Prowid course material: https://kurslar.prowid.com/en/index.php?id=lesson&m=3573
Voice over IP: Codecs, RTP, DTMF and Quality · RTP and RTCP
rtcp-mux: multiplexing RTP and RTCP on a single port (RFC 5761)
🔒 This is the beginning of the lesson. The full lesson is available with a subscription.