4.5.6.1.6 Configuring DVMRP

Distance Vector Multicast Routing Protocol is used to route multicast traffic to nodes which have requested a specific multicast service via IGMP. (See “6.4.4 DVMRP Routing Protocol”) To configure DVMRP, you must specify the routing metric, probe interval, and neighbor router timeout.

Parameter

Default

Description

Metrics

1 hop

This value is used to select the best reverse path to networks that are

 

 

connected directly to an interface on this switch.

 

 

Range: 1-31 hops

Probe Interval

10 seconds The interval between sending neighbor probe messages to the multicast

 

 

group address for all DVMRP routers.

 

 

Range: 5-30 seconds

Neighbor

35 seconds The interval to wait without hearing from a DVMRP neighbor before

Timeout

 

declaring it dead. This is used for timing out routes, and for setting the

 

 

children and leaf flags.

Range: 10-8000 seconds

NOTE: IGMP is automatically enabled/disabled along with DVMRP. (See “6.4.2 IGMP Protocol”.)

WGS3 Layer 3 Switch User’s Manual

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