IANA List of Port Assignments

TCPMUX (TCP port service multiplexer)
RJE (Remote Job Entry)
ECHO protocol
DISCARD protocol
SYSTAT protocol
DAYTIME protocol
QOTD (Quote of the Day) protocol
Message Send Protocol
CHARGEN (Character Generator) protocol
FTP - data port
FTP - control (command) port
SSH (Secure Shell) - used for secure logins, file transfers (scp, sftp) and port forwarding
Telnet protocol - unencrypted text communications
SMTP - used for e-mail routing between mailservers E-mails
RSFTP - A simple FTP-like protocol
QMS Magicolor 2 printer
TIME protocol
Route Access Protocol
Resource Location Protocol
Host Name Server
WINS [1]
WHOIS protocol
TACACS Login Host protocol
DNS (Domain Name System)
MTP, Mail Transfer Protocol
BOOTP (BootStrap Protocol) server; also used by DHCP (Dynamic Host Configuration Protocol)
BOOTP client; also used by DHCP
TFTP (Trivial File Transfer Protocol)
Gopher protocol
Finger protocol
HTTP (HyperText Transfer Protocol) - used for transferring web pages
HTTP Alternate (HyperText Transfer Protocol)
Torpark - Onion routing ORport
Torpark - Control Port
Kerberos - authenticating agent
ISO-TSAP protocol
Remote Telnet Service
POP, Post Office Protocol, version 2
POP3 (Post Office Protocol version 3) - used for retrieving E-mails
sun protocol
ident - old server identification system, still used by IRC servers to identify its users
SFTP, Simple File Transfer Protocol
SQL Services
NNTP (Network News Transfer Protocol) - used for retrieving newsgroups messages
NTP (Network Time Protocol) - used for time synchronization
EPMAP (End Point Mapper) / Microsoft RPC Locator Service
NetBIOS NetBIOS Name Service
NetBIOS NetBIOS Datagram Service
NetBIOS NetBIOS Session Service
IMAP4 (Internet Message Access Protocol 4) - used for retrieving E-mails
BFTP, Background File Transfer Program
SGMP, Simple Gateway Monitoring Protocol
SQL Service
DMSP, Distributed Mail Service Protocol
SNMP (Simple Network Management Protocol)
BGP (Border Gateway Protocol)
IRC (Internet Relay Chat)
AppleTalk Routing Maintenance
The Quick Mail Transfer Protocol
MPP, Message Posting Protocol
IMAP, Interactive Mail Access Protocol, version 3
ESRO, Efficient Short Remote Operations
BGMP, Border Gateway Multicast Protocol
Apple Server-Admin-Tool, Workgroup-Manager-Tool
TSP, Time Stamp Protocol
IMMP, Internet Message Mapping Protocol
HP OpenView HTTPs Operations Agent
SMTP, Simple Mail Transfer Protocol. ODMR, On-Demand Mail Relay
ClearCase albd
A Remote Network Server System
AURP, AppleTalk Update-based Routing Protocol
LDAP (Lightweight Directory Access Protocol)
UPS Uninterruptible Power Supply
Direct Connect Hub port
Direct Connect Client-To-Client port
SLP (Service Location Protocol)
HTTPS - HTTP Protocol over TLS/SSL (encrypted transmission)
SNPP, Simple Network Paging Protocol
Microsoft-DS (Active Directory, Windows shares, Sasser worm, Agobot, Zobotworm)
Microsoft-DS SMB file sharing
Kerberos Change/Set password
Cisco protocol
ISAKMP, IKE-Internet Key Exchange
Modbus, Protocol
exec, Remote Process Execution
comsat, together with biff: notifies users of new c.q. yet unread e-mail
syslog protocol - used for system logging
Line Printer Daemon protocol - used in LPD printer servers
Routing - RIP
Timed, Timeserver
AOL Instant Messenger, IRC
netwall, For Emergency Broadcasts
UUCP (Unix-to-Unix Copy Protocol)
commerce (Commerce Applications)
klogin, Kerberos login
kshell, Kerberos Remote shell
DHCPv6 client
DHCPv6 server
AFP (Apple Filing Protocol)
new-rwho, new-who
RTSP (Real Time Streaming Protocol)
Remotefs, rfs, rfs_server
rmonitor, Remote Monitor
NNTP protocol over TLS/SSL (NNTPS)
email message submission (SMTP) (RFC 2476)
FileMaker 6.0 (and later) Web Sharing (HTTP Alternate, see port 80)
IPP, Internet Printing Protocol
LDAP over SSL (encrypted transmission, also known as LDAPS)
MSDP, Multicast Source Discovery Protocol
LDP, Label Distribution Protocol
DHCP Failover Protocol
RRP, Registry Registrar Protocol
DTCP, Dynamic Tunnel Configuration Protocol
AODV, Ad hoc On-Demand Distance Vector
sun-dr, Remote Dynamic Reconfiguration
Doom, First online first-person shooter
ACAP, Application Configuration Access Protocol
MS Exchange Routing
Linux-HA High availability Heartbeat port
OLSR, Optimized Link State Routing
Access Network
EPP, Extensible Provisioning Protocol
LMP, Link Management Protocol.
