Bug ID 427732: Connections using ECMP route may not be mirrored

Last Modified: Nov 22, 2021

Bug Tracker

Affected Product:  See more info
BIG-IP AFM, LTM(all modules)

Known Affected Versions:
11.4.0, 11.4.1

Fixed In:
11.5.0, 11.4.1 HF9, 11.4.0 HF4

Opened: Aug 12, 2013
Severity: 3-Major
Related Article:


In an HA pair, a connection that uses an ECMP route does not establish on the standby device.(ECMP routes are marked as 'dynamic ecmp' when you use the 'tmsh show net route' command).


Connection will not survive a HA failover event.


HA pair configured to use dynamic routing with ECMP



Fix Information

Connections that rely on ECMP routes to the pool members are mirrored correctly when mirroring is enabled on the virtual.

Behavior Change