// Given
        request.setNotifyFlags(0);
        request.setCompletionFilter(0);

        // When - first write
        byte[] buffer1 = new byte[512];
        request.writeBytesWireFormat(buffer1, 0);

        // Update values
        request.setNotifyFlags(Smb2ChangeNotifyRequest.SMB2_WATCH_TREE);
        request.setCompletionFilter(0xFFF);

        // Second write
        byte[] buffer2 = new byte[512];

            NotifyResponse resp = null;
            if (th.isSMB2()) {
                final Smb2ChangeNotifyRequest r = new Smb2ChangeNotifyRequest(th.getConfig(), this.handle.getFileId());
                r.setCompletionFilter(this.filter);
                r.setNotifyFlags(this.recursive ? Smb2ChangeNotifyRequest.SMB2_WATCH_TREE : 0);
                req = r;
            } else {
                if (!th.hasCapability(SmbConstants.CAP_NT_SMBS)) {

    }

    /**
     * Set the completion filter specifying which changes to monitor
     *
     * @param completionFilter
     *            the completionFilter to set
     */
    public void setCompletionFilter(final int completionFilter) {
        this.completionFilter = completionFilter;
    }

    /**
     * {@inheritDoc}
     *

                    Smb2ChangeNotifyRequest request = new Smb2ChangeNotifyRequest();
                    request.setFileId(handle.directoryFile.getFileId());
                    request.setCompletionFilter(getNotificationFilter());
                    request.setWatchTree(false);  // Non-recursive for now
                    
                    Smb2ChangeNotifyResponse response = (Smb2ChangeNotifyResponse)