SILC, Secure Internet Live Conferencing
TDP, Tag Distribution Protocol
TBRPF, Topology Broadcast based on Reverse-Path Forwarding
SMQP, Simple Message Queue Protocol
kerberos-adm, Kerberos administration
Kerberos version IV
Conserver serial-console management server
CMP (Certificate Management Protocol)
rsync File synchronisation protocol
Samba Web Administration Tool (SWAT)
VMware Server Console[1]
VMware Server Alternate (if 902 is in use - ie SUSE linux)
Network Console on Acid (NCA) - local tty redirection over OpenSSH
FTP Protocol (data) over TLS/SSL
FTP Protocol (control) over TLS/SSL
NAS (Netnews Admin System)
Telnet protocol over TLS/SSL
IMAP4 over SSL (encrypted transmission)
POP3 over SSL (encrypted transmission)
nim AIX Network Installation Manager
SOCKS proxy
RMI Registry
RMI Registry
Kerberos POP
phone, conference calling
Perceptive Automation Indigo home control server
The cajo project Free dynamic transparent distributed computing in Java
[2]Steam Friends Applet]
Nessus Security Scanner
NSClient/NSClient++/NC_Net (Nagios)
Microsoft Operations Manager 2005 agent (MOM 2005)
Dell Open Manage Https Port
Xbiim (Canvii server) Port
WASTE Encrypted File Sharing Program
IBM Lotus Notes/Domino RPC
Computer Aided Design Software Inc LM (cadsi-lm )
Computer Aided Design Software Inc LM (cadsi-lm )
IBM MQSeries
Microsoft SQL database system
Microsoft SQL Monitor
Citrix Presentation Server ICA Client
nCube License Manager
Oracle database default listener, in future releases official port 2483
ingresslock, ingress
Oracle database common alternative for listener
IBM Sametime IM - Virtual Places Chat
Gadu-Gadu (Direct Client-to-Client)
MIL STD 2045-47001 VMF
Cisco VQP (VLAN Query Protocol) / VMPS
Novell GroupWise clients in client/server access mode
l2tp, Layer 2 Tunnelling protocol
America's Army MMORPG Default Game Port
Microsoft PPTP VPN
Microsoft PPTP VPN
Valve Steam Client
Microsoft Media Services (MMS, ms-streaming)
Microsoft Media Services (MMS, ms-streaming)
Novell Zenworks Remote Control utility
cft-1 to cft-7
radius, RADIUS authentication protocol
radacct, RADIUS accounting protocol
Windows Live Messenger
Microsoft SSDP Enables discovery of UPnP devices
Macromedia Flash Communications Server MX
Danware Data NetOp Remote Control
Danware Data NetOp School
InterSystems Caché
Cisco TCO (Documentation)
Big Brother - network monitoring tool
Cisco HSRP
Cisco SCCP (Skinny)
Cisco SCCP (Skinny)
Cisco Secure Access Control Server (ACS) for Windows
Oracle Services for Microsoft Transaction Server
mobrien-chat - Mike O'Brien <mike@mobrien.com> November 2004
mobrien-chat - Mike O'Brien <mike@mobrien.com> November 2004
nfs, NFS Server
knetd, Kerberos de-multiplexor
Civilization 4 multiplayer
Vertel VMF SA (i.e. App.. SpeakFreely)
Vertel VMF SA (i.e. App.. SpeakFreely)
Infowave Mobility Server
CPanel, default port
Secure Radius Service (radsec)
CPanel default SSL port
WebHost Manager default port
WebHost Manager default SSL port
CPanel default webmail port
CPanel default SSL webmail port
?-APC Agent
EForward-document transport system
EForward-document transport system
Tuxanci - Game Server (http://www.tuxanci.org)
NetIQ NCAP Protocol
NetIQ NCAP Protocol
NetIQ End2End
NetIQ End2End
DirectAdmin's default port
Microsoft Office OS X antipiracy network monitor [3]
HP System Management Redirect to port 2381
ArmA multiplayer (default for game)
Halo: Combat Evolved multiplayer
ArmA multiplayer (default for server reporting) (default port for game +1)
ArmA multiplayer (default for VoN) (default port for game +3)
HP Insight Manager default port for webserver
IEC 60870-5-104
Cisco MGCP
ovwdb - OpenView Network Node Manager (NNM) daemon
ovwdb - OpenView Network Node Manager (NNM) daemon
Oracle database listening port for unsecure client connections to the listener, replaces port 1521
Oracle database listening port for SSL client connections to the listener
Vytal Vault - Data Protection Services
RunUO - Ultima Online Server (http://www.runuo.com)
new ICA - when Session Reliability is enabled, TCP port 2598 replaces port 1494
QPasa from MQSoftware (http://www.mqsoftware.com)
XBT Bittorrent Tracker
XBT Bittorrent Tracker experimental UDP tracker extension
NetIQ Monitor Console
NetIQ Monitor Console
corbaloc:iiop URL, per the CORBA 3.0.3 specification.
