Enabling Pim-Dm - 3Com S7906E Configuration Manual

Configuring State-Refresh Parameters
Configuring PIM-DM Graft Retry Period
Configuring PIM Common Features
Configuration Prerequisites
Before configuring PIM-DM, complete the following task:
Configure any unicast routing protocol so that all devices in the domain are interoperable at the
network layer.
Before configuring PIM-DM, prepare the following data:
The interval between state-refresh messages
Minimum time to wait before receiving a new refresh message
TTL value of state-refresh messages
Graft retry period

Enabling PIM-DM

With PIM-DM enabled, a router sends hello messages periodically to discover PIM neighbors and
processes messages from the PIM neighbors. When deploying a PIM-DM domain, you are
recommended to enable PIM-DM on all non-border interfaces of the routers.
Enabling PIM-DM globally in the public instance
Follow these steps to enable PIM-DM globally in the public instance:
To do...
Enter system view
Enable IP multicast routing
Enter interface view
Enable PIM-DM
Enabling PIM-DM in a VPN instance
Follow these steps to enable PIM-DM in a VPN instance:
To do...
Enter system view
Create a VPN instance and
enter VPN instance view
Configure a route-distinguisher
(RD) for the VPN instance
Task
Use the command...
system-view
multicast routing-enable
interface interface-type
interface-number
pim dm
Use the command...
system-view
ip vpn-instance
vpn-instance-name
route-distinguisher
route-distinguisher
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Remarks
Optional
Optional
Optional
—
Required
Disable by default
—
Required
Disabled by default
—
—
Required
Not configured by default
Remarks
Description