3com 5500-ei pwr Installation Instruction

 

10 

PIM-SM uses exactly the same assert mechanism as PIM-DM does. Refer to 

With PIM-DM enabled, a router sends hello messages periodically to discover PIM neighbors and 

processes messages from PIM neighbors. When deploying a PIM-DM domain, you are recommended 

to enable PIM-DM on all interfaces of non-border routers.  

Follow these steps to enable PIM-DM: 

To do... 

Use the command... 

Enter system view 

— 

Enable multicast routing  

Required 

Disabled by default 

Enter interface view 

interface interface-type 
interface-number 

— 

Enable PIM-DM 

pim dm 

Required 

Disabled by default  

 

Complete the following tasks to configure PIM-SM: 

Required 

Configuring an RP 

Required 

Optional 

Optional 

Disabling RPT-to-SPT Switchover 

Optional 

 

With PIM-SM enabled, a router sends hello messages periodically to discover PIM neighbors and 

processes messages from PIM neighbors. When deploying a PIM-SM domain, you are recommended 

to enable PIM-SM on all interfaces of non-border routers (border routers are PIM-enabled routers 

located on the boundary of BSR admin-scope regions).  

Follow these steps to enable PIM-SM: 

To do... 

Use the command... 

Remarks 

Enter system view 

— 

Enable multicast routing 

Required 

Disabled by default