Bug ID 492117: CGNAT: TMM will crash if multiple clients connect with the same source port on the same translation address

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
11.3.0, 11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 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

Fixed In:
11.5.2

Opened: Nov 20, 2014
Severity: 2-Critical

Symptoms

TMM will core with a tmm panic

Impact

Traffic disrupted while tmm restarts.

Conditions

Multiple clients connect through the same public address using the same client source port.

Workaround

None

Fix Information

removed crashing code.

Behavior Change