* This was misleading for tracing because it was too early.
   */
  open fun responseHeadersStart(call: Call) {
  }

  /**
   * Invoked immediately after receiving response headers.
   *
   * This method is always invoked after [responseHeadersStart].
   *
   * @param response the response received over the network. It is an error to access the body of
   *     this response.

 * This class simplifies communication for protocols that support
 * multiplexing requests. It encapsulates a stream and some protocol
 * knowledge (provided by a concrete subclass) so that connecting,
 * disconnecting, sending, and receiving can be syncronized
 * properly. Apparatus is provided to send and receive requests
 * concurrently.
 */

public abstract class Transport implements Runnable {

    /**
     * Default constructor for Transport.

        // Tree handle is released after close
        verify(tree, atLeastOnce()).release();
    }

    @Test
    @DisplayName("open(): server returns NO_SUCH_FILE after receiving response -> iterator empty, closed")
    void openHandlesNoSuchFileGracefully() throws Exception {
        when(tree.send(any(Trans2FindFirst2.class), any(Trans2FindFirst2Response.class))).thenAnswer((InvocationOnMock inv) -> {

    private static final String WITNESS_SERVICE_UUID = "ccd8c074-d0e5-4a40-92b4-d074faa6ba28";
    private static final int DEFAULT_WITNESS_PORT = 135; // RPC endpoint mapper

    /**
     * Interface for receiving witness notifications and registration events.
     */
    public interface WitnessNotificationListener {
        /**
         * Called when a witness notification is received.
         *

    // retry, we return true and try a new route.
    return true
  }

  /**
   * Figures out the HTTP request to make in response to receiving [userResponse]. This will
   * either add authentication headers, follow redirects or handle a client request timeout. If a
   * follow-up is either unnecessary or not applicable, this returns null.
   */

    /**
     * Configures this request's body to be compressed when it is transmitted. This also adds the
     * 'Content-Encoding: gzip' header.
     *
     * Only use this method if you have prior knowledge that the receiving server supports
     * gzip-compressed requests.
     *
     * It is an error to call this multiple times on the same instance.
     *

            return newKey;
        } finally {
            lock.writeLock().unlock();
        }
    }

    /**
     * Update lease state after receiving response
     *
     * @param key lease key
     * @param grantedState granted lease state
     */
    public void updateLease(Smb2LeaseKey key, int grantedState) {
        LeaseEntry entry = leases.get(key);

 *     MultimapBuilder.treeKeys().treeSetValues(this::compareMethods).build();
 * }
 *
 * <p>{@code MultimapBuilder} instances are immutable. Invoking a configuration method has no effect
 * on the receiving instance; you must store and use the new builder instance it returns instead.
 *
 * <p>The generated multimaps are serializable if the key and value types are serializable, unless

 * This class simplifies communication for protocols that support
 * multiplexing requests. It encapsulates a stream and some protocol
 * knowledge (provided by a concrete subclass) so that connecting,
 * disconnecting, sending, and receiving can be syncronized
 * properly. Apparatus is provided to send and receive requests
 * concurrently.
 */

/**
 * Abstract base class for network transport implementations in JCIFS.

- **MS-SMB2 Section 3.2.4.23**: FSCTL_QUERY_NETWORK_INTERFACE_INFO
- **MS-SMB2 Section 3.2.5.14.8**: Sending an SMB2 IOCTL Request for FSCTL_QUERY_NETWORK_INTERFACE_INFO
- **MS-SMB2 Section 3.1.5.3**: Receiving an SMB_COM_NEGOTIATE
- **MS-SMB2 Section 3.2.4.1.6**: Alternative Channel Creation
- **MS-SMB2 Section 3.3.5.15.12**: Channel Binding

## 3. Multi-Channel Architecture

### 3.1 Channel States
```java