Bug ID 521183: Upgrade from 11.2.x (or earlier) to 11.5.x/11.6.x can fail when an active DoS profile exists with 'Prevention Duration' set to a value less than 5

Last Modified: Jul 18, 2026

Affected Product(s):
BIG-IP ASM, Install/Upgrade(all modules)

Known Affected Versions:
11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 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, 11.6.5.1, 11.6.5.2, 11.6.5.3

Fixed In:
12.0.0, 11.5.4

Opened: May 03, 2015

Severity: 3-Major

Symptoms

Upgrade fails with this error: --------------------- The de-escalation period can be either zero or greater than or equal to the escalation period ---------------------

Impact

Upgrade fails with this error: --------------------- The de-escalation period can be either zero or greater than or equal to the escalation period ---------------------

Conditions

-- ASM is provisioned. -- Active DoS profile exists with 'Prevention Duration' set to a value less than 5.

Workaround

Set the 'Prevention Duration' to at least 'Maximum 5 seconds' in all active DoS profiles.

Fix Information

This release fixes the upgrade process to work with active DoS profiles that have the 'Prevention Duration' setting set to a value less than 5.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips