Bug ID 673484: IKEv2 does not support NON_FIRST_FRAGMENTS_ALSO

Last Modified: Jul 13, 2024

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

Known Affected Versions:
12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1

Fixed In:
13.1.0, 12.1.3.4

Opened: Jul 10, 2017

Severity: 2-Critical

Related Article: K85405312

Symptoms

IPsec IKEv2 tunnels cannot be established when the remote peer sends a NON_FIRST_FRAGMENTS_ALSO notification as part of the child Security Association (SA) establishment. This parameter is commonly sent by ASA devices.

Impact

IKEv2 IPsec tunnels cannot be established with ASA peer.

Conditions

-- IPsec IKEv2 with ASA peer. -- Remote peer sends a NON_FIRST_FRAGMENTS_ALSO notification as part of the child SA establishment.

Workaround

Use IKEv1.

Fix Information

During IPsec IKEv2 child SA establishment, the BIG-IP will ignore the NON_FIRST_FRAGMENTS_ALSO notification and will continue to establish the SA.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips