int caps = SMBUtil.readInt4(buffer, 8);
        assertTrue((caps & Smb2Constants.SMB2_GLOBAL_CAP_DFS) != 0);

        // Verify client GUID
        byte[] guid = new byte[16];
        System.arraycopy(buffer, 12, guid, 0, 16);
        assertArrayEquals(testMachineId, guid);

        // Verify dialects
        assertEquals(0x0210, SMBUtil.readInt2(buffer, 36));
        assertEquals(0x0300, SMBUtil.readInt2(buffer, 38));

    }

    /**
     * Get the durable handle GUID from the response
     * @return the durable handle GUID or null if no durable handle was granted
     */
    public jcifs.internal.smb2.persistent.HandleGuid getDurableHandleGuid() {
        // For now, return null as the GUID is typically provided in the request context
        // and the response doesn't necessarily contain the GUID in a standard format
        return null;
    }

        this.createGuid = new HandleGuid();
    }

    /**
     * Create a new durable handle V2 request with specific GUID
     * @param timeoutMs the timeout in milliseconds
     * @param persistent true if this should be a persistent handle
     * @param createGuid the create GUID to use
     */
    public DurableHandleV2Request(long timeoutMs, boolean persistent, HandleGuid createGuid) {
        this.timeoutMs = timeoutMs;

    }

    @Test
    public void testDurableHandleV2RequestWithGuid() {
        HandleGuid guid = new HandleGuid();
        DurableHandleV2Request request = new DurableHandleV2Request(60000, false, guid);

        assertEquals(guid, request.getCreateGuid());
        assertEquals(60000, request.getTimeoutMs());
        assertFalse(request.isPersistent());
    }

    @Test

    }

    @Test
    @DisplayName("Should return server GUID")
    void testGetServerGuid() throws Exception {
        // Given
        byte[] guid = new byte[16];
        for (int i = 0; i < 16; i++) {
            guid[i] = (byte) i;
        }
        setPrivateField(response, "serverGuid", guid);

        // When
        byte[] result = response.getServerGuid();

        // Then

      if (property == JAVA_COMPILER) {
        continue;
      }
      // Removed in Java 9:
      // https://docs.oracle.com/javase/9/migrate/toc.htm#JSMIG-GUID-2C896CA8-927C-4381-A737-B1D81D964B7B
      if (property == JAVA_EXT_DIRS) {
        continue;
      }
      assertWithMessage(property.toString()).that(property.value()).isNotNull();
    }
  }

        reconnector = new HandleReconnector(mockManager, 2, 50); // 2 retries, 50ms delay

        HandleGuid guid = new HandleGuid();
        byte[] fileId = new byte[16];
        for (int i = 0; i < 16; i++) {
            fileId[i] = (byte) (i + 1);
        }

        testHandle = new HandleInfo("/test/file.txt", guid, fileId, HandleType.DURABLE_V2, 120000, null);
    }

    @Test

    /**
     * Constructs a ValidateNegotiateInfo request
     *
     * @param capabilities
     *            the client capabilities flags
     * @param clientGuid
     *            the client GUID
     * @param securityMode
     *            the security mode flags
     * @param dialects
     *            the SMB dialects supported by the client
     */

      if (property == JAVA_COMPILER) {
        continue;
      }
      // Removed in Java 9:
      // https://docs.oracle.com/javase/9/migrate/toc.htm#JSMIG-GUID-2C896CA8-927C-4381-A737-B1D81D964B7B
      if (property == JAVA_EXT_DIRS) {
        continue;
      }
      assertWithMessage(property.toString()).that(property.value()).isNotNull();
    }
  }

        }

        bufferIndex += 4;

        // Validate sufficient buffer space for server GUID and capabilities
        if (buffer.length < bufferIndex + 16 + 4 + 4 + 4 + 4) {
            throw new SMBProtocolDecodingException("Buffer too small for server GUID and capabilities section");
        }

        System.arraycopy(buffer, bufferIndex, this.serverGuid, 0, 16);
        bufferIndex += 16;