Bug ID 865653: Wrong FDB table entries with same MAC and wrong VLAN combination

Last Modified: Apr 21, 2022

Bug Tracker

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

Known Affected Versions:
14.1.0,,,,,, 14.1.2,,,,,,,,, 14.1.3,, 14.1.4,,,,,,, 15.0.0, 15.0.1,,,,, 15.1.0,,,,,, 15.1.1, 15.1.2,, 15.1.3,, 15.1.4,, 15.1.5,, 16.0.0,, 16.0.1,,, 16.1.0, 16.1.1, 16.1.2,,

Opened: Dec 30, 2019
Severity: 2-Critical


Forwarding DataBase (FDB) table has duplicate MAC entries with the incorrect VLANs. MAC entries are correct in the switch but not in the control plane.


Duplicate MAC entries with incorrect VLANs in FDB table.


Enable L2Wire.


Restart bcm56xxd: bigstart restart bcm56xxd Note: You can use tmsh to see the table: tmsh -m show net fdb

Fix Information


Behavior Change