3Com 10014298 manual Refer to Configuring Common Multicast on, Refer to Configuring Igmp on

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