r.received();

                if ( r.getDialectRevision() == Smb2Constants.SMB2_DIALECT_ANY ) {
                    return negotiate2(r);
                }
                else if ( r.getDialectRevision() != Smb2Constants.SMB2_DIALECT_0202 ) {
                    throw new CIFSException("Server returned invalid dialect verison in multi protocol negotiation");
                }

     */
    private static boolean isWorkgroup ( SmbResource r ) {
        try {
            return r.getLocator().isWorkgroup();
        }
        catch ( CIFSException e ) {
            log.debug("Failed to check for workgroup", e);
            return false;
        }
    }


    /**
     * {@inheritDoc}
     *
     * @see java.net.URLConnection#connect()
     */
    @Override