Here you specify which elliptic curves are to be used for encryption.
- SNMP ID:
 - 2.27.14.7
 - Console path:
 - Setup > Mail > SSL
 - Possible values:
 - secp256r1
 - secp256r1 is used for encryption.
 - secp384r1
 - secp384r1 is used for encryption.
 - secp521r1
 - secp521r1 is used for encryption.
 - ecdh_x25519
 - ecdh_x25519 is used for encryption.
 
- Default:
 - secp256r1
 
- secp384r1
 
- secp521r1
 
- ecdh_x25519