Allied Telesis AlliedWare Plus Operating System Version 5.4.4C (x310-26FT,x310-26FP,x310-50FT,x310-50FP) - Manual (Page 764)

IGMP Snooping Commands
Software Reference for x310 Series Switches
31.26 AlliedWare Plus TM Operating System - Version 5.4.4C C613-50046-01 REV A
Examples To set ip igmp snooping routermode for all default reserved addresses enter:
To remove the multicast address 224.0.0.5 from the custom list of multicast addresses
enter:
Related commands show ip igmp snooping routermode
awplus(config)# ip igmp snooping routermode default
awplus(config)# no ip igmp snooping routermode address
224.0.0.5