104
Service Port Number / Protocol
File Transfer Protocol (FTP) Data 20/tcp
FTP Commands 21/tcp
Telnet 23/tcp
Simple Mail Transfer Protocol (SMTP)
Email 25/tcp
Domain Name Server (DNS) 53/tcp and 53/udp
Trivial File Transfer Protocol (TFTP) 69/udp
fin
g
er 79/tcp
World Wide Web (HTTP) 80/tcp
POP3 Email 110/tcp
SUN Remote Procedure Call (RPC) 111/udp
Network News Transfer Protocol
(NNTP) 119/tcp
Network Time Protocol (NTP) 123/tcp and 123/udp
News 144/tcp
Simple Mana
g
ement Network Protocol
(SNMP) 161/udp
SNMP (traps) 162/udp
Border Gateway Protocol (BGP) 179/tcp
Secure HTTP (HTTPS) 443/tcp
rlo
g
in 513/tcp
rexec 514/tcp
talk 517/tcp and 517/udp
ntalk 518/tcp and 518/udp
Open Windows 2000/tcp and 2000/udp
Network File System (NFS) 2049/tcp
X11 6000/tcp and 6000/udp
Routin
g
Information Protocol (RIP) 520/udp
Layer 2 Tunnellin
g
Protocol (L2TP) 1701/udp
If you like to remote accessing your Router through the Web/HTTP at all time, you
would need to enable port number 80 (Web/HTTP) and map to Router’s IP Address.
Then all incoming HTTP requests from you (Remote side) will be forwarded to the