Firewall Overview 551

Table 619 Mnemonic Symbol of the Port Number

 

 

 

Protocol

Mnemonic Symbol

Meaning and Actual Value

 

 

 

TCP

bgp

Border Gateway Protocol (179)

 

chargen

Character generator (19)

 

cmd

Remote commands (rcmd, 514)

 

daytime

Daytime (13)

 

discard

Discard (9)

 

domain

Domain Name Service (53)

 

echo

Echo (7)

 

exec

Exec (rsh, 512)

 

finger

Finger (79)

 

ftp

File Transfer Protocol (21)

 

ftp-data

FTP data connections (20)

 

gopher

Gopher (70)

 

hostname irc

NIC hostname server (101)

 

chat

Internet Relay Chat (194)

 

klogin

Kerberos login (543)

 

kshell

Kerberos shell (544)

 

login

Login (rlogin, 513)

 

lpd

Printer service (515)

 

nntp

Network News Transport Protocol (119)

 

pop2

Post Office Protocol v2 (109)

 

pop3

Post Office Protocol v3 (110)

 

smtp

Simple Mail Transport Protocol (25)

 

sunrpc

Sun Remote Procedure Call (111)

 

syslog

Syslog (514)

 

tacacs

TAC Access Control System (49)

 

talk

Talk (517)

 

telnet

Telnet (23)

 

time

Time (37)

 

uucp

Unix-to-Unix Copy Program (540)

 

whois

Nicname (43)

 

www

World Wide Web (HTTP, 80)

 

 

 

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3Com 10014299 manual Mnemonic Symbol of the Port Number