* @param persistent true if this should be a persistent handle
     * @return the create GUID for this handle
     */
    public jcifs.internal.smb2.persistent.HandleGuid addDurableHandleV2Context(long timeoutMs, boolean persistent) {
        jcifs.internal.smb2.persistent.DurableHandleV2Request context =
                new jcifs.internal.smb2.persistent.DurableHandleV2Request(timeoutMs, persistent);