conn ecdsa-sha1-should-fail left=1.2.3.4 right=4.5.6.7 ikev2=insist authby=ecdsa-sha1 conn ikev1-rsa2-should-fail left=1.2.3.4 right=4.5.6.7 ikev2=never authby=rsa-sha2 conn ikev1-ecdsa-should-fail left=1.2.3.4 right=4.5.6.7 ikev2=never authby=ecdsa