Bug ID 706534: L7 connection mirroring may not be fully mirrored on standby BIG-IP system

Last Modified: Jul 12, 2023

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

Known Affected Versions:
13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3

Fixed In:
14.0.0, 13.1.0.4

Opened: Feb 13, 2018

Severity: 2-Critical

Symptoms

L7 connection mirroring may not be fully mirrored on the standby BIG-IP system

Impact

-- Connections may be mirrored initially but removed after some time. -- If there is a failover these connections may not be correctly handled.

Conditions

-- L7 virtual server with mirroring enabled -- Connections with transfer of substantial size.

Workaround

Disable LRO via the following command: tmsh modify sys db tm.tcplargereceiveoffload value disable

Fix Information

BIG-IP now fully mirrors all L7 connections

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips