Creates the X.25 Protocol module which operates the packet level
    protocol interface to a PSDN, as defined by the CCITT and ISO.

    create  [node node-id] x25 protocol

    For information about the X25 Protocol entity and its subentities,
    refer to HELP ENTITY X25_PROTOCOL.

    Select dte for information on creating x25 protocol dte and
    x25 protocol dte pvc subentities.

    Select group for information on creating x25 protocol groups.