EdgeRouter - IGMP Proxy


Overview


Readers will learn how to configure an IGMP proxy on the EdgeRouter.

NOTES & REQUIREMENTS:
Applicable to the latest EdgeOS firmware on all EdgeRouter models. Please see the Related Articles below for more information.
 
Device used in this article:

IGMP Proxy Setup


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CLI: Access the command line interface (CLI). You can do this using the CLI button in the GUI or by using a program such as PuTTY.

1. Enter configuration mode.

configure

2. Define the upstream and downstream interface roles.

set protocols igmp-proxy interface eth0 role upstream
set protocols igmp-proxy interface eth1 role downstream
NOTE: Only a single upstream interface is supported.

3. Configure the threshold and alt-subnet values for both interfaces.

set protocols igmp-proxy interface eth0 threshold 1
set protocols igmp-proxy interface eth0 alt-subnet 0.0.0.0/0

set protocols igmp-proxy interface eth1 threshold 1
set protocols igmp-proxy interface eth1 alt-subnet 0.0.0.0/0
NOTE: These values can be customized to be more restrictive. See the igmpproxy.conf manual page here for more information.

4. Commit the changes and save the configuration.

commit ; save

 

Verify the arrival and forwarding of multicast traffic using the following commands:

show ip multicast mfc
Group           Origin           In     Out           Pkts         Bytes  Wrong
224.1.1.1       203.0.113.2      eth0   eth1        120875      154.93MB      0

show ip multicast interfaces
Intf        BytesIn        PktsIn      BytesOut       PktsOut            Local
eth0       173.47MB        135343         0.00b             0       203.0.113.1
eth1          0.00b             0      173.47MB        135343       192.168.1.1

Related Articles


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