Common Port Encyclopedia

1 Tcpmux TCP Port Service multiplexer Transmission Control Protocol Port services multiplex switch Selector

2 compressnet Management Utility compressnet Management Utility

3 compressnet Compression Process compression processes

5 rje Remote Job Entry logon

7 Echo Echo Echoes

9 Discard Discard Discarded

One Systat Active users online users

Daytime daytime Time

QOTD Quote of the day daily reference

The MSP message send Protocol Messaging protocol

Chargen Character Generator Character Generator

Ftp-data file Transfer [default data] File Transfer Protocol (defaults port)

FTP file Transfer [Control] File Transfer Protocol (controls)

SSH ssh remote login Protocol SSH remote login protocol

Telnet Telnet terminal emulation protocol

24? Any private mail system reserved for personal mail systems

The SMTP Simple Mail Transfer easy mail Delivery protocol

NSW-FE NSW user System FE NSW site engineer

MSG-ICP msg ICP MSG ICP

Msg-auth MSG Authentication MSG Verification

DSP display Support Protocol Show support protocol

35? Any private printer server reserved for personal printer services

Panax Notoginseng Time

Rap Route Access Protocol Routing Access Protocol

RLP Resource Location Protocol Resource Location Protocol

Graphics Graphics Graphics

NameServer WINS host name Server wins hostname service

Nicname who is "nicknamed" Who Service

Mpm-flags MPM Flags Protocol MPM (Message processing module) flag protocol

MPM Message processing module [RECV] messaging modules

MPM-SND MPM [Default send] message processing module (defaults to port)

Ni-ftp ni ftp-ni ftp

AUDITD Digital Audit Daemon Digital Audio Background service

TACACS Login Host Protocol (TACACS) tacacs Login Hosting protocol

Re-mail-ck Remote Mail Checking Protocol long-distance message checking protocol

Wuyi la-maint imp Logical Address Maintenance Imp (interface information processing machine) logical addresses maintenance

Xns-time xns time Protocol Xerox Network Service System protocol

Domain domain name server name servers

Xns-ch XNS Clearinghouse Xerox Network Service system Bill Exchange

ISI-GL ISI Graphics Language ISI graphic language

Xns-auth XNS Authentication Xerox Network Service System verification

57? Any private terminal access reserves the personal use of terminal access

Xns-mail XNS Mail Xerox Network Service System Email

59? Any private file service reserves personal files Services

60? Unassigned Not defined

Ni-mail ni mail ni mail?

Acas ACA Services Asynchronous communication Adapter service

whois+ whois+ whois+

Covia Communications Integrator (CI) communication interface