this(calltype, calldate, number, port, route, duration, ROUTE_FIXED_NETWORK);
this.calltype = calltype; this.calldate = calldate; this.number = number;    if ((this.number != null) && this.number.toString().equals("")) { this.number = null; }  this.route_type = ROUTE_FIXED_NETWORK;  if (route.startsWith("Internet: ")) { route = route.substring(10); }  Enumeration en = JFritz.getSIPProviderTableModel().getProviderList() .elements(); while (en.hasMoreElements()) { SipProvider sipProvider = (SipProvider) en.nextElement(); if (sipProvider.getNumber().equals(route)) { route = sipProvider.toString(); this.route_type = ROUTE_SIP; break; } }  this.route = route; this.port = port; this.duration = duration;
	public Call(CallType calltype, Date calldate, PhoneNumber number,			String port, String route, int duration) {		this(calltype, calldate, number, port, route, duration,				ROUTE_FIXED_NETWORK);	}