Bug ID 815001: TMM Crash with inbound traffic during high availability (HA) failover

Last Modified: May 29, 2024

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

Known Affected Versions:
13.1.0,,,,,,,,, 13.1.1,,,,, 13.1.3,,,,,,, 13.1.4,, 13.1.5,, 14.0.0,,,,,, 14.0.1,, 14.1.0,,,,,, 14.1.2,,,,,,,,, 14.1.3, 15.0.0, 15.0.1,,,,

Fixed In:

Opened: Aug 14, 2019

Severity: 2-Critical


New standby device's tmm crashes and generates a core after high availability (HA) failover.


New standby device's tmm may crash. Traffic disrupted while tmm restarts.


1. Enable inbound mode Endpoint Independent Filtering (EIF) in the source translation object. 2. Outbound traffic hits the source translation creating inbound entries. 3. Inbound traffic matches the inbound entry, and this connection stays alive. 4. high availability (HA) failover occurs. 5. Inbound connection closes, and the connection free comes from the BIG-IP system.



Fix Information

TMM no longer crashes with inbound traffic during high availability (HA) failover.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips