code: function _markConnectionStable() {
        currentReconnectTimeMs = baseReconnectTimeMs;
        device.options.reconnectPeriod = currentReconnectTimeMs;
        //
        // Mark this timeout as expired
        //
        connectionTimer = null;
        connectionState = 'stable';
     }
docs: Timeout expiry function for the connection timer; once a connection is stable, reset the current reconnection time to the base value.