Bug ID 600385: BIG-IP LTM and BIG-IP DNS monitors are allowed to be configured with interval value larger than timeout

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.5.1, 11.5.2, 11.5.3, 11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 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, 12.1.0, 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, 12.1.3.6, 12.1.3.7

Fixed In:
13.0.0, 12.1.4, 11.6.5.1

Opened: Jun 20, 2016

Severity: 3-Major

Related Article: K43295141

Symptoms

When configuring BIG-IP LTM and BIG-IP DNS monitors, administrators can set the interval value be larger than the timeout value.

Impact

The misconfigured monitor setting might result in unexpected monitor behavior.

Conditions

Setting interval value to be larger than the timeout value.

Workaround

Set the interval value lower than the timeout value.

Fix Information

Monitors are no longer allowed to set the interval value be larger than the timeout. This is correct behavior.

Behavior Change

Monitors are no longer allowed to set the interval value be larger than the timeout. This is correct behavior.

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips