config/vpn/security-policies/system

   1 KEY_EXCHANGE="ikev2"
   2 CIPHER="CHACHA20-POLY1305 AES256-GCM128 AES192-GCM128 AES128-GCM128 AES256-CBC AES192-CBC AES128-CBC"
   3 INTEGRITY="SHA512 SHA384 SHA256"
   4 GROUP_TYPE="MODP8192 MODP6144 MODP4096 MODP2048 ECP521 ECP384 ECP256 ECP224 ECP192 CURVE25519"
   5 LIFETIME="28800"
   6 PFS="on"
   7 COMPRESSION="off"