I have created a tunnel with IPsec from ASA5510 to Azure but it keeps dropping every 1 min.  I have found the following errors in log.   All IPsec SA proposals found unacceptable! QM FSM error (P2 struct &0xb039db40, mess id 0x3)! Removing peer from ...

I am going to upgrade from ASA5510 to ASA5525 and currently I am using ezvpn from cisco 881 to ASA5510.  Is it supported IPsec over vti from cisco 881 to ASA5525?   If you where can I find some guides?   Thanks Joston