SMTP - 25,

POP3 - 110,

IMAP4 - 143,

RPC - 135,

LDAP - 389,

SSL - 443,

HTTP - 80,

RDP - 3389,

DNS - 53,

DHCP - 67,68,

FTP-21,

GC-3268,

Secure LDAP - 636,

Kerberos - 88,

NNTP - 119,

TFTP - 69,

SNMP - 161.