Bug ID 441809: IPv4 Allocation failure:leasepool is out of addresses after failover

Last Modified: Jan 07, 2026

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

Fixed In:
11.6.0, 11.5.1

Opened: Dec 30, 2013

Severity: 3-Major

Related Article: K16094

Symptoms

Client fails to reconnect after failover.

Impact

Network access connections fail to connect

Conditions

Network-access-based access policy in APM.

Workaround

none.

Fix Information

Network access connections now succeed after failover without encountering an IPv4 allocation failure error: 'leasepool leasepoolname is out of addresses'.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips