PORT NUMBERS

FTP 20,21
TELNET 23
SMTP 25
DNS 53
TFTP 69
HTTP 80
KereborsLogons 88
DHCP 67
Bootp 68
POP3 110
NNTP 119
SNTP 123
NetBIOS 137
IMAP4 143
SNMP 161,162
LDAP 389
HTTPS 443
SQL Server 1433
Global Catalog Server 3268
Terminal Service RDP 3389
ICA 1494
IMA 2312