Bug ID 962333: FIN from client does not get propagated to server side, if the FIN arrives before server side reaching ESTABLISHED

Last Modified: Jul 23, 2021

Bug Tracker

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

Known Affected Versions:
16.0.0, 16.0.0.1, 16.0.1, 16.0.1.1

Fixed In:
16.1.0, 16.0.1.2

Opened: Nov 04, 2020
Severity: 3-Major

Symptoms

FIN from client will not be propagated to server side, if the FIN arrives in BIG-IP before the corresponding server side connection reaches ESTABLISHED.

Impact

These connections remain until the idle timeout is reached.

Conditions

- standard virtual server with the default tcp profile - client sends FIN immediately after 3WHS

Workaround

None

Fix Information

None

Behavior Change