What is RTP - Real Time Transport Protocol?

RTP - short for Real Time Transport Protocol defines a standard packet format for delivering audio and video over the internet. It is defined in RFC 1889. It was developed by the Audio Video Transport Working group and was first published in 1996.

RTP and RTCP are closely linked – RTP delivers the actual data and RTCP is used for feedback on quality of service.

Links:
RFC 1889
What is RTCP?

IP PBX, SIP & VOIP common questions 

• What is SIP forking?
• What is an auto-attendant?
• What different types of CODECS are there?
• What is DID - Direct Inward Dialing?
• What is ECHO cancellation?
• What does ENUM mean?
• How does FAX work in VOIP environments?
• What is FOIP - Fax over IP?
• What do the terms FXS and FXO mean?
• What is H323?
• What are the benefits of an IP PBX?
• What SIP-based IP PBX's are available?
• IP PBX: How an IP PBX / VOIP phone system works
• What are IP Phones / IP Telephones?
• What is IVR / interactive voice response?
• Microsoft Response Point vs 3CX Phone System for Windows
• 10 reasons to switch to an IP PBX
• What is a PBX Phone System?
• What is RTCP - Real Time Transport Protocol?
• What is SDP - Session Description Protocol?
• What is SIP - Session Initiation Protocol?
• Example of SIP Call session between 2 phones
• SIP FAQ & INFO
• What are SIP Methods / Requests and Responses?
• What are SIP Phones?
• Can you list all known SIP responses?
• What is a SIP server?
• What is a SIP-URI?
• What is a STUN Server?
• What is T38 fax?
• What is Unified Communications?
• What is a voice mail system?
• What is Voice over IP?
• VOIP-defined
• VOIP FAQ & Info
• VOIP gateway information - Learn about VOIP gateways
• Check out these VOIP blogs and VOIP links
• Sip phones / VOIP Phones types
• What is a good source of VOIP info?
• What is a VoIP Telephone?
• VOIP Definitions