conn %default ike=aes_gcm256-sha2_512+sha2_256,chacha20_poly1305-sha2_512+sha2_256 esp=aes_gcm256,chacha20_poly1305 authby=ecdsa-sha2_256,ecdsa-sha2_384,ecdsa-sha2_512,rsa-sha2_256,rsa-sha2_384,rsa-sha2_512