Library /sys$common/syshlp/tcpip$ucp_help.hlb SET, INTERFACE, Qualifiers, /DESTINATION  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /DESTINATION=IP_address

    Optional.

    Valid for a PPP interface.

    Used on the local host to provide dialup access to remote
    systems. The value specified is the IP address to be given to
    remote clients for use while PPP connection is active. If you use
    /DESTINATION, you must provide the address of the local host with
    the /HOST qualifier.