Connectivity Guide

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LHR(conf-if-eth1/1/29)# exit

LHR(config)#

LHR(config)# ip pim rp-address 192.168.1.25 group-address 224.0.0.0/4

LHR(config)# end

LHR(config)# interface vlan 2001

LHR(conf-if-vl-2001)# no shutdown

LHR(conf-if-vl-2001)# ip address 15.1.1.1/24

LHR(conf-if-vl-2001)# ip pim sparse-mode

LHR(conf-if-vl-2001)# ip ospf 1 area 0

LHR(conf-if-vl-2001)# exit

LHR(config)#

LHR(config)# interface ethernet 1/1/38

LHR(conf-if-eth1/1/38)# switchport mode trunk

LHR(conf-if-eth1/1/38)# no switchport access vlan

LHR(conf-if-eth1/1/38)# switchport trunk allowed vlan 2001

LHR(conf-if-eth1/1/38)# exit

LHR# configure terminal

LHR(config)# router ospf 1

LHR(config-router-ospf-1)# end

The show ip pim interface command displays the PIM-enabled interfaces in LHR.

LHR# show ip pim interface

Address Interface Ver/Mode Nbr Count Query Intvl DR Prio

------------------------------------------------------------------------------------------------

-------------

2.2.2.1 ethernet1/1/1 v2/S 1 30 1

2.2.2.2

1.1.1.1 ethernet1/1/26:1 v2/S 1 30 1

1.1.1.2

15.1.1.1 vlan2001 v2/S 0 30 1

15.1.1.1

The show ip pim neighbor command displays the PIM neighbor of LHR and the interface to reach the neighbor.

LHR# show ip pim neighbor

Neighbor Address Interface Uptime/Expires Ver DR Prio/Mode

----------------------------------------------------------------------------------------------

2.2.2.2 ethernet1/1/17 00:02:58/00:01:24 v2 1 / DR S

1.1.1.2 ethernet1/1/29 00:07:49/00:01:31 v2 1 / DR S

LHR# show ip pim rp mapping

Group(s) : 224.0.0.0/4, Static

RP : 192.168.1.25, v2

The following show command output examples display the PIM states across all nodes after IGMP join and multicast trac is received.

PIM states in FHR node

The show ip pim tib command output displays the PIM tree information base (TIB).

FHR# show ip pim tib

PIM Multicast Routing Table

Flags: S - Sparse, C - Connected, L - Local, P - Pruned,

R - RP-bit set, F - Register Flag, T - SPT-bit set, J - Join SPT,

K - Ack-Pending state

Timers: Uptime/Expires

Interface state: Interface, next-Hop, State/Mode

(22.1.1.10, 224.1.1.1), uptime 00:02:20, expires 00:01:09, flags: T

Incoming interface: ethernet1/1/48, RPF neighbor 0.0.0.0

Outgoing interface list:

ethernet1/1/17 Forward/Sparse 00:00:19/00:03:10

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Multicast