Bug ID 1022417: Ike stops with error ikev2_send_request: [WINDOW] full window

Last Modified: May 29, 2024

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

Known Affected Versions:
15.1.0,,,,,, 15.1.1, 15.1.2,, 15.1.3,, 15.1.4,, 15.1.5,, 15.1.6,, 15.1.7, 15.1.8,,, 16.1.0, 16.1.1

Fixed In:
17.0.0, 16.1.2, 15.1.9

Opened: Jun 01, 2021

Severity: 4-Minor


IKE SAs will be lost.


IKE SAs may be deleted and there will be traffic loss.


A failover occurs while IKE is sending DPD to the peer, and the reply is received by the newly active BIG-IP. Multiple failovers can increase the likelihood that this occurs.


Increase in DPD interval to reduce the probability of occurrence of the issue.

Fix Information

Fixed an issue where IKE SAs were being lost during failover events.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips