°HCNEʼ>>>
                             

1ҳ
                                 
61        ѵĿ
ЭHDLCЭԭáPPPMPЭԭüά
X25Эԭüά֡мЭԭά
62        62Э
                                l        WAN wide area 
                                networkһ㷺Χڽļͨ
                                l        һֿͨѶ磬ʹõӪṩ豸ΪϢƽ̨
                                l        ҪԶľ˴
                                OSIοģͣҪλڵײ3Σֱ㡢·㡣
                                OSIοģ        WAN
                                Network Layer()        X.25
                                Data link layer(·)        LAPBFrame 
                                RelayHDLCPPPSDLC
                                Phsical Layer ()        
                                x.21bitsEIA/TIA-232EIT/TIE-449v.24v.35EIA-530
     ӷʽ
                                һ        
                                㵽ӣҪʽвŵ绰·ISDN·DDNרߡE1·ȡ·ϵķװЭ֣PPPHDLCPPPЭǻΪ·ϵȷʡװ
                                         
                                齻ʽ豸ڴʱһ㵽ӣҲ˵ӲǱĳ豸ռɶ豸ʹáڽݴʱʹ 
                                ·VCṩ˵˵ӡͨҪ磬һ㶼ɵӪṩĹʽX.25֡м̣Frame 
                                RelayATMȡ
                                齻豸ûϢװڷ֡нд䣬ڷͷ֡ͷа·ѡ񡢲ƺƵϢ
                                63HDLCЭԭ
                                631 HDLCЭԭ
                                ־        ַ                Ϣ        ֡У      
                                  ־
                                l        
                                l        ͸-----䷨
                                l        ͬ·
                                ߼·HDLCһص·Э飬صǲҪݱǹ涨ַκһֱʵ͸Ĵ䡣ֻҪвͬ־ֶFͬݾͲ߽֡Ĵжϡһ߽ͬ־ֶFͬݣг1䷨
                                ׼HDLCЭеЭ鶼ͬ·֮ϣ磺DDN
                                HDLCĵֶַ8أƽⷽʽʱдӦվĵַ
                                Ӷ8أʵHDLCЭĸֿϢ־֡͡
                                ڱ׼HDLCЭʽǿԿûаʶصϲЭϢֶΣ·װ׼HDLCЭĵһ·ֻܳصһЭ顣
632 HDLCЭ
                                l        ڽӿϷװHDLCЭ
                                link-protocol hdlc
                                l        ôʱ̽Ѱ·Զ·Ĺ״
                                timer hold
                                VRP֧HDLCЭװг豸HDLCЭ黥ͨ
                                ͬӿģʽ½á
                                *        
                                ýӿڷװHDLC        Link-protocol hdlc
                                ȱʡ£ӿڷװ·ЭΪPPP.
                                Ҫעǣ
                                1        ֻеӿڹͬʽʱܷװHDLC.
                                2        
                                ӿڷװSLIPʱӿڵԲܱ޸ΪͬģʽʱȽӿڵ·װΪPPP󣬲ܽӿڵԸΪͬģʽ
                                HDLCЭеkeepaliveʱӣ趨״̬*ѯʱ*ѯʱ
                                ͬӿģʽ½á
                                *        
                                keepaliveʱ        Timer hold [seconds]
                                ȱʡ£keepaliveʱΪ10룬ָΧΪ032767롣
                                ע⣺·豸õkeepaliveʱֵͬ
                                64        64 PPPMPЭԭ
                                641 PPP Э

                                l        PPPЭSLIPĻϷչġ
                                l        PPPЭ·Э飬λڵڶ
                                l        ͬ·һ·
                                PPP 
                                Point-to-PointЭSLIPĻϷչģSLIPֻ֧첽䷽ʽЭ̹̣𽥱PPPЭPPP 
                                ЭΪһṩڵ㵽·ϵķװݰ·Э飬OSIοģ͵ĵڶ㣬Ҫ֧ȫ˫첽·Ͻе㵽֮ݴ䡣
                                PPPܹṩ֤䣬֧ͬ첽ýϹ㷺Ӧá
                                PPPЭص㣺
                                PPPЭ·Э飻
                                ֵ֧㵽ӣͬX.25Frame Relay·Э飩
                                ͬ·첽·Frame RelayΪͬ·
                                иNCPЭ飬IPCPIPXCPõ֧Э飻
                                ֤ЭPAP/CHAPõı֤İȫԡ
                                642 PPPɲ
                                l        
                                PPPЭҪ·Э飨LCPЭ壨NCPs簲ȫ֤Э(PAPCHAP)
                                LCPҪڽͼPPP·NCPsҪЭ·ݰĸʽͬ͡ʱPPPṩ簲ȫ֤Э(PAPCHAP)
                                ·Э飨LCPáPPP·ӣ
                                Э壨NCPSЭڸ·ݰĸʽͣòͬЭ飻
                                PPPչЭ壺ṩPPPܵĽһ֧֡
                                643 PPPЭջ
                                PPPһֲṹڵײ㣬ʹͬý壨ISDNͬDDNרߣҲʹ첽ý飨modemŵPSTN磩
                                ·㣬PPP·ṩ˷ḻķЩLCPЭѡʽṩ
                                ϲ㣬PPPͨNCPsṩԶЭ֧֡PPPÿһЭ鶼һַװʽǵıġ
                                644 PPPЭ
                                PPPЭ̷Ϊ׶ΣDead׶ΡEstablish׶ΡAuthenticate׶ΡNetwork׶κTerminate׶ΣڲͬĽ׶νвͬЭЭֻ̡ǰЭЭ̳󣬲תһ׶ΣһЭЭ̡
                                1)        
                                㲻ʱPPP·Dead׶Σ·׶οʼͽʱPPPڽ·֮ǰȽLCPЭ̣ЭݰʽSPMP֤ʽ䵥Ԫȡ
                                2)        
                                LCPЭ̹ͽEstablish׶ΣʱLCP״̬ΪOpenedʾ·Ѿ
                                3)        
                                ֤Զ֤ػ򱾵֤ԶˣͽAuthenticate׶ΣʼCHAPPAP֤
                                4)        
                                ֤ʧܽTerminate׶Σ·LCP״̬תΪDown֤ɹͽNetworkЭ̽׶ΣNCPʱLCP״̬ΪOpenedIPCP״̬InitialתRequest
                                5)        
                                NCPЭ֧IPCPЭ̣IPCPЭҪ˫IPַͨNCPЭѡһЭ顣ѡеЭóɹ󣬸ЭͿͨ·ͱˡ
                                6)        
                                PPP·һֱͨţֱȷLCPNCP֡ر·ĳЩⲿ¼ûĸԤ
                                645 PAP/CHAP֤
                                l        PAP֤Э飬Ĵ֤ͣȷ֤
                                ֤£
                                ֤ûͿ֤
                                ֤ûϢ鿴ǷдûǷȷȻ󷵻زͬӦAcknowledge 
                                or Not Acknowledge
                                ȷԶ˷ACKģͨԶѱһ׶Э̣NCKģͨ߶Զ֤ʧܡʱֱӽ·رաֻе֤ͨﵽһֵȱʡΪ4ʱŻر·ֹ󴫡ŵɲҪLCPЭ̡̹
                                PAPصķʽûڴбػ񣬱пܶ簲ȫɼвˣڶ簲ȫҪԽϵ͵Ļ
                                l        
                                CHAP֤Э飬Ϳ֤ȷ֤󣬰ȫԱPAP
                                CHAP֤Ϊ֤ΪģܳףCHAP֤̣
                                l        
                                ֤֤һЩıģͬʱ˵һ͸֤
                                l        
                                ֤õԶ˶Ա˵֤Challengeʱݴ˱֤ͱ˵ûûҵû֤ͬûýܵġûܳMd5㷨ӦResponseӦԼͻأ
                                l        
                                ֤ӵӦöԶ˵ûڱ˵ûвұĿ֣ñĿ֣ܳףMd5㷨ó뱻֤ӦȽϣݱȽϽӦĽACK 
                                or NAK
                                صֻϴûûİȫҪPAPߡ
                                646 PPPЭ
                                l        װPPP     link-protocol ppp
                                l        ֤        ppp 
                                authentication-mode{pap|chap}
                                l        û    local-user  username  
                                password  {simple|cipher} password
                                link-protocol ppp 
                                ǽӿָһĽӿڷװΪPPPȱʡ£װ·Э鼴ΪPPP.
                                ppp 
                                authentication-modeǽӿָ֤ʽѡ֤ʽΪPAPCHAPעǣ֤ǵģһΪ֤֤ԷͨѶ˫Ҫ֤Է˫ӦPPP 
                                authentication-mode 
                                Local-user 
                                ȫ֤ûͿpasswordĿѡУsimpleʾĵķʽʾĿcipherʾԼܵķʽʾĿ
                                PAP 
                                l        ֤
                                         ֤ʽ     ppp authentication-mode pap
                                         ûб     local-user username 
                                password{simple|cipher} password
                                l        ֤
                                         PAPû  ppp pap local-user username 
                                password {simple|cipher} password
                                ֤
                                *        
                                ñ֤ԶˣʽΪPAP        ppp authentication-mode 
                                pap [call-in] [scheme {default|name-list}]
                                Զû뱾ûб        Local-user username 
                                password {simple|cipher} password
                                ֤
                                *        
                                ñرԶPAPʽ֤ʱط͵PAPûͿ        ppp pap 
                                local-user username password {simple|cipher} 
                                password
                                ֤ͨppp pap local-user username password 
                                {simple|cipher} 
                                passwordû͸֤֤ͨұûбuserб鱻֤ûǷȷݽ֤ܾͨԷ
                                CHAP
                                l        ֤
                                *        
                                ñ֤Զ        ppp authentication-mode chap
                                ñ        Ppp chap host hostname
                                Զû뱾ûб        Local-user username 
                                password {simple|cipher} password
                                l        ֤
                                *        
                                ñ        Ppp chap user username
                                ԶûͿ뱾ûб        Local-user username 
                                password {simple|cipher} password
                                647 PPPþ
                                l        PAP֤
                                1        
                                ·Quidway1Quidway2֮ýӿSerial0Ҫ·Quidway1PAPʽ֤·Quidway2
                                2        ò
                                ·Quidway1
                                [Quidway]local-user quidway2 password simple 
                                quidway
                                [Quidway-Serial0]interface serial 0
                                [Quidway-Serial0]ppp authentication-mode pap
                                ·Quidway2
                                [Quidway] interface serial 0
                                [Quidway-Serial0]ppp pap loacal-user quidway2 
                                password simple quidway
                                l        CHAP֤
                                1        
                                Ҫ·Quidway1CHAPʽ֤·Quidway2
                                2        ò
                                ·Quidway1
                                [Quidway]local-user quidway2 password simple 
                                simple hello
                                [Quidway]interface serial 0
                                [Quidway-Serial0]ppp chap user quidway1
                                [Quidway-Serial0]ppp authentication-mode chap
                                ·Quidway2
                                [Quidway]local-user quidway1 password simple 
                                simple hello
                                [Quidway] interface serial 0
                                [Quidway-Serial0]ppp chap user quidway2
                                6.4.8 MPЭ
                                MPMultilink 
                                PPPļдǳӴĿǣPPP·ʹòģMPMultilink 
                                PPPķƬƬӶԵ·͵ͬһĿĵء
                                l        MPʽ·Э̹
                                1        
                                ȺͶԶ˽LCPЭ̣Э̹УЭһLCP⣬֤Զ˽ӿǷҲMPʽ¡Զ˲MPʽ£LCPЭ̳ɹ󣬽һNCPЭ̲裬MP
                                2         
                                ȻPPP֤õԷûLCP֤е֪ԶҲMPʽ£ûҵΪûָӿģ壬ԸģĸNCPIPַȣΪNCPЭ̣ӿõNCPNCPЭͨ󣬼ɽMP·øĿݡ
                                һPPPͨLCPЭ²ܱΪMPһͨ
                                l        MRRUMaximum Received Reconstructed 
                                Unit鵥ԪͨPPPеMRUơ
                                l        SSNHFShort Sequence Number Header 
                                FormatкMPͷǿѡ
                                l        նEndpoint 
                                DiscriminatorΨһ־һ·ʵ壨·ȣַֻնͬPPPͨ԰󶨵ͬһMPPPPû֤ܣMP֤ͨͨ󣬾ҪԼ󶨵һMPϡڰ󶨵ı־ûն
