Mtracert - 3Com 5500-EI PWR Reference Manual

<Sysname> system-view
System View: return to User View with Ctrl+Z.
[Sysname] interface Ethernet1/0/1
[Sysname-Ethernet1/0/1] mac-address multicast 0100-1000-1000 vlan 1

mtracert

Syntax
mtracert source-address [ group-address | last-hop-router-address group-address ]
View
Any view
Parameters
source-address: Specifies a multicast source.
group-address: Specifies a multicast group.
last-hop-router-address: Specifies the last-hop router, which is the local device by default.
Description
Use the mtracert command to trace the path down which the multicast traffic flows to the receiver
hosts.
Examples
# Trace the path down which the multicast traffic for (192.168.4.1, G) flows to the receivers.
<Sysname> mtracert 192.168.4.1
Type Ctrl+C to quit multicast traceroute facility
From last-hop router(192.168.2.2), trace reverse path to source 192.168.4.1 via RPF rules
-1 192.168.2.2
Incoming Interface Address: 192.168.2.2
Previous-Hop Router Address: 192.168.2.1
Input packet count on incoming interface: 0
Output packet count on outgoing interface: 0
Total number of packets for this source-group pair: 0
Protocol: PIM
Forwarding TTL: 0
Forwarding Code: No error
-2 192.168.2.1
Incoming Interface Address: 192.168.3.2
Previous-Hop Router Address: 192.168.3.1
Input packet count on incoming interface: 0
Output packet count on outgoing interface: 0
Total number of packets for this source-group pair: 0
Protocol: PIM
Forwarding TTL: 0
Forwarding Code: No error
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