raspberry-pi-4 Raspberry Pi 4 as Hotspot Install a Hotspot in Raspberry Pi 4 with autohotspot. Make the file executable: chmod +x autohotspotN-setup.sh autohotspotN-setup.sh Source: https://www.youtube.com/watch?v=Uy6xbC0Hiew VOIP with Raspberry Pi 4, Kamailio & Postgres Check: Raspberry Pi 4 - Kamailio-Postgres