Bug ID 420585: DNS cache resolver stability improvements

Last Modified: Jul 12, 2023

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
11.2.0, 11.2.1, 11.3.0, 11.4.0

Fixed In:
11.5.0, 11.4.0 HF3, 11.3.0 HF6, 11.2.1 HF8

Opened: May 06, 2013

Severity: 2-Critical

Related Article: K14484

Symptoms

TMM crashes when using a DNS cache resolver or validating resolver. In a failover scenario the same result occurs on the newly active system.

Impact

Occasional TMM crash.

Conditions

LTM virtual server with a cache resolver or validating resolver configured and handling traffic.

Workaround

None.

Fix Information

An occasional TMM crash when using a DNS cache resolver or validating resolver has been corrected.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips