Bug ID 539656: CMP messages may be lost leading to inconsistent behaviors.

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
10.2.2, 10.2.4, 11.0.0, 11.1.0, 11.2.0, 11.2.1, 11.3.0, 11.4.0, 11.4.1

Fixed In:
11.4.1 HF10, 11.2.1 HF16

Opened: Aug 13, 2015
Severity: 3-Major

Symptoms

Features that utilize CMP messages may exhibit inconsistent behavior.

Impact

Some examples: ARP failures, persistence failures, and connection stalling.

Conditions

Upon receiving a CMP message, the tmm processes an internal event that sends CMP message that overwrites the incoming message.

Workaround

None.

Fix Information

Incoming CMP messages are no longer overwritten before they have been processed.

Behavior Change