Bug ID 1087621: IKEv2: IPsec CREATE_CHILD_SA (IKE) fails due to bad ECP payload

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, 16.0.0,, 16.0.1,,, 16.1.0, 16.1.1, 16.1.2,,, 16.1.3, 17.0.0

Fixed In:

Opened: Mar 17, 2022

Severity: 3-Major


The tunnel stops working after initially starting with no problem. The BIG-IP will send a bad KE (Key Exchange) Payload when rekeying the IKE SA with ECP.


IPsec tunnels stop working for periods of time.


-- IKEv2 -- ECP PFS -- Peer attempts to re-key IKE SA (CREATE_CHILD SA) over existing IKE SA.


Do not use ECP for PFS.

Fix Information

ECP will work correctly when rekeying.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips