Ritesh’s Technical Blog

Some TCP/UDP Port numbers

Posted on: July 31, 2008

Some TCP/UDP Port numbers

Service Port Comments

TCP Ports

echo 7/tcp

discard 9/tcp sink null

systat 11/tcp users

daytime 13/tcp

netstat 15/tcp

qotd 17/tcp quote

chargen 19/tcp ttytst source

ftp-data 20/tcp

ftp 21/tcp

telnet 23/tcp

smtp 25/tcp mail

time 37/tcp timserver

name 42/tcp nameserver

whois 43/tcp nicname

nameserver 53/tcp domain

apts 57/tcp any private terminal service

apfs 59/tcp any private file service

rje 77/tcp netrjs

finger 79/tcp

http 80/tcp

link 87/tcp ttylink

supdup 95/tcp

newacct 100/tcp [unauthorized use]

hostnames 101/tcp hostname

iso-tsap 102/tcp tsap

x400 103/tcp

x400-snd 104/tcp

csnet-ns 105/tcp CSNET Name Service

pop-2 109/tcp Post Office Protocol version 2

pop-3 110/tcp Post Office Protocol version 3

sunrpc 111/tcp

auth 113/tcp authentication

sftp 115/tcp

uucp-path 117/tcp

nntp 119/tcp usenet readnews untp

ntp 123/tcp network time protocol

statsrv 133/tcp

profile 136/tcp

NeWS 144/tcp news

print-srv 170/tcp

https 443/tcp Secure HTTP

exec 512/tcp remote process execution;

authentication performed using

passwords and UNIX loppgin names

login 513/tcp remote login a la telnet;

automatic authentication performed

based on priviledged port numbers

and distributed data bases which

identify “authentication domains”

cmd 514/tcp like exec, but automatic

authentication is performed as for

login server

printer 515/tcp spooler

efs 520/tcp extended file name server

tempo 526/tcp newdate

courier 530/tcp rpc

conference 531/tcp chat

netnews 532/tcp readnews

uucp 540/tcp uucpd

klogin 5 43/tcp

kshell 5 44/tcp krcmd

dsf 555/tcp

remotefs 556/tcp rfs server

chshell 562/tcp chcmd

meter 570/tcp demon

pcserver 600/tcp Sun IPC server

nqs 607/tcp nqs

mdqs 666/tcp

rfile 750/tcp

pump 751/tcp

qrh 752/tcp

rrh 753/tcp

tell 754/tcp send

nlogin 758/tcp

con 759/tcp

ns 760/tcp

rxe 761/tcp

quotad 762/tcp

cycleserv 763/tcp

omserv 764/tcp

webster 765/tcp

phonebook 767/tcp phone

vid 769/tcp

rtip 771/tcp

cycleserv2 772/tcp

submit 773/tcp

rpasswd 774/tcp

entomb 775/tcp

wpages 776/tcp

wpgs 780/tcp

mdbs 800/tcp

device 801/tcp

maitrd 997/tcp

busboy 998/tcp

garcon 999/tcp

blackjack 1025/tcp network blackjack

bbn-mmc 1347/tcp multi media conferencing

bbn-mmx 1348/tcp multi media conferencing

orasrv 1525/tcp oracle

ingreslock 1524/tcp

issd 1600/tcp

nkd 1650/tcp

dc 2001/tcp

mailbox 2004/tcp

berknet 2005/tcp

invokator 2006/tcp

dectalk 2007/tcp

conf 2008/tcp

news 2009/tcp

search 2010/tcp

raid-cc 2011/tcp raid

ttyinfo 2012/tcp

raid-am 2013/tcp

troff 2014/tcp

cypress 2015/tcp

cypress-stat 2017/tcp

terminaldb 2018/tcp

whosockami 2019/tcp

servexec 2021/tcp

down 2022/tcp

ellpack 2025/tcp

shadowserver 2027/tcp

submitserver 2028/tcp

device2 2030/tcp

blackboard 2032/tcp

glogger 2033/tcp

scoremgr 2034/tcp

imsldoc 2035/tcp

objectmanager 2038/tcp

lam 2040/tcp

interbase 2041/tcp

isis 2042/tcp

rimsl 2044/tcp

dls 2047/tcp

dls-monitor 2048/tcp

shilp 2049/tcp

NSWS 3049/tcp

rfa 4672/tcp remote file access server

complexmain 5000/tcp

complexlink 5001/tcp

padl2sim 5236/tcp

man 9535/tcp

UDP Ports

echo 7/udp

discard 9/udp sink null

systat 11/udp users

daytime 13/udp

netstat 15/udp

qotd 17/udp quote

chargen 1 9/udp ttytst source

time 37/udp timserver

rlp 39/udp resource

name 42/udp nameserver

whois 43/udp nicname

nameserver 53/udp domain

bootps 67/udp bootp

bootpc 68/udp

tftp 69/udp

sunrpc 111/udp

erpc 121/udp

ntp 123/udp

statsrv 133/udp

profile 136/udp

snmp 161/udp

snmp-trap 162/udp

at-rtmp 201/udp

at-nbp 202/udp

at-3 203/udp

at-echo 204/udp

at-5 205/udp

at-zis 206/udp

at-7 207/udp

at-8 208/udp

biff 512/udp used by mail system to notify users

of new mail received; currently

receives messages only from

processes on the same machine

who 513/udp maintains data bases showing who’s

logged in to machines on a local

net and the load average of the


syslog 514/udp

talk 517/udp like tenex link, but across

machine – unfortunately, doesn’t

use link protocol (this is actually

just a rendezvous port from which a

tcp connection is established)

ntalk 518/udp

utime 519/udp unixtime

router 520/udp local routing process (on site);

uses variant of Xerox NS routing

information protocol

timed 525/udp timeserver

netwall 533/udp for emergency broadcasts

new-rwho 550/udp new-who

rmonitor 560/udp rmonitord

monitor 561/udp

meter 571/udp udemon

elcsd 704/udp errlog copy/server daemon

loadav 750/udp

vid 769/udp

cadlock 770/udp

notify 773/udp

acmaint_dbd 774/udp

acmaint_trnsd 775/udp

wpages 776/udp

puparp 998/udp

applix 999/udp Applix ac

puprouter 999/udp

cadlock 1000/udp

hermes 1248/udp

wizard 2001/udp curry

globe 2002/udp

emce 2004/udp CCWS mm conf

oracle 2005/udp

raid-cc 2006/udp raid

raid-am 2007/udp

terminaldb 2008/udp

whosockami 2009/udp

pipe_server 2010/udp

servserv 2011/udp

raid-ac 2012/udp

raid-cd 2013/udp

raid-sf 2014/udp

raid-cs 2015/udp

bootserver 2016/udp

bootclient 2017/udp

rellpack 2018/udp

about 2019/udp

xinupagesrver 2020/udp

xinuexpnsion1 2021/udp

xinuexpnsion2 2022/udp

xinuexpnsion3 2023/udp

xinuexpnsion4 2024/udp

xribs 2025/udp

scrabble 2026/udp

isis 2042/udp

isis-bcast 2043/udp

rimsl 2044/udp

cdfunc 2045/udp

sdfunc 2046/udp

dls 2047/udp

shilp 2049/udp

rmontor_scure              5145/udp

xdsxdm 6558/udp

isode-dua 17007/udp


1 Response to "Some TCP/UDP Port numbers"

Really nice and useful article.
but can u pls explain about port.17 QOTD?
kindly do mail me if u find any info. thanks

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