                                649 MPЭ
                                MP֮ǰҪӿģãӿڵľ÷οӿò֣ﶨӿģµĽӿȻúͶԶ˽˫֤CHAPPAPòPPP
                                MPĻ
                                l        ÷װPPPĽӿڹMPʽ
                                ڽӿģʽִ
                                *        
                                ÷װPPPĽӿڹMPʽ        ppp mp
                                l        ӿģMPûϵ
                                ȫģʽ£ִ
                                *        
                                ӿģMPûϵ        ppp mp user user-name 
                                bind virtual-template number
                                úMPѾɡûԸԼҪMPĿѡãMPﶨ· 
                                MPĸ߼
                                l        MP·
                                ȫģʽ£ִ
                                *        
                                MP·        ppp mp max-bind binds
                                BindsȡֵΧΪ1100ʵûʱӦʵʵΪ󶨵·guoduoռϵͳԴϵͳܡ
                                6410 MPþ
                                1        
                                ·router-aE1Bŵ󶨵·router-bBŵϣBŵ󶨵·router-cϣٶ· 
                                router-aϵĸBŵΪserial0serial1serial2serial3·router-bϵBŵΪ 
                                serial0serial1·router-cϵBŵΪserial0serial1
                                2        ò
                                ·router-a
                                ûrouter-brouter-c
                                [Quidway]local-user router-b password simple 
                                router-b
                                [Quidway]local-user router-c password simple 
                                router-c
                                !Ϊûָӿģ壬ʹøģNCPϢPPPЭ̡
                                [Quidway]ppp mp user router-b bind 
                                virtual-template 1
                                [Quidway]ppp mp user router-c bind 
                                virtual-template 2
                                ӿģ
                                [Quidway]interface virtual-template 1
                                [Quidway-Virtual-Template1]ip address 
                                202.38.166.1 255.255.255.0
                                [Quidway]interface virtual-template 2
                                [Quidway-Virtual-Template2]ip address 
                                202.38.168.1 255.255.255.0
                                ӿserial0serial1serial2serial3MPͨserial0Ϊӿͬ
                                [Quidway]interface serial0
                                [Quidway-serial0]link-protocol ppp
                                [Quidway-serial0]ppp mp
                                [Quidway-serial0]ppp authentication-mode pap
                                [Quidway-serial0]ppp pap local-user router-a 
                                password simple router-a
                                ·router-b
                                һûrouter-a
                                [Quidway]local-user router-a password simple 
                                router-a
                                !Ϊûָӿģ壬ʹøģNCPϢPPPЭ̡
                                [Quidway]ppp mp user router-b bind 
                                virtual-template 1
                                ӿģĹ
                                [Quidway]interface virtual-template 1
                                [Quidway-Virtual-Template1]ip address 
                                202.38.166.2 255.255.255.0
                                ӿserial0serial1MPͨserial0Ϊӿͬ
                                [Quidway]interface serial0
                                [Quidway-serial0]link-protocol ppp
                                [Quidway-serial0]ppp mp
                                [Quidway-serial0]ppp authentication-mode pap
                                [Quidway-serial0]ppp pap local-user router-b 
                                password simple router-b
                                ·router-c
                                һûrouter-a
                                [Quidway]local-user router-a password simple 
                                router-a
                                !Ϊûָӿģ壬ʹøģNCPϢPPPЭ̡
                                [Quidway]ppp mp user router-b bind 
                                virtual-template 1
                                ӿģĹ
                                [Quidway]interface virtual-template 1
                                [Quidway-Virtual-Template1]ip address 
                                202.38.168.2 255.255.255.0
                                ӿserial0serial1MPͨserial0Ϊӿͬ
                                [Quidway]interface serial0
                                [Quidway-serial0]link-protocol ppp
                                [Quidway-serial0]ppp mp
                                [Quidway-serial0]ppp authentication-mode pap
                                [Quidway-serial0]ppp pap local-user router-b 
                                password simple router-b
                                6411 PPPļά
                                *        
                                ʾPPP֤ıû        Display user
                                ʾӿڵpppú״̬        Display interface 
                                interface-name
                                display interface serial 0 
                                ʾӿڵPPPú״̬磺
                                [Quidway]display interface serial 0
                                
                                6412 PPPϵų
                                1һ·ʼղΪUP״̬
                                ųPPP֤òȷPPP֤ʧܡ
                                PPPĵԿأῴLCPЭ̳ɹתΪUP״̬PAPCHAPЭ̣ȻLCPתΪDown״̬
                                2϶·תΪUP״̬
                                ųִdisplay interface serial 
                                number鿴ӿڵǰ״̬
                                ӿ״̬
                                serial number is administratively downline 
                                protocol is down
                                ʾýӿڱshutdown
                                serial number is down , line protocol is down
                                ʾýӿûбûתΪUP״̬
                                Serial number is upline protocol is 
up(spoofing)
                                ʾýӿǲſڣûкͨ
                                Serial number is upline protocol is up
                                ʾýӿѿԽݴ䡣
                                Serial number is upline protocol is down
                                ʾýӿѼ·Эûͨ
                                65 X.25Эԭ
                                6.5.1 X.25
                                X.25 
                                Эն豸DTEݵ·ս豸(DCE)֮ӿڹ̣ҪDTEDCE֮佨·顢·ݡ··ͬʱвơơͳƵȣΪûṩһЩѡҵܺùܡ
                                X.25ЭCCIT70ƶģԺֽ˶޸ġ
                                X.25ͨ·ͶϲЭ飨IPIPXȣ
                                ע⣺˵DTEDCEӿڵDTEDCEһDTEָͨ·û豸DCEָ豸·ҲΪDCE
                                65.2 X.25ģ
                                X.25 
                                ʹ̨ն豸DTEͨеķ齻ͨšΪ˽һͨţͨŵһ˱Ⱥһˣ֮佨һỰӣеһ˿ԿԸԼջܾһӽ˵豸ȫ˫ؽϢ䣬κһκεʱȨӡ
                                X.25DTEDCEе㵽㽻Ĺ̡DTEָͨûն˵ȣDCEָͬƽ豸DTE 
                                DCEֱӣDCE齻ĳ˿ڣ齻֮佨ӣγDTEDCE֮ͨ·һX.25Уʵ֮ϵͼʾ
                                6.5.3 X.25 Эֲṹ
                                X.25ЭΪ㡢·㡢㣬OSIοģ͵һһӦԵȲ֮ͨͨԵȲĹʵ֡
                                㶨DTEDCE֮ĵӿڣԼϢͨĹ̡
                                ·ƽ·ʹLAPBLAPBDTE-DCE·֮֡Ĺ̼֡ʽ·֡ļͻָ
                                ˷ĸʽڷʵ֮佻Ḷ́ͬʱҲνءȹ̡·ͷ㶼зƣ֤ϢȷԲЧؽơX.25Эƶʱڼƣն˺ڵûкǿܣ·ʵ͡ʸߣX.25ЭִкܷصŵʵĹ͸ն˵ĳ֣֡м̵µļָƵ񽻸ϲЭն˴ΪûṩٵĴ䡣
                                6.5.4 IPͨX.25紫
                                IP䵽··һַͨĳӿڷͳȥӿڷװX.25Э顣·IPȴ㣬㽫IPһǰϷͷȻ󴫸·㡣·㿴ֻһ顣·㽫鵱֡ϢֶΣ֡ͷ֡βװһ֡·ϴ͵ǶƵı
                                ͨX.25紫Զ˵··ĸЭ齫ԼĽṹ룬ݷ͸ϲЭ鴦
                                6.5.5 X.25 ·
                                ͳʱָ
                                SVC·PVC·
                                һӿ4095·
                                6.5.6 X.25·ЭLAPB
                                ·Ҫ
                                l        DTEDCE֮ЧĴ
                                l        ȷͷ֮Ϣͬ
                                l        ;вĲ
                                l        ʶ߲Э鱨Դ
                                l        ֪ͨ·״̬
                                6.5.7 X.25
                                ֻ̨·֮ݴ䣬ֻѡLAPBнӿڷװ·ҪͨX.25ݴ䣬ѡX.25ЭдڷװҰṩĲX.25Э顣

1        X.25ģʽ
                                          Link-protocol x25 
                                [[dte|dce]|[nonstandardietf]]
                                Quidwayϵ·ֵ֧X.25ԹDTEDCEģʽͬʱָݱװĸʽѡõķװʽBFECiscoݡDDNIETFָʽ
                                ע⣺һ㣬X.25Ҫ·ΪDTE룬ҪIETFװʽԣڴʱӦѡX.25DTEģʽµIETFװֻǼ򵥵Ľ̨·һԴڱֱݴ䣬ʱֻҪ֤˷ֱΪDTEDCEҷװʽһ¼ɡ
                                ȱʡ£ģʽΪDTEװʽΪIETF
                                2        ýӿڵX.121ַ
                                        x25 x121-address x.121-address
                                ʹQuidwayϵ·ĿΪX.25ɺԴQuidwayϵ·X.25齻ôΪ 
                                X.25ӿڰսṩ̵Ҫһַ·ĳX.25ӿڹBFEDDNװʽʱӿڵX.121ַǸ 
                                IPַ̬תõģֹãңʱX.121ַҲǲĶġһ㣬ûֻ谴IETFʽCiscoݸʽװ 
                                X.25ӿָX.121ַ
                                3        ЭַX.121ַӳ
                                      x25 map protocol-address x121-address 
                                x.121-address [option]
                                һX.25ӿڣӵԼX.121ַԼЭ顣X.25ͨӿڷʱںЯԴַӿڵX.121ַ
                                ˵еprotocol-addressx.121-addressָĿĵصЭַx.121ַǱصġ
                                4.·
                                   x25 pvc-number protocol protocol-address 
                                x121-address x.121-address [option]
                                X25ķ
                                1.X.25·Χ
                                    x25 vc-range {in-channel hic lic | 
                                bi-channel htc ltc | out-channel hoc loc}
                                ÷С
                                    x25 packet-size in-packets ȱʡֵΪ128
                                    x25 packet-size out-packets ȱʡֵΪ128
                                ôڴС
                                    x25 window-size in-packets (ȱʡֵΪ2)
                                    x25 window-size in-packets (ȱʡֵΪ2)
                                ñŷʽ
                                    x25 modulo {8| 128} (ȱʡֵΪ8)
                                X.25ӽӿ
                                l        ӽӿһӿڣԼЭַ·
                                l        һӿϿԴӽӿ
                                l        ӽӿͣ㵽͵㵽
                                *        
                                ӿ        Interface serial number
                                װx25Э        Link-protocol x25
                                X.25ӽӿ        Interface serial number 
                                subinterface-number [multipoint|point-to-point]
                                õַӳ        X25 map protocol protocol-address 
                                x121-address x.121-address [option]
                                ·        x25 pvc-number protocol 
                                protocol-address x121-address x.121-address 
                                [option]
                                ӿڷװLAPBHDLCPPPʱܴӽӿڡ
                                6.5.8 X.25þ
                                1.        
