public long getTimestamp() { return timestamp; }
    public List<WitnessIPAddress> getNewIPAddresses() { return newIPAddresses; }
    public List<WitnessIPAddress> getOldIPAddresses() { return oldIPAddresses; }
}
```

### 4.3 Witness Client
```java
package jcifs.internal.witness;

import jcifs.dcerpc.*;
import jcifs.dcerpc.rpc.*;
import java.util.concurrent.*;