Showing posts with label Port Numbers. Show all posts
Showing posts with label Port Numbers. Show all posts

Wednesday, July 2, 2014

Port Numbers

List of ports that are being used in Linux


The following tables list the most common communication ports used by services, daemons, and programs included in Red Hat Enterprise Linux. This listing can also be found in the /etc/services file.

The lists the Well Known Ports as defined by IANA and is used by Red Hat Enterprise Linux as default communication ports for various services, including FTP, SSH, and Samba.

Port # / Layer
Name
Comment
1
tcpmux
TCP port service multiplexer
5
rje
Remote Job Entry
7
echo
Echo service
9
discard
Null service for connection testing
11
systat
System Status service for listing connected ports
13
daytime
Sends date and time to requesting host
17
qotd
Sends quote of the day to connected host
18
msp
Message Send Protocol
19
chargen
Character Generation service; sends endless stream of characters
20
ftp-data
FTP data port
21
ftp
File Transfer Protocol (FTP) port; sometimes used by File Service Protocol (FSP)
22
ssh
Secure Shell (SSH) service
23
telnet
The Telnet service
25
smtp
Simple Mail Transfer Protocol (SMTP)
37
time
Time Protocol
39
rlp
Resource Location Protocol
42
nameserver
Internet Name Service
43
nicname
WHOIS directory service
49
tacacs
Terminal Access Controller Access Control System for TCP/IP based authentication and access
50
re-mail-ck
Remote Mail Checking Protocol
53
domain
domain name services (such as BIND)
63
whois++
WHOIS++, extended WHOIS services
67
bootps
Bootstrap Protocol (BOOTP) services; also used by Dynamic Host Configuration Protocol (DHCP) services
68
bootpc
Bootstrap (BOOTP) client; also used by Dynamic Host Control Protocol (DHCP) clients
69
tftp
Trivial File Transfer Protocol (TFTP)
70
gopher
Gopher Internet document search and retrieval
71
netrjs-1
Remote Job Service
72
netrjs-2
Remote Job Service
73
netrjs-3
Remote Job Service
73
netrjs-4
Remote Job Service
79
finger
Finger service for user contact information
80
http
HyperText Transfer Protocol (HTTP) for World Wide Web (WWW) services
88
kerberos
Kerberos network authentication system
95
supdup
Telnet protocol extension
101
hostname
Hostname services on SRI-NIC machines
102/tcp
iso-tsap
ISO Development Environment (ISODE) network applications
105
csnet-ns
Mailbox nameserver; also used by CSO nameserver
107
rtelnet
Remote Telnet
109
pop2
Post Office Protocol version 2
110
pop3
Post Office Protocol version 3
111
sunrpc
Remote Procedure Call (RPC) Protocol for remote command execution, used by Network Filesystem (NFS)
113
auth
Authentication and Ident protocols
115
sftp
Secure File Transfer Protocol (SFTP) services
117
uucp-path
Unix-to-Unix Copy Protocol (UUCP) Path services
119
nntp
Network News Transfer Protocol (NNTP) for the USENET discussion system
123
ntp
Network Time Protocol (NTP)
137
netbios-ns
NETBIOS Name Service used in Red Hat Enterprise Linux by Samba
138
netbios-dgm
NETBIOS Datagram Service used in Red Hat Enterprise Linux by Samba
139
netbios-ssn
NETBIOS Session Service used in Red Hat Enterprise Linux by Samba
143
imap
Internet Message Access Protocol (IMAP)
161
snmp
Simple Network Management Protocol (SNMP)
162
snmptrap
Traps for SNMP
163
cmip-man
Common Management Information Protocol (CMIP)
164
cmip-agent
Common Management Information Protocol (CMIP)
174
mailq
MAILQ email transport queue
177
xdmcp
X Display Manager Control Protocol (XDMCP)
178
nextstep
NeXTStep window server
179
bgp
Border Gateway Protocol
191
prospero
Prospero distributed filesystem services
194
irc
Internet Relay Chat (IRC)
199
smux
SNMP UNIX Multiplexer
201
at-rtmp
AppleTalk routing
202
at-nbp
AppleTalk name binding
204
at-echo
AppleTalk echo
206
at-zis
AppleTalk zone information
209
qmtp
Quick Mail Transfer Protocol (QMTP)
210
z39.50
NISO Z39.50 database
213
ipx
Internetwork Packet Exchange (IPX), a datagram protocol commonly used in Novell Netware environments
220
imap3
Internet Message Access Protocol version 3
245
link
LINK / 3-DNS iQuery service
347
fatserv
FATMEN file and tape management server
363
rsvp_tunnel
RSVP Tunnel
369
rpc2portmap
Coda file system portmapper
370
codaauth2
Coda file system authentication services
372
ulistproc
UNIX LISTSERV
389
ldap
Lightweight Directory Access Protocol (LDAP)
427
svrloc
Service Location Protocol (SLP)
434
mobileip-agent
Mobile Internet Protocol (IP) agent
435
mobilip-mn
Mobile Internet Protocol (IP) manager
443
https
Secure Hypertext Transfer Protocol (HTTP)
444
snpp
Simple Network Paging Protocol
445
microsoft-ds
Server Message Block (SMB) over TCP/IP
464
kpasswd
Kerberos password and key changing services
468
photuris
Photuris session key management protocol
487
saft
Simple Asynchronous File Transfer (SAFT) protocol
488
gss-http
Generic Security Services (GSS) for HTTP
496
pim-rp-disc
Rendezvous Point Discovery (RP-DISC) for Protocol Independent Multicast (PIM) services
500
isakmp
Internet Security Association and Key Management Protocol (ISAKMP)
535
iiop
Internet Inter-Orb Protocol (IIOP)
538
gdomap
GNUstep Distributed Objects Mapper (GDOMAP)
546
dhcpv6-client
Dynamic Host Configuration Protocol (DHCP) version 6 client
547
dhcpv6-server
Dynamic Host Configuration Protocol (DHCP) version 6 Service
554
rtsp
Real Time Stream Control Protocol (RTSP)
563
nntps
Network News Transport Protocol over Secure Sockets Layer (NNTPS)
565
whoami
whoami user ID listing
587
submission
Mail Message Submission Agent (MSA)
610
npmp-local
Network Peripheral Management Protocol (NPMP) local / Distributed Queueing System (DQS)
611
npmp-gui
Network Peripheral Management Protocol (NPMP) GUI / Distributed Queueing System (DQS)
612
hmmp-ind
HyperMedia Management Protocol (HMMP) Indication / DQS
631
ipp
Internet Printing Protocol (IPP)
636
ldaps
Lightweight Directory Access Protocol over Secure Sockets Layer (LDAPS)
674
acap
Application Configuration Access Protocol (ACAP)
694
ha-cluster
Heartbeat services for High-Availability Clusters
749
kerberos-adm
Kerberos version 5 (v5) 'kadmin' database administration
750
kerberos-iv
Kerberos version 4 (v4) services
765
webster
Network Dictionary
767
phonebook
Network Phonebook
873
rsync
rsync file transfer services
992
telnets
Telnet over Secure Sockets Layer (TelnetS)
993
imaps
Internet Message Access Protocol over Secure Sockets Layer (IMAPS)
994
ircs
Internet Relay Chat over Secure Sockets Layer (IRCS)
995
pop3s
Post Office Protocol version 3 over Secure Sockets Layer (POP3S)

The lists UNIX-specific ports and cover services ranging from email to authentication and more. Names enclosed in brackets (for example, [service]) are either daemon names for the service or common alias(es).

