anchor.diff:  %% Returns : Does not matter
   %%--------------------------------------------------------------------
   proxy_request(THandler, Request, Dst) when is_record(Request, request) ->
  -    sippipe:start(THandler, none, Request, Dst, 900).
  +    sippipe:start(THandler, none, Request, Dst, ?SIPPIPE_TIMEOUT).
   
   %%--------------------------------------------------------------------
   %% Function: relay_request(THandler, Request, Dst, Origin, LogTag)
  
positive.code: %%--------------------------------------------------------------------
  -include("siprecords.hrl").
  -include("sipsocket.hrl").
  
  %%====================================================================
  %% Behaviour functions
  
negative.code:   when Method == "CANCEL"; Method == "BYE" ->
      logger:log(normal, "~s: incomingproxy: Relay ~s ~s (unauthenticated)",
  	       [LogTag, Request#request.method, sipurl:print(Request#request.uri)]),
      sippipe:start(THandler, none, Request, Dst, ?SIPPIPE_TIMEOUT);
  
  %%
  %% Anything but CANCEL or BYE
  