Bug ID 838405: Listener traffic-group may not be updated properly when spanning is in use.

Last Modified: Jan 20, 2023

Bug Tracker

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

Known Affected Versions:
14.1.0,,,,,, 14.1.2,,,,,,,,, 14.1.3,, 14.1.4,,,,,,, 14.1.5,,,, 15.0.0, 15.0.1,,,,, 15.1.0,,,,,, 15.1.1, 15.1.2,, 15.1.3,, 15.1.4,, 15.1.5,, 15.1.6,, 15.1.7, 15.1.8,

Opened: Oct 14, 2019
Severity: 4-Minor


BIG-IP may fail to update configuration of a virtual server when disabling or enabling spanning on the virtual address.


Disabling or enabling spanning on a virtual address has no effect on the virtual-server configuration. Depending on the configuration, virtual server may or may not forward the traffic when expected.


Spanning is disabled or enabled on a virtual address.


Enable/Disable spanning together with changing a traffic-group: > modify ltm virtual-address traffic-group none spanning enabled > modify ltm virtual-address traffic-group traffic-group-1 spanning enabled

Fix Information


Behavior Change