Users Guide

Table Of Contents
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
(*, 225.1.1.1), uptime 00:09:54, expires 00:00:00, RP 103.0.0.3, flags: S
Incoming interface: Null, RPF neighbor 0.0.0.0
Outgoing interface list:
vlan12 Forward/Sparse 00:09:54/00:02:35
(16.0.0.10, 225.1.1.1), uptime 00:00:34, expires 00:02:55, flags: FT
Incoming interface: ethernet1/1/32:1, RPF neighbor 0.0.0.0
Outgoing interface list:
vlan12 Forward/Sparse 00:00:34/00:02:55
The show ip pim mcache command output displays multicast route entries.
core# show ip pim mcache
PIM Multicast Routing Cache Table
(16.0.0.10, 225.1.1.1)
Incoming interface : ethernet1/1/32:1
Outgoing interface list :
vlan12
Sample conguration on AG1:
AG1# configure terminal
AG1(config)# ip multicast-routing
AG1 (config)# ip pim rp-address 103.0.0.3 group-address 224.0.0.0/4
AG1(config)# router ospf 100
AG1(config-router-ospf-100)# exit
AG1(config)# vlt-domain 255
AG1(conf-vlt-255)# backup destination 10.16.132.147
AG1(conf-vlt-255)# discovery-interface ethernet1/1/31:1,1/1/31:4
AG1(conf-vlt-255)# peer-routing
AG1(conf-vlt-255)# primary-priority 1
AG1(conf-vlt-255)# vlt-mac 00:00:00:11:11:11
AG1(conf-vlt-255)# exit
AG1(config)# interface ethernet 1/1/32:1
AG1(conf-if-eth1/1/32:1)# no shutdown
AG1(conf-if-eth1/1/32:1)# no switchport
AG1(conf-if-eth1/1/32:1)# ip address 16.0.0.1/24
AG1(conf-if-eth1/1/32:1)# flowcontrol receive off
AG1(conf-if-eth1/1/32:1)# ip pim sparse-mode
AG1(conf-if-eth1/1/32:1)# ip ospf 100 area 0.0.0.0
AG1(conf-if-eth1/1/32:1)# exit
AG1(config)# interface vlan 11
AG1(conf-if-vlan-11)# no shutdown
AG1(conf-if-vlan-11)# ip address 11.0.0.1/24
AG1(conf-if-vlan-11)# ip pim sparse-mode
AG1(conf-if-vlan-11)# ip pim dr-priority 1000
AG1(conf-if-vlan-11)# ip ospf 100 area 0.0.0.0
AG1(conf-if-vlan-11)# ip ospf cost 3000
AG1(conf-if-vlan-11)# exit
AG1(config)# interface vlan 12
AG1(conf-if-vlan-12)# no shutdown
AG1(conf-if-vlan-12)# ip address 12.0.0.1/24
AG1(conf-if-vlan-12)# ip pim sparse-mode
AG1(conf-if-vlan-12)# ip pim dr-priority 10
AG1(conf-if-vlan-12)# ip ospf 100 area 0.0.0.0
756
Multicast