138CHAPTER 6: MULTICAST PROTOCOL

be configured to specify RP. As the backup of dynamic RP, static RP improves network robustness and enhances the operation and management capability of multicast network.

Configuring PIM-SMBasic PIM-SM configuration includes:

Enabling Multicast

Enabling IGMP on an Interface

Enabling PIM-SM

Setting the PIM-SM Domain Border

Entering PIM View

Configuring Candidate-BSRs

Configuring Candidate-RPs

Configuring Static RP

Advanced PIM-SM configuration includes:

Configuring the Interface Hello Message Interval

Configuring the Filtering of Multicast Source/Group

Configuring the Filtering of PIM Neighbor

Configuring the Maximum Number of PIM Neighbor on an Interface

Configuring RP to Filter the Register Messages Sent by DR

Limiting the Range of Legal BSR

Limiting the Range of Legal C-RP

Clearing Multicast Route Entries from PIM Routing Table

Clearing PIM Neighbors

Displaying and Debugging PIM-SM

At least one router in an entire PIM-SM domain should be configured with

Candidate-RPs and Candidate-BSRs.

Enabling Multicast

Refer to “Configuring Common Multicast ” on page 114.

Enabling IGMP on an Interface

Refer to “Configuring IGMP” on page 116.

Enabling PIM-SM

This configuration can be effective only after multicast is enabled.

Perform the following configuration in VLAN interface view.

Table 145 Enabling PIM-SM

Operation

Command

 

 

Enable PIM-SM on an interface

pim sm

Disable PIM-SM on an interface

undo pim sm

 

 

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3Com 10014298 manual Refer to Configuring Common Multicast on, Refer to Configuring Igmp on, Enabling PIM-SM