anchor.diff:  -include_lib("public_key/include/OTP-PUB-KEY.hrl").
   -include("capwap_debug.hrl").
   -include("capwap_packet.hrl").
  +
  +-import(ctld_session, [to_session/1]).
   
   -define(SERVER, ?MODULE).
   
  
positive.code:             {'CAPWAP-WWAN-LAC',       LAC},
              {'CAPWAP-WWAN-Cell-Id',   CellId}],
      lager:debug("WTP Event Opts: ~p", [Opts]),
      [ctld_session: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},
  
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,
  