}
                    binding.setOption(key, val);
                    key = null;
                }
                break;
            default:
                si = arr.length;
            }

            si++;
        } while (si < arr.length);

        if (binding == null || binding.endpoint == null) {
            throw new DcerpcException("Invalid binding URL: " + str);
        }

        this.binding = null;
    }

    /**
     * Constructs a DcerpcHandle with the specified CIFS context and binding
     *
     * @param tc
     *            the CIFS context for this handle
     * @param binding
     *            the DCE/RPC binding for this connection
     */
    public DcerpcHandle(final CIFSContext tc, final DcerpcBinding binding) {
        this.transportContext = tc;

        AvPairs.replace(serverAvPairs, new AvTimestamp(ts));

        if (targetName != null) {
            AvPairs.replace(serverAvPairs, new AvTargetName(targetName));
        }

        // possibly add channel bindings
        AvPairs.replace(serverAvPairs, new AvPair(0xa, new byte[16]));
        AvPairs.replace(serverAvPairs, new AvSingleHost(tc.getConfig()));

        return AvPairs.encode(serverAvPairs);
    }

    /**

            // When: Parsing the binding URL
            DcerpcBinding binding = DcerpcHandle.parseBinding(url);

            // Then: Should parse correctly
            assertNotNull(binding);
            assertEquals(expectedProto, binding.getProto());
            assertEquals(expectedServer, binding.getServer());
            assertEquals(expectedEndpoint, binding.getEndpoint());
        }

     */
    @Size(max = 1000)
    public String ldapBaseDn;

    /**
     * LDAP filter for finding user accounts.
     * Defines the search filter used to locate user accounts in LDAP.
     */
    @Size(max = 1000)
    public String ldapAccountFilter;

    /**
     * LDAP filter for finding groups.
     * Defines the search filter used to locate groups in LDAP.
     */
    @Size(max = 1000)

    }

    /**
     * Get channel binding hash
     *
     * @return binding hash bytes
     */
    public byte[] getBindingHash() {
        return bindingHash;
    }

    /**
     * Set channel binding hash
     *
     * @param bindingHash binding hash bytes
     */
    public void setBindingHash(byte[] bindingHash) {

    }

    @Test
    @DisplayName("Should handle session binding scenarios")
    void testSessionBindingScenarios() throws Exception {
        // Test both true and false session binding
        boolean[] bindingValues = { true, false };

        for (boolean binding : bindingValues) {
            // Given
            Smb2SessionSetupRequest req =

            // Then
            assertNotNull(bindWithNullBinding, "Constructor should handle null binding");
            Field bindingField = DcerpcBind.class.getDeclaredField("binding");
            bindingField.setAccessible(true);
            assertNull(bindingField.get(bindWithNullBinding), "Binding should be null");
        }
    }

    @Nested
    @DisplayName("Opnum Tests")
    class OpnumTests {

- **MS-SMB2 Section 3.3.5.15.12**: Channel Binding

## 3. Multi-Channel Architecture

### 3.1 Channel States
```java
public enum ChannelState {
    DISCONNECTED(0),     // Not connected
    CONNECTING(1),       // Connection in progress
    AUTHENTICATING(2),   // Authentication in progress
    ESTABLISHED(3),      // Ready for use
    BINDING(4),         // Channel binding in progress

    }

    /**
     * Perform channel binding for a channel
     *
     * @param channel channel to bind
     * @throws IOException if binding fails
     */
    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