Users Guide

Table Of Contents
Timers: Uptime/Expires
Interface state: Interface, next-Hop, State/Mode
(*, 225.1.1.1), uptime 13:08:24, expires 00:00:12, RP 171.1.1.1, flags:
SCJ
Incoming interface: vlan105, RPF neighbor 3.1.1.1
Outgoing interface list:
vlan121 Forward/Sparse 13:07:53/Never
(101.1.1.10, 225.1.1.1), uptime 13:07:51, expires 00:06:09, flags: T
Incoming interface: vlan103, RPF neighbor 2.1.1.1
Outgoing interface list:
vlan121 Forward/Sparse 13:07:50/Never
Supported
Releases
10.4.3.0 or later
show ip rpf
Displays reverse path forwarding (RPF) information.
Syntax
show ip rpf [vrf vrf-name] [summary]
Parameters
vrf vrf-nameEnter the keyword vrf, then the name of the VRF.
summaryRPF summary.
Default None
Command Mode EXEC
Usage
Information
PIM uses unicast routing to check the multicast source reachability. PIM examines the distance of each
route. The route with the shortest distance is the one that PIM selects for reachability.
Example
OS10# show ip rpf
RPF information for 101.1.1.10
RPF interface: vlan103
RPF neighbor: 2.1.1.1
RPF route/mask: 101.1.1.0/255.255.255.0
RPF type: Unicast
RPF information for 171.1.1.1
RPF interface: vlan105
RPF neighbor: 3.1.1.1
RPF route/mask: 171.1.1.0/255.255.255.0
RPF type: Unicast
Supported
Releases
10.4.3.0 or later
1066 Multicast