Megaco Text H.248
Megaco Binary (ASN.1) H.248
WAP-push Multimedia Messaging Service (MMS)
WAP-push Multimedia Messaging Service (MMS)
WAP-pushsecure Multimedia Messaging Service (MMS)
WAP-pushsecure Multimedia Messaging Service (MMS)
Symantec AntiVirus Corporate Edition
Miralix License server
Distributed Interactive Simulation (DIS), modifiable default port
Miralix Phone Monitor
Miralix CSTA
Miralix GreenBox API
Miralix InfoLink
Miralix SMS Client Connector
Miralix OM Server
gds_db (Interbase/Firebird)
Xbox Live
HTTP used by web caches and the default port for the Squid cache
iSCSI target
MySQL Database system
Network Caller ID server
Microsoft Terminal Server (RDP) officially registered as Windows Based Terminal (WBT)
Novell NDPS Printer Agent
DAAP Digital Audio Access Protocol used by Apple’s iTunes
Subversion version control system
World of Warcraft Online gaming MMORPG
Ventrilo VoIP program used by Ventrilo
Ventrilo VoIP program used by Ventrilo
Diameter base protocol
Oracle Management Remote Agent
Unidata UDT OS udt_os
Emcads server service port, a Giritech product used by G/On
PrintBuzzer printer monitoring socket server
OpenCORE Remote Control Service
OpenCORE Remote Control Service
PxPlus Client server interface ProvideX
PxPlus Client server interface ProvideX
WatchGuard Authentication Applet - default port
Microsoft Office SharePoint Portal Server - default administration port
Aleph One (computer game)
Cisco CDP Cisco discovery Protocol
Inter-Asterisk eXchange
OrbitNet Message Service
port often used by eMule
Google Desktop Search
eMule - port often used
LysKOM Protocol A
Radmin remote administration tool (program sometimes used as a Trojan horse)
UPnP - Windows network device interoperability
Slingbox and Slingplayer
FileMaker Filemaker Pro
RTP Real-time Transport Protocol
RTP Real-time Transport Protocol
Yahoo! Messenger Yahoo! Messenger
ita-agent Symantec Intruder Alert
Session Initiation Protocol (SIP)
Session Initiation Protocol (SIP)
Session Initiation Protocol (SIP) over Transport Layer Security (TLS)
SPSS License Administrator (SPSS)
Neverwinter Nights and its mods, such as Dungeon Eternal X
ICQ and AOL Instant Messenger
XMPP/Jabber - client connection
XMPP/Jabber - default port for SSL Client Connection
XMPP/Jabber - server connection
mDNS - multicastDNS
StarBurst AutoCast MFTP
PostgreSQL database system
Cisco Vidéo VT Advantage
Applix TM1 Admin server
Hotline tracker server connection
Hotline tracker server discovery
VNC remote desktop protocol - for incoming listening viewer, Hotline control connection
Hotline file transfer connection
Setiqueue Proxy server client for SETI@Home project
Freeciv multiplay port for versions up to 2.0, Hewlett Packard Data Protector, SAP
Freeciv multiplay port
Symantec pcAnywhere
NRPE (Nagios)
NSCA (Nagios)
VNC remote desktop protocol - for use over HTTP
Hewlett-Packard Support Automation (HP OpenView Self-Healing Services)
VNC remote desktop protocol (used by ARD)
X11 - used between an X client and server over the network
X11 - used between an X client and server over the network
Brightstor Arcserve Backup Exec
Brightstor Arcserve Backup Exec

Blizzard's Battle.net gaming service, ArenaNet gaming service
Dameware Remote Control
WinMX (see also 6699)
gnutella-svc (FrostWire, Limewire, Bearshare, etc.)
