455
SWITCHA SWITCHB
Ether net 1 /1
vlan2 Ether net 1/ 1
vlan1 Ether net 1 /2
vlan2
Ether net 1/ 2
vlan1
Fig 16-1 Typical PIM-DM environment
The followings are the configurations of SwitchA and SwitchB.
(1) Configuration of SwitchA:
Switch (Config)#interface vlan 1
Switch(Config-If-Vlan1)# ip pim dense-mode
Switch(Config-If-Vlan1)#exit
Switch (Config)#interface vlan2
Switch(Config-If-Vlan1)# ip pim dense-mode
(2) Configuration of SwitchB:
Switch (Config)#interface vlan 1
Switch(Config-If-Vlan1)# ip pim dense-mode
Switch(Config-If-Vlan1)#exit
Switch (Config)#interface vlan 2
Switch(Config-If-Vlan1)# ip pim dense-mode
16.3.4 PIM-DM Troubleshooting Help
1. Monitor and Debug Commands
2. PIM-DM Troubleshooting Help

16.3.4.1 Monitor and Debug Commands

Command Explanation
Admin Mode
show ip pim mroute dm Display the PIM-DM packet forwarding entry
show ip pim neighbor Display PIM-DM neighbor information