Allied Telesis AlliedWare OS - Manual (Page 2)

Page 2 | AlliedWare™ OS How To Note: EPSR
Which products and software versions does it apply to?
•
"Example 3: EPSR and RSTP" on page 17
•
"Example 4: EPSR with Nested VLANs" on page 20
• "Example 5: EPSR with management stacking" on page 23
• "Example 6: EPSR with an iMAP" on page 26
Next, it discusses important implementation details in the following sections:
• "Classifiers and Hardware Filters" on page 29
•
"Ports and Recovery Times" on page 30
•
"IGMP Snooping and Recovery Times" on page 31
•
"Health Message Priority" on page 31
Finally, it ends with troubleshooting information in the following sections:
• "EPSR State and Settings" on page 32
• "SNMP Traps" on page 34
• "Counters" on page 35
• "Debugging" on page 36
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
www.alliedtelesis.com/resources/literature/howto_plus.aspx.
The implementation on the above switches is also compatible with EPSR on Allied
Telesis’
Multiservice Access Platforms (iMAPs) .