Document No. 10-300077, Issue 2 12-17
Configuring IP Routing
Examples To send all SNMP packets to supervisor module for slow pat h routing, en ter
the following command:
ip short-lived udp 161
To send all BOOTP and DHCP packets to the supervisor for slow path
routing, enter the following command:
ip short-lived udp 67
ip short-lived udp 68
Disabling a Short-Lived IP Protocol Filter
Overview If you disable a filter for a short-lived IP protocol , the swit ch uses eithe r the
fast in band routing engine (FIRE) path or the fast out of band routing
engine (FORE) path to route packets of the protocol. For information abou t
the FIRE and FORE paths, see “Routing Overview” in Chapter 1,
Introduction.”.
CLI Command To disable the filter for a short-lived IP protocol, enter Global Configuration
mode and use the following command:
(configure)# no ip short-lived {tcp | udp} <port>
Table 12-3. Keywords, Arguments, and Options
Keyword, Argument, or
Option Definition
{tcp | udp} Enter tcp if the protocol that you want to filter
uses a TCP port.
Enter udp if the protocol that you want to
filter uses a UDP port.
<port> The TCP or UDP port number that the
protocol uses. Enter a port number from 0
through 65535.