                                ֻ̨·򵥵ıӣֱ֮װX.25Э鲢IPݱд䣬ֻ̨·ɡ
                                2.        ò
                                1        Router A
                                !ѡӿ
                                [Quidway]interface serial 0
                                !ΪýӿָIPַ
                                [Quidway-serial0]ip address 202.38.160.1 
                                255.255.255.0
                                !ýӿڷװΪX.25ӿڣָ乤ʽDTEʽ
                                [Quidway-serial0]link-protocol x25 dte
                                ָýӿڵX.121ַ
                                [Quidway-serial0]x25 x121-address 20112451
                                ָԶ˵ĵַӳ
                                [Quidway-serial0]x25 map ip 202.38.160.2 
                                x121-address 20112452
                                !ΪֱԽƲԴһЩ
                                [Quidway-serial0]x25 packet-size 1024 1024
                                [Quidway-serial0]x25 window-size 5 5
                                2        Router B
                                !ѡӿ
                                [Quidway]interface serial 0
                                !ΪýӿָIPַ
                                [Quidway-serial0]ip address 202.38.160.2 
                                255.255.255.0
                                !ýӿڷװΪX.25ӿڣָ乤ʽDCEʽ
                                [Quidway-serial0]link-protocol x25 dce
                                ָýӿڵX.121ַ
                                [Quidway-serial0]x25 x121-address 20112452
                                ָԶ˵ĵַӳ
                                [Quidway-serial0]x25 map ip 202.38.160.1 
                                x121-address 20112451
                                !ΪֱԽƲԴһЩ
                                [Quidway-serial0]x25 packet-size 1024 1024
                                [Quidway-serial0]x25 window-size 5 5
                                6.5.9X.25ļά
                                *        
                                鿴ӿϢ        Display interface [type number]
                                鿴X.25        Display x25 alias-police
                                鿴X.25ַӳ        Display x25 map
                                鿴X.25·ɱ        Display x25 switch-vc-teble 
                                svc
                                鿴X.25·        Display x25 switch-vc-table 
                                pvc
                                鿴X.25·        Display x25 vc lci-number
                                x25ĵĵԿ        Debug x25 all [interface 
                                type number]
                                x25ĵԿ        Debug x25 event [interface 
                                type number]
                                x25ĵԿ        Debug x25 packet [interface 
                                type number]
                                6.5.10 X.25ϵų
                                l        LAPBѾ״̬X.25Э鲻UP
                                ųǱصĹʽô󣬼DCE/DTEǷȷ
                                l        X.25ЭѾUPȴ޷·޷Pingͨ
                                ų1δñX.121ַ 2δõԶ˵ĵַӳ 3δöԶX.121ַ 
                                3δöԶ˵صĵַӳ 4ŵΧȷ 
                                5Я粻ʩѡ45ԭӦѯȷŵΧʩѡ
                                l        Խ·ݴĹȴƵĸλ
                                ųǷȷ뵽ڣӦѯȷ
                                l        ·󱻾ܾ
                                ų·ŵ
                                6.6 ֡мЭԭ
                                6.6.1 ֡мЭ
                                l        
                                ֡мЭX.25齻ĻϷչһֿٷ齻ǸĽ˵X.25Э顣
                                l        ֡мǻ·ġ
                                DLCI·ӱʶڱʶÿһPVCͨ֡м֡еĵֶַεDLCIԷֳ֡һ·
                                 
                                LMIعӿڣЭڽά·ͽ֮ӡLMIЭ黹ά··Ľɾ״̬ı䡣
                                6.6.2 ֡мЭջ
                                ֡м̵ĺĶӦOSIοģ͵㡣ִʩ봫ͳĹĽ֮֮ͬͬ֡мṩԿٵķ
                                6.6.3 ֡м̵ص
                                1.֡м̼Ҫڴҵ񣬽Ϣ֡ʽд͡
                                2.֡м̴ʹõĴ·߼ӣӣһϿԸö߼ӣʵִĸúͶ̬䡣
                                3.֡мЭX.25ĵ㹦ܣʹڵĴ򻯣ϢĴЧʡ·ṹ·Ҳֻ˺Ӽ֡
                                4.·ͳƸá֡͸ʹ⣬ṩִش*ʡȥ֡šơӦͼӵȻƣʡ˽Ŀͨʱӡһ֡мûĽ64kbps-2Mbps
                                5.ԪDD֡ϢȱX.25鳤ҪԤԼ֡Ҫﵽ1600ֽ/֡ʺϷװݵԪ
                                6.ṩһ׺ĴͷֹӵĻƣûЧԤԼĿŵϢʣCIRûͻռδԤĴԴʡ
                                7.齻һ֡м̲ӵĽṩSVCPVCҵ񣬵ĿǰӦõ֡мУһֻPVCҵ
                                6.6.4 ֡м
                                ֡меÿһӶʹDLCIData Link Connection 
                                Identifierʶ
                                ֡мͳƸЭ飬ʵֶ̬䡣
                                ֡мΪÿ֡мûƲBCBeCIRͬʱÿTcʱ·ϵмӺͿơCIRûԼûϢʣŵϢʡûСڵCTRʴϢӦ֤ⲿϢĴ͡BCûCIRTcʱ͵Tc=Bc/CIRBcûTcʱڴ͵ĳBc
                                ÿ·дƣ²ԣ
                                Tcڣ
                                       ûݴ<=Bcʱյ֡
                                       
                                ûݴ>Bc<=Bc+BeʱBeΧڴ͵֡DEá1δӵͣЩ֡
                                       Tcûݴ>Bc+BeʱΧ֡
                                ԼһPVCCIR=128Kbit/sBc=128kbit,Be=64kbit,Tc=Bc/CIR=1sһʱڣûԴ͵ͻԴﵽBc+Be=192kbitݵƽΪ192kbit/sУ£BcΧڵ128kbit֡ӵ£Щ֡ҲᱻʹյûӵЩ֡ᱻ
                                BeΧڵ64kbit֡DEرΪ1ӵ£Щ֡ᱻʹյû緢ӵЩ֡ᱻ
                                תеıĳȳһֵΪӵӵڸöеıĵFECNλλӵȥ෴ıĵBECNλλ
                                6.6.5 ֡мDLCIķ͵ַӳ
                                ֡мһͳƸЭ飬ÿ··ӱʶDLCIʶͨ֡меĵֶַεDLCIֳ֡һ·DLCIֻڱؽӿںֱ֮ĶԶ˽ӿЧȫЧԣ֡мУͬӿͬĵ·ûõDLCIΧ16~1007֡м·ӵģزͬDLCIӵͬԶ豸ԿΪDLCIǶԶ豸ġ֡м̵ַ
                                ֡м̵ַӳǰѶԶ豸ЭַԶ豸֡м̵ַصDLCIԱ߲ЭͨԶ豸ЭַѰַԶ豸֡мҪIPЭ飬ڷIPʱ·ɱֻ֪ĵһַԷǰɸõַȷӦDLCI̿ͨ֡м̵ַӳɣΪַӳŵǶԶIPַһDLCIӳϵַӳֹãҲInverse 
                                ARPЭ鶯̬ά
                                6.6.6 緢ֵInverse ARP Э
                                ַInverse 
                                ARPҪÿ·ӵĶԶ豸ЭַIPַIPXַȡ
                                ̣һ·ʱǰ᱾ؽӿЭַInverse 
                                ARPڸ·ϷInverse 
                                ARPĸԶˣİбصЭַԶ豸յʱԻñصЭַӶɵַӳ䣬Inverse 
                                ARPӦĽӦͬɵַӳ䡣
                                ֻûMAP²ŻԶ˷Inverse ARPġ
                                Inverse 
                                ARPĵĽն˷ֶԶ˵Эַ뱾õMAPеЭַͬ򲻻ɸö̬MAP
                                6.6.7 Quidway ֵ֧LMI
                                عӿLMILocal Management 
                                InterfaceЭά·ͽ֮ӡLMIЭ黹ά··Ľɾ״̬ı䡣
                                VRP ֧LMIЭ飺ITU-T 
                                Q.933鸽¼ALMIЭ顢ANSIT1.617鸽¼DLMIЭԼCISCOGang 
                                of 
                                Four׼ݵLMIЭ顣ǵĻʽǣDTE豸ÿһʱһ״̬ģStatus 
                                Enquiryģȥѯ·״̬DCE豸յ״̬ĺ״̬ģStatusģ֪ͨDTEǰӿ·״̬
                                DTE豸·״̬ȫDCE豸DCE豸·״̨̬豸ֱӵ£DCE豸·״̬豸ԱõġVRPУ·ĸ״̬ȿõַӳ䣨fr 
                                mapͬʱãҲ֡м̱·fr 
                                dlci֡м̽ӿ·fr dlciá
                                6.6.8 ֡мӽӿ
                                l        ֡м˽ṹ
                                ֡мԽɢڲͬصܵṹͽṹ״Partial-meshedȫ״Full-meshed
                                l        ˮƽָ֡м
                                Ϊ··Ĳˮƽָ·ѴһӿڽĸϢٴӸýӿڷͳȥͼʾ·B·Aһ·Ϣˮƽָƣ·Aͨմ·ϢS0Ϣ·CDķһʹöӿӶڽڵ㣬Ҫ·߱ӿڣûĳɱһʹӽӿڣҲһӿö߼ӿڣÿӽӿڶԼַͺһӿһǹرˮƽָȻҪ·Э֧֣رˮƽָ˲·ɻ·ļʡ
                                l        ֡мӽӿ
                                ӽӿڿԽˮƽָ
                                ڴ·϶Щ߼ӽӿڡÿһӽӿʹһDLCIӵԶ˵·ӽӿDLCI󣬻ҪĿĶЭַ͸DLCIӳ䡣
                                һӿڿ԰߼ӽӿ
                                Ȼ·AϽӵһS0S0ڶS0.1ӽӿϵDLCI·BS0.2ӽӿϵDLCI·CS0.3ӽӿϵDLCI·D
                                ·֮Ҫ֡м̵
                                ӿ϶߼ӽӿں֡м̵ӾͿԳΪ״ӡ
                                ͨӽӿڣ·ʵ໥ӣתϢ·һӿϾͿԱˮƽָӰ졣
                                6.6.9 ֡м̵
                                1.װ֡мЭ
                                      link-protocol frame-relay 
                                [MFR|nonstandard|ietf]
                                ӿڷװ·ЭΪ֡мʱȱʡķװʽΪietf
                                ע⣺1ֻеӿڹͬʽ£ܷװ֡м̡
                                2ӿڷװSLIPʱӿڵԲܱ޸ΪͬģʽʱȽӿڵ·װΪPPP󣬲ܽӿڵԸΪͬģʽ
                                3ӿڷװ֡м̺ϲܳIPIPXЭ顣
                                2.֡м̽ӿڵն
                                      fr interface-type {dce | dte | nni}
                                ֡мУͨ˫ΪûࡣûΪDTE౻ΪDCEӿҪԼеλΪDTEDCEʽ֡мУ֡м֮̽ΪNNIӿڣӦӿڲNNIʽ
                                ȱʡ£֡м̽ӿΪDTE
                                ע⣺֡м̽ӿڵж͸ΪDCENNIҪȫģʽ?ʹ֡м̽fr 
                                switching
                                3.ѡLMI
                                    fr lmi type {ansi | cisco-compation | q933a}
                                LMIЭάǰ֡м·״֡мЭPVCPVC¼ɾѶϵPVC¼PVC״̬ı·֤VRPֱ֧׼LMIЭͣITU-TQ.933¼AANSIT1.617¼DCISCO׼
                                ֡м̽ӿΪDCENNIʱӿȱʡLMIЭΪq933a֡м̽ӿΪDTEʱýӿںͶԶЭLMIЭ͡
                                ֡м̵ַӳ
                                ֡м̵ַӳǽԶЭַ뱾DLCIӳϵõַӳɾ̬ãҲɶ̬
                                1.        ֹþ̬ӳ䣺
                                fr map {ip | ipx} protocol-address dlci 
                                [broadcast]
                                ֡мַ̬̾ӳֹԶЭַ뱾DLCIӳϵһڶԶٻȱʡ·ɵ
                                Զ·ַ֧̬Эʱ֡м̵ľַ̬ӳ䡣
                                ȱʡ£нӿʹַ̬Э顣֡мַ̬̾ӳָDLCIϣַ̬ӳ书ܽԶá
                                2.        ̬ʹַ̬ܶЭ
                                     fr inarp [ip | ipx] [dlci]
                                ַЭ飨Inverse 
                                ARP󣬾̬ܶԶЭַ뱾DLCIӳϵ
                                ȱʡ£ӿʹַ̬ܶЭ顣
                                ֡м̱·
                                Ϊӿڷһ·
                                        fr dlci dlci
                                ע⣺1fr dlci dlci Ϊӿںӽӿڷ·š
                                2·ǱЧأҲ˵·˵·ǿͬġҲΪӿָͬ·šһӿϣ·űΨһġ
                                3ӿΪDCENNIʱΪӿڣӿڻӽӿڣ·šӿΪDTEʱΪӿڣϵͳɸݶԶ豸Զȷ˵·ţΪӽӿڣҲֶΪӽӿ·š
                                ֡мӽӿ
                                ֡м̽ӿNBMANon-Broadcast 
                                Multi-Accessͽӿڣֽ֧ӿڵĸͽӿڣӿںӽӿڡӽӿһ߼ṹЭַ·PVCȣһӿڿжӽӿڡ
                                ӽӿͣ㵽͵㵽㡣㵽ӿӵԶˣ㵽ӽӿͬһεĶԶˡ
                                ֡мӽӿڣӽӿģʽ
                                       interface type number.subinterface-number 
                                [multipoint | point-to-point]
                                ֡мӽӿڵ·
                                       fr dlci dlci
                                ַӳӿͬʹþַ̬̬ӳ䡣ַӳֻڵ㵽²á
                                ֡м̵ӽӿ֮ĵַӳϵֹãַЭ̬ڵ㵽ӽӿڣΪֻһԶ豸ֻҪڸӽӿһPVCͿˣþַ̬ӳͿΨһȷԶ豸
                                ȱʡ£ӽӿʹַ̬ܶЭ顣
                                ֡м̽
                                ֡м̽PVC
                                     fr switching
                                ֡м̽ӿ
                                     fr interface-type {dce |dte |nni}
                                ֡мPVC·
                                     fr dlci-switch pvc in-dlci interface serial 
                                number outer-dlci
                                ע⣺ʹ֡м̽ӿͱΪdcenni
                                /ֹ֡мPVCȫģʽ½⣬ͬӿģʽ½С
                                ȱʡ£ֹ֡мPVC
                                ע⣺1ֻнӿΪNNIDCEʱõPVCŻá
                                2֡м̽·Ͻӿ϶ãPVCŻá
                                3֡мDCENNIӿڽPVC֮󣬻ҪһPVC·ɡ
                                6.6.10 ֡м̵þ
                                ͨר߻
                                1.        
                                ̨Quidway·ֱͨRouter A֡м̵DCEʽRouter 
                                B֡м̵DTEʽ
                                2.        ò
                                1        Router A
                                !ȫģʽ֡м̽
                                [Quidway]fr switching
                                !ýӿIPַ
                                [Quidway]interface serial 1
                                [Quidway-serial1] ip address 202.38.163.251 
                                255.255.255.0
                                !ýӿڷװΪ֡м
                                [Quidway-serial1]link-protocol fr
                                [Quidway-serial1]fr interface-type dce
                                !ñ·
                                [Quidway-serial1]fr dlci 100
                                !Զ·ַ֧ܣöַ̬ӳ
                                [Quidway-serial1]fr inarp
                                !þַ̬ӳ
                                [Quidway-serial1]fr map ip 202.38.163.252 dlci 
                                100
                                2        Router B
                                !ýӿIPַ
                                [Quidway]interface serial 1
                                [Quidway-serial1] ip address 202.38.163.252 
                                255.255.255.0
                                !ýӿڷװΪ֡м
                                [Quidway-serial1]link-protocol fr
                                [Quidway-serial1]fr interface-type dte
                                !Զ·ַ֧ܣöַ̬ӳ
                                [Quidway-serial1]fr inarp
                                !þַ̬ӳ
                                [Quidway-serial1]fr map ip 202.38.163.251 dlci 
                                100
                                ͨ֡м绥
                                1.        
