4 ms·Ask HN: Do you still use your old Raspberry 1? What for?2 points by rullopat 7y agomytdi 7y agoVoIP phone system (Asterisk PBX). http://www.raspberry-asterisk.org http://www.raspberry-asterisk.orgmytdi 7y agoPhone system (Asterisk PBX), using RasPBX.