Bug ID 618024: software switched platforms accept traffic on lacp trunks even when the trunk is down

Last Modified: Oct 16, 2023

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

Known Affected Versions:
11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.6.1, 11.6.2, 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, 12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2, 12.1.0, 12.1.1, 12.1.2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5

Fixed In:
13.0.0, 12.1.3.6, 11.6.5.1, 11.5.9

Opened: Sep 21, 2016

Severity: 3-Major

Symptoms

On software switched platforms tmm owned LCAP trunks still accept traffic even though the trunk is down from the control plane ( LACP status down).

Impact

VLAN failsafe timers are erroneous reset, VLAN failsafe is broken.

Conditions

LACP trunk with status down

Workaround

no workaround

Fix Information

tmm now checks the link status on tmm owned lacp trunks before accepting traffic.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips