Bug ID 513215: Only one of the TMMs load the classification library after an IM package upgrade

Last Modified: Sep 13, 2023

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

Known Affected Versions:
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 HF1, 11.5.3 HF1, 11.5.3 HF2, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4

Fixed In:
11.6.0 HF5

Opened: Mar 18, 2015

Severity: 2-Critical


Not all traffic is processed by the classification library from the newly installed IM package. Flows that go through TMM that didn't load the new library will continue being classified by the old library.


Possible misclassification of some of the flows since they will be processed by the old library.


This occurs when updating the classification library.


run the following command after the upgrade 'bigstart restart tmm'

Fix Information

The fix addresses the problem by loading the library on all TMMs.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips