{

                    1048576, // 1MB per chunk
                    16777216 // 16MB total
            );

            int bytesDecoded = response.decode(buffer, 0, buffer.length);

            assertEquals(12, bytesDecoded);
            assertEquals(16, response.getChunksWritten());
            assertEquals(1048576, response.getChunkBytesWritten());

        setResponseAsReceived(response);
        setPrivateField(response, "dialectRevision", 0x0300);
        setPrivateField(response, "maxReadSize", 1048576);
        setPrivateField(response, "maxWriteSize", 1048576);
        setPrivateField(response, "maxTransactSize", 1048576);

        when(mockConfig.getTransactionBufferSize()).thenReturn(65536);
        when(mockConfig.getReceiveBufferSize()).thenReturn(32768);

     */
    public static final int SMB_DIRECT_RESPONSE_REQUESTED = 0x00000001;

    /**
     * Default maximum size for RDMA read/write operations (1MB)
     */
    public static final int DEFAULT_RDMA_READ_WRITE_SIZE = 1048576; // 1MB

    /**
     * Default maximum number of receive credits
     */
    public static final int DEFAULT_RECEIVE_CREDIT_MAX = 255;

    /**
     * Default target number of send credits
     */

        fessConfig = new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getIndexerDataMaxDocumentRequestSize() {
                return "1048576"; // 1MB
            }

            @Override
            public Integer getIndexerDataMaxDocumentCacheSizeAsInteger() {
                return 10000;
            }

            @Override

        if (message instanceof Smb2ReadRequest) {
            return ((Smb2ReadRequest)message).getLength() > 1048576;  // 1MB
        }
        if (message instanceof Smb2WriteRequest) {
            return ((Smb2WriteRequest)message).getLength() > 1048576;
        }
        return false;
    }
    
    private boolean isMetadataOperation(SMBMessage message) {

    }

    @Test
    @DisplayName("Test getSendBufferSize returns large size")
    void testGetSendBufferSizeLarge() {
        // Arrange
        int expectedSize = 1048576;
        when(negotiationResponse.getSendBufferSize()).thenReturn(expectedSize);

        // Act
        int size = negotiationResponse.getSendBufferSize();

        // Assert

				Index:      []uint8(nil),
				Checksums:  map[string]string(nil),
			},
		},
		Erasure: ErasureInfo{
			Algorithm:    "ReedSolomon",
			DataBlocks:   6,
			ParityBlocks: 6,
			BlockSize:    1048576,
			Index:        1,
			Distribution: []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12},
			Checksums:    []ChecksumInfo{{PartNumber: 1, Algorithm: 0x3, Hash: []uint8{}}},
		},
		NumVersions: 1,
		Idx:         0,
	}

    public static final int DEFAULT_RDMA_READ_WRITE_SIZE = 1048576;  // 1MB
    public static final int DEFAULT_RECEIVE_CREDIT_MAX = 255;
    public static final int DEFAULT_SEND_CREDIT_TARGET = 32;
    public static final int DEFAULT_MAX_RECEIVE_SIZE = 8192;
    public static final int DEFAULT_MAX_FRAGMENTED_SIZE = 131072;    // 128KB
    public static final int DEFAULT_MAX_READ_WRITE_SIZE = 1048576;   // 1MB
}
```

### 3.2 RDMA Provider Interface

    @Test
    public void testValidMessageSize() throws Exception {
        validator.validateMessageSize(1024, false);
        validator.validateMessageSize(65535, true);
        validator.validateMessageSize(1048576, false); // 1MB for SMB2
    }

    @Test
    public void testMessageSizeTooSmall() throws Exception {
        assertThrows(SmbException.class, () -> {
            validator.validateMessageSize(20, false);