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D-2
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Appendix D Common Port Assignments
77 – Any private RJE service
79 FINGER Finger
95 SUPDUP SUPDUP Protocol
101 HOST NAME Network interface card (NIC)
hostname server
102 ISO-TSAP ISO-Transport Service Access Point
(
TSAP)
103 X400 X400
104 X400-SND X400-SND
111 SUNRPC Sun Microsystems Remote
Procedure Call
113 AUTH Authentication service
117 UUCP-PATH UNIX-to-UNIX Copy Protocol
(UUCP) Path Service
119 NNTP Usenet Network News Transfer
Protocol
123 NTP Network Time Protocol
126 SNMP Simple Network Management
Protocol
137 NETBIOS-NS NetBIOS name service
138 NETBIOS-DGM NetBIOS datagram service
139 NETBIOS-SSN NetBIOS session service
161 SNMP Simple Network Management
Protocol
162 SNMP-TRAP Simple Network Management
Protocol traps
512 rexec UNIX remote execution (control)
513 TCP—rlogin
UDP—rwho
TCP—UNIX remote login
UDP—UNIX broadcast name
service
514 TCP—rsh
UDP—syslog
TCP—UNIX remote shell
UDP—system log
515 Printer UNIX line printer remote spooling
520 RIP Routing Information Protocol
525 Timed Time server
Table D-1 Currently Assigned TCP and UDP Port Numbers (continued)
Port Keyword Description