IP组播-PIM-DM
实验需求:
1、配置IP地址
2、全网运行OSPF1 area0,通告用户和组播源的网段
3、在路由器连接PC的端口开启IGMPv2
4、在路由器之间互联的端口以及连接组播源的端口开
启PIM-DM
5、PC加组
6、验证:
(1)PIM邻居关系
(2)在路由器上验证(S,G)表项
具体配置:
1、配置IP地址
R1:
[RI] interface GigabitEthernet0/0/0
[RI-GigabitEthernet0/0/0] ip address 10.1.1.254 24
[RI] interface GigabitEthernet0/0/1
[RI-GigabitEthernet0/0/1] ip address 10.1.12.1 24
R2:
[R2] interface GigabitEthernet0/0/0
[R2-GigabitEthernet0/0/0] ip address 10.1.23.2 24
[R2] interface GigabitEthernet0/0/1
[R2-GigabitEthernet0/0/1] ip address 10.1.12.2 24
[R2] interface GigabitEthernet0/0/2
[R2-GigabitEthernet0/0/2] ip address 10.1.24.2 24
R3:
[R3] interface GigabitEthernet0/0/0
[R3-GigabitEthernet0/0/0] ip address 10.1.23.3 24
[R3]interface GigabitEthernet0/0/1
[R3-GigabitEthernet0/0/1] ip address 10.1.34.3 24
[R3] interface GigabitEthernet0/0/2
[R3-GigabitEthernet0/0/2] ip address 192.168.2.254 24
R4:
[R4] interface GigabitEthernet0/0/0
[R4-GigabitEthernet0/0/0] ip address 10.1.24.4 24
[R4] interface GigabitEthernet0/0/1
[R4-GigabitEthernet0/0/1] ip address 10.1.34.4 24
[R4]interface GigabitEthernet0/0/2
[R4-GigabitEthernet0/0/2] ip address 10.1.45.4 24
R5:
[R5] interface GigabitEthernet0/0/0
[R5-GigabitEthernet0/0/0] ip address 10.1.45.5 24
[R5] interface GigabitEthernet0/0/1
[R5-GigabitEthernet0/0/0] ip address 192.168.1.254 24
检查接口配置现象:display ip int brief ,每台路由器都要根据此方式进行检查!!
- 全网运行OSPF1 area0,通告用户和组播源的网段
R1:
ospf 1 router-id 1.1.1.1
area 0.0.0.0
network 10.1.1.254 0.0.0.0
network 10.1.12.1 0.0.0.0
R2:
ospf 1 router-id 2.2.2.2
area 0.0.0.0
network 10.1.12.2 0.0.0.0
network 10.1.23.2 0.0.0.0
network 10.1.24.2 0.0.0.0
R3:
ospf 1 router-id 3.3.3.3
area 0.0.0.0
network 10.1.23.3 0.0.0.0
network 10.1.34.3 0.0.0.0
network 192.168.2.254 0.0.0.0
R4:
ospf 1 router-id 4.4.4.4
area 0.0.0.0
network 10.1.24.4 0.0.0.0
network 10.1.34.4 0.0.0.0
network 10.1.45.4 0.0.0.0
R5:
ospf 1 router-id 5.5.5.5
area 0.0.0.0
network 10.1.45.5 0.0.0.0
network 192.168.1.254 0.0.0.0
下面以R2和R4为例来检查ospf的邻居:display ospf peer brief ,然后每台路由器都要按照此方式进行检查!!
可以看出邻居都显示出来了
R3:
[R3]multicast routing-enable
[R3]interface g0/0/2
[R3-GigabitEthernet0/0/2]igmp enable
R5:
[R5]multicast routing-enable
[R5]interface g0/0/1
[R5-GigabitEthernet0/0/1]igmp enable
4、在路由器之间互联的端口以及连接组播源的端口开
启PIM-DM
R1:
[RI] multicast routing-enable
[RI] interface g0/0/0
[RI-GigabitEthernet0/0/0] pim dm
[RI] interface g0/0/1
[RI-GigabitEthernet0/0/1] pim dm
R2:
[R2]multicast routing-enable
[R2]interface g0/0/0
[R2-GigabitEthernet0/0/0] pim dm
[R2]interface g0/0/1
[R2-GigabitEthernet0/0/1] pim dm
[R2]interface g0/0/2
[R2-GigabitEthernet0/0/2] pim dm
R3:
[R3]interface g0/0/0
[R3-GigabitEthernet0/0/0] pim dm
[R3]interface g0/0/1
[R3-GigabitEthernet0/0/1] pim dm
R4:
[R4]multicast routing-enable
[R4]interface g0/0/0
[R4-GigabitEthernet0/0/0] pim dm
[R4]interface g0/0/1
[R4-GigabitEthernet0/0/1] pim dm
[R4]interface g0/0/2
[R4-GigabitEthernet0/0/2] pim dm
R5:
[R5]interface g0/0/0
[R5-GigabitEthernet0/0/0] pim dm
5、PC加组
检查加组情况:display igmp routing-table,以R5为例,可以看到有了,并且有出接口。
6、验证:
(1)PIM邻居关系
我们以R2为例检查的命令:display pim neighbor,可以看到R2的确有三个pim另据。
(2)在路由器上验证(S,G)表项
在R1上检查现象:display pim routing-table
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