4000 Router Series IP Multicast Command Reference

Predefined user roles

network-admin

network-operator

Parameters

vpn-instance vpn-instance-name: Specifies an MPLS L3VPN instance by its name, a case-sensitive string

of 1 to 31 characters. If this option is not specified, the command displays information about the multicast

routing table on the public network.

source-address: Specifies a multicast source address.

group-address: Specifies a multicast group address in the range of 224.0.0.0 to 239.255.255.255.

mask-length: Specifies the address mask length. The default value is 32. For a multicast group address,

the value range for this argument is 4 to 32. For a multicast source address, the value range for this

argument is 0 to 32.

mask: Specifies the address mask. The default is 255.255.255.255.

incoming-interface: Specifies the multicast routing entries that include the specified incoming interface.

interface-type interface-number: Specifies an incoming interface by its type and number.

outgoing-interface: Specifies the multicast routing entries that include the specified outgoing interface.

exclude: Specifies the multicast routing entries that do not include the specified interface in the outgoing

interface list.

include: Specifies the multicast routing entries that include the specified interface in the outgoing

interface list.

match: Specifies the multicast routing entries that include only the specified interface in the outgoing

interface list.

Usage guidelines

Multicast routing tables are the basis of multicast forwarding. You can view the establishment state of an

(S, G) entry by examining the multicast routing table.

Examples

# Display multicast routing table information on the public network.

<Sysname> display multicast routing-table

Total 1 entry

00001. (172.168.0.2, 227.0.0.1)

Uptime: 00:00:28

Upstream Interface: Ethernet1/1

List of 2 downstream interfaces

1: Ethernet1/2

2: Ethernet1/3

Table 17 Command output

Field Descri

tion

Total 1 entry Total number of (S, G) entries in the multicast routing table.

00001 Sequence number of the (S, G) entry.