Bug ID 757722: Unknown notify message types unsupported in IKEv2

Last Modified: Oct 16, 2023

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

Known Affected Versions:
13.1.0,,,,,,,,, 13.1.1,,,,, 14.0.0,,,,,, 14.0.1, 14.1.0,,,,, 15.0.0, 15.0.1,,,,

Fixed In:
15.1.0,,, 13.1.3

Opened: Feb 05, 2019

Severity: 2-Critical


IKE negotiation fails when an unrecognized notify payload type is seen in a message processed by IKEv2.


Negotiation fails with an aborted connection, preventing tunnel creation.


Receiving an IKE message that contains a notify payload whose numeric type value is unrecognized by IKEv2.


A peer can suppress notification payloads with advisory values that get rejected by IKEv2 within the BIG-IP system.

Fix Information

All unknown notify types are now logged and then ignored.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips