Bug ID 639674: Blackhole management routes don't work

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3,,,,,,,, 12.1.4,, 12.1.5,,,, 12.1.6, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1

Fixed In:

Opened: Jan 17, 2017
Severity: 3-Major


When a management route of type blackhole is added, Linux does not end up with any blackhole routes. For the default route, nothing is created. For more specific routes, an interface route out the management interface is created.


Management traffic will not be ignored and sent to the blackhole management route.


Creating a blackhole management route.



Fix Information

BIG-IP now allows blackhole management routes to be created.

Behavior Change