Using virtual phone numbers for calls and texts via Session Initiation Protocol (SIP) using LINPHONE and /e/ OS (Android)
1 Introduction After having happily used a custom Android OS called /e/ OS [1] for several years with refurbished Samsung mobile phones, my provider COMVIQ (Sweden) has now at the beginning of December 2025 switched off its G2/G3 mobile phone networks [2], leaving only G4 and G5 activated. As a consequence, I cannot make or…