Port # / Layer
Name
Comment
512/tcp
exec
Authentication for remote process execution
512/udp
biff [comsat]
Asynchrous mail client (biff) and service (comsat)
513/tcp
login
Remote Login (rlogin)
513/udp
who [whod]
whod user logging daemon
514/tcp
shell [cmd]
Remote shell (rshell) and remote copy (rcp) with no logging
514/udp
syslog
UNIX system logging service
515
printer [spooler]
Line printer (lpr) spooler
517/udp
talk
Talk remote calling service and client
518/udp
ntalk
Network talk (ntalk) remote calling service and client
519
utime [unixtime]
UNIX time (utime) protocol
520/tcp
efs
Extended Filename Server (EFS)
520/udp
router [route, routed]
Routing Information Protocol (RIP)
521
ripng
Routing Information Protocol for Internet Protocol version 6 (IPv6)
525
timed [timeserver]
Time daemon (timed)
526/tcp
tempo [newdate]
Tempo
530/tcp
courier [rpc]
Courier Remote Procedure Call (RPC) protocol
531/tcp
conference [chat]
Internet Relay Chat
532
netnews
Netnews newsgroup service
533/udp
netwall
Netwall for emergency broadcasts
540/tcp
uucp [uucpd]
UNIX-to-UNIX copy services
543/tcp
klogin
Kerberos version 5 (v5) remote login
544/tcp
kshell
Kerberos version 5 (v5) remote shell
548
afpovertcp
Appletalk Filing Protocol (AFP) over Transmission Control Protocol (TCP)
556
remotefs [rfs_server, rfs]
Brunhoff's Remote Filesystem (RFS)

The lists ports submitted by the network and software community to the IANA for formal registration into the port number list.

