Bug ID 605525: Deterministic NAT combined with NAT64 may cause a TMM core

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2

Fixed In:
13.0.0, 12.1.2

Opened: Jul 18, 2016
Severity: 2-Critical


TMM crashes when a virtual is configured with nat64 enabled, and a deterministic NAT lsn-pool, and there is traffic.


Traffic disrupted while tmm restarts.


lsn-pool in deterministic mode is attached to a virtual server with nat64 enabled.


Deterministic NAT is not supported with nat64, and should not be configured.

Fix Information


Behavior Change