                                ͨ֡м绥ַʽ£·ֻΪû豸֡мDTEʽ
                                2.        ò
                                1Router A
                                !ȫģʽ֡м̽
                                [Quidway]fr switching
                                !ýӿIPַ
                                [Quidway]interface serial 1
                                [Quidway-serial1] ip address 202.38.163.251 
                                255.255.255.0
                                !ýӿڷװΪ֡м
                                [Quidway-serial1]link-protocol fr
                                [Quidway-serial1]fr interface-type dte
                                !Զ·ַ֧ܣöַ̬ӳ
                                [Quidway-serial1]fr inarp
                                !þַ̬ӳ
                                [Quidway-serial1]fr map ip 202.38.163.252 dlci 
50
                                [Quidway-serial1]fr map ip 202.38.163.253 dlci 
60
                                2Router B
                                !ýӿIPַ
                                [Quidway]interface serial 1
                                [Quidway-serial1] ip address 202.38.163.252 
                                255.255.255.0
                                !ýӿڷװΪ֡м
                                [Quidway-serial1]link-protocol fr
                                [Quidway-serial1]fr interface-type dte
                                !Զ·ַ֧ܣöַ̬ӳ
                                [Quidway-serial1]fr inarp
                                !þַ̬ӳ
                                [Quidway-serial1]fr map ip 202.38.163.251 dlci 
70
                                3Router C
                                !ýӿIPַ
                                [Quidway]interface serial 1
                                [Quidway-serial1] ip address 202.38.163.252 
                                255.255.255.0
                                !ýӿڷװΪ֡м
                                [Quidway-serial1]link-protocol fr
                                [Quidway-serial1]fr interface-type dte
                                !Զ·ַ֧ܣöַ̬ӳ
                                [Quidway-serial1]fr inarp
                                !þַ̬ӳ
                                [Quidway-serial1]fr map ip 202.38.163.251 dlci 
80
                                6.6.11 ֡м̵ļά
                                *        
                                ʾ֡мLMIͱĵշͳ        Display fr lmi-info 
                                [interface type number]
                                ʾЭַ֡м̵ַӳ        Display fr map-info
                                ʾ֡мPVCͳϢ        Display fr pvc-info [serial 
                                interface-number] [dlci dlci-number]
                                ʾ֡мPVC·ɱ        Display fr dlci-switch
                                ʾֽӿڵ֡мЭ״̬        Display fr interface
                                ж̬֡м̵ַӳ        Reset fr inarp-info
                                ֡м̵бĵԿ        Debugging fr all 
                                [interface type number]
                                ֡мARPϢԿ        Debugging fr arp 
                                [interface type number]
                                ֡м¼ϢԿ        Debugging fr event 
                                [interface type number]
                                ֡мLMIЭϢԿ        Debugging fr lmi 
                                [interface type number]
                                6.6.12 ֡м̹ų
                                ֮һDOWN
                                l        ·Ƿ
                                l        Զ豸Ƿ
                                ֮UP·DOWN
                                l        װ
                                l        DTE/DCEǷӦ
                                l        LMIϢշ
                                ֮·ЭUPPINGͨԷ
                                l        豸·ЭǷUP
                                 l        ַӳǷȷ
                                l        ·ɱǷеԶ˵·ɡ
                                6.7 С
                                l        ʹñDLCIΪĿĶ˵֡мPVCıʶ
                                l        Quidway֧LMIͣ
                                       ANSIAnnex D

CCITTAnnex A
                                       CISCO
                                l        徲̬֡мMAP
                                l        ӽӿ·ɸµˮƽָ
                                l        ȱʡ£Inverse 
ARPЭΪDLCIԶķԶ˵Эַ
                                l        display debugging֡м
                                7        ·Эԭ
                                7.2·ɼ·ɱ
                                ·ָIPķ͵·Ϣ
                                ·ɵĿĵزͬɻΪ·ɣĿĵΪ·ɣĿĵΪ
                                ĿĵǷ·ֱɻֱ֣·ɣĿĵ·ֱ
                                ·ɣĿĵ·ֱ
                                ·תݰĹؼ·ɱÿ·һ·ɱ
                                ·ɱĿĵַDestinationʶIPĿĵַĿ硣
                                루maskĿĵַһʶĿ·ڵεĵַĿĵַ롰߼롱ɵõĿ·εĵַ
                                ӿڣInterface˵IPӸ·ĸӿת
                                һIPַNexthop˵IPɵһ·Ľӿڵַ
                                ·ɱһProtocolֶΣָ·ɵԴ·ɵġ·ɵԴ֣
                                l        ·Э鷢ֵ·ɣDirect
                                Сü򵥣˹άֱֻܷӿ˵·ɡ
                                l        ֹõľ̬·ɣStatic
                                ޿ü򵥣˹άʺϼ˽ṹ硣
                                l        ̬·Э鷢ֵ·
                                øӣ˹άʺϸ˽ṹ硣
                                7.3̬·ɼ
                                7.3.1̬·
                                [Quidway]ip router-static ip-address {mask 
                                |masklen} {interface-type interface-name | 
                                nexthop-address} [preference value] [reject | 
                                blackhole]
                                ע⣺ֻһĽӿǵԵ㣨PPPHDLCĽӿʱſдinterface-nameдnexthop-address
                                ̬·ɻһԣ1ɴ·  2Ŀĵزɴ·   3ĿĵΪڶ·
                                7.3.2̬·ʾ
                                ·QuidwayAһĿ129.1.0.0/16ľ̬·ɣһַΪ·QuidwayBS0ӿڵIPַ10.0.0.2·ķװPPPHDLCҲһָ·תַ
                                ̬·
                                [Quidway]ip route 129.1.0.0 16 serial 0        
                                [Quidway]ip route 129.1.0.0 16 10.0.0.2        
                                [Quidway]ip route 129.1.0.0 255.255.0.0 
10.0.0.2
                                7.3.3ȱʡ·
                                [Quidway]ip route-static 0.0.0.0. 0.0.0.0 
                                10.0.0.2
                                7.3.4·Ի
                                ·ԻָĳĴһ̨·תֻصʼ·ԭв··ɱִ󡣲ԭþ̬·󣬻Ƕ̬·Эļ·ɡ·ԻʱĻڼ·֮ѭתֱTTL0ʱű˷ԴӦþ⡰·ԻĲ
                                7.4̬·Э
                                OSPFЭ鱨ֱӷװIPУЭ89
                                BGPʹTCPΪЭ飬ЭĿɿԣTCPĶ˿ں179
                                RIPʹUDPΪЭ飬˿ں520
                                չ·ЭɷΪIGPEGP
                                IPGInterior Gateway ProtocolsڲЭ
                                ͬһϵͳڽ·ϢRIPODPFISIS 
                                IGPIGPҪĿǷֺͼڵ·Ϣ
                                EGPExterior Gateway ProtocolsⲿЭ
                                Ӳͬϵͳڲͬϵͳ֮佻·ϢҪʹ·ɲԺ·ɹ˵ȿ·ϢĴӦõһʵBGP·ɵѰ㷨ͽ·Ϣķʽ·ЭɷΪʸЭ飨distant-vector·״̬Э顣ʸ״̬ЭRIP 
                                BGP·״̬ЭOSPFIS-IS
                                7.5ʸ·Э
                                ʸDistanceVector 
                                D-V㷨ҲBellman-Ford㷨Եؽ·ɱϢĿ·֮䴫͡˱仯ʱҲὫϢʱ͸·ÿһ·ֻܽյ··ɱ
                                ʸ㷨ѧģͣ
                                Dijʾʵij·ɵmetricijϵͳеһʵ壬dijʾĻѣҲǴiֱӵjĻѣijֱڵģd(ij)ΪʵmetricԱʾ£
                                Dij=0                                еi
                                Dij=min [dij+ Dkj]         ikʱ
                                           K
                                ǰѷڵʵdikΪ󣬵ʽki·ʱDijԶΪСҲ԰k޶Ϊiڡɴǵó㷨ʵiھk͸ĵĿjľDkjdikdikͨik֮costֵiȽھӵϢѡСġ֤˽ṹ¸㷨ʱȷDi 
                                j
                                7.6··
                                Ͽܻ·ʵ˽ṹһ¶粻ܿ
                                ⷽ1.ˮƽָ  2.·жʱ  3.   
                                7.7RIP·Э
                                7.7.1 RIPЭ
                                RIPRouting Information 
                                Protocol·ϢЭ飩ļơһֻDV㷨·Э飬ͨUDP·Ϣÿ30ⷢһθ±ġ
                                RIP ʹHOP Countľ룬Ϊ·ȨRouting 
                                MetricRIPУ·ֱΪ0ͨһ·ɴΪ1RIP涨metricȡֵ015֮ڻߵ16Ϊ󣬼Ŀ粻ɴ
                                Ϊܣֹ·ɻ·RIP֧ˮƽָSplit 
                                Horizon·жPoison 
                                Reverse·жʱô£Triggered Update
                                RIP 
                                RIP-1RIP-2汾RIP-1ֱ֧䳤루VLSMRIP-2ֱ֧䳤루VLSMͬʱRIP-2֧֤MD5֤RIP-1ʹù㲥ͱģRIP-2ִͷʽ㲥ʽ鲥ʽȱʡ鲥ͱģRIP-2鲥ַΪ 
                                224.0.0.9鲥ôͬһЩûRIPοԱRIPĹ㲥ģ⣬鲥ͱĻʹRIP-1αĽպʹRIP-2д·ɡ
                                RIPЭ鴦UDPЭϲ㣬RIPյ·ϢװUDPݱУRIP520Ŷ˿ϽԶ··޸ϢԱص·ɱӦ޸ģͬʱ֪ͨ·ɡԴﵽȫ·ɵͬ
                                7.7.2 ·Эʵ
                                RIPʱʼ·ɱ·һЩֱӿ·ɡ
                                RIPЭӿڹ㲥һRequestġ
                                ھ·RIPЭĳӿյRequestĺ󣬸Լ·ɱγReponseýӿڶӦ㲥
                                RIPھ·ظİھ··ɱreponseģγԼ·ɱ
                                RIPD-V㷨ЭĲμ߷Ϊͱ
                                Rip·ɱԭ
                                Ա·ɱе·ͱĵͬʱ۶ֵǼ٣¸·ֵͬʱֻϻʱ㣩
                                Ա·ɱе·ͱĵͬʱֻڶֵʱ¸·
                                Ա·ɱڵ·ڶֵСڲɴ16ʱ·ɱӸ·
                                ·ɱеÿһ·Ӧһϻʱ·180ûκθʱʱʱ·ɵĶֵΪɴ16
                                ĳ·ĶֵΪɴԸöֵResponseзĴΣ120룩֮·ɱ
                                7.7.3 RIPЭ
                                ڸУRIPʹRIP󣬲Ĺԡ
                                ȫģʽ£RipripЭ鲢ripЭģʽ
                                ripЭ飬ripЭͼ   [Quidway]rip
                                ָʹrip     [Quidway-rip]network 
                                {network-number | all}
                                ñĵĶ㴫ֹ֧ͣ㲥ʱ   [Quidway-rip]peer ip-address
                                ָӿڰ汾ӿģʽ£  rip version 1             rip 
                                version 2 [broadcast | multicast]
                                rip󻹱ָ乤ΣripָֻϵĽӿڹڲָϵĽӿڣripȲպͷ·ɣҲĽӿ·תȥӿڲһ
                                Rip 
                                һ㲥ͱĵЭ飬Ϊǹ㲥罻·Ϣͱö㴫͵ķʽpeerͨǲʹøΪԶ˲ҪһյͬıġעǣpeerڷͱʱҲҪrip 
                                workrip outputrip inputnetworkȵơ
                                ָӿripĵİ汾
                                ӿrip1ʱֻ뷢rip1rip2㲥ģrip2ಥģӿrip2㲥ʽ£ֻ뷢rip 
                                1rip2㲥ģrip2ಥģӿrip2ಥʽ£ֻ뷢rip2ಥģrip1rip2 
                                ಥġ
                                ȱʡ£ӿrip1ģֻܽ뷢rip1ġ
                                ָӿڵĹģʽӿģʽ   rip work         rip input     
                                    rip output
                                rip2·ɾۺ       summary
                                rip2ĵ֤ӿģʽ£
                                      rip authenticationmode simple password
                                      rip authenticationmode md5 keystring 
                                string
                                      rip authenticationmode md5 type 
                                [nonstandard-compatible | usual]
                                undo rip workundo 
                                networkͬ㣺ӿڶշrip·ɡͬ㣺undo rip work 
                                £ӿڶʹø·Ȼתundo network 
                                £ӿڶʹøĽӿڵ·ɲתЧһ˿ڡ
                                ⣺rip workӹϵȼrip inputrip output
                                ·ɾۺָͬһȻڵĲͬ·⣨ΣʱۺϳһȻ·ɷ͡·ɾۺϼ·ɱе·ϢҲ·ɽϢ
                                Rip1ֻȻ·ɣ·ɾۺʽⷢ·ɣر·ɾۺ϶rip1áRip2֧·ɣҪ·ɹ㲥ȥʱɹرrip2·ɾۺϹܡ
                                ȱʡ£rip2·ɾۺϡ
                                Rip1ֱ֧֤ӿrip2ʱԽбĵ֤
                                Rip 
                                2֧֤ʽ֤siimpleMD5֤MD5֤ıĸʽ֣һѭRFC1723rip 
                                version 2 carrying additional 
                                information涨һѭRFC2083rip-2 MD5 
                                authentication涨
                                nonstandard-compatibleָMD5֤ʹRFC2082׼ıĸʽ
                                UsualָMD5֤ʹRFC1723׼ıĸʽ˱ĸʽҵ·ͨõġ
                                ȱʡ£ӿڲԱĽ֤MD5֤ģʽȱʡ£ʹnonstandard-compatibleıĸʽ
                                7.7.4RIPЭþ
                                RTARTB֮·װPPPЭ飬RTBRTC֮·װFRЭ飬·RIP·Э顣RTARTB֮MD5֤
                                £
                                RTA
                                [RTA]rip
                                [RTA-rip]network all
                                [RTA-ethernet0]ip address 11.1.1.1 255.255.255.0
                                [RTA-ethernet0]rip version 2 broadcast
                                [RTA-serial0]link-protocol ppp
                                [RTA-serial0]ip address 1.1.1.1 255.255.255.0
                                [RTA-serial0]rip version 2 broadcast
                                [RTA-serial0]rip authentication-mode md5 
                                key-string quidway     //MD5
                                RTB
                                [RTB]rip
                                [RTB-rip]network all
                                [RTB-rip]peer 2.1.1.1  //ñָ
                                [RTB-ethernet0]ip address 12.1.1.1 255.255.255.0
                                [RTB-ethernet0]rip version 2 broadcast
                                [RTB-serial0]link-protocol ppp
                                [RTB-serial0]ip address 12.1.1.2 255.255.255.0
                                [RTB-serial0]rip version 2 broadcast
                                [RTB-serial0]rip authentication-mode md5 
                                key-string quidway     //MD5
                                [RTB-serial1]link-protocol fr
                                [RTB-serial1]ip address 2.1.1.2 255.255.255.0
                                [RTB-serial1]rip version 2 broadcast
                                RTC
                                [RTC]fr switching     //ʹ֡м̽
                                [RTC]rip
                                [RTC-rip]network all
                                [RTC-rip]peer 2.1.1.2
                                [RTC-ethernet0]ip address 13.1.1.1 255.255.255.0
                                [RTC-ethernet0]rip version 2 broadcast
                                [RTC-serial0]link-protocol fr
                                [RTC-serial0]fr interface-type DCE      
                                //װ֡м̽ӿ
                                [RTC-serial0]fr dlci 20   //DLCI
                                [RTC-serial0]ip address 2.1.1.1 255.255.255.0
                                [RTA-serial0]rip version 2 broadcast
                                7.7.5ʾRIPЭϢ
                                [Quidway]display rip
                                7.7.6RIPЭdebugϢ
                                һdebugϢconsole
                                [Quidway]info-center console debugging
                                ڶRIPĵԿ
                                [Quidway]debugging rip packet
                                ʵʾripϢ
                                rip:receiv response from 120.0.0.2
                                packet:vers 1,cmd response,length 24
                                        dest 110.0.0.0,   metric 1
                                rip:send 20.0.0.1 to 255.255.255.255
                                packet:vers 1,cmd respons,length 44
                                          dest 110.0.0.0,   metric 2
                                          dest 120.0.0.0   metric 1
                                7.8OSPF
                                OSPFOpen Shortest Path 
First(·Э)ص㣺
                                1.        ӦΧֶֹ֧ģ磬ּ̨֧·
                                2.           3.Ի    4.룺   5.򻮷֣   
                                6.ֵ·   
                                7.·ɷּ˳Ϊ·ɡ·ɡһⲿ·ɡڶⲿ·ɡ
                                8.֧֤     9.鲥͡
                                7.8.2
                                һ̨·ҪOSPFЭ飬Router IDʹ[Quidway]router 
                                id 1.2.3.4ֹá
                                ûãϵͳѡLookbackӿڵipַΪIDLookbackӿǴUP״̬ûLookbackӿڣOSPFӵǰӿڵIPַԶѡһIPַΪID
                                һ̨·Router 
                                IDиı䣬OSPFЭ·ʹµRouter IDЧ
                                鿴·Router IDִdisplay ospf
                                ЭţOSPFЭIPֱӷװЭ鱨ģЭ89
                                7.8.3·״̬
                                OSPFͬ˳Ϊͣ
                                ýӿֻб·Լsub network
                                ýӿͨ㵽һ̨·pointtopoint
                                ýӿͨ㲥NBMĄ·broadcast or NBMA 
                                networks
                                ýӿͨ㵽̨·point-to-multipoint
                                NBMA㵽OSPFЭNBMA͵㵽㶼ָǹ㲥ɴ磬NBMAȫͬfull 
                                meshedҪ󡣼㶼ԲתʹֱԶˡǳƸǵ㵽硣
                                7.8.4·
                                OSPFЭ·ҪҪ裺
                                 ·ܱߵ˽ṹLSA
                                ԼLSAϵͳдͬʱռе·ɵLSA
                                ռеLSA·ɡ
                                7.8.5OSPFЭ鱨
                                OSPFЭ鱨֣
                                HELLOģhello 
                                packetõһ֣Եķ͸·ھӡݰһЩʱֵDRBDRԼԼ֪ھӡ
                                DDģdatabase description 
                                packet̨·ݿͬʱDDԼLSDBݰLSDBÿһLSAժҪժҪָLSAHEADͨHEADΨһıʶһLSA
                                LSRģlink state request 
                                packet̨·໥DDĺ֪Զ˵·ЩLSAǱصLSDBȱٵĻǶԶ˸µLSAʱҪLSRԷLSAݰҪLSAժҪ
                                LSUģlink state updata 
                                packetԶ·LSAǶLSAļϡ
                                LSAckģlink state acknowledgment 
                                packetԽյLSUĽȷϡҪȷϵLSAHEADһĿɶԶLSAȷϣ
                                7.8.6򻮷֡
                                ж·OSPFЭʱ⣺
                                l        
                                ÿ··ɵLSAЩLSALSDB·ᵼLSDBǳӴ󣬻ռôĴ洢ռ䡣
                                l        LSDBӴSPF㷨ĸӶȣCPUء
                                l        
                                ģ˽ṹ仯ĸҲΪֱͬ仯лдOSPFڴݣʡÿһα仯ᵼ·½·ɼ㡣
                                LSA仯ķΧ
                                OSPFͨϵͳֲͬ⡣
                                l        
                                ÿαһ򣬻˵ÿOSPFЭĽӿڱָĳһضʶһ0ʼ32Ϊ
                                l        ֮ͬͨABR·Ϣ
                                7.8.7Ǹ
                                ǸOSPFΪ0ģΪǸ
                                ֮ͨABRһǵѼ·ɷװtype3LSA͵һ֮·ϢʱLSAĲ·״̬ϢǴ·Ϣ漰һ⣺·Ի
                                еABRڵ·ϢװLSAͳһķ͸һضɸЩϢ͸ضڣÿһLSAȷе֪Ϣеĵ·ɶᷢ͵ضУԾͲ·ԻضǹǸÿһ 
                                ABRһǸҹǸҲͬġ
                                ӣ̨ACR֮䣬һǹǸ򣬽һ߼ϵͨ߼ָ̨ͨABR֮Ķ̨OSPF·ֻһתĵá
                                ע⣺ϵͳΪһϵһǹǸ򣬲ұ֤Ǹֱ߼ҹǸҲͨġ
                                7.8.8OSPFЭĻ
                                l        ·Router ID
                                            [Quidway]router id A.B.C.D
                                l        OSPFЭ飺ȫģʽ
                                            [Quidway]ospf enabled
                                l        OSPF򣺱ΪÿһOSPFЭĽӿƶһ
                                            [Quidway]ospf enable area area_id    
                                 ڽӿģʽ£
                                7.9С
                                l        ·ɺ·ɱ
                                l        ̬·ɵ
                                l        ̬·Эĸ
                                l        ʸ·Эĸ
                                l        ·ɻ·Ĳͽʩ
                                l        RIP·Эԭú͵
                                l        OSPF·Э
                                ڰ        ʿбַת
                                8.1 ѵĿ
                                ʿбĻԭ    ׼չʿб÷    
ַתĻԭ÷
                                8.2ʿб
                                8.2.1IP˼
                                ·ҪתݰȻȡͷϢIPصϲЭЭţݰԴַĿĵַԴ˿ںźĿĶ˿ںŵȣȻ趨ĹбȽϣݱȽϵĽݰת߶ʵְ˵ĺļǷʿб
                                8.2.2ʿб
                                ʿбݰĹܡ
                                ʿбڷǽ
                                ʿбQosQuality of Service,пƣ
                                DCCſģУʿб涨ŵ
                                ʿбڵַת
                                ·ɲʱ÷ʿб·ϢĹˡ
                                8.2.3ʿбԭ
                                ·ʹܷʿбĽӿ϶еݰйƥ顣
                                IPݰһصϲЭΪTCP/UDPIPݰIPͷЭšԴַĿĵַTCP/UDPͷԴ˿ڡĿĶ˿ڣݣ
                                磬ǿԶ¹
                                l        
202.38.0.016ʹЭHTTP129.10.10.1
                                acl 101
                                rule permit tcp source 202.38.0.0. 0.0.255.255 
                                destination 192.10.10.1 0.0.0.0 destination-port 
                                equal www
                                l        ֹ202.110.0.016ηз
                                acl 1
                                rule deny source 202.110.0.0 0.0.255.255
                                l        κʹTelnet¼
                                acl 101
                                rule deny tcp source any destination any 
                                destination-port equal telnet
                                l        
                                ĳ̨10.0.0.116ͨSMTPʼǣû
                                acl 101
                                rule permit tcp source 10.0.0.1 0.255.255.255 
                                destination any destination-port equal smtp
                                rule deny tcp source any destination any 
                                destination-port equal smtp
                                8.2.4ʿбķ
                                l        ֱʶʿб
                                l        ַΧʶʿб
                                б        ֱʶΧ
                                IP standard list        199
                                IP extended list        100--199
                                磺
                                  acl 1
                                  rule permit ip source 202.110.10.0 0.0.0.255
                                ʾΪ1ķʿбǱ׼б
                                  acl 100
                                  rule deny tcp source any destination any 
                                destination-port equal smtp
                                ʾΪ100ķʿбչб
                                8.3 ׼ʿб
                                8.3.1 ׼ʿбſ
                                ׼ʿбֻֻǸݰԴַݰ֣Ǿܾ
                                磺202.110.10.0εݰܾͨ192.100.10.0εͨñ׼ʿбʾ

acl 1
                                    rule permit ip source 202.110.10.0 0.0.0.255
                                    rule deny ip source 192.110.10.0 0.0.0.255
                                8.3.2 ׼ʿб
                                         acl acl-number [match-order auto | 
                                config]
                                         rule {normal | special} {permit | deny} 
                                [source source-addr source-wildcard | any]
                                8.3.3
                                ҲͨúơڷӦλΪ1ĵַеλڱȽбԣΪ0ı뱻顣
                                κεַ255.255.255.255ͨany档
                                8.4չʿб
                                8.4.1չʿбſ
                                չʿбʹóԴַϢݰǾܾ
                                ʹTCPUDPЭ鴫ݰͬʱʹö˿ںݰ֡
                                8.4.2 չʿб
                                l        TCP/UDPЭչб
                                rule {normal | special } {permit | deny} {tcp 
                                |udp} [source source-addr source-wildcard |any] 
                                [source-port operator port1 [port2]] 
                                [destination dest-addr dest-wildcard |any] 
                                [destination-port operator port1 [port2] 
                                ][logging]
                                l        ICMPЭչб
                                   rule {normal | special } {permit | deny} icmp 
                                [source source-addr source-wildcard |any] 
                                [destination dest-addr dest-wildcard |any] 
                                [icmp-type icmp-type icmp-code] [logging]
                                l        Эչб
                                   rule {normal | special } {permit | deny} {ip 
                                | ospf |igmp |gre} [source source-addr 
                                source-wildcard |any] [destination dest-addr 
                                dest-wildcard |any] [logging]
                                8.4.3չʿб*operator
                                *﷨        
                                Equal portnumber        ڶ˿ںportnumber
                                Greater-than portnumber        ڶ˿ںportnumber
                                Less-than portnumber        Сڶ˿ںportnumber
                                Not-equal portnumber        ڶ˿ںportnumber
                                Rang portnumber1 portnumber2        
                                ڶ˿ںportnumber1portnumber2
                                8.4.4 չʿбľ
                                l        rule deny icmp source 10.1.0.0. 
                                0.0.255.255 destination any icmp-type 
                                host-redirect
                                l        rule deny tcp source 129.9.0.0 
                                0.0.255.255 destination 202.38.160.0 0.0.0.255 
                                destination-port equal www logging
                                8.5ʹ÷ʿб
                                8.5.1ʿб
                                l        ÷ǽ
                                l        ʿб
                                l        ʿбӦڽӿ
                                ʵӦпõչӦã
                                1. ÷ǽȱʡģʽ  2. ֹʱ  3.趨ʱ   4. 
־
                                5. ָ־   6. ʾ״
                                У24÷ʿбã1356רŵɡ
                                8.5.2ǽ
                                l        򿪻߹رշǽ     firewall {enable | 
                                disable}
                                l        ÷ǽȱʡģʽ   firewall default {permit 
                                | deny}
                                l        ʾǽ״̬Ϣ    display firewall
                                8.5.3 ڽӿӦ÷ʿб
                                l        ʿбӦõӿ
                                l        ָڽӿOUTIN
                                l        ڽӿͼã     firewall packet-filter 
                                acl-number [inbound | outbound]
                                8.5.4 ʱ
                                l        timerange    timerange {enable | 
                                disable }   |ֹʱ
                                l        settr   settr begin-time end-time 
                                [begin-time end-time ]    ʱ
                                               undo settr
                                l        ʾisintr    display isintr      
                                ʾǰʱǷʱ
                                l        ʾtimerange    display timerange    
                                ʾõʱ
                                8.5.5. ־
                                ־ضϼ¼ǽ*
                                ϵͳ־       [Quidway]info-center enable
                                ־ַ  info-center loghost 
                                loghost-number ip-address port.
                                罫10.110.12.119Ϊ־  [Quidway]info-center 
                                loghost 0 10.110.12.119 514
                                ʾ־Ϣ    display debugging
                                8.5.6ʿб
                                һбɶɣЩ˳autoconfigAutoʾԭԷʿбԶ 
                                configʾһû˳ƥ䣬õķʹһƥ䡣÷ʿбƥ˳
                                     acl acl-number match-order [auto | config]
                                ͻƥ˳ΪautoȣĵַΧԽСĹ򣬽ȿǡ
                                     Rule deny 202.38.0.0 0.0.255.255
                                     Rule permit 202.38.160.0 0.0.0.255
                                ʾֹһΣ202.38.0.0ϵеһС202.38.160.0ķʡ
                                ͻʱбƥ˳Ϊconfigʱõķбᱻȿǡ
                                8.6ַת
                                8.6.1˽еַ͹еַ
                                ˽еַ10.0.0.010.255.255.255  
                                172.16.0.0172.31.255.255   
                                192.168.0.0192.168.255.255
                                8.6.2ַתԭ
                                һIPNAT
                                8.6.3ַתķʽ
                                aclƵַת
                                8.6.4ַתò
                                l        һʿб涨ʲôԷinternet
                                l        EASY IPַطʽṩеַ
                                l        ѡķʽַطʽEASY IP 
                                ʽinternetӿַת
                                l        ݾЭ飬ʵڲ
                                8.6.5EASY IP
                                ·õַתַͨһʱ÷ʿбͽӿڵĹַָתֱʹýӿڵIPַΪתԴַ
                                1.        ڲŷʽ£ûϣЭ̷ʽõĽӿIPַΪַתԴַ
                                2.        
                                һʱӿڵIP̶ַûϣʹýӿڱIPַΪַתԴַ
                                ÷ʿбͽӿڵĹֳEASY IPԣ£ڽӿͼ
                                nat outbound acl-number interface
                                ȱʡ£ʿбκνӿڹ
                                8.6.6ʹõַؽеַת
                                õַؽеַת     
                                ַ̬͸ΪڲûַһЩIPַϣò32ֽڵַʶ
                                ַؿָ֧ľûͬʱinternet
                                
                                l        һַأȫģʽ½У
                                nat address-group start-addr end-addr pool-name
                                l        ڽӿʹõַطʽеַת
                                nat outbound acl-number pool-name
                                ÿַеĵַģÿַɶ64ַ
                                ע⣺ĳַѾĳʿбеַתǲɾַġ
                                8.6.7ڲӦ
                                ڲַת
                                nat server global global-addr {global-port |any 
                                |domain |ftp |pop2 |pop3 |smtp |telnet |www } 
                                inside inside-addr {inside-port |any |domain 
                                |ftp |pop2 |pop3 |smtp |telnet |www} 
                                {protocol-number |ip |icmp |tcp |udp}
                                ע⣺1.inside-portǱģΪ0ȡֵ1-65535֮
                                2.δglobal-portglobal-portֵ͵inside-portֵ
                                8.6.8ַתļغά
                                ȱʡ£TCPַתЧʱΪ240룻UDPַתЧʱΪ40룻ICMPַתЧʱΪ20롣
                                l        ʾַת
                                         display nat
                                l        õַתЧʱ
                                         nat aging-time {tcp |udp |icmp} seconds
                                         nat aging-time default
                                l        ַת
                                         nat reset
                                8.6.9ַתȱ
                                l        ַתڱкõĵַϢѴ
                                l        ַתܴIPͷܵ
                                l        ַתڲַʱʹԱøӡ
                                8.7б͵ַתۺӦþ
                                8.7.1ͼ
                                ·Quidway2501ͨӿserial0internet˾ڲṩWWWftptelnetڲΪ 
                                129.38.1.0IP202.38.160.1·˵ַת129.38.1.4ԷinternetⲿԷڲͨǽãʵ֣
                                ⲿֻض202.39.2.3Էڲ
                                ڲֻض129.38.1.4Էⲿ硣
                                8.7.2ʾ
                                裺1.ǽ   2.չķб   3.ڽӿӦ÷ʿб
                                4.ڽӿ÷ʿбַת       5.ڲĵַӳϵ
                                ã
                                !ǽ
                                [Quidway]firewall enable
                                !÷ǽȱʡĹ˷ʽΪͨ
                                [Quidway]firewall default permit
                                !÷ʹֹаͨ
                                [Quidway]acl 101
                                [Quidway-acl-101]rule deny ip source any 
                                destination any
                                !ùضⲿڲⲿ
                                [Quidway-acl-101]rule permit ip source 
                                129.38.1.1 0 destination any
                                [Quidway-acl-101]rule permit ip source 
                                129.38.1.2 0 destination any
                                [Quidway-acl-101]rule permit ip source 
                                129.38.1.3 0 destination any
                                [Quidway-acl-101]rule permit ip source 
                                129.38.1.4 0 destination any
                                !ùضûⲿڲ
                                [Quidway-acl-101]acl 102
                                [Quidway-acl-102]rule deny ip source any 
                                destination any
                                [Quidway-acl-102]rule permit tcp source 
                                202.39.2.3 0 destination 202.38.160.1 0
                                !ùضûⲿȡݣֻ˿ڴ1024İ
                                [Quidway-acl-102]rule permit tcp source any 
                                destination 202.38.160.1 0 destination-port 
                                greater-than 1024
                                !101ڴӽӿEthernet0İ
                                [Quidway-ethernet0]firwall packet-filter 101 
                                inbound
                                !102ڴӽӿserial0İ
                                [Quidway-serial0]firwall packet-filter 102 
                                inbound
                                !ڽӿserial0ʹ÷ʿб101ַתEasy IP
                                [Quidway-serial0]nat outbound 101 interface
                                !ڲFTP
                                [Quidway-serial0]nat server global 202.38.160.1 
                                inside 129.38.1.1 ftp tcp
                                !ڲTelnet
                                [Quidway-serial0]nat server global 202.38.160.1 
                                inside 129.38.1.2 telnet tcp
                                !ڲWWW
                                [Quidway-serial0]nat server global 202.38.160.1 
                                inside 129.38.1.3 www tcp
                                ˿IPַװЭȲ׸
                                8.8С
                                l        ˼Ļԭ
                                l        ׼չʿб÷
                                l        ʿбڷǽ
                                l        ַתĻ͹
                                l        ַת÷
                                ھ        DCCISDNԭ
                                9.1 ѵĿ
                                DCCĻܼ         DCCĻ÷     
                                ISDNһЩ       ISDNӿںЭ÷
                                9.2DCC
                                DCCָ·֮ͨ÷齻лʱõ·ɼPSTNõ绰ISDNۺҵ
                                DCCЭ飬ҲûӦĹʱ׼
                                9.2.1DCC
                                ӿڣʵʴڵĽӿڣserial0bri0
                                DialerӿڣΪDCCõ߼ӿڣӿڿͨDialerӿ϶ʹDCC
                                Žӿڣڲӵķָ
                                ŴPSTN绰ISDN绰롣
                                Dialer-ruleܹŵʿбʹá
                                *ѭDCCڡDCCԵһDCC÷ʽ
                                DCCΪֲͬʹһЩͬӿڶġ
                                9.2.2DCCϵͳеλ
                                DCCģ·ģУ·ģCC/ģⲦģ黥ṩDCCģЭ޹ء
                                9.2.3DCCֵ֧
                                㵽㡢㵽㡢㵽
                                9.2.4DCCĹ
                                l        IPIPXЭ飺ԵأҲͬʱ
                                l        趨ݰŵ
                                l        ֶ֧˿ڵȼ
                                l        ṩԶŹ
                                l        ṩ
                                l        
                                ֻ֧غܣPPPCALLBACKISDNʶCALLBACK
                                l        ˿ڵĻе趨
                                l        Խʶ
                                l        Կ·ʱ趨
                                9.2.5DCCӦ
                                ϵͳгDCC·POSնDCCԶ̽
                                9.3DCC׼
                                l        
                                Щ·ʹDCCЩӿڡִʡ˽ṹӿǺСջǼȽֺУ
                                l        ȷʹõĽӿͣ첽ڻISDN BRI/PRIӿڵȣ
                                l        ȷʹõĽӿڷװPPPȣ
                                l        ȷʹõЭ飨IPIPX
                                l        ȷҪDCCӿʹõĶ̬·Э飨RIPȣ
                                l        ѡʹ*ѭDCCDCC֮һ
                                l        DCC
                                9.4*ѭDCC
                                9.4.1*ѭDCC
                                һӿڿֱóɲŽӿڣҲóΨһһ߼ӿdialerڴӶ̳и߼ӿڵDCCԡ
                                ã1.ʽõĶ˿Ҫ㻹ǶСҪյ㻹Ƕл߼ҪܺҪ
                                2.ÿʼŵĴDialer-rule
                                3.DCCӿڷ߽ܺУDialerڵã
                                4.DCCز
                                *ѭDCCʽУַʽãֱӿʹDCCһ߼DCCڣdialerڣʹӿdialerڰһ
                                9.4.2dialerڽ
                                Dialer interfaceһ߼ӿڣаһӿڡ
                                9.4.3Dialer-rule
                                Dialer-ruleݰҪͨDCC͵İDialer-ruleҪȫģʽ¡
                                Dialer-ruleӵ
                                Dialer-rule
                                        dialer-rule dialer-group protocol-name 
                                {permit | deny}
                                ÷
                                [Quidway]acl 101
                                [Quidway-acl-101]rule deny ip source 129.38.1.4 
                                0 destination any
                                [Quidway-acl-101]rule permit ip source any 
                                destination any
                                [Quidway]dialer-rule 1 acl 101
                                ã129.38.1.4ܴš
                                ӦĲŽӿʹĸDialer-rule
                                          dialer-group group-number
                                DCCԷͱĴ
                                1.        
                                ڲinterestingıģǰûпɷ͸ñĵĲ·DCCñģ
                                2.        
                                interestingģǰûпɷ͸ñĵĲ·DCCвţñġ
                                3.        
