Echo            7
FTP            21
Telnet         23
SMTP           25
Time           37
Domain         53
Gopher         70
Finger         79
HTTP           80
POP3          110
Auth          113
NNTP          119
NetBios-NS    137
NetBios-SSN   139
IRC           194
HTTPS         443
Printer       515
MS-SQL       1433
WINS         1512
PPTP         1723
