I'm having an issue with a VPN tuunel between my Firewall (ASA 5516-X) and a third party firewall so I can't check the config in the second firewall. So I decide to debug my firewall and I realized that phase one wasn't complete and the only message that I get in the debug is:
IKEv2-PLAT-2: Received PFKEY DPD for SPI 0xF671D605, error FALSE
Searching for something else in the log I found that every time I apply the tunnel configuration the lines in the picture are shown:
Does anyone know what could be the problem?