Bug ID 1560493: Inaccurate Reflection of Selfip Prefix Length in TMM Statistics and "ip addr" Output

Last Modified: Oct 19, 2025

Affected Product(s):
BIG_IP_NEXT(VE/HW) LTM(all modules)

Known Affected Versions:
20.2.0, 20.2.1

Opened: Mar 12, 2024

Severity: 2-Critical

Symptoms

Changes to the prefix length of selfips are not reflected in TMM statistics or the "ip addr" output.

Impact

The modifications made to the self-ip prefix length are not reflected in TMM statistics.

Conditions

Configure an L1-network with VLAN and self-ip with a certain prefix, then altering the prefix length or subnet of the self-ip.

Workaround

To address changes in self-ip subnets, it is necessary to delete the L1-network and subsequently re-add it.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips