This video goes with Chapter 4 in the Packet Guide to Voice over IP (VoIP) from O'Reilly. In this video we will chat about the Real Time Transport Protocol (RTP) and it's companion the Real Time Transport Control Protocol (RTCP). These can be found in RFCs 3550 (1889) and 3551. They describe the mechanisms for carrying and measuring voice packets across a data network. Related: Journey to VoIP step 4 - Voice transport via RTP: Journey to VoIP step 5 - Real Time Control Protocol (RTCP): Here's the book for VoIP: Packet Guide to Voice over IP: For more VoIP content, here is the VoIP playlist: Books and other products for networkers Packet Guide to Core Network Protocols: Packet Guide to Routing and Switching: Network Engineering Fundamentals: Advanced Network Engineering: Virtualization, Networking, and Storage: