3com 8807 Reference Guide

C

HAPTER

 36: PIM C

ONFIGURATION

 C

OMMANDS

null: Specifies the incoming interface type as Null.

dense-mode: Specifies the multicast routing protocol as PIM-DM.

sparse-mode: Specifies the multicast routing protocol as PIM-SM.

Use the display pim routing-table command to view the contents of the PIM 
multicast routing table. The displayed information of the PIM multicast routing 
table includes the SPT and RPF information.

# View the contents of the PIM multicast routing table on the router.

<SW8800> display pim routing-table

 

PIM-SM Routing Table

 

Total 0 (*,*,RP)entry, 0 (*,G)entry, 2 (S,G)entries

 

 
(192.168.1.2, 224.2.178.130),

 

Protocol 0x20: PIMSM, Flag 0x4: SPT

 

UpTime: 23:59, Timeout after 196 seconds

 

Upstream interface: VLAN-interface2, RPF neighbor: NULL

 

Downstream interface list: NULL

 

 
(192.168.1.2, 224.2.181.90),

 

Protocol 0x20: PIMSM, Flag 0x4: SPT

 

UpTime: 23:59, Timeout after 196 seconds

 

Upstream interface: VLAN-interface2, RPF neighbor: NULL

 

Downstream interface list: NULL

 

Total 2 entries listed 

display pim rp-info [ group-address ]

Any view

group-address: Group address to display. If no multicast group is specified, the RP 
information about all multicast groups will be displayed.

Use the display pim rp-info command to view the RP information of multicast 
group.

Table 90   Description on the fields of display pim routing-table

RP 

Rendezvous Point 

(S,G) 

(source address, multicast group) 

PIM-SM  PIM Sparse Mode 

SPT 

Shortest Path Tree 

RPF 

Reverse Path Forwarding