when(trans2.unwrap(SmbTransportImpl.class)).thenReturn(trans2);
        when(trans2.ensureConnected()).thenThrow(new IOException("Connection failed"));
        doNothing().when(trans2).close();

        when(trans1.unwrap(SmbTransportImpl.class)).thenReturn(trans1);
        when(trans1.ensureConnected()).thenReturn(true);
        when(trans1.acquire()).thenReturn(trans1);
        doNothing().when(trans1).close();

            }
            try (SmbTransportImpl trans = getSmbTransport(tf, addr, port, exclusive, forceSigning).unwrap(SmbTransportImpl.class)) {
                try {
                    trans.ensureConnected();
                } catch (final IOException e) {
                    removeTransport(trans);
                    throw e;
                }
                return trans.acquire();

            SmbTransportImpl transport = new SmbTransportImpl(context, serverUniAddress, port, localAddress, localPort, forceSigning);

            // Ensure the transport is connected and ready
            transport.ensureConnected();

            // Verify multi-channel capability (SMB3+ required)
            if (!transport.isSMB2() || !transport.hasCapability(0x00000008)) { // SMB2_GLOBAL_CAP_MULTI_CHANNEL

            synchronized (transport) {

                // this needs to be done before the reference to the remote hostname later
                transport.ensureConnected();

                if (waitForState(transport) == 2) {
                    // already connected
                    return null;
                }

                        throw new SmbException(ie.getMessage(), ie);
                    }
                }

                try {
                    trans.ensureConnected();

                    /*
                     * Session Setup And X Request / Response
                     */

                    if (log.isDebugEnabled()) {