WEll Known Ports
80/tcp,udp: http (web service) port
443/tcp: HTTPS (HTTPS over SSL encryption transmission)
20/tcp: FTP Data Transfer Port
21/tcp : FTP authentication (control) port
22/tcp: SSH port
23/tcp: Telnet port
25/tcp : SMTP Email Transfer Port
53/tcp,udp : DNS port
69/udp : TFTP port
88/tcp : Keroveros (Authentication Agent) port
109/tcp : Port for importing POP2 e-mail
110/tcp: port for importing POP3 e-mail
123/udp : NTP port
139/tcp: NetBIOS Port
143/tcp : IMAP4 The port on which to import e-mail
161/udp : SNMP agent port
162/udp : SNMP manager port
179/tcp: BGP port
389/tcp : LADP (authentication) port
445/tcp : Microsoft Active Directory (AD), Windows Shared Port
445/udp : Microsoft SMB File Sharing Port
465/tcp : SMTP encrypted mail forwarding port using SSL (conflict with Cisco protocol)
514/udp : syslog system log creation port