Port # / Layer
Name
Comment
1080
socks
SOCKS network application proxy services
1236
bvcontrol [rmtcfg]
Remote configuration server for Gracilis Packeten network switches[a]
1300
h323hostcallsc
H.323 telecommunication Host Call Secure
1433
ms-sql-s
Microsoft SQL Server
1434
ms-sql-m
Microsoft SQL Monitor
1494
ica
Citrix ICA Client
1512
wins
Microsoft Windows Internet Name Server
1524
ingreslock
Ingres Database Management System (DBMS) lock services
1525
prospero-np
Prospero non-privileged
1645
datametrics [old-radius]
Datametrics / old radius entry
1646
sa-msg-port [oldradacct]
sa-msg-port / old radacct entry
1649
kermit
Kermit file transfer and management service
1701
l2tp [l2f]
Layer 2 Tunneling Protocol (LT2P) / Layer 2 Forwarding (L2F)
1718
h323gatedisc
H.323 telecommunication Gatekeeper Discovery
1719
h323gatestat
H.323 telecommunication Gatekeeper Status
1720
h323hostcall
H.323 telecommunication Host Call setup
1758
tftp-mcast
Trivial FTP Multicast
1759/udp
mtftp
Multicast Trivial FTP (MTFTP)
1789
hello
Hello router communication protocol
1812
radius
Radius dial-up authentication and accounting services
1813
radius-acct
Radius Accounting
1911
mtp
Starlight Networks Multimedia Transport Protocol (MTP)
1985
hsrp
Cisco Hot Standby Router Protocol
1986
licensedaemon
Cisco License Management Daemon
1997
gdp-port
Cisco Gateway Discovery Protocol (GDP)
2049
nfs [nfsd]
Network File System (NFS)
2102
zephyr-srv
Zephyr distributed messaging Server
2103
zephyr-clt
Zephyr client
2104
zephyr-hm
Zephyr host manager
2401
cvspserver
Concurrent Versions System (CVS) client/server operations
2430/tcp
venus
Venus cache manager for Coda file system (codacon port)
2430/udp
venus
Venus cache manager for Coda file system (callback/wbc interface)
2431/tcp
venus-se
Venus Transmission Control Protocol (TCP) side effects
2431/udp
venus-se
Venus User Datagram Protocol (UDP) side effects
2432/udp
codasrv
Coda file system server port
2433/tcp
codasrv-se
Coda file system TCP side effects
2433/udp
codasrv-se
Coda file system UDP SFTP side effect
2600
hpstgmgr [zebrasrv]
Zebra routing[b]
2601
discp-client [zebra]
discp client; Zebra integrated shell
2602
discp-server [ripd]
discp server; Routing Information Protocol daemon (ripd)
2603
servicemeter [ripngd]
Service Meter; RIP daemon for IPv6
2604
nsc-ccs [ospfd]
NSC CCS; Open Shortest Path First daemon (ospfd)
2605
nsc-posa
NSC POSA; Border Gateway Protocol daemon (bgpd)
2606
netmon [ospf6d]
Dell Netmon; OSPF for IPv6 daemon (ospf6d)
2809
corbaloc
Common Object Request Broker Architecture (CORBA) naming service locator
3130
icpv2
Internet Cache Protocol version 2 (v2); used by Squid proxy caching server
3306
mysql
MySQL database service
3346
trnsprntproxy
Transparent proxy
4011
pxe
Pre-execution Environment (PXE) service
4321
rwhois
Remote Whois (rwhois) service
4444
krb524
Kerberos version 5 (v5) to version 4 (v4) ticket translator
5002
rfe
Radio Free Ethernet (RFE) audio broadcasting system
5308
cfengine
Configuration engine (Cfengine)
5999
cvsup [CVSup]
CVSup file transfer and update tool
6000/tcp
x11 [X]
X Window System services
7000
afs3-fileserver
Andrew File System (AFS) file server
7001
afs3-callback
AFS port for callbacks to cache manager
7002
afs3-prserver
AFS user and group database
7003
afs3-vlserver
AFS volume location database
7004
afs3-kaserver
AFS Kerberos authentication service
7005
afs3-volser
AFS volume management server
7006
afs3-errors
AFS error interpretation service
7007
afs3-bos
AFS basic overseer process
7008
afs3-update
AFS server-to-server updater
7009
afs3-rmtsys
AFS remote cache manager service
9876
sd
Session Director for IP multicast conferencing
10080
amanda
Advanced Maryland Automatic Network Disk Archiver (Amanda) backup services
11371
pgpkeyserver
Pretty Good Privacy (PGP) / GNU Privacy Guard (GPG) public keyserver
11720
h323callsigalt
H.323 Call Signal Alternate
13720
bprd
Veritas NetBackup Request Daemon (bprd)
13721
bpdbm
Veritas NetBackup Database Manager (bpdbm)
13722
bpjava-msvc
Veritas NetBackup Java / Microsoft Visual C++ (MSVC) protocol
13724
vnetd
Veritas network utility
13782
bpcd
Veritas NetBackup
13783
vopied
Veritas VOPIE authentication daemon
22273
wnn6 [wnn4]
Kana/Kanji conversion system[c]
26000
quake
Quake (and related) multi-player game servers
26208
wnn6-ds
Wnn6 Kana/Kanji server
33434
traceroute
Traceroute network tracking tool
Notes:
a. Comment from /etc/services: "Port 1236 is registered as `bvcontrol', but is also used by the Gracilis Packeten remote config server. The official name is listed as the primary name, with the unregistered name as an alias."
b. Comment from /etc/services: "Ports numbered 2600 through 2606 are used by the zebra package without being registered. The primary names are the registered names, and the unregistered names used by zebra are listed as aliases."
c. Comment from /etc/services: "This port is registered as wnn6, but also used under the unregistered name 'wnn4' by the FreeWnn package."

Here is a listing of ports related to the Datagram Delivery Protocol (DDP) used on AppleTalk networks.

Port # / Layer
Name
Comment
1/ddp
rtmp
Routing Table Management Protocol
2/ddp
nbp
Name Binding Protocol
4/ddp
echo
AppleTalk Echo Protocol
6/ddp
zip
Zone Information Protocol

Here is a listing of ports related to the Kerberos network authentication protocol. Where noted, v5 refers to the Kerberos version 5 protocol. Note that these ports are not registered with the IANA.

Port # / Layer
Name
Comment
751
kerberos_master
Kerberos authentication
752
passwd_server
Kerberos Password (kpasswd) server
754
krb5_prop
Kerberos v5 slave propagation
760
krbupdate [kreg]
Kerberos registration
1109
kpop
Kerberos Post Office Protocol (KPOP)
2053
knetd
Kerberos de-multiplexor
2105
eklogin
Kerberos v5 encrypted remote login (rlogin)

Here is a listing of unregistered ports that are used by services and protocols that may be installed on your Red Hat Enterprise Linux system, or that is necessary for communication between Red Hat Enterprise Linux and other operating systems.

Port # / Layer
Name
Comment
15/tcp
netstat
Network Status (netstat)
98/tcp
linuxconf
Linuxconf Linux administration tool
106
poppassd
Post Office Protocol password change daemon (POPPASSD)
465/tcp
smtps
Simple Mail Transfer Protocol over Secure Sockets Layer (SMTPS)
616/tcp
gii
Gated (routing daemon) Interactive Interface
808
omirr [omirrd]
Online Mirror (Omirr) file mirroring services
871/tcp
supfileserv
Software Upgrade Protocol (SUP) server
901/tcp
swat
Samba Web Administration Tool (SWAT)
953
rndc
Berkeley Internet Name Domain version 9 (BIND 9) remote configuration tool
1127/tcp
supfiledbg
Software Upgrade Protocol (SUP) debugging
1178/tcp
skkserv
Simple Kana to Kanji (SKK) Japanese input server
1313/tcp
xtel
French Minitel text information system
1529/tcp
support [prmsd, gnatsd]
GNATS bug tracking system
2003/tcp
cfinger
GNU finger
2150
ninstall
Network Installation Service
2988
afbackup
afbackup client-server backup system
3128/tcp
squid
Squid Web proxy cache
3455
prsvp
RSVP port
5432
postgres
PostgreSQL database
4557/tcp
fax
FAX transmission service (old service)
4559/tcp
hylafax
HylaFAX client-server protocol (new service)
5232
sgi-dgl
SGI Distributed Graphics Library
5354
noclog
NOCOL network operation center logging daemon (noclogd)
5355
hostmon
NOCOL network operation center host monitoring
5680/tcp
canna
Canna Japanese character input interface
6010/tcp
x11-ssh-offset
Secure Shell (SSH) X11 forwarding offset
6667
ircd
Internet Relay Chat daemon (ircd)
7100/tcp
xfs
X Font Server (XFS)
7666/tcp
tircproxy
Tircproxy IRC proxy service
8008
http-alt
Hypertext Tranfer Protocol (HTTP) alternate
8080
webcache
World Wide Web (WWW) caching service
8081
tproxy
Transparent Proxy
9100/tcp
jetdirect [laserjet, hplj]
Hewlett-Packard (HP) JetDirect network printing service
9359
mandelspawn [mandelbrot]
Parallel mandelbrot spawning program for the X Window System
10081
kamanda
Amanda backup service over Kerberos
10082/tcp
amandaidx
Amanda index server
10083/tcp
amidxtape
Amanda tape server
20011
isdnlog
Integrated Services Digital Network (ISDN) logging system
20012
vboxd
ISDN voice box daemon (vboxd)
22305/tcp
wnn4_Kr
kWnn Korean input system
22289/tcp
wnn4_Cn
cWnn Chinese input system
22321/tcp
wnn4_Tw
tWnn Chinese input system (Taiwan)
24554
binkp
Binkley TCP/IP Fidonet mailer daemon
27374
asp
Address Search Protocol
60177
tfido
Ifmail FidoNet compatible mailer service
60179
fido
FidoNet electronic mail and news network