Command Reference Guide

3Com Router 5000 Family and Router 6000 Family display multicast routing-table ● 45
Command Reference
display multicast routing-table
Purpose Use the display multicast routing-table command to view the
information of IP multicast routing table.
Syntax display multicast routing-table [ group-address [ mask { mask |
mask-length } ] | source-address [ mask { mask | mask-length } ] |
incoming-interface { interface-type interface-number | register } ]
Parameters group-address
Multicast group address, used to specify a multicast
group and display the corresponding routing table
information of the group. The value ranges from
224.0.0.0 to 239.255.255.255.
source-address
Unicast IP address of the multicast source.
mask
Mask.
mask-length
Length of mask. Because “1” in 32-bit mask is
required to be continuous, the mask in dotted decimal
notation format can be replaced by mask-length
(mask-length is the number of continuous “1”s in the
mask).
incoming-interface
Incoming interface of the multicast route entry.
register
Register interface of PIM-SM.
Example Display the corresponding route entry information of multicast group in the multicast
routing table.
<3Com> display multicast routing-table
Multicast Routing Table
Total 1 entry
(10.10.1.2, 225.1.1.1)
UpTime: 00:01:28, Timeout in 278 sec
Upstream interface: Ethernet0/0/0(10.10.1.20)
Downstream interface list:
LoopBack0(20.20.20.30), Protocol 0x1: IGMP
View This command can be used in the following views:
■ Any view