137
Figure 47 Network diagram
Table 11 Interface and IP address assignment
Router A GE1/0/1 192.168.1.1/24 Router D GE1/0/1 192.168.3.1/24
Router A GE1/0/2 10.110.1.1/24 Router D GE1/0/2 192.168.4.1/24
Router B GE1/0/1 192.168.2.1/24 Router D GE1/0/3 10.110.3.2/24
Router B GE1/0/2 10.110.1.2/24 Source 1 — 192.168.1.100/24
Router B GE1/0/3 10.110.2.1/24 Source 2 — 192.168.4.100/24
Router C GE1/0/1 10.110.2.2/24 Receiver 1 — 192.168.2.100/24
Router C GE1/0/2 10.110.3.1/24 Receiver 2 — 192.168.3.100/24
Router C Loop0 1.1.1.1/32
Configuration procedure
1. Assign an IP address and subnet mask to each interface, as shown in Figure 47. (Details not
shown.)
2. Configure OSPF on the routers in the BIDIR-PIM domain. (Details not shown.)
3. Enable IP multicast routing, PIM-SM, BIDIR-PIM, and IGMP:
# On Router A, enable IP multicast routing, enable PIM-SM on each interface, and enable
BIDIR-PIM.
<RouterA> system-view
[RouterA] multicast routing
[RouterA-mrib] quit
[RouterA] interface gigabitethernet 1/0/1
[RouterA-GigabitEthernet1/0/1] pim sm
[RouterA-GigabitEthernet1/0/1] quit
[RouterA] interface gigabitethernet 1/0/2
[RouterA-GigabitEthernet1/0/2] pim sm
[RouterA-GigabitEthernet1/0/2] quit
[RouterA] pim
[RouterA-pim] bidir-pim enable
BIDIR-PIM
Source 1 Source 2
Host A
Receiver 1
Router A
GE1/0/2
GE1/0/2
GE1/0/3 GE1/0/1
GE1/0/2
GE1/0/3
GE1/0/1
GE1/0/1
GE1/0/1
GE1/0/2
Router D
Router C
Router B
Host B
Receiver 2
Loop0