Bug ID 1920781: Pool member monitors configuration resets up/down count for the monitor upon modification

Last Modified: Nov 29, 2025

Affected Product(s):
BIG_IP_NEXT(CNF) CNF(all modules)

Fixed In:
1.4.0

Opened: Apr 04, 2025

Severity: 1-Blocking

Symptoms

When modifying monitor properties, the monitor configuration resets the up/down count. This can result in premature marking of a pool member as DOWN after a single failed probe.

Impact

Pool might be marked DOWN prematurely, that is, after a single failed probe.

Conditions

This issue occurs when monitor properties are modified.

Workaround

None

Fix Information

Pool members will be marked as DOWN only after the specified consecutive probe failures are reached.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips