Appendix 1: Port Assignments

This list of port numbers for well-known services as defined by RFC 1060 (Assigned Numbers).

Format:

<service name> <port number>/<protocol> [aliases...] [#<comment>]

echo 7/tcp

echo 7/udp

discard 9/tcp sink null

discard 9/udp sink null

systat 11/tcp

systat 11/tcp users

daytime 13/tcp

daytime 13/udp

netstat 15/tcp

qotd 17/tcp quote

qotd 17/udp quote

chargen 19/tcp ttytst source

chargen 19/udp ttytst source

ftp-data 20/tcp

ftp 21/tcp

telnet 23/tcp

smtp 25/tcp mail

time 37/tcp timserver

time 37/udp timserver

rlp 39/udp resource # resource location

name 42/tcp nameserver

name 42/udp nameserver

whois 43/tcp nicname # usually to sri-nic

domain 53/tcp nameserver # name-domain server

domain 53/udp nameserver

nameserver 53/tcp domain # name-domain server

nameserver 53/udp domain

mtp 57/tcp # deprecated

bootp 67/udp # boot program server

tftp 69/udp

rje 77/tcp netrjs

finger 79/tcp

link 87/tcp ttylink

supdup 95/tcp

hostnames 101/tcp hostname # usually from sri-nic

iso-tsap 102/tcp

dictionary 103/tcp webster

x400 103/tcp # ISO Mail

x400-snd 104/tcp

csnet-ns 105/tcp

pop 109/tcp postoffice

pop2 109/tcp # Post Office

pop3 110/tcp postoffice

portmap 111/tcp

portmap 111/udp

sunrpc 111/tcp

sunrpc 111/udp

auth 113/tcp authentication

sftp 115/tcp

path 117/tcp

uucp-path 117/tcp

nntp 119/tcp usenet # Network News Transfer

ntp 123/udp ntpd ntp # network time protocol (exp)

nbname 137/udp

nbdatagram 138/udp

nbsession 139/tcp

NeWS 144/tcp news

sgmp 153/udp sgmp

tcprepo 158/tcp repository # PCMAIL

snmp 161/udp snmp

snmp-trap 162/udp snmp

print-srv 170/tcp # network PostScript

vmnet 175/tcp

load 315/udp

vmnet0 400/tcp

sytek 500/udp

biff 512/udp comsat

exec 512/tcp

login 513/tcp

who 513/udp whod

shell 514/tcp cmd # no passwords used

syslog 514/udp

printer 515/tcp spooler # line printer spooler

talk 517/udp

ntalk 518/udp

efs 520/tcp # for LucasFilm

route 520/udp router routed

timed 525/udp timeserver

tempo 526/tcp newdate

courier 530/tcp rpc

conference 531/tcp chat

rvd-control 531/udp MIT disk

netnews 532/tcp readnews

netwall 533/udp # -for emergency broadcasts

uucp 540/tcp uucpd # uucp daemon

klogin 543/tcp # Kerberos authenticated rlogin

kshell 544/tcp cmd # and remote shell

new-rwho 550/udp new-who # experimental

remotefs 556/tcp rfs_server rfs# Brunhoff remote filesystem

rmonitor 560/udp rmonitord # experimental

monitor 561/udp # experimental

garcon 600/tcp

maitrd 601/tcp

busboy 602/tcp

acctmaster 700/udp

acctslave 701/udp

acct 702/udp

acctlogin 703/udp

acctprinter 704/udp

elcsd 704/udp # errlog

acctinfo 705/udp

acctslave2 706/udp

acctdisk 707/udp

kerberos 750/tcp kdc # Kerberos authentication--tcp

kerberos 750/udp kdc # Kerberos authentication--udp

kerberos_master 751/tcp # Kerberos authentication

kerberos_master 751/udp # Kerberos authentication

passwd_server 752/udp # Kerberos passwd server

userreg_server 753/udp # Kerberos userreg server

krb_prop 754/tcp # Kerberos slave propagation

erlogin 888/tcp # Login and environment passing

kpop 1109/tcp # Pop with Kerberos

phone 1167/udp

ingreslock 1524/tcp

maze 1666/udp

nfs 2049/udp # sun nfs

knetd 2053/tcp # Kerberos de-multiplexor

eklogin 2105/tcp # Kerberos encrypted rlogin

rmt 5555/tcp rmtd

mtb 5556/tcp mtbd # mtb backup

man 9535/tcp # remote man server

w 9536/tcp

mantst 9537/tcp # remote man server, testing

bnews 10000/tcp

rscs0 10000/udp

queue 10001/tcp

rscs1 10001/udp

poker 10002/tcp

rscs2 10002/udp

gateway 10003/tcp

rscs3 10003/udp

remp 10004/tcp

rscs4 10004/udp

rscs5 10005/udp

rscs6 10006/udp

rscs7 10007/udp

rscs8 10008/udp

rscs9 10009/udp

rscsa 10010/udp

rscsb 10011/udp

qmaster 10012/tcp

qmaster 10012/udp