Multiple potential IGMP queriers > Example

XConfigure switch 1

Switch 1 is a potential IGMP Querier. It acts as a Snooper if it is not elected as the Querier.

set system name="Switch 1"

#VLAN general configuration create vlan=vlan100 vid=100 add vlan=100 port=1-52

#IP configuration

enable

ip

add ip

int=vlan100 ip=172.31.0.254 mask=255.255.255.0

enable

ip igmp

enable

ip igmp int=vlan100

#STP general configuration enable stp=default

set stp=default mode=rapid

set stp=default port=1 edgeport=yes

XConfigure switch 2

Switch 2 is also a potential IGMP Querier. It acts as a Snooper if not elected as the Querier.

set system name="Switch 2"

#VLAN general configuration create vlan=vlan100 vid=100 add vlan=100 port=1-26

#IP configuration

enable

ip

add ip

int=vlan100 ip=172.31.0.253 mask=255.255.255.0

enable

ip igmp

enable

ip igmp int=vlan100

#STP general configuration enable stp=default

set stp=default mode=rapid set stp port=2 edgeport=yes

XConfigure switch 3

Switch 3 is an IGMP Snooper. It forwards multicast packets and IGMP messages as required. IGMP snooping is enabled by default and does not need any configuration.

set system name="Switch 3"

#VLAN general configuration create vlan=vlan100 vid=100 add vlan=100 port=1-26

#STP general configuration enable stp=default

set stp=default mode=rapid set stp port=3 edgeport=yes

Page 16 AlliedWare™ OS How To Note: IGMP

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Allied Telesis AR400 manual Configure switch, AlliedWare OS How To Note Igmp