Bug ID 615405: tmm may crash in FastL4 virtual server

Last Modified: Jul 12, 2023

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

Known Affected Versions:
11.4.1

Opened: Sep 09, 2016

Severity: 3-Major

Symptoms

tmm crashes repeatedly.

Impact

Traffic disrupted while tmm restarts..

Conditions

1. FastL4 virtual server running version 11.4.1 HF10. 2. System received an SCTP packet. 3. tm.fastl4_ignore_sctp_zero_checksum is set to true.

Workaround

Set tm.fastl4_ignore_sctp_zero_checksum to false.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips