Configuring IP Routing (Layer 3)

3.Use Table 7-27to review the DVMRP Multicast Forwarding Cache information:

Table 7-27.DVMRP Multicast Forwarding Cache Parameters

Parameter

Defines the...

 

 

Select

Selection of the multicast forwarding cache.

 

 

Destination Group

Destination group address of the multicast transmission.

Address

 

 

 

Source SubNetwork

Subnet from which the flow is coming.

 

 

Source Address Mask

Subnet mask associated with the DVMRP source subnetwork.

 

 

Upstream Interface

Local interface which is receiving this flow.

 

 

Upstream Neighbor

IP address of the upstream neighbor (router).

(Router) Address

 

 

 

Invalid Flows From

Number of invalid flows received from the upstream neighbor.

Upstream

 

 

 

Packets Forwarded

Number of packets successfully forwarded in the CPU

Through Cache Entry

(supervisor module) for this flow.

 

 

Upstream Interface is

Router that is sending prunes to the upstream neighbor. Allows

Pruned

you to open the DVMRP Upstream Prune Information dialog

 

box.

 

 

Next Pruned

Next interface that is currently pruned which will be grafted

Downstream Interface to

back.

Timeout

 

 

 

Downstream Interface(s)

Number of downstream interfaces. Allows you to open the

 

DVMRP Downstream Links dialog box.

 

 

Upstream Source(s)

Number of upstream interfaces. Allows you to open the

 

Upstream Sources dialog box.

 

 

4.In the Upstream Interface is Pruned field, click on the number to view information on the upstream prune information. The Upstream Prune Information dialog box opens.

5.Use Table 7-28for more information on upstream prunes.

7-40

Cajun P550/P220 Switch Operation Guide