-are set, then the interface is configured to be a point-to-point link
-from
-.I laddr
-to
-.IR raddr .
-Both are expected to be network addresses in dotted-quad form. The
-interface MTU is configured based on the path MTU to the peer's external
-address and the cryptographic algorithms in use by the
-.BR tripe (8)
-server; this can be overridden by setting the
-.I mtu
-key.
+is set, it should be an IPv4 and/or an IPv6 address, separated by space:
+these are the addresses to configure as the remote end point of the
+point-to-point link. (Further remote addresses can be configured as
+host routes: see below.) IPv4 addresses are expected to be in
+dotted-quad form; IPv6 addresses should be in RFC4291 hex-and-colons
+form.