| Infodoc ID |
|
Synopsis |
|
Date |
| 2187 |
|
Common networking port number assignments |
|
3 Apr 1996 |
Certain sets of port numbers are universally assigned for common networking
applications. This is needed so that a remote host knows which port to
communicate with for what service.
Following is a table of some of the common assignments.
Common Assignments
------------------
RPC performs this function dynamically via the portmapper.
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Port No. Service Name Service Description
-------- ------------ -------------------
0-4 . Reserved/Unassigned
5 RJE Remote Job Entry
7 ECHO Echo
9 DISCARD Discard
11 USERS Active Users
13 DAYTIME Daytime
15 NETSTAT Who is up or netstat
17 QUOTE Quote of the day
19 CHARGEN Character Generator
20 FTP-DATA File Transfer Protocol (Data)
21 FTP File Transfer Protocol
23 TELNET Terminal Connection
25 SMTP Simple Mail Transport Protocol
37 TIME Time
39 RLP Resource Location Protocol
42 NAMESERVER Host Name Server
43 NICNAME Who is ...
53 DOMAIN Domain Name Server
67 BOOTPS Bootstrap Protocol Server
68 BOOTPC Bootstrap Protocol Client
69 TFTP Trivial File Transfer Protocol
79 FINGER Finger
101 HOSTNAME NIC Host Name Server
102 ISO-TSAP ISO-TSAP
111 SUNRPC Sun RPC Portmapper
113 AUTH Authentication Service, Security
117 UUCP-PATH UUCP Path Service
123 NTP Network Time Protocol
144 NeWS Sun Microsystem's Postscript Windows
161 SNMP Simple Network Management Protocol
520 RIP Routing Information Protocol
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