Command Reference Guide

3Com Router 3000 Ethernet Family

Chapter 1 Multicast Common Configuration

Commands

3Com Corporation

1-6

1.1.7 display multicast rpf-info

Syntax

display multicast rpf-info source-address

View

Any view

Parameter

source-address: IP address of the multicast source.

Description

Use the display multicast rpf-info command to view the Reverse Path Forwarding

(RPF) routing information for specified multicast source.

Example

# Display all the RPF routing information.

<3Com> display multicast rpf-info 192.193.194.192

Multicast source's RPF route information about 192.193.194.192

RPF interface: InLoopBack0, RPF neighbor: 127.0.0.1

Referenced route/mask: 192.193.194.192/32

Referenced route type: unicast (DIRECT)

RPF-route selecting rule: preference-preferred

1.1.8 mtracert

Syntax

mtracert source-address [ last-hop-address ] [ group-address ]

View

Any view

Parameter

source-address: Address of the multicast source.

last-hop-address: Unicast address, which is the starting address of path tracing. This

address must be an interface address of a hop router. By default, it is a physical

interface address of the local router.

group-address: Address of multicast group. By default, the value is 0.0.0.0.