3Com Switch 7700 Configuration Manual page 227

Configuring Candidate-BSRs
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Configuring Candidate-RPs
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Configuring Static RP
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Advanced PIM-SM configuration includes:
Configuring the Interface Hello Message Interval
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Configuring the Filtering of Multicast Source/Group
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Configuring the Filtering of PIM Neighbor
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Configuring the Maximum Number of PIM Neighbor on an Interface
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Configuring RP to Filter the Register Messages Sent by DR
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Limiting the Range of Legal BSR
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Limiting the Range of Legal C-RP
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Clearing Multicast Route Entries from PIM Routing Table
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Clearing PIM Neighbors
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Displaying and Debugging PIM-SM
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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 196.
Enabling IGMP on an Interface
Refer to "Configuring IGMP" on page 198.
Enabling PIM-SM
This configuration can be effective only after multicast is enabled.
Perform the following configuration in VLAN interface view.
Table 32 Enabling PIM-SM
Operation
Enable PIM-SM on an interface
Disable PIM-SM on an interface
Repeat this configuration to enable PIM-SM on other interfaces. Only one
multicast routing protocol can be enabled on an interface at a time.
Once enabled, PIM-DM cannot be enabled on the same interface.
Setting the PIM-SM Domain Border
After the PIM-SM domain border is configured, bootstrap messages cannot cross
the border in any direction. In this way, the PIM-SM domain can be split.
Configuring PIM-SM
Command
pim sm
undo pim sm
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