Bug ID 777241: smtps partial_conncount issues and unexpected resets

Last Modified: Jan 07, 2020

Bug Tracker

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

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.4, 14.1.0.5, 14.1.0.6, 14.1.2, 14.1.2.1, 14.1.2.2, 15.0.0, 15.0.1, 15.0.1.1

Fixed In:
15.1.0, 14.1.2.3

Opened: Apr 26, 2019
Severity: 3-Major

Symptoms

In certain scenarios, SMTPS related counter may underflow and this may cause some of the SMTPS connection to be reset by BIG-IP.

Impact

Some of the SMTPS connection could get terminated with a reset. This can be observed by looking at the tmstat table smtps_parse_stat

Conditions

The specific conditions under which this occurs are unknown.

Workaround

None.

Fix Information

Intermittent SMTPS connection failures no longer occur under these conditions.

Behavior Change