mySipStack = null; pathName = "gov.nist";
sipStackByName = new Hashtable(); pathName = "gov.nist";
	public void resetFactory() {		sipStackList.clear();		messageFactory = null;		headerFactory = null;		addressFactory = null;		mySipStack = null;		pathName = "gov.nist";	// JvB: reset this one too!	}