multicast problem
top:
4506------10.44.1.10
|
10.44.20.10---7604-----7606
|
6509--------10.44.50.35
trouble description:
1) 10.44.50.35 can access 10.44.20.10ï¼
2) 10.44.50.35 can not access 10.44.1.10ã
remark:
1) 10.44.50.35 can ping 10.44.20.10 and 10.44.50.35, router or switch have not access-listã
2) multicast protocol is dense-mode;
3) pim neighbor is okï¼
4) show ip mroute infomationï¼
4506#show ip mroute 234.1.2.3
(10.44.1.10, 234.1.2.3), 00:00:05/00:02:54, flags: PT
Incoming interface: GigabitEthernet3/10, RPF nbr 10.44.222.3, RPF-MFD
Outgoing interface list:
GigabitEthernet3/1, Forward/Dense, 00:00:27/00:02:32 //connect 7606
7606#show ip mroute 234.1.2.3
(10.44.1.10, 234.1.2.3), 00:00:05/00:02:54, flags: PT
Incoming interface: null0, RPF nbr 0.0.0.0, RPF-MFD
Outgoing interface list:
GigabitEthernet5/1, Forward/Dense, 00:00:27/00:02:32 //connect 4506
GigabitEthernet5/2, Forward/Dense, 00:00:27/00:02:32 //connect 7604
GigabitEthernet5/3, Forward/Dense, 00:00:27/00:02:32 //connect 6509
7606#show ip mroute 234.5.6.7
(10.44.20.10, 234.5.6.7), 4w0d/00:02:54, flags: PT
Incoming interface: GigabitEthernet5/2, RPF nbr 0.0.0.0, RPF-MFD
Outgoing interface list:
GigabitEthernet5/1, Forward/Dense, 00:02:18/00:00:41
GigabitEthernet5/3, Forward/Dense, 00:02:18/00:00:41
6509#show ip mroute 234.1.2.3
6509#show ip mroute 234.5.6.7
(10.44.20.10, 234.5.6.7), 4w0d/00:02:54, flags: PT
Incoming interface: GigabitEthernet1/1, RPF nbr 0.0.0.0, RPF-MFD //connect 7606
Outgoing interface list:
Vlan10, Forward/Dense, 00:02:18/00:00:41
Vlan100, Forward/Dense, 00:02:18/00:00:41
problemï¼
1) 7606 show ip mroute 234.1.2.3 incoming interface is null0ï¼
2) 6509 have not 234.1.2.3 multicast infomationã