35
Figure 13 Network diagram
Configuration procedure
1. Assign an IP address and subnet mask to each interface, as shown in Figure 13. (Details not
shown.)
2. Configure Router A:
# Enable IP multicast routing.
<RouterA> system-view
[RouterA] multicast routing
[RouterA-mrib] quit
# Enable IGMP on GigabitEthernet 1/0/1.
[RouterA] interface gigabitethernet 1/0/1
[RouterA-GigabitEthernet1/0/1] igmp enable
[RouterA-GigabitEthernet1/0/1] quit
# Enable PIM-DM on GigabitEthernet 1/0/2.
[RouterA] interface gigabitethernet 1/0/2
[RouterA-GigabitEthernet1/0/2] pim dm
[RouterA-GigabitEthernet1/0/2] quit
3. Configure Switch A:
# Enable IGMP snooping globally.
<SwitchA> system-view
[SwitchA] igmp-snooping
[SwitchA-igmp-snooping] quit
# Create VLAN 100, and assign GigabitEthernet 1/0/1 through GigabitEthernet 1/0/3 to the
VLAN.
[SwitchA] vlan 100
[SwitchA-vlan100] port gigabitethernet 1/0/1 to gigabitethernet 1/0/3
# Enable IGMP snooping for VLAN 100.
[SwitchA-vlan100] igmp-snooping enable
Source
1.1.1.1/24
Router A
IGMP querier
GE1/0/1
10.1.1.1/24
Switch A
Switch B
Switch C
GE1/0/1
GE1/0/2
GE1/0/3
GE1/0/1
GE1/0/2
GE1/0/1
GE1/0/2
GE1/0/3
GE1/0/4
GE1/0/5
Host A
Receiver
Host B
Host C
Receiver
VLAN 100
GE1/0/2
1.1.1.2/24