159
Device Interface IP address
Switch E VLAN-interface 104 10.110.4.2/24
Configuration procedure
1. Assign an IP address and subnet mask to each interface according to Figure 54. (Details not
shown.)
2. Configure OSPF on the switches to meet the following requirements: (Details not shown.)
{ The switches are interoperable at the network layer.
{ The switches can dynamically update routing information.
3. Enable IP multicast routing, IGMP, and PIM-SM:
# On Switch B, enable IP multicast routing.
<SwitchB> system-view
[SwitchB] multicast routing
[SwitchB-mrib] quit
# Enable IGMP on VLAN-interface 100 (the interface that connects to the receiver host).
[SwitchB] interface vlan-interface 100
[SwitchB-Vlan-interface100] igmp enable
[SwitchB-Vlan-interface100] quit
# Enable PIM-SM on the other interfaces.
[SwitchB] interface vlan-interface 103
[SwitchB-Vlan-interface103] pim sm
[SwitchB-Vlan-interface103] quit
[SwitchB] interface Vlan-interface 101
[SwitchB-Vlan-interface101] pim sm
[SwitchB-Vlan-interface101] quit
[SwitchB] interface loopback 0
[SwitchB-LoopBack0] pim sm
[SwitchB-LoopBack0] quit
[SwitchB] interface loopback 10
[SwitchB-LoopBack10] pim sm
[SwitchB-LoopBack10] quit
[SwitchB] interface loopback 20
[SwitchB-LoopBack20] pim sm
[SwitchB-LoopBack20] quit
# Enable IP multicast routing, IGMP, and PIM-SM on Switch A, Switch C, Switch D, and Switch E
in the same way Switch B is configured. (Details not shown.)
4. Configure C-BSRs and C-RPs:
# Configure Loopback 10 as a C-BSR and Loopback 20 as a C-RP on Switch B.
[SwitchB] pim
[SwitchB-pim] c-bsr 3.3.3.3
[SwitchB-pim] c-rp 10.1.1.1
[SwitchB-pim] quit
# Configure a C-BSR and a C-RP on Switch D in the same way Switch B is configured. (Details not
shown.)
5. Configure MSDP peers:
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