Bug ID 509276: VXLAN tunnels with floating local addresses generate incorrect gratuitous ARPs on standby device

Last Modified: Jul 18, 2026

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

Known Affected Versions:
11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3

Fixed In:
12.0.0, 11.5.3

Opened: Feb 25, 2015

Severity: 2-Critical

Related Article: K16767

Symptoms

VXLAN tunnels with floating local addresses generate incorrect gratuitous ARPs on the standby device.

Impact

Incorrect gratuitous ARPs are generated on the standby device.

Conditions

A VXLAN tunnel with a floating local address on the standby device.

Workaround

None

Fix Information

VXLAN tunnels with floating local addresses no longer generate incorrect gratuitous ARPs on the standby device.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips