Bug ID 1144845: GARPs from a newly active unit may be bridged for a brief time while the peer chassis transitions to standby

Last Modified: Oct 04, 2024

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

Known Affected Versions:
13.1.5, 13.1.5.1, 14.1.5.1, 14.1.5.2, 14.1.5.3, 14.1.5.4, 14.1.5.6, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4, 15.1.10.5, 16.1.3.1, 16.1.3.2, 16.1.3.3, 16.1.3.4, 16.1.3.5, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 17.0.0.1, 17.0.0.2

Opened: Aug 31, 2022

Severity: 3-Major

Symptoms

When a VIPRION chassis goes into Standby there is a brief period of time in which all the blades transition. If GARPs are sent from the newly Active device during this time, they may be bridged.

Impact

Switches / routers may have incorrect ARP information after a failover.

Conditions

VIPRION, multiple blades, vlan-groups.

Workaround

Use proxy exclude list to exclude all virtual addresses.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips