Bug ID 484483: TCP and UDP was classified as Unknown by classification library

Last Modified: Oct 07, 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, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.1.0, 12.0.0, 11.6.0 HF5

Opened: Oct 14, 2014

Severity: 2-Critical

Symptoms

When traffic didn't map to any of the supported Application Layer protocol/service it was classified as Unknown which is misleading and doesn't provide enough granularity.

Impact

Misleading classification results

Conditions

Traffic didn't map to any of the supported Application Layer protocol.

Workaround

None

Fix Information

Instead of classifying traffic as Unknown we will now tag flows as TCP or UDP depending what type of traffic is seen by the classification library

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips