anchor.diff:              {'CAPWAP-WWAN-LAC',       LAC},
               {'CAPWAP-WWAN-Cell-Id',   CellId}],
       lager:debug("WTP Event Opts: ~p", [Opts]),
  -    [ctld_session:to_session(Opts) | SOptsList];
  +    [to_session(Opts) | SOptsList];
   handle_wtp_stats_event(#tp_wtp_wwan_statistics{timestamp = Timestamp, wwan_id = WWanId, rat = RAT,
   					 rssi = RSSi, creg = CREG, lac = LAC, latency = Latency,
   					 mcc = MCC, mnc = MNC, cell_id = CellId},
  
positive.code:     State = send_response(Header, join_response, Seq, RespElements, State1),
      SessionOpts = wtp_accounting_infos(Elements, [{'CAPWAP-Radio-Id', RadioId}]),
      lager:info("WTP Session Start Opts: ~p", [SessionOpts]),
      ctld_session:start(Session, SessionOpts),
      next_state(join, State);
  
  idle(Event, State) when ?IS_RUN_CONTROL_EVENT(Event) ->
  
negative.code:     Opts = [{'Username', PeerName},
  	    {'Authentication-Method', {'TLS', 'Pre-Shared-Key'}}
              | create_initial_ctld_params(PeerName)],
      case ctld_session:authenticate(Session, to_session(Opts)) of
  	success ->
  	    lager:info("AuthResult: success"),
  	    State1 = State0#state{session = Session,
  