Last Modified: Apr 28, 2025
                                            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.