Danware Data NetOp Remote Control
Gobby (and other libobby-based software)
Jetnet - default port that the Paradigm Research Development Jetnet protocol communicates on
SANE (Scanner Access Now Easy) - SANE network scanner daemon
Internet Relay Chat
IRC SSL (Secure Internet Relay Chat) - port often used
IRC SSL (Secure Internet Relay Chat) - port often used
WinMX (see also 6257)
BitTorrent full range of ports used most often
Windows Live Messenger (File transfer)
Windows Live Messenger (Voice)
BitTorrent tracker port
Default port for Azureus's built in HTTPS Bittorrent Tracker
Default port for BEA WebLogic Server's HTTP server - though often changed during installation
Default port for BEA WebLogic Server's HTTPS server - though often changed during installation
Default port for Cisco AON AMC (AON Management Console) [4]
Sibelius License Server port
Default port used by Windows backdoor program tini.exe
Common port used for internet radio streams such as those using SHOUTcast
Cisco Systems Unified Call Manager Intercluster Port
HTTP Alternate
IBM HTTP Server default administration port
XMPP/Jabber File transfers
Jakarta Tomcat
HELM Web Host Automation Windows Control Panel
Kaspersky AV Control Center TCP Port
Hosting Accelerator Control Panel
Kaspersky AV Control Center UDP Port
Another HTTP Alternate (http_alt_alt) - used as an alternative to port 8080
Privoxy web proxy - advertisements-filtering web proxy
SW Soft Plesk Control Panel
VMware Server Management User Interface (insecure web interface)[2]. See also, port 8333
VMware Server Management User Interface (secure web interface)[3]. See also, port 8222
Commvault Unified Data Management [4].
SW Soft Plesk Control Panel
ColdFusion Macromedia/Adobe ColdFusion default Webserver port
TeamSpeak - Default UDP Port
WebSphere Application Server SOAP Connector port
NewsEDGE server
Sun Answerbook dwhttpd server (deprecated by docs.sun.com)
GNUmp3d HTTP music streaming and web interface port
Buffalo LinkSystem web access
cisco-xremote router configuration
Tor network default port
WebSphere Application Server Administration Console secure port
WebSphere Application Server Administration Console
Jetdirect HP Print Services
SSMP Message protocol
Bacula Director
Bacula File Daemon
Bacula Storage Daemon
man, Remote Man Server
mngsuite - Management Suite Remote Control
WebDav Source Port
WebCT e-learning portal
Hydranode - edonkey2000 telnet control port
Urchin Web Analytics
Webmin - web based Linux admin tool
Octopus Multiplexer - CROMP protocol primary port, hoople.org
NetIQ Endpoint
NetIQ Endpoint
NetIQ Qcheck
NetIQ Qcheck
NetIQ Endpoint
NetIQ Endpoint
NetIQ VoIP Assessor
NetIQ VoIP Assessor
SWAT 4 Dedicated Server
Savage:Battle for Newerth Server Hosting
Blood Quest Online Server
OpenPGP HTTP Keyserver
IPStor Server management communication
LogMeIn Hamachi (VPN tunnel software;also port 32976)
Symantec NetBackup - bprd (formerly VERITAS)
Symantec NetBackup - bpdbm (formerly VERITAS)
Symantec Network Utility - vnet (formerly VERITAS)
Symantec NetBackup - bpcd (formerly VERITAS)
Symantec VOPIED protocol (formerly VERITAS)
Battlefield 1942 and mods
Battlefield Vietnam and mods
Mac OS X Server performance cache for HTTP[5]
Iron Mountain Digital - online backup
Battlefield 2 and mods
Panda Software AdminSecure Communication Agent
4D database Client Server Communication
Usermin - web based user tool
Symantec i3 Web GUI server
WibuKey - default port for WibuKey Network Server of WIBU-SYSTEMS AG
CodeMeter - default port for CodeMeter Server of WIBU-SYSTEMS AG
binkp - Fidonet mail transfers over TCP/IP
Synergy: keyboard/mouse sharing software
StepMania: Online: Dance Dance Revolution Simulator
id Software's Quake server,
CCP's EVE Online Online gaming MMORPG,
(through 27006) id Software's QuakeWorld master server
Half-Life and its mods, such as Counter-Strike
Half-Life and its mods, such as Counter-Strike
Sub7's default port. Most script kiddies do not change the default port.
(through 27900) id Software's QuakeWorld
Kaillera server
(through 27901) Nintendo Wi-Fi Connection
(through 27910) id Software's Quake II master server
Nintendo Wi-Fi Connection
Call of Duty 2 Common Call of Duty 2 port - (PC Version)
(through 29901) Nintendo Wi-Fi Connection
Nintendo Wi-Fi Connection
Pokemon Netbattle
Multiplicity: keyboard/mouse/clipboard sharing software
Back Orifice - remote administration tool (often Trojan horse)
xc0r3 - xc0r3 security antivir port
ThoughtSignal - Server Communication Service (often Informational)
TetriNET ports (in order: IRC, game, and spectating)
MMTSG-mutualed over MMT (encrypted transmission)
Digital Video Recorder hardware
Counter Strike 2D multiplayer port (2D clone of popular CounterStrike computer game)
SafetyNET p
BACnet Building Automation and Control Networks