179
MSDP Peer Brief Information
Configured Up Listen Connect Shutdown Down
1 1 0 0 0 0
Peer's Address State Up/Down time AS SA Count Reset Count
1.1.1.1 Up 00:10:18 ? 0 0
To display the PIM routing information on the switches, use the display pim routing-table command.
When Source 1 10.110 . 5 .10 0 / 24 s e n d s m u l t i c a s t d a t a t o m u l t i c a s t g r o u p G 2 2 5 .1.1.1, H o s t A j o i n s
multicast group G. By comparing the PIM routing information displayed on Switch B with that displayed
on Switch D, you can see that Switch B acts now as the RP for Source 1 and Host A.
# Display PIM routing information on Switch B.
[SwitchB] display pim routing-table
Total 1 (*, G) entry; 1 (S, G) entry
(*, 225.1.1.1)
RP: 10.1.1.1 (local)
Protocol: pim-sm, Flag: WC
UpTime: 00:15:04
Upstream interface: Register
Upstream neighbor: NULL
RPF prime neighbor: NULL
Downstream interface(s) information:
Total number of downstreams: 1
1: Vlan-interface100
Protocol: igmp, UpTime: 00:15:04, Expires: -
(10.110.5.100, 225.1.1.1)
RP: 10.1.1.1 (local)
Protocol: pim-sm, Flag: SPT 2MSDP ACT
UpTime: 00:46:28
Upstream interface: Vlan-interface103
Upstream neighbor: 10.110.2.2
RPF prime neighbor: 10.110.2.2
Downstream interface(s) information:
Total number of downstreams: 1
1: Vlan-interface100
Protocol: pim-sm, UpTime: - , Expires: -
# Display PIM routing information on Switch D.
[SwitchD] display pim routing-table
No information is output on Switch D.
Host A has left multicast group G. Source 1 has stopped sending multicast data to multicast group G.
When Source 2 10.110.6.100/24 sends multicast data to G, Host B joins G. By comparing the PIM
routing information displayed on Switch B with that displayed on Switch D, you can see that Switch D acts
now as the RP for Source 2 and Host B.
# Display PIM routing information on Switch B.
[SwitchB] display pim routing-table
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