Bug ID 770657: On hardware platforms with ePVA, some good traffic is blocked when in L2 transparent mode and syn cookies are enabled

Last Modified: Nov 01, 2019

Bug Tracker

Affected Product:  See more info
BIG-IP AFM(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, 15.0.0, 15.0.1

Opened: Apr 09, 2019
Severity: 3-Major

Symptoms

Good traffic gets blocked under L2 transparent mode if syn cookie protection is enabled.

Impact

Some good traffic gets blocked.

Conditions

-- In L2 transparent mode. -- Syn cookie protection is enabled -- ePVA offloading is enabled. -- BIG-IP platform contains the embedded Packet Velocity Acceleration (ePVA) chip.

Workaround

None.

Fix Information

None

Behavior Change