1348 CHAPTER 88: IGMP CONFIGURATION COMMANDS

display igmp routing-table

Syntax display igmp [ vpn-instance vpn-instance-nameall-instance ] routing-table

[ source-address [ mask { mask mask-length } ] group-address [ mask { mask mask-length } ] ] *

View Any view

Parameter vpn-instance-name: VPN instance name, a case sensitive string of up to 31 characters.

all-instance: Specifies all VPN instances.

source-address: Multicast source address.

group-address: Multicast group address, in the range of 224.0.1.0 to 239.255.255.255.

mask: Subnet mask of the multicast group/source address, 255.255.255.255 by default.

mask-length: Subnet mask length of the multicast group/source address. For a multicast source address, this argument has an effective value range of 0 to 32; for a multicast group address, this argument has an effective value range of 4 to 32. The system default is 32 in both cases.

Description Use the display igmp routing-tablecommand to view the IGMP routing table information.

Example # View IGMP routing table information in the public instance.

<Sysname> display igmp routing-table Routing table of VPN-Instance: public net Total 2 entries

00001. (*, 225.1.1.1)

List of 1 downstream interface

Ethernet1/0 (20.1.1.1),

Protocol: STATIC

00002. (*, 239.255.255.250)

List of 1 downstream interface

Ethernet1/0 (20.20.20.20),

Protocol: IGMP

Table 330 Description on the fields of the display igmp routing-table command

Field

Description

 

 

00001

Sequence number the (*, G) entry

(*, 225.1.1.1)

A (*, G) entry of the IGMP routing table

List of 1 downstream interface

Downstream interface list: these interfaces need to

 

forward multicast packets

 

 

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3Com MSR 30, MSR 50 manual Display igmp routing-table