Did you lose it or set it loose? If it was meant to be your modem, it will find its way back to you.
*laugh* I will have to re-check to make certain, however I most probably did not set it LOOSE as the probability of such an inanimate object suddenly acquiring any semblance of self-mobility, ‘Transformer’ movies notwithstanding, would not later then necessitate any concern for its ‘self-imposed’ final destination.