anchor.diff:  
   internal_del_wlan(State, RadioID) ->
       WBID = 1,
  +    WlanId = 1,
       Flags = [{frame,'802.3'}],
       MacMode = select_mac_mode(State#state.mac_types),
       TunnelMode = select_tunnel_mode(State#state.tunnel_modes, MacMode),
  
positive.code:     State0 = State#state{mac_mode = MacMode, tunnel_mode = TunnelMode},
      ReqElemDel = [#ieee_802_11_delete_wlan{
                       radio_id = RadioID,
                       wlan_id = 1}
                   ],
      State1 = send_request(Header, ieee_802_11_wlan_configuration_request, ReqElemDel, State0),
      remove_radio(State1, RadioID).
  
negative.code:     next_state(run, State1);
  
  run({add_station, #capwap_header{radio_id = RadioId, wb_id = WBID}, MAC}, State) ->
      WlanId = 1,
      Flags = [{frame,'802.3'}],
      ReqElements = [#add_station{
  		      radio_id  = RadioId,
  