Install a virtual GSM relay (BTS) on Android
With minimal work it’s possible to get gnuradio andOpenBTS working on the ARMEL architecture used on the Droid, allowing my Droid to act as a base station to which handsets can connect; the Droid then connects calls using an on-board Asterisk server and routes them to the PSTN via SIP over Verizon’s 3G network. The quick […]