Bug ID 1756825: IPS Signatures not inspected being sometime after reboot

Last Modified: Oct 15, 2025

Affected Product(s):
BIG-IP AFM(all modules)

Fixed In:
17.5.1.2, 17.1.3

Opened: Nov 28, 2024

Severity: 2-Critical

Related Article: K000150010

Symptoms

After sudden or normal reboot, ipsd takes own time to bring respective ips profiles to Ready state. during this time traffic is not inspected for the signature traffic and passes through.

Impact

Traffic is not inspected for the signature after reboot before enforcing and actually passes through.

Conditions

A high number of signatures across multiple or duplicated inspection profiles leads to significant delays in enforcement after a reboot.

Workaround

None

Fix Information

After the fix, IPS Profiles will take less time to reach the ready state, even if the tmm or mcpd is restarted.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips