* This operation releases resources associated with the handle.
     */
    public static class SamrCloseHandle extends DcerpcMessage {

        @Override
        public int getOpnum() {
            return 0x01;
        }

        /** The return value of the operation */
        public int retval;
        /** The handle to be closed */
        public rpc.policy_handle handle;

        /**

    static final byte SMB_COM_DELETE_DIRECTORY = (byte) 0x01;
    static final byte SMB_COM_CLOSE = (byte) 0x04;
    static final byte SMB_COM_DELETE = (byte) 0x06;
    static final byte SMB_COM_RENAME = (byte) 0x07;
    static final byte SMB_COM_QUERY_INFORMATION = (byte) 0x08;
    static final byte SMB_COM_WRITE = (byte) 0x0B;
    static final byte SMB_COM_CHECK_DIRECTORY = (byte) 0x10;
    static final byte SMB_COM_TRANSACTION = (byte) 0x25;

        // Verify content
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, buffer[0]);
        assertEquals(0x00, buffer[1]);
        assertEquals(0x03, buffer[2]); // Low byte of 0x0103
        assertEquals(0x01, buffer[3]); // High byte of 0x0103
    }

    @DisplayName("Test toString with different information levels")
    @ParameterizedTest
    @CsvSource({ "-1, fff", // SMB_INFO_ALLOCATION

    @DisplayName("Test attributes with OR operation")
    void testAttributesWithOrOperation() {
        // The constructor ORs attributes with 0x80
        trans2SetFileInfo = new Trans2SetFileInformation(config, TEST_FID, 0x01, // FILE_ATTRIBUTE_READONLY
                TEST_CREATE_TIME, TEST_LAST_WRITE_TIME, TEST_LAST_ACCESS_TIME);

        // The constructor should create FileBasicInfo with attributes | 0x80

   * {@code ByteBuffer.allocate(2).putShort(value).array()}. For example, the input value {@code
   * (short) 0x1234} would yield the byte array {@code {0x12, 0x34}}.
   *
   * <p>If you need to convert and concatenate several values (possibly even of different types),
   * use a shared {@link java.nio.ByteBuffer} instance, or use {@link

   * {@code ByteBuffer.allocate(2).putShort(value).array()}. For example, the input value {@code
   * (short) 0x1234} would yield the byte array {@code {0x12, 0x34}}.
   *
   * <p>If you need to convert and concatenate several values (possibly even of different types),
   * use a shared {@link java.nio.ByteBuffer} instance, or use {@link

                if (pathInfo == null || server == null) {
                    final String mb = nameServiceClient.getNbtByName(NbtAddress.MASTER_BROWSER_NAME, 0x01, null).getHostAddress();
                    dc = nameServiceClient.getByName(mb);
                } else {
                    dc = nameServiceClient.getByName(server, possibleWorkgroup);
                }

### 3.1 Lease State Flags
```java
public class Smb2LeaseState {
    // Lease state flags (can be combined)
    public static final int SMB2_LEASE_NONE           = 0x00;
    public static final int SMB2_LEASE_READ_CACHING   = 0x01;  // R - Read caching
    public static final int SMB2_LEASE_HANDLE_CACHING = 0x02;  // H - Handle caching  
    public static final int SMB2_LEASE_WRITE_CACHING  = 0x04;  // W - Write caching
    
    // Common combinations

     * implementation.
     */

    /** SMB2 negotiate protocol command */
    protected static final short SMB2_NEGOTIATE = 0x00;
    /** SMB2 session setup command */
    protected static final short SMB2_SESSION_SETUP = 0x01;
    /** SMB2 logoff command */
    protected static final short SMB2_LOGOFF = 0x02;
    /** SMB2 tree connect command */
    protected static final short SMB2_TREE_CONNECT = 0x0003;
    /** SMB2 tree disconnect command */

     */
    public void performChannelBinding(ChannelInfo channel) throws IOException {
        // MS-SMB2 3.2.4.1.6: Alternative Channel Creation
        // Channel binding requires SMB2_SESSION_FLAG_BINDING (0x01) in session setup

        // Calculate channel binding hash per MS-SMB2 3.2.5.3.1
        byte[] bindingInfo = calculateBindingInfo(channel);
        byte[] bindingHash = calculateBindingHash(bindingInfo);