Cisco ROUTER-SDM-CD User Manual page 859

Chapter 40 More About....
UDP Service Port Number
netbios-ns 137
netbios-ss 139
ntp 123
pim-auto-rp 496
rip 520
snmp 161
snmptrap 162
sunrpc 111
syslog 514
tacacs 49
talk 517
tftp 69
time 37
who 513
xdmcp 177
non500-isak 4500
mp
OL-4015-12
Description
NetBios name service
NetBios session service
Network Time Protocol. TCP protocol that ensures accurate local
timekeeping with reference to radio and atomic clocks located on the
Internet.
Protocol Independent Multicast, reverse path flooding, dense mode
Routing Information Protocol. A protocol used to exchange route
information between routers.
Simple Network Management Protocol. A protocol used to monitor and
control network devices.
SNMP trap. A system management notification of some event that
occurred on the remotely managed system.
SUN Remote Procedure Call. RPCs are procedure calls that are built or
specified by clients and executed on servers, with the results returned
over the network to the client.
System log service.
Terminal Access Controller Access Control System. Authentication
protocol that provides remote access authentication and related services,
such as logging.
Talk. A protocol originally intended for communication between
teletype terminals, but now a rendezvous port from which a TCP
connection can be established.
Trivial File Transfer Protocol. Simplified version of FTP that allows
files to be transferred between network nodes.
Time.
Port to databases showing who is logged in to machines on a local net
and the load average of the machine
X-Display Manager Client Protocol. A protocol used for
communications between X-Displays (clients) and X Display Managers.
Internet Security Association and Key Management Protocol. This
keyword is used when NAT-traversal port floating is required.
Cisco Router and Security Device Manager 2.5 User's Guide
Services and Ports
40-9