RFC版本號

名稱

備註

1889

RTP: A Transport Protocol for Real-Time Applications

早期RTP協議，RTP v1

1890

RTP Profile for Audio and Video Conferences with Minimal Control

RTP的負載型別定義，對應於RTP v1

2198

RTP Payload for Redundant Audio Data

傳送音訊冗餘資料的機制，FEC的雛形

3550

RTP: A Transport Protocol for Real-Time Applications

現用RTP協議，RTP v2

3551

RTP Profile for Audio and Video Conferences with Minimal Control

RTP的負載型別定義，對應於RTP v2

3611

RTP Control Protocol Extended Reports (RTCP XR)

RTCP的拓展報文即XR報文定義

3640

RTP Payload Format for Transport of MPEG-4 Elementary Streams

RTP負載為MPEG-4的格式定義

3711

The Secure Real-time Transport Protocol (SRTP)

RTP媒體流採用AES-128對稱加密

3984

RTP Payload Format for H.264 Video

RTP負載為H264的格式定義，已被6184取代

4103

RTP Payload for Text Conversation

RTP負載為文字或者T.140的格式定義

4585

Extended RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/AVPF)

NACK定義，通過實時的RTCP進行丟包重傳

4587

RTP Payload Format for H.261 Video Streams

H261的負載定義

4588

RTP Retransmission Payload Format

RTP重傳包的定義

4961

Symmetric RTP / RTP Control Protocol (RTCP)

終端收發埠用同一個，叫做對稱的RTP，便於DTLS加密

5104

Codec Control Messages in the RTP Audio-Visual Profile with Feedback (AVPF)

基於4585實時RTCP訊息，來控制音視訊編碼器的機制

5124

Extended Secure RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/SAVPF)

SRTP的丟包重傳

5285

A General Mechanism for RTP Header Extensions

RTP 擴充套件頭定義，可以擴充套件1或2個位元組，比如CSRC，已被8285協議替代

5450

Transmission Time Offsets in RTP Streams

計算RTP的時間差，可以配合抖動計算

5484

Associating Time-Codes with RTP Streams

RTP和RTCP中時間格式的定義

5506

Support for Reduced-Size Real-Time Transport Control Protocol (RTCP): Opportunities and Consequences

RTCP壓縮

5669

The SEED Cipher Algorithm and Its Use with the Secure Real-Time Transport Protocol (SRTP)

SRTP的對稱加密演算法的種子使用方法

5691

RTP Payload Format for Elementary Streams with MPEG Surround Multi-Channel Audio

對於MPEG-4中有多路音訊的RTP負載格式的定義

5760

RTP Control Protocol (RTCP) Extensions for Single-Source Multicast Sessions with Unicast Feedback

RTCP對於單一源進行多播的反饋機制

5761

Multiplexing RTP Data and Control Packets on a Single Port

RTP和RTCP在同一埠上傳輸

6051

Rapid Synchronisation of RTP Flows

多RTP流的快速同步機制，適用於MCU的處理

6128

RTP Control Protocol (RTCP) Port for Source-Specific Multicast (SSM) Sessions

RTCP對於多播中特定源的反饋機制

6184

RTP Payload Format for H.264 Video

H264的負載定義

6188

The Use of AES-192 and AES-256 in Secure RTP

SRTP拓展定義AES192和AES256

6189

ZRTP: Media Path Key Agreement for Unicast Secure RTP

ZRTP的定義，非對稱加密，用於金鑰交換

6190

RTP Payload Format for Scalable Video Coding

H264-SVC的負載定義

6222

Guidelines for Choosing RTP Control Protocol (RTCP) Canonical Names (CNAMEs)

RTCP的CNAME的選定規則，可根據RFC 4122的UUID來選取

6798 6843 6958 7002 7003 7097

RTP Control Protocol (RTCP) Extended  Report (XR) Block for XXX

RTCP的XR報文，關於各個方面的定義

6904

Encryption of Header Extensions in the Secure Real-time Transport Protocol

SRTP的RTP頭資訊加密

7022

Guidelines for Choosing RTP Control Protocol (RTCP) Canonical Names (CNAMEs)

RTCP的CNAME的選定規則，修訂6222

7160

Support for Multiple Clock Rates in an RTP Session

RTP中的碼流取樣率變化的處理規則，音訊較常見

7164

RTP and Leap Seconds

RTP時間戳的校準機制

7201

Options for Securing RTP Sessions

RTP的安全機制的建議，什麼時候用DTLS，SRTP，ZRTP或者RTP over TLS等

7202

Securing the RTP Framework: Why RTP Does Not Mandate a Single Media Security Solution

RTP的安全機制的補充說明

7656

A Taxonomy of Semantics and Mechanisms for               Real-Time Transport Protocol (RTP) Sources

RTP在webrtc中的應用場景

7667

RTP Topologies

在MCU等複雜系統中，RTP流的設計規範

7741

RTP Payload Format for VP8 Video

負載為vp8的定義

8082

Using Codec Control Messages in the RTP Audio-Visual Profile with                      Feedback with Layered Codecs

基於4585實時RTCP訊息，來控制分層的音視訊編碼器的機制，對於5104協議的補充

8083

Multimedia Congestion Control: Circuit Breakers for Unicast RTP Sessions

RTP的擁塞處理之碼流環回的處理

8108

Sending Multiple RTP Streams in a Single RTP Session

單一會話，單一埠傳輸所有的RTP/RTCP碼流，對現有RTP/RTCP機制的總結

8285

A General Mechanism for RTP Header Extensions

RTP 擴充套件頭定義，可以同時擴充套件為1或2個位元組