* @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);

                                boolean persistent =
                                        config.isUsePersistentHandles() && h.hasCapability(SmbConstants.CAP_PERSISTENT_HANDLES);
                                req.addDurableHandleV2Context(timeout, persistent);
                            }
                            persistentHandlesAdded = true;
                        }
                    } catch (RuntimeException e) {