Bug ID 754615: Tmm crash (assert) during SIP message processing on MRF-SIP-ALG setup.

Last Modified: May 29, 2024

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

Known Affected Versions:
14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.0.0.5, 14.0.1, 14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5

Fixed In:
15.0.0, 14.1.0.6, 14.0.1.1

Opened: Jan 04, 2019

Severity: 2-Critical

Symptoms

tmm crashes.

Impact

Traffic disrupted while tmm restarts.

Conditions

-- SIP calls under load. -- MRF-SIP-ALG setup. -- Most of the calls re-use the conn flow.

Workaround

No workaround.

Fix Information

If connections reach a threshold value of 64500, the connection is dropped, drop stats are updated, and a log message is reported: Message handling threshold reached on flow.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips