Today I wanted to configure a site2site VPN on my Cisco ASA in my laboratory. When I tried to configure the transform-set I received the following error message: Firewall(config)# crypto ipsec ikev1 transform-set ESP-AES256-SHA esp-aes-256 esp-sha-hmac The 3DES/AES algorithms require a VPN-3DES-AES activation key. I’ve never saw this message before. It was very confusing seeing the 3DES-AES feature […]