Bug ID 1438801: VLAN name greater than or equal to 32 characters causes VLAN to lose member information

Last Modified: Sep 27, 2024

Affected Product(s):
BIG-IP F5OS, F5OS-A, TMOS(all modules)

Known Affected Versions:
17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4

Opened: Dec 12, 2023

Severity: 3-Major

Symptoms

If VLAN name is greater than or equal to 32 characters, a tenant running on an r2000 or r4000-series appliance may fail to pass traffic on that VLAN. This occurs because the tenant loses track of the interface/trunk<>VLAN association when attempting to process configuration updates from the F5OS host.

Impact

Traffic may not pass properly.

Conditions

- r2000 or r4000 system - VLAN member with a name that is 32 characters or longer is assigned to a BIG-IP tenant.

Workaround

Use shorter VLAN names, with a maximum of 31 characters.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips