组播只有只有共享树没有源树

igp 配置ospf

起3层pim sm模式，

最后一跳设备上，有一组组播组（225.1.1.0组）只有共享树，取不到组播流。 最后一跳设备为cisco

倒数第二跳设备为h3c

以下为h3c

<H3C>dis multicast routing-table | in 225

 00001. (192.168.3.217, 225.1.1.71)

 00002. (192.168.3.217, 225.1.1.72)

00003. (192.168.3.217, 225.1.1.73)

 00004. (192.168.3.217, 225.1.1.75)

00005. (192.168.2.110, 225.1.1.95)

00006. (192.168.2.100, 225.1.1.101)

 00007. (192.168.2.100, 225.1.1.102)

最后一条cisco设备 组播表

(*, 225.1.1.101), 23:56:26/00:02:54, RP 10.10.10.10, flags: SJC 

225组播只有上面1条

239组播看起来正常，如下

(*, 239.1.1.103), 1d00h/stopped, RP 10.10.10.10, flags: SJC

(192.165.52.141, 239.1.1.103), 1d00h/00:01:06, flags: JT

(*, 239.1.1.101), 1d00h/stopped, RP 10.10.10.10, flags: SJC

 (192.165.52.150, 239.1.1.101), 1d00h/00:01:07, flags: JT

h3c 接口配置

interface GigabitEthernet3/0/17

 port link-mode route

 igmp enable

 pim sm

 port link-aggregation group 2

interface Route-Aggregation2

ip address 10.247.0.10 255.255.255.252

 igmp enable

 pim sm

#

cisco 配置

interface Port-channel2

ip address 10.247.0.9 255.255.255.252

 ip pim sparse-mode

end

interface GigabitEthernet3/47

 no ip address

 channel-group 2 mode on

<H3C>dis multicast routing-table | include 239 00139. (192.168.1.47, 239.0.0.162) 00140. (192.168.1.47, 239.0.0.163)