Last Modified: Jul 18, 2026
Affected Product(s):
BIG-IP LTM
Known Affected Versions:
12.1.0, 12.1.0 hf1, 12.1.0 hf2, 12.1.1, 12.1.1 hf1, 12.1.1 hf2
Fixed In:
12.1.2
Opened: Sep 21, 2016 Severity: 2-Critical
IKEv2 VPN tunnels fail to establish.
IPsec IKEv2 VPN tunnels fail to establish.
This occurs with IKEv2 on a specific 12.1.2 HF1 engineering hotfix.
Use IPsec IKEv1.
IKEv2 VPN tunnels now establish as expected.