Allied Telesis AlliedWare Plus Operating System Version 5.4.4C (x310-26FT,x310-26FP,x310-50FT,x310-50FP) - Manual (Page 381)

Switching Commands
Software Reference for x310 Series Switches
C613-50046-01 REV A AlliedWare Plus TM Operating System - Version 5.4.4C 15.19
mac address-table thrash-limit
Use this command to set the thrash limit on the switch or stack. Thrashing occurs when a
MAC address table rapidly “flips” its mapping of a single MAC address between two
subnets, usually as a result of a network loop.
Use the no variant of this command to disable thrash limiting.
Syntax mac address-table thrash-limit <rate>
no mac address-table thrash-limit
Default No thrash limiting
Mode Global Configuration
Usage Use this command to limit thrashing on the selected port range.
Example To apply a thrash limit of 100 MAC address flips per second:
Related Commands show mac address-table thrash-limit
Parameter Description
sets the maximum thrash rate at which limiting is applied. This rate can
be set between 5 and 255 MAC thrashing flips per second. Once the
thrash limit rate is reached, the port is considered to be thrashing.
awplus# configure terminal
awplus(config)# mac address-table thrash-limit 100