Инструкции По Установке для 3com S7906E

1-31 

The SSM model is implemented based on some subsets of PIM-SM. Therefore, a router is PIM-SSM 

capable after you enable PIM-SM on it.  

When deploying a PIM-SM domain, you are recommended to enable PIM-SM on non-border interfaces 

of the routers.  

Follow these steps to enable PIM-SM globally in the public instance:  

To do... 

Use the command... 

Remarks 

Enter system view 

— 

Enable IP multicast routing 

multicast routing-enable 

Required 

Disable by default  

Enter interface view 

interface interface-type 
interface-number 

— 

Enable PIM-SM 

Required 

Disabled by default  

 

Follow these steps to enable PIM-SM in a VPN instance: 

To do... 

Use the command... 

Description  

Enter system view 

— 

Create a VPN instance and 
enter VPN instance view 

ip vpn-instance 
vpn-instance-name 

— 

Configure a route-distinguisher  

(RD) for the VPN instance  

route-distinguisher 
route-distinguisher 

Required 

No RD is configured by default.

Enable IP multicast routing 

Required 

Disabled by default  

Enter interface view 

interface interface-type 
interface-number 

— 

Enable PIM-SM 

pim sm 

Required  

Disabled by default 

 

All the interfaces in the same VPN instance on the same device must work in the same PIM mode.