import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.spnego.NegTokenInit;

/**
 * Base kerberos authenticator
 *
 * Uses a subject that contains kerberos credentials for use in GSSAPI context establishment.
 *
 * Be advised that short/NetBIOS name usage is not supported with this authenticator. Always specify full FQDNs.
 * This can be a problem if using DFS in it's default configuration as they still return referrals in short form.

        assertEquals("Context is not established", ex.getMessage());
        verify(this.mechContext, never()).verifyMIC(any(), any());
    }

    @Test
    @DisplayName("isMICAvailable returns false before establishment and does not call delegate")
    void testIsMICAvailableBeforeEstablished() {
        SpnegoContext ctx = newContext();
        // The mock setup is unnecessary since we never call it

└── ChannelFailover.java         - Channel failure handling
```

#### 3.2 Implementation Tasks
- [ ] Implement FSCTL_QUERY_NETWORK_INTERFACE_INFO
- [ ] Create channel binding hash calculation
- [ ] Implement channel establishment protocol
- [ ] Add request distribution algorithm
- [ ] Create channel synchronization mechanism
- [ ] Implement channel failure detection
- [ ] Add automatic channel recovery
- [ ] Create channel performance monitoring

        Platform.get().configureTlsExtensions(sslSocket, address.url.host, address.protocols)
      }

      // Force handshake. This can throw!
      sslSocket.startHandshake()
      // block for session establishment
      val sslSocketSession = sslSocket.session
      val unverifiedHandshake = sslSocketSession.handshake()

      // Verify that the socket's certificates are acceptable for the target host.

        if (type.isAssignableFrom(this.getClass())) {
            return (T) this;
        }
        return null;
    }

    /**
     * Guess next called name to try for session establishment. These
     * methods are used by the smb package.
     *
     * @return guessed name
     */
    @Override
    public String firstCalledName() {

        this.calledName = this.hostName.name;

         * If a local hostname was not provided a name like
         * JCIFS34_172_A6 will be dynamically generated for the
         * client. This is primarily (exclusively?) used as a
         * CallingName during session establishment.
         */
        String localHostname = tc.getConfig().getNetbiosHostname();
        if (localHostname == null || localHostname.length() == 0) {
            final byte[] addr = localInetAddress.getAddress();

    }

    /**
     * Generate a secure random nonce for initial session setup.
     * This method can be used when enhanced randomness is required,
     * such as during initial key exchange or session establishment.
     *
     * @return randomized nonce appropriate for the dialect
     */
    public byte[] generateSecureNonce() {
        final byte[] nonce = new byte[isGCMCipher() ? 16 : 12];

                    throw e; // Throw original exception
                }
            }
            throw e;
        }
    }

    /**
     * Checks if an exception is retryable for connection establishment
     */
    private boolean isRetryableException(CIFSException e) {
        if (e instanceof SmbException) {
            SmbException se = (SmbException) e;
            int status = se.getNtStatus();