Common Multicast Configurations; Common Multicast Configuration Commands - Accton Technology ES4626 Management Manual

network, and can significantly save the network bandwidth and reduce network traffic. The
multicast feature can be conveniently used to provide some new value-added services,
including online live broadcast, network TV, remote education, remote medical service,
network radio, realtime video/audio meeting that can be summarized in the following three
fields:
1) Multimedia and stream application.
2) Data warehouse and financial (like stocks) application.
3) Any point-to-multiple-points data distribution application.
With the increasing of multimedia services in the IP network, multicast represents great
market potential, and multicast service is spreading quickly and widely used.

16.2 Common Multicast Configurations

16.2.1

Common Multicast Configuration Commands

show ip mroute
16.2.1.1 show ip mroute
Command: show ip mroute [group_address] [source_address]
Function: Display the IP multicast packet forwarding entries..
Parameter: [group_address] specifies the group address for the forwarding entry to be
displayed; [source_address] specifies the source address for the forwarding
entry to be displayed
Default: No display by default.
Command mode: Admin Mode
Usage Guide: This command is used to display IP multicast forwarding entries, or the
forwarding entries in the system FIB table for forwarding multicast packets.
Example: Display all IP multicast forwarding entries.
Switch # show ip mroute
Name: Loopback, Index: 2001, State: 9 localaddr: 127.0.0.1, remote: 127.0.0.1
Name: Vlan1, Index: 2005, State: 13 localaddr: 1.1.1.1, remote: 1.1.1.1
Name: Vlan4, Index: 2006, State: 13 localaddr: 2.1.1.1, remote: 2.1.1.1
Name: Vlan3, Index: 2007, State: 13 localaddr: 3.1.1.1, remote: 3.1.1.1
Group Origin
225.1.1.101 1.1.1.100
239.255.0.1 9.1.1.100
Iif Wrong Oif: TTL
Vlan1 0
Vlan4 0
450
2006: 1
2007: 1
2005: 1