                                ǰз͸ñĵĲ·۸ñǷΪinterestingDCCӴ˲·Ϸ͸ñġ
                                Dialer-rule÷ʽͬʱʹã
                                l        ֱõprotocol
                                l        ͨaccess-list
                                9.4.4ýӿڷ
                                l        ڽӿʹDCC     ͨ첽ڽкУʹdialer 
                                enable-circular ISDNӿڣϵͳԶءdialer 
                                enable-circular *ѭDCCʹDCC
                                l        ڵ㵽Ĳӣʹdialer numberdialer 
                                router岦Ŵڣ
                                      ͨýӿֻһĿĵַʱʹ
                                           dialer number dial-number 
                                [:isdnsubaddress]
                                      Զкʱʹ
                                           dialer router protocol 
                                next-hop-address [user hostname] [broadcast] 
                                [dial-number [:isdnsubaddress]] [autodial] 
                                [logic-channel logic-channel-number]
                                l        ڵ㵽Ĳӣֻʹ dialer route
                                Ҫ֤PAP/CHAP,PAP/CHAP÷ʽ
                                ڽӿģʽʹãӿڰӿںDialerڡ
                                9.4.5ýӿڽպ
                                յУʹ  Dialer enable-circular 
                                ʹDCCISDNӿڲ
                                ӶպУ
                                ϵͳͼûб local-user user [password {simple | 
                                cipher} password]
                                ڽӿʹDCC  dialer enable-circular
                                װPPPЭԼѡ֤ʽ  link-protocol ppp       
                                pppauthentication-mode {chap |pap}
                                ԶûЭַӦϵ  dialer route protocol 
                                next-hop-address user hostname
                                9.4.6ýӿڷͽܺ
                                Ӷ㷢ͽܺ
                                l        ϵͳͼûб
                                          local-user user [password {simple | 
                                cipher } password]
                                l        ڽӿʹDCC    dialer enable-circular
                                l        Ҫ֤ѡ֤ʽӦ֤
                                l        Զ˽ӿЭַûŴӦϵ
                                          dialer route protocol next-hop-address 
                                user hostname dial-number [:/isdnsubaddress]
                                9.4.7*ѭDCCþ
                                ģбʾRouter AģеӪҵ࣬Router 
                                Bģеĵ硣Router Aͬ/첽serial0Router 
                                Bͬ/첽serial0ͨ?Ϊ·Router 
                                Aserial0IPַRouter B䡣Router 
                                Aͬ/첽serial1ͨmodem绰serial1 
                                IPַɶԶ˷䣬绰ʱ6688001Router 
                                Bͬ/첽serial1ͨmodem绰绰ʱ6688002
                                ã
                                1·A
                                [Quidway]dialer-rule 1 ip permit         
                                趨Ŵ
                                [Quidway]interface serial 0
                                [Quidway-serial0]ip address ppp-negotiate      
                                ӿڽIPַЭ̣
                                [Quidway-serial0]standby interface serial 1      
                                 (Ϊӿָserial1ӿΪݽӿ)
                                [Quidway-serial0]standby timer enable-delay 10   
                                ӿлݽӿΪ10룩
                                [Quidway-serial0]standby timer disable-delay 10  
                                 ӱݽӿлӿΪ10룩
                                [Quidway-serial0]interface serial 1
                                [Quidway-serial1]physical-mode async  
                                ͬӿڹģʽΪ첽ʽ
                                [Quidway-serial1]modem   modem [in | out] 
                                modemͺ
                                [Quidway-serial1]dialer enable-circular
                                [Quidway-serial1]dialer-group 1
                                [Quidway-serial1]dialer number 6688002
                                [Quidway-serial1]ppp pap local-user quidwaya 
                                password simple quidwaya
                                [Quidway-serial1]ip address ppp-negotiate
                                2·B
                                [Quidway]dialer-rule 1 ip permit
                                [Quidway]interface serial 0
                                [Quidway-serial0]ip address 1.0.0.2 255.0.0.0
                                [Quidway-serial0]remote address 1.0.0.1   
                                remote address {ip-address |pool 
                                [pool-name]}ΪԶ˽ӿڷIPַ
                                [Quidway-serial0]interface serial 1
                                [Quidway-serial1]physical-mode async
                                [Quidway-serial1]modem
                                [Quidway-serial1]dialer enable-circular
                                [Quidway-serial1]dialer-group 1
                                [Quidway-serial1]ppp authentication pap
                                [Quidway-serial1]ip address 2.0.0.2 255.0.0.0
                                [Quidway-serial1]remote address 2.0.0.1
                                9.5DCC
                                9.5.1DCC
                                l        Ϊ㲻ͬû岻ͬĺз
                                l        ӿڵúͺе߼÷뿪
                                9.5.2DCCԪؼ֮Ĺϵ
                                һdialer profiles
                                l        һdialer interface 
                                ãһ߼˿ڵãһIPַԱýӿеĿΣһdialer 
                                numberʹڵһĿĵ硣
                                l        dialer 
                                interfaceԣidle-timeoutenable-timeout
                                l        һdialer bundle˿ڵļϣȼdialer 
                                interfaceʹá
                                һdialer profilesУdialer interfacedialer 
                                bundle˿֮ĹϵȥͬһĿĵкʹͬһdialer 
                                profiles
                                ÿdialer interfaceʹһdialer bundleһdialer 
                                bundleеÿһ˿ڶвͬȼһ˿ڿڲͬdialer 
                                bundle
                                 һdialer interfaceֻʹͬһdialer 
                                bundleһӿڿǼdialer bundleĳԱһdialer 
                                bundle԰һ˿ڡ
                                9.5.3DCC
                                DCC˿ڵĲŴDialer-rule
                                һdialer interfaceΪָIPַŴdialer 
                                bundleȲ
                                dialer interfaceDCCԡ
                                ӿڣʹΪdialer bundleĳԱ
                                DCCϿڵĲŴ*ѭDCCһ¡
                                9.5.4dialer interface
                                l        һdialer interface      interface 
                                dialer number
                                l        PPPװԼѡ֤ʽ   link-protocol ppp     
                                    CHAP or PAP
                                l        ʹܹDCCԼòŴ      dialer user 
                                username      dialer number dialer-number
                                ISDNӿڣBRIںPRIڣȱʡΪʹ*ѭDCCdialer 
                                enable-circularҪȡʹ*ѭDCCãundo dialer 
                                enable-circularȻܹDCC
                                l        Ӧdialer bundle    dialer bundle 
                                number
                                l        dialer interfaceһdialer bundle   
                                dialer circular group number
                                9.5.5ΪdialerDCC
                                l        ·ʱ   dialer timer idle seconds
                                l        æ˿ڵ·ʱ    dialer timer compete 
                                seconds
                                l        ·Ͽ²ŵʱ   dialer timer enable 
                                seconds
                                l        ö˿ݷ͵ȴʱ  dialer timer 
                                wait-carrier seconds
                                9.5.6ӿ
                                l        ӿģʽ   interface interface-type 
                                interface-number
                                l        װPPP        link-protocol ppp
                                l        PPP֤   ppp authentication-mode chap 
                                | ppp
                                l        ָӿĸdialer bundle    dialer 
                                circular-group number
                                ڴӿҪպУPPP֤
                                9.5.7DCCMP֧
                                l        dialer       dialer threshold 
                                traffic-percentage [in-out | in | out] (طֵ)
                                l        ӿMP     ppp mp
                                l        ϵͳͼ     flow-interval minutes
                                9.5.8DCCþ
                                ӦùDCCǿһڣʹȿŷinternetֿԶ˵·ͼ΢Aͨ·A 
                                internetԶ·BǼٶûͨ163طŷinternetעûΪ163Ϊ163ڱǿ·Cģ
                                ã
                                1·A
                                [Quidway]acl 1
                                [Quidway-acl-1]rule deny source any
                                [Quidway-acl-1]rule permit source 20.0.0.0 
                                0.0.0.255
                                [Quidway]dialer-rule 1 ip permit
                                [Quidway]local-user userb password simple passb
                                [Quidway]local-user userc password simple passc
                                [Quidway]interface Ethernet 0
                                [Quidway-ethernet0]ip address 20.0.0.1 255.0.0.0
                                [Quidway-ethernet0]interface dialer 0
                                [Quidway-dialer0]ip address 1.0.0.1 255.0.0.0
                                [Quidway-dialer0]dialer bundle 1
                                [Quidway-dialer0]dialer user userb
                                [Quidway-dialer0]dialer-group 1
                                [Quidway-dialer0]ppp authertication pap
                                [Quidway-dialer0]ppp pap local uaera password 
                                simple passa
                                [Quidway-dialer0]dialer number 8810048
                                [Quidway-dialer0]interface dialer 1
                                [Quidway-dialer1]ip address ppp-negotiate
                                [Quidway-dialer1]nat outbound 1 interface
                                [Quidway-dialer1]ppp authentication pap
                                [Quidway-dialer1]dialer bundle 2
                                [Quidway-dialer1]dialer user userc
                                [Quidway-dialer1]dialer-group 1
                                [Quidway-dialer1]ppp pap local-user 163 password 
                                simple 163
                                [Quidway-dialer1]dialer number 163
                                [Quidway-dialer1]interface serial 0
                                [Quidway-serial0]physical-mode async
                                [Quidway-serial0]modem
                                [Quidway-serial0]dialer bundle-member 1
                                [Quidway-serial0]dialer bundle-number 2
                                [Quidway-serial0]link-protocol ppp
                                [Quidway-serial0]ppp authentication pap
                                2·B
                                [Quidway]dialer-rule 1 ip permit
                                [Quidway]local-user usera password simple passa
                                [Quidway]ip route 20.0.0.0 255.0.0.0
                                [Quidway]interface dialer 0
                                [Quidway-dialer0]ip address 1.0.0.2 255.0.0.0
                                [Quidway-dialer0]dialer bundle 1
                                [Quidway-dialer0]dialer user usera
                                [Quidway-dialer0]dialer number 8810052
                                [Quidway-dialer0]dialer-group 1
                                [Quidway-dialer0]ppp authentication pap
                                [Quidway-dialer0]ppp pap loacal-user userb 
                                password simple passb
                                [Quidway-dialer0]interface serial 0
                                [Quidway-serial0]physical-mode async
                                [Quidway-serial0]modem
                                [Quidway-serial0]dialer bundle-member 1
                                [Quidway-serial0]link-protocol ppp
                                [Quidway-serial0]ppp authtication pap
                                3        ·C ģ*ѭDCCã
                                [Quidway]dialer-rule 1 ip permit
                                [Quidway]local-user 163 password simple 163
                                [Quidway]ip pool 12.0.0.1 255.0.0.0
                                [Quidway]interface dialer 0
                                [Quidway-dialer0]ip address 2.0.0.2 255.0.0.0
                                [Quidway-dialer0]remote address pool 1
                                [Quidway-dialer0]dialer enable-circular
                                [Quidway-dialer0]dialer-group 1
                                [Quidway-dialer0]link-protocol ppp
                                [Quidway-dialer0]ppp authentication pap
                                [Quidway-dialer0]ppp pap local-user userc 
                                password simple passc
                                [Quidway-dialer0]interface serial0
                                [Quidway-serial0]physical-mode async
                                [Quidway-serial0]modem
                                [Quidway-serial0]dialer circular-group 0
                                ùؼ㣺
                                ·A߼ӿdialer0Ӧ·BĲӣ߼ӿdialer1ڲӦ·C߼ӿڶʹӿserial0ֱӦڲͬ磬ҿòͬԲ
                                1.        local-user userb password simple passb 
                                local-user user [password {simple |cipher} 
                                password]û֤룬userbΪԶ·B͹֤
                                2.        dialer user userb dialer user 
                                usernameʹܹDCCöԶûһ߽պʱ֤
                                3.        ppp authentication 
                                pappppԶԶ·֤ʽΪPAPppp pap local-user 
                                usera password simple passa ppp pap local-user 
                                username password {simple |cipher} 
                                passwordñ·Ϊpapʽ֤ı֤ʱ͵ûͿ
                                4.        dialer bundle 1 dialer bundle 
                                numberڹDCCУһdialerӿʹõĲųء
                                5.        dialer bundle-member 1dialer 
                                bundle-member 2 dialer bundle-member number 
                                [priority priority]ڹһӿһdialer 
                                bundlepriorityΪӿdialer 
                                bundleеȼֻӿڡ
                                9.6DCCļά
                                ʾDCC˿ڵϢ
                                        display dialer interface [interface-type 
                                interface-number]
                                ʾDCCĵϢ
                                       debugging dialer event ʾDCCнϢ
                                       debugging dialer packet ʾDCCݰϢ
                                9.7.DCCע
                                1.dialer-group  2.ͬ/첽ӦDCCʱ  
3.ַ
                                4.DCC÷ʽ,ʱPPP 
                                5.*ѭDCC÷ʽ,ʱPPP
                                9.8ISDN
                                9.8.1
                                ۺҵintegrated services digital 
                                networkṩ˵˵ӣITU-TISNЭģͣISDNûӿڹ淶
                                ISDNṩְȫʩ1.·ʶ𣺴˹ɷṩ 2.PAPĴ͵֤
                                4.        CHAPĴ͵֤  
                                4.RADIUSҵ׼Client/server ṹȫЭ顣
                                ISDNŵ1.Bŵ64kbps    2.Dŵ1664kbps
                                ISDNûӿͣ1.ʽӿڣBRI2B+D144kbpdDŵ16kbpsһӡ߼ӡͻ
                                2.ȺʽӿڣPRI30B+D2048kbpsDŵ64kbpsһӡ30߼ӡĵ
                                9.8.2ITU-TISDNЭģ
                                ƽɣӦֲͬ͵Ϣ
                                1.        ƽCڿЭ飬߲㣬жԺкͶܵĿ
                                2.        
