Overview
Readers will learn how to configure an IGMP proxy on the EdgeRouter.
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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:
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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.
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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
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NOTE: Only a single upstream interface is supported.
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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
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NOTE: These values can be customized to be more restrictive. See the igmpproxy.conf manual page here for more information.
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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
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