Appendix 4. Abbreviations
AP4-17
Reference-1) List of Port Numbers
Port
No.
tcp/udp Service Descriptions
0 tcp/udp # Reserved
1 tcp/udp tcpmux
TCP Port Service
Multiplexer
2 tcp/udp compressnet Management Utility
3 tcp/udp compressnet Compression Process
4 tcp/udp # Unassigned
5 tcp/udp rje Remote Job Entry
6 tcp/udp # Unassigned
7 tcp/udp echo Echo
8 tcp/udp # Unassigned
9 tcp/udp discard Discard
10 tcp/udp # Unassigned
11 tcp/udp systat Active Users
12 tcp/udp # Unassigned
13 tcp/udp daytime Daytime (RFC 867)
14 tcp/udp # Unassigned
15 tcp # Unassigned [was netstat]
15 udp # Unassigned
16 tcp/udp # Unassigned
17 tcp/udp qotd Quote of the Day
18 tcp/udp msp Message Send Protocol
19 tcp/udp chargen Character Generator
20 tcp/udp ftp-data
File Transfer [Default
Data]
21 tcp/udp ftp File Transfer [Control]
22 tcp/udp ssh
SSH Remote Login
Protocol
23 tcp/udp telnet Telnet
24 tcp/udp # any private mail system
25 tcp/udp smtp Simple Mail Transfer
26 tcp/udp # Unassigned
27 tcp/udp nsw-fe NSW User System FE
28 tcp/udp # Unassigned
29 tcp/udp msg-icp MSG ICP
30 tcp/udp # Unassigned
31 tcp/udp msg-auth MSG Authentication
32 tcp/udp # Unassigned
33 tcp/udp dsp Display Support Protocol
34 tcp/udp # Unassigned
35 tcp/udp #
any private printer
server
36 tcp/udp # Unassigned
37 tcp/udp time Time
38 tcp/udp rap Route Access Protocol
39 tcp/udp rlp
Resource Location
Protocol
40 tcp/udp # Unassigned
41 tcp/udp graphics Graphics
42 udp name Host Name Server
42 tcp/udp nameserver Host Name Server
43 tcp/udp nicname Who Is
44 tcp/udp mpm-flags MPM FLAGS Protocol
45 tcp/udp mpm
Message Processing
Module [recv]
46 tcp/udp mpm-snd MPM [default send]
47 tcp/udp ni-ftp NI FTP
48 tcp/udp auditd Digital Audit Daemon
49 tcp/udp tacacs
Login Host Protocol
(TACACS)
50 tcp/udp re-mail-ck
Remote Mail Checking
Protocol
51 tcp/udp la-maint
IMP Logical Address
Maintenance
52 tcp/udp xns-time XNS Time Protocol
53 tcp/udp domain Domain Name Server
54 tcp/udp xns-ch XNS Clearinghouse
55 tcp/udp isi-gl ISI Graphics Language
56 tcp/udp xns-auth XNS Authentication
57 tcp/udp #
any private terminal
access
58 tcp/udp xns-mail XNS Mail
59 tcp/udp # any private file service
60 tcp/udp # Unassigned
61 tcp/udp ni-mail NI MAIL
62 tcp/udp acas ACA Services
63 tcp/udp whois++ whois++
64 tcp/udp covia
Communications
Integrator (CI)
65 tcp/udp tacacs-ds
TACACS-Database
Service
66 tcp/udp sql*net Oracle SQL*NET
67 tcp/udp bootps
Bootstrap Protocol
Server
68 tcp/udp bootpc Bootstrap Protocol Client
69 tcp/udp tftp Trivial File Transfer