                                ûƽUûϢЭ顣߲㣬ûϢ͵ŵʵݽȫ
                                3.        ƽMֲ㣬ն˻ISDNڵڲ*ܵĹ
                                һ˵CƽUƽ涼ͨԭ͹ƽMͨţMƽеĹʵЭCU֮ĶCU֮䲻ֱͨš
                                9.8.3ISDNûӿڹ淶
                                ȺΪ
                                l        
                                ն1NT1ʵOSIһĹܣûߴ书ܡ·ԺDŵȡ
                                l        ն2NT2ֳնˣOSI13
                                l        1ն豸TE1ֳISDN׼նˣISDNӿڱ׼û豸
                                l        
2ն豸TE2ֳƷISDN׼նˣISDNӿڱ׼û豸
                                l        նTA书ܣʹTE2ISDN׼ӿ
                                ο
                                l        Rο㣺λڷISDN豸TA֮
                                l        Sο㣺λûն˺NT2֮
                                l        Tο㣺λNT1NT2֮
                                l        Uο㣺λNT1豸·ն豸֮
                                9.8.4ISDNն豸Ĺ
                                նˣNTû·նװãʵͨ绰ϽźתͺͽյĹؼ豸ǵ绰ֳ̿ؽûն豸֮Ľӿ豸豸װûʵN-ISDNܵıرնˡ
                                l        
                                һնˣNT1һͷISDN绰ߣһͷֵ绰ISDN俨ȡֻܽӱ׼ISDN豸ģ绰Ȳܽ롣
                                l        
                                նˣNT2һͷISDN绰ߣԽֵ绰ȱ׼ISDN豸Ҳɽģ绰modemģ豸
                                ISDNûնˣ
                                l        ISDN俨ʽ忨NT1NT1+S/Tϡ̨ʽ
                                l        ISDNTAṩRS232ӿڻUSBӿ
                                l        ISDNֵ绰׼ISDNնˣNT1NT1+S/Tϡ
                                l        ISDNӵ绰
                                ͨISDNһһߴ绰ɲNT1+ԼISDN俨绰NT1+ģϣͨISDN俨
                                9.8.5ISDN BRIӿ
                                l        ISDN BRIӿIPЭ
                                l        ISDN BRIӿIPXЭ
                                l        ͨISDN BRIӿڷinternet
                                ISDN 
                                BRIӿڰ2B+DͨŵBŵûŵ64kbpsDŵǿŵ16kbps
                                ISDN BRIӿȱʡķװ·ЭΪPPP֧IPIPXЭ顣
                                9.8.6ISDN BRIӿIPЭ
                                l        ISDNЭ鹤
                                l        ISDN BRIӿڵIPַ
                                l        úĿĵصdialer router
                                l        ÷װ·Эppp֤
                                l        üеdialer group dialer rule
                                l        DCC
                                l        صIP·
                                þ
                                Remote 
                                Site·BRIBri0ISDNBri0IPַ10.110.0.1Central 
                                Site·BRIڵIPַ10.110.0.2ʹú8810124
                                ã
                                [Quidway]dialer-rule 1 ip permit ô
                                [Quidway]interface bri 0   
                                [Quidway-bri0]ip address 10.110.0.1 
                                255.255.255.0     ISDN BRIӿIPַ
                                [Quidway-bri0]dialer toute ip 10.110.0.2 8810124 
                                    õ·ĺdialer route
                                [Quidway-bri0]link-protocol ppp      
                                BRIϷװ·ЭPPP
                                [Quidway-bri0]dialer-group 1       ָdialer 
                                groupָӿõĳŵ
                                [Quidway-bri0]undo shutdown       
                                [Quidway-bri0]ip route 0.0.0.0 0.0.0.0 
                                10.110.0.2   õ·ľ̬·
                                9.8.7ISDNЭ
                                l        ʱıкӵַ
                                        [undo] isdn check-called number 
                                [called-party] [:subaddress]
                                 l        ISDN DoV
                                ýӿڷӵĺзʽ   [undo] dialer data2voice
                                ýӿڶԺеĴʽ     [undo] isdn voice2data
                                9.8.8ISDNЭļغά
                                l        ʾǰĺϢ
                                [Quidway]display isdn active-channel interface 
                                bri 0
                                l        ʾISDNӿڵǰ״̬
                                [Quidway]display isdn call-info
                                l        ʾISDNʱֵ
                                l        ISDNĵϢ
                                Debugging isdn {cc | q921 |q931 | qsig {alarm | 
                                all | call-state |error | information | 
                                message}} [interface type number]
                                ΪISDNĵԿء
                                9.8.9ISDNӦõľ
                                ·AһBRIͨISDNԶ˵ĽҪʵʱƷʴROUTER 
                                Aӵľεַ10.110.10.0/24ùDCCʵ֡
                                1        ·A
                                [Quidway]acl 1
                                [Quidway-acl-1]rule permit source 10.110.10.0 
                                0.0.0.255
                                [Quidway]dialer-rule 1 ip permit
                                [Quidway]flow-interval 1        flow-interval 
                                minitesͳƽӿʱλ
                                [Quidway]interface dialer 0
                                [Quidway-dialer0]ip address ppp-negotiate
                                [Quidway-dialer0]nat outbound 1 interface
                                [Quidway-dialer0]dialer bundle 1
                                [Quidway-dialer0]dialer user server
                                [Quidway-dialer0]dialer-group 1
                                [Quidway-dialer0]ppp pap local-user 163 password 
                                simple 163
                                [Quisway-dialer0]dialer number 8801048
                                [Quidway-dialer0]ppp mp      װPPPĽӿڹMPʽ
                                [Quidway-dialer0]dialer threshold 80  dialer 
                                threshold traffic-percentage [in-out | in | 
                                out]طֵ
                                [Quidway-dialer0]interface bri 0
                                [Quidway-bri0]undo dialer enable-circular   
                                ȡʹ*ѭDCC
                                [Quidway-bri0]dialer bundle-member 1
                                [Quidway-bri0]ip route 0.0.0.0 0.0.0.0 dialer 0
                                9.9?ص?br /> l        ˽DCC;
                                l        DCCĻ
                                l        ˽ISDN
                                l        ISDNĻ
                                9.10¼
                                9.10.1DCCŽӵĹ
                                1.·DCC_RoutingҪDCCṩ·ɣ
                                2.DCCCC/ģⲦģ鷢ԭISDN_CONN_REQ
                                3.CC/ģⲦģԶͨѶ
                                4.Զ˽ӺCC/ģⲦģDCCԭISDN_CONN_CFM
                                5.DCCLink_DCC_loCtl֪ͨ·DCC_Call_Up
                                6.·Զ˽Э̣
                                7.·㽫Э̵Ľ֪DCC
                                8DCCж϶Զ˵ĵַƵϢȷǷﱾӡ֮·㣻
                                9.ӽ·Զͨš
                                9.10.2غCallback
                                غ1.Ӱȫ   2.ı仰ѳе
                                Callbackࣺ1.ISDNʶغ   2.PPPĻغ
                                CallbackĲ裺 1.ж˷        2.ն˽պУȷǷغ  
                                      3.ն˻غж
                                ISDNʶغ
                                l        ָŽӿڵģʽϵͳͼʹã
                                          interface interface-type 
                                interface-number
                                l        remote-numberƥĺлغ루ͼʹã
                                          dialer call-in remote-number callback
                                l        ûغǰӳʱ
                                          dialer timer enable seconds
                                A        һУݺ뱾õdialer 
                                call-inƥֲͬĴʽ
                                ܾú롪dialer call-inҺûƥdialer 
                                call-in
                                ոú롪ûdialer 
                                call-inһޡcallbakؼֵdialer callerƥ䡣
                                غһcallbackؼֵdialer call-inƥ䡣
                                Bdialer callerƥáҶƥ䡱á*Ӧַ
                                PPPغ
                                l        ñΪغserver/client
                                         ppp callback {client | server}
                                l        øݶԶ˵ûƥdialer routeлغ
                                        dialer callback-center user
                                l        øݻغŴлغ
                                        dialer callback-center dial-number
                                l        dialer callback-center 
                                dialer-numberҪûغŴ
                                        local-user name callback-number 
                                telephone-number
                                ʮ±ԭ
                                10.1ѵĿ
                                1.ձĵĻ    2.ܹڻΪ·ñĵĹ
                                10.2ʲôǱ
                                10.2.1ʲôǱ
                                VRPйݹܵģ飬Ϊ·Ľӿṩݡ
                                10.2.2ĵĹ
                                l        ӿ  1.ӿڱ 2.dialerӿ
                                l        ݽӿ 1.ӿ   32.̫ӿ
                                l        κνӿ ӿڣӽӿڣ߼ӿ
                                10.3
                                10.3.1б
                                l        뽫ݵӿͼ
                                l        ָӿʹõıýӿڼȼ
                                l        ӿлʱ
                                l        ߼ͨ״̬ж
                                l        ñݸطֵ
                                10.3.2ӿģʽ
                                l        ӿһӿ
                                       interface interface-type interface-number
                                l        ӿһ߼ͨ
                                       x25 map protocol address x121-address 
                                x.121-add [logic-channel logic-channel-num]
                                      fr map protocol address dlci dlci 
                                [logic-channel logic-channel-num]
                                      dialer route protocol next-hop 
                                dialer-string [logic-channel logic-channel-num]
                                      logic-channel logic-channel-number
                                10.3.3趨ӿʹõıݽӿڼȼ
                                l        ݽӿӿڣӿͼ?ݽӿ?br /> standby 
                                interface interface-type interface-num 
[priority]
                                l        ݽӿ߼ӿ
                                ӿͼ£ָ߼ͨ
                                        standby logical-channel number 
[priority]
                                ڱݽӿͼ£߼ͨ·dialer routeĶӦϵ
                                  x25 map protocol address x121-address 
                                x.121-add [logic-channel logic-channel-num]
                                  fr map protocol address dlci dlci 
                                [logic-channel logic-channel-num]
                                  dialer route protocol next-hop dialer-string 
                                [logic-channel logic-channel-num]
                                10.3.4ݽӿл
                                l        ôӿлýӿڵʱ
                                standby timer enable-dlay seconds
                                l        ôӱýӿлӿڵʱ
                                standby timer disable-delay seconds
                                10.3.5趨жӿ߼ͨdownup
                                ӿ߼ͨ߼ͨ״̬жӿͼ
                                ߼ͨ״̬ΪdowntimesδɹΪ߼ͨ״̬Ϊdown
                                   standby state-down times
                                ߼ͨǷupΪж߼ͨ״̬ǷָΪupʱԶʱ
                                   standby state-up interval-seconds
                                10.3.6ñݸطֵ
                                طֵһ޶ʱݽӿڡ
                                ͼã
                                         standby threshold enable-threshold 
                                disable-threshold
                                Уenable-threshold,ްٷֱȣ099ʱݽӿ
                                      
disable-thresholdްٷֱȣ099ڴʱرձݽӿ
                                10.4þ
                                10.4.1þһ
                                1.        
                                Router 1ethernet 0IPַΪ130.1.1.1Router 
                                2ethernet 0IPַΪ131.1.1.1
                                Уserial0ӿΪPPPװΪӿڡSerial1ӿóɲſڣΪݿڡӿdown󱸷ݽӿԶʼŽӣӿڻָӱݽӿлӿڡ
                                2.        ò裺
                                Router 1
                                [Quidway]interface Ethernet 0
                                [Quidway-ethernet0]ip address 130.1.1.1 
                                255.255.255.0
                                [Quidway-ethernet0]interface serial 0
                                [Quidway-serial0]ip address 129.102.0.1 
                                255.255.0.0
                                [Quidway-serial0]standby interface serial 1
                                [Quidway-serial0]interface serial 1
                                [Quidway-serial1]physical-mode async
                                [Quidway-serial1]modem
                                [Quidway-serial1]ip address 10.110.0.1 
                                255.255.0.0
                                [Quidway-serial1]dialer enable-legacy
                                [Quidway-serial1]dialer-group 1
                                [Quidway-serial1]dialer route ip 10.110.0.2 
                                8810026
                                [Quidway-serial1]quit
                                [Quidway]dialer-rule 1 ip permit
                                [Quidway]ip route-static 131.1.1.0 255.255.255.0 
                                129.102.0.2
                                [Quidway]ip route-static 131.1.1.0 255.255.255.0 
                                10.110.0.2
                                Router 2
                                [Quidway]interface Ethernet 0
                                [Quidway-ethernet0]ip address 130.1.1.1 
                                255.255.255.0
                                [Quidway-ethernet0]interface serial 0
                                [Quidway-serial0]ip address 129.102.0.2 
                                255.255.0.0
                                [Quidway-serial0]interface serial 1
                                [Quidway-serial1]physical-mode async
                                [Quidway-serial1]modem
                                [Quidway-serial1]ip address 10.110.0.2 
                                255.255.0.0
                                [Quidway-serial1]dialer enable-legacy
                                [Quidway-serial1]dialer-group 1
                                [Quidway-serial1]dialer route ip 10.110.0.1 
                                8810025
                                [Quidway-serial1]quit
                                [Quidway]dialer-rule 1 ip permit
                                [Quidway]ip route-static 130.1.1.0 255.255.255.0 
                                129.102.0.1
                                [Quidway]ip route-static 130.1.1.0 255.255.255.0 
                                10.110.0.1
                                10.4.2þ
                                ʹPPPӱX.25߼ͨʵserial 1Ϊserial 
                                0ϵ߼ͨ10ıݽӿڡ
                                1.        
                                serial 0϶߼ͨ10ΪӿڡSerial 
                                1ӿóPPPװõ߼ͨdownÿ10Ƿָup
                                2.        ò裺
                                Router 1
                                [Quidway]interface Ethernet 0
                                [Quidway-ethernet0]ip address 130.1.1.1 
                                255.255.255.0
                                [Quidway-ethernet0]interface serial 0
                                [Quidway-serial0]link-protocol x25 dce
                                [Quidway-serial0] ip address 129.102.0.1 
                                255.255.0.0
                                [Quidway-serial0]x25 x121-address 1000
                                [Quidway-serial0]x25 map ip 129.102.0.2 
                                x121-address 2000 logic-channel 10
                                [Quidway-serial0]quit
                                [Quidway]logic-channel 10
                                [Quidway-logic-channel10]standby interface 
                                serial 1
                                [Quidway-logic-channel10]standby state-up 10
                                [Quidway-logic-channel10]quit
                                [Quidway]interface serial 1
                                [Quidway-serial1]ip address 10.110.0.1 255.0.0.0
                                [Quidway]ip route-static 131.1.1.0 255.255.255.0 
                                129.102.0.2
                                [Quidway]ip route-static 131.1.1.0 255.255.255.0 
                                10.110.0.2
                                Router 2
                                [Quidway]interface Ethernet 0
                                [Quidway-ethernet0]ip address 131.1.1.1 
                                255.255.255.0
                                [Quidway-ethernet0]interface serial 0
                                [Quidway-serial0]link-protocol x25 dte
                                [Quidway-serial0] ip address 129.102.0.2 
                                255.255.0.0
                                [Quidway-serial0]x25 x121-address 2000
                                [Quidway-serial0]x25 map ip 129.102.0.1 
                                x121-address 1000
                                [Quidway-serial0]quit
                                [Quidway]interface serial 1
                                [Quidway-serial1]ip address 10.110.0.2 255.0.0.0
                                [Quidway]ip route-static 130.1.1.0 255.255.255.0 
                                129.102.0.1
                                [Quidway]ip route-static 130.1.1.0 255.255.255.0 
                                10.110.0.1
