## 2. Protocol Specification Reference

- **MS-SWN**: Service Witness Protocol Specification
- **MS-SMB2 Section 3.2.4.24**: FSCTL_SRV_REQUEST_RESUME_KEY
- **MS-SMB2 Section 3.3.5.15.12**: Cluster Reconnect
- **MS-RRP**: Windows Remote Registry Protocol (for witness service discovery)

## 3. Witness Architecture

### 3.1 Witness Service Types
```java

    ticker.advance(8998);
    assertThat(stopwatch.toString()).isEqualTo("9.999 \u03bcs");
    stopwatch.reset();
    stopwatch.start();
    ticker.advance(1234567);
    assertThat(stopwatch.toString()).isEqualTo("1.235 ms");
    stopwatch.reset();
    stopwatch.start();
    ticker.advance(5000000000L);
    assertThat(stopwatch.toString()).isEqualTo("5.000 s");
    stopwatch.reset();
    stopwatch.start();

        this.lastHeartbeat = registrationTime;
        this.heartbeatFailures = 0;
        this.flags = WITNESS_REGISTER_IP_NOTIFICATION;
        this.contextHandle = new byte[20]; // MS-SWN context handle size
    }

    /**
     * Generates a unique registration ID.
     *
     * @return a unique registration identifier
     */
    private String generateRegistrationId() {

 */
package jcifs.internal.smb2.create;

import jcifs.internal.smb2.lease.Smb2LeaseKey;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Lease V2 Create Context Request
 *
 * MS-SMB2 2.2.13.2.10
 */
public class LeaseV2CreateContextRequest implements CreateContextRequest {

    /**
     * Context name for lease V2 request
     */
    public static final String CONTEXT_NAME = "RqL2";

import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.smb2.lease.Smb2LeaseKey;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Lease Break Notification
 *
 * MS-SMB2 2.2.23
 */
public class Smb2LeaseBreakNotification extends ServerMessageBlock2Response {

    private int structureSize;
    private int flags;
    private Smb2LeaseKey leaseKey;
    private int currentLeaseState;

te(0deg);transform:rotate(0deg)}to{-webkit-transform:rotate(1turn);transform:rotate(1turn)}}.fa-rotate-90{-ms-filter:"progid:DXImageTransform.Microsoft.BasicImage(rotation=1)";-webkit-transform:rotate(90deg);transform:rotate(90deg)}.fa-rotate-180{-ms-filter:"progid:DXImageTransform.Microsoft.BasicImage(rotation=2)";-webkit-transform:rotate(180deg);transform:rotate(180deg)}.fa-rotate-270{-ms-filter:"progid:DXImageTransform.Microsoft.BasicImage(rotation=3)";-webkit-transform:rotate(270deg);transfo...

 */
package jcifs.internal.smb2.create;

import jcifs.internal.smb2.lease.Smb2LeaseKey;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Lease V1 Create Context Request
 *
 * MS-SMB2 2.2.13.2.8
 */
public class LeaseV1CreateContextRequest implements CreateContextRequest {

    /**
     * Context name for lease request
     */
    public static final String CONTEXT_NAME = "RqLs";

 * Prefer to alternate IP addresses from different address families, (IPv6 / IPv4), starting with IPv6.
 * Don't start a new attempt until 250 ms after the most recent attempt was started.
 * Keep whichever TCP connection succeeds first and cancel all the others.
 * Race TCP only. Only attempt a TLS handshake on the winning TCP connection.

  private enum Timeout {
    MIN(Long.MIN_VALUE, "-oo"),
    MINUS_SMALL(-SMALL_TIMEOUT_MILLIS, "-" + SMALL_TIMEOUT_MILLIS + "ms"),
    ZERO(0L, "0ms"),
    SMALL(SMALL_TIMEOUT_MILLIS, SMALL_TIMEOUT_MILLIS + "ms"),
    LARGE(UNEXPECTED_HANG_DELAY_MILLIS * 2, (2 * UNEXPECTED_HANG_DELAY_MILLIS) + "ms"),
    MAX(Long.MAX_VALUE, "+oo");

    final long millis;
    final String label;

    Timeout(long millis, String label) {

import java.util.ArrayList;
import java.util.List;

import jcifs.dcerpc.ndr.NdrBuffer;
import jcifs.dcerpc.ndr.NdrException;

/**
 * WitnessAsyncNotify RPC message implementation for MS-SWN specification.
 * This message is used to receive asynchronous notifications from the witness service.
 */
public class WitnessAsyncNotifyMessage extends WitnessRpcMessage {

    // Input parameters for WitnessAsyncNotify