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

Last Modified: Nov 07, 2022

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

Known Affected Versions:
14.0.0,,,,,, 14.0.1, 14.1.0,,,,

Fixed In:

Opened: Jan 04, 2019

Severity: 2-Critical


tmm crashes.


Traffic disrupted while tmm restarts.


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


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