User's Manual

84
Examples of well-known and registered port numbers are shown below. For further information, please see
IANA’s website at at: http://www.iana.org/assignments/port-numbers
Well-known and Registered Ports
Port Number Protocol Description
21 TCP FTP Control
22 TCP & UDP SSH Remote Login Protocol
23 TCP Telnet
25 TCP SMTP (Simple Mail Transfer Protocol)
53 TCP & UDP DNS (Domain Name Server)
69 UDP TFTP (Trivial File Transfer Protocol)
80 TCP World Wide Web HTTP
110 TCP POP3 (Post Office Protocol Version 3)
443 TCP & UDP HTTPS
1503 TCP T.120
1720 TCP H.323
7070 UDP RealAudio
If you have a FTP server in your LAN network, and want to be accessing through WAN, you can have it set as
virtual server.