Resolved! IOS: Forced use of IKEv2.
The settings are performed between two cisco 3925e v.15.6 (3) .M5When I try to raise a VTI IPSec tunnel using IKEv2, the first phase is raised using isakmp (IKEv1). #show crypto isakmp sa detail | i 192.168.254.119 1009 192.168.254.118 192.168.254.1...