-This is only used if ExperimentalProtocol is enabled.
-
-@cindex ExperimentalProtocol
-@item ExperimentalProtocol = <yes|no> (yes)
-When this option is enabled, the SPTPS protocol will be used when connecting to nodes that also support it.
-Ephemeral ECDH will be used for key exchanges,
-and Ed25519 will be used instead of RSA for authentication.
-When enabled, an Ed25519 key must have been generated before with
-@command{tinc generate-ed25519-keys}.