R3102-R3103-HP 6600/HSR6600 Routers IP Multicast Configuration Guide

Table Of Contents
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2. Enable OSPF on the routers in the PIM-DM domain to make sure they are interoperable at the
network layer and they can dynamically update their routing information. (Details not shown.)
3. Enable IP multicast routing, and enable PIM-DM and IGMP:
# Enable IP multicast routing on Router B, enable PIM-DM on each interface, and enable IGMP on
GigabitEthernet 2/0/1.
<RouterB> system-view
[RouterB] multicast routing-enable
[RouterB] interface gigabitethernet 2/0/1
[RouterB-GigabitEthernet2/0/1] igmp enable
[RouterB-GigabitEthernet2/0/1] pim dm
[RouterB-GigabitEthernet2/0/1] quit
[RouterB] interface gigabitethernet 2/0/2
[RouterB-GigabitEthernet2/0/2] pim dm
[RouterB-GigabitEthernet2/0/2] quit
[RouterB] interface gigabitethernet 2/0/3
[RouterB-GigabitEthernet2/0/3] pim dm
[RouterB-GigabitEthernet2/0/3] quit
# Enable IP multicast routing on Router A, and enable PIM-DM on each interface.
<RouterA> system-view
[RouterA] multicast routing-enable
[RouterA] interface gigabitethernet 2/0/1
[RouterA-GigabitEthernet2/0/1] pim dm
[RouterA-GigabitEthernet2/0/1] quit
[RouterA] interface gigabitethernet 2/0/2
[RouterA-GigabitEthernet2/0/2] pim dm
[RouterA-GigabitEthernet2/0/2] quit
[RouterA] interface gigabitethernet 2/0/3
[RouterA-GigabitEthernet2/0/3] pim dm
[RouterA-GigabitEthernet2/0/3] quit
# Configure Router C in the same way as you configure Router A. (Details not shown.)
# Use the display multicast rpf-info command to view the RPF route to Source on Router B.
[RouterB] display multicast rpf-info 50.1.1.100
RPF information about source 50.1.1.100:
RPF interface: GigabitEthernet2/0/3, RPF neighbor: 30.1.1.2
Referenced route/mask: 50.1.1.0/24
Referenced route type: igp
Route selection rule: preference-preferred
Load splitting rule: disable
The output shows that the current RPF route on Router B is contributed by a unicast routing protocol
and the RPF neighbor is Router A.
4. Configure a static multicast route on Router B, specifying Router C as its RPF neighbor to Source.
[RouterB] ip rpf-route-static 50.1.1.100 24 20.1.1.2
5. Verify the configuration:
# Display information about the RPF route to Source on Router B.
[RouterB] display multicast rpf-info 50.1.1.100
RPF information about source 50.1.1.100:
RPF interface: GigabitEthernet2/0/2, RPF neighbor: 20.1.1.2