Bug ID 715596: Connections are reset when TCP timestamp mirroring is enabled

Last Modified: Jan 30, 2020

Bug Tracker

Affected Product:  See more info
BIG-IP All(all modules)

Known Affected Versions:
13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 13.1.0.8, 13.1.1, 13.1.1.1, 13.1.1.2, 13.1.1.3, 13.1.1.4, 13.1.1.5, 13.1.3, 13.1.3.1, 13.1.3.2, 14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.0.0.5, 14.0.1, 14.0.1.1

Fixed In:
14.1.0

Opened: Apr 18, 2018
Severity: 3-Major

Symptoms

When the bigdb variable tm.tcptimestampmirror is enabled, connections might get reset.

Impact

Some mirrored connections are reset.

Conditions

-- The tm.tcptimestampmirror variable is enabled (it is disabled by default). -- Connection mirroring enabled on a virtual server.

Workaround

None.

Fix Information

Fixed an issue with connection reset when tm.tcptimestampmirror is enabled. In addition, the default value of tm.tcptimestampmirror has been changed to enabled.

Behavior Change

Prior to version 14.1.0, tm.tcptimestampmirror had a default value of 'disabled'. The default value of tm.tcptimestampmirror is now 'enabled.