Allied Telesis AT-S63 - Manual (Page 188)

Chapter 18: Ethernet Protection Switching Ring Snooping
188 Section III: Snooping Protocols
Supported Platforms
This feature is supported on the following AT-9400 Switches:
ˆ Layer 2+ Models
Not supported.
ˆ Basic Layer 3 Models
– AT-9424T
– AT-9424Ts
– AT-9424Ts/XP
– AT-9448T/SP
– AT-9448Ts/XP
ˆ Stack of Basic Layer 3 Switches and the AT-StackXG Stacking Module
– Not supported
This feature must be managed from the command line interface.