Allied Telesis x900-48FE-N User Manual

Page of 56
Page 2 | AlliedWare™ OS How To Note: EPSR
Which products and software versions does it apply to?
Next, it discusses important implementation details in the following sections:
 
 
Finally, it ends with troubleshooting information in the following sections:
 
 
 
 
Which products and software versions does it 
apply to?
This How To Note applies to the following Allied Telesis switches:
AT-8948, x900-48FE, x900-48FE-N, AT-9924T, AT-9924SP, and AT-9924T/4SP switches, 
running software version 2.8.1 or later
AT-9924Ts, x900-24XT, and x900-24XT-N switches running software version 3.1.1 or 
later
EPSR is also available on the following Allied Telesis switches, running the AlliedWare Plus OS 
software version 5.2.1 or later:
SwitchBlade x908
x900 series
For information about using the AlliedWare Plus OS, see the AlliedWare Plus Note, How To 
Configure EPSR (Ethernet Protection Switching Ring) to Protect a Ring from Loops
. This Note is 
available from 
The implementation on the above switches is also compatible with EPSR on Allied 
Telesis’