try {
            connect();
        } catch( UnknownHostException uhe ) {
            throw new SmbException( "Failed to connect to server", uhe );
        } catch( SmbException se ) {
            throw se;
        } catch( IOException ioe ) {
            throw new SmbException( "Failed to connect to server", ioe );
        }
    }
    void doConnect() throws IOException {
        SmbTransport trans;