Allied Telesis AT-S63 - Manual (Page 378)

Chapter 22: IGMP Snooping Commands
378 Section III: IGMP Snooping, MLD Snooping, and RRP Snooping
Equivalent Command
show igmpsnooping
This command does not display the router and host lists. For information,
see “SHOW IGMPSNOOPING” on page 375.