Bug ID 507461: Net cos config may not persist on HA unit following staggered restart of both HA pairs.

Last Modified: Apr 28, 2025

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

Known Affected Versions:
11.5.1, 11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.1 HF10, 11.5.1 HF11, 11.5.2, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4

Fixed In:
12.0.0, 11.6.0 HF5, 11.5.3, 11.5.2 HF1

Opened: Feb 17, 2015

Severity: 3-Major

Related Article: K17034

Symptoms

The net cos global-settings may be cleared on a HA unit, as a result of a HA pair configuration sync.

Impact

Portion of cos config information on active chassis blade is missing, resulting in incongruent cos behavior between active and standby.

Conditions

With fully synced pair of HA chassis, restart active chassis blade and then restart standby chassis blade.

Workaround

None.

Fix Information

The system no longer resets active net cos settings during device/group HA configuration sync operations.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips