A binding must be established to a dced service on a particular host
  before you can use any other dced routines.  The resources of the
  dced binding should also be released when an application is finished
  with the service.

  dced_binding_create Establishes a dced binding to a host service

  dced_binding_from_rpc_binding
                      Establishes a dced binding to a dced service on
                      the host specified in an already-established RPC
                      binding handle to any server

  dced_binding_set_auth_info
                      Sets authentication, authorization, and
                      protection level information for a dced binding
                      handle

  dced_binding_free   Releases the resources of a dced binding handle