Creates an X.25 access security dte class remote dte instance
    which is a collection of access control attributes that
    control inbound calls from and outbound calls to a set of
    remote DTEs.

    create  [node node-id] x25 access -
            security dte class class-name -
            remote dte dte-name -
            remote address prefix dte-address-prefix

    The Remote Address Prefix argument is required.  It is a
    leading substring of a DTE address associated with this
    remote address entity. Wildcards can be used in the address
    prefix.

    Example:

    create x25 access -
           security dte class Default remote dte remdte-0 -
           remote address prefix 9876*