Bug ID 452656: NVGRE tunnel traffic might stall if the sys db variable tm.tcplargereceiveoffload is set to 'enable'

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.5.0, 11.5.1, 11.5.2

Fixed In:
11.6.0, 11.5.3

Opened: Mar 17, 2014

Severity: 1-Blocking

Related Article: K16547

Symptoms

NVGRE tunnel traffic might stall if the sys db variable tm.tcplargereceiveoffload is set to 'enable'.

Impact

NVGRE tunnel traffic might stall.

Conditions

The sys db variable tm.tcplargereceiveoffload is set to 'enable'.

Workaround

Set the sys db variable tm.tcplargereceiveoffload to 'disable'. The default value of this variable is 'disable', so it is very unlikely that you will encounter this error condition in normal operating conditions.

Fix Information

NVGRE tunnel traffic no longer stalls when the sys db variable tm.tcplargereceiveoffload is set to 'enable'.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips