【正文】 .... 77 Mk 接口： ................................................................................................ 77 Dx 接口： ................................................................................................. 77 ISC 接口： ................................................................................................ 78 IMS 核心網(wǎng)總體技術(shù)方案 CNGI 通用業(yè)務(wù)平臺項(xiàng)目組 第 4 頁 共 108 頁 Sh 接口： .................................................................................................. 78 Si 接口 ： .................................................................................................. 78 Ut 接口： .................................................................................................. 78 Dh 接口： ................................................................................................. 78 Rf 接口： .................................................................................................. 78 12 公共的接口格式定義 ........................................................................................ 79 13 研究課題 .......................................................................................................... 79 基于 IMS 的移動和固定融合 ...................................................................... 79 IMS 的 IPV6 組網(wǎng) ...................................................................................... 82 IMS 計費(fèi) ................................................................................................... 94 14 編制歷史 .........................................................................................................108 IMS 核心網(wǎng)總體技術(shù)方案 CNGI 通用業(yè)務(wù)平臺項(xiàng)目組 第 5 頁 共 108 頁 前 言 IMS 核心網(wǎng)總體技術(shù)方案 CNGI 通用業(yè)務(wù)平臺項(xiàng)目組 第 6 頁 共 108 頁 1 范圍 本 方案 描述了 CNGI 通用業(yè)務(wù)平臺項(xiàng)目中 IMS 核心網(wǎng)部分 的 主要網(wǎng)元、功能 、 接口 、流程 等方面，并 對相關(guān)的課題進(jìn)行研究 。 2 引用標(biāo)準(zhǔn) 本方案引用 下列標(biāo)準(zhǔn)所包含的條文。 對于 3GPP 標(biāo)準(zhǔn)基于 2020 年 3 月的版本，同時 本方案盡可能 使用 所有 標(biāo)準(zhǔn)最新版本。 [1] 3GPP TR : Vocabulary for 3GPP Specifications [2] 3GPP TS : Network architecture. [3] 3GPP TS : Numbering, addressing and identification. [4] 3GPP TS : Quality of Service (QoS) concept and architecture. [5] 3GPP TS : IP Multimedia (IM) Session Handling。 IM call model. [6] 3GPP TS : Architectural requirements. [7] 3GPP TS : IP multimedia subsystem。 Stage 2. [8] 3GPP TS : IP multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP)； Stage 3. [9] 3GPP TS : Interworking between the IM CN subsystem and IP works. [10 3GPP TS : Policy control over Go interface. [11 3GPP TS : End to end Quality of Service (QoS) signalling flows. [12] 3GPP TS : Policy control over Gq interface. [13 3GPP TS : IP Multimedia (IM) Subsystem Cx and Dx Interfaces。 Signalling flows and message contents. [14 3GPP TS : Cx and Dx Interfaces based on the Diameter protocol, Protocol details. [15] 3GPP TS : Telemunication management。 Charging management。 Charging architecture and principles. [16] 3GPP TS : Telemunication management。 Charging management。 IP Multimedia Subsystem (IMS) charging. [17] 3GPP TS : 3G Security。 Security architecture. [18] 3GPP TS : Access security for IP based services. [19] RFC 2401 (November 1998): Security Architecture for the Inter Protocol. [20] RFC 2403 (November 1998) The Use of HMACMD596 within ESP and AH. [21] RFC 2404 (November 1998) The Use of HMACSHA196 within ESP and AH. [22] RFC 2462 (November 1998): IPv6 Address Autoconfiguration. [23] RFC 2617 (June 1999): HTTP Authentication: Basic and Digest Access Authentication. IMS 核心網(wǎng)總體技術(shù)方案 CNGI 通用業(yè)務(wù)平臺項(xiàng)目組 第 7 頁 共 108 頁 [24] RFC 2806 (April 2020): URLs for Telephone Calls. [25] RFC 2833 (May 2020): RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals. [26] RFC 2916 (September 2020): number and DNS. [27] RFC 2976 (October 2020): The SIP INFO method. [28] RFC 3041 (January 2020): Privacy Extensions for Stateless Address Autoconfiguration in IPv6. [29] RFC 3261 (June 2020): SIP: Session Initiation Protocol. [30] RFC 3262 (June 2020): Reliability of provisional responses in Session Initiation Protocol (SIP). [31] RFC 3265 (June 2020): Session Initiation Protocol (SIP) Specific Event Notification. [32] RFC 3311 (September 2020): The Session Initiation Protocol (SIP) UPDATE method. [33] RFC 3312 (October 2020): Integration of resource management and Session Initiation Protocol (SIP). [34] RFC 3313 (January 2020): Private Session Initiation Protocol (SIP) Extensions for Media Authorization. [35] RFC 3320 (March 2020): Signaling Compression (SigComp). [36] RFC 3323 (November 2020): A Privacy Mechanism for the Session Initiation Protocol (SIP). [37]RFC 3325 (November 2020): Private Extensions to the Session Initiation Protocol (SIP) for Network Asserted Identity within Trusted Networks. [38] RFC 3608 (October 2020): Session Initiation Protocol (SIP) Extension Header Field for Service Route Discovery During Registration. [39] draftietfmmusicsdpnew13 (May 2020): SDP: Session Description Protocol. [40] RFC 3315 (July 2020): Dynamic Host Configuration Protocol for IPv6 (DHCPv6). [41] RFC 3319 (July 2020): Dynamic Host Configuration Protocol (DHCPv6) Options for Session Initiation Protocol (SIP) Servers. [42] RFC 3485 (February 2020): The Session Initiation Protocol (SIP) and Session Description Protocol (SDP) static dictionary for Signaling Compression (SigComp). [43] RFC 3680 (March 2020): A Session Initiation Protocol (SIP) Event Package for Registrations. [44] RFC 3428 (December 2020): Session Initiation Protocol (SIP) Extension for Instant Messaging. 3 相關(guān)術(shù)語與縮略語解釋 縮略語 英文 中文 AS Application Server 應(yīng)用服務(wù)器 B2BUA BacktoBack User Agent 背靠背用戶代理 BGCF Breakout Gateway Control Function 出口網(wǎng)關(guān)控制功能 IMS 核心網(wǎng)總體技術(shù)方案 CNGI 通用業(yè)務(wù)平臺項(xiàng)目組 第 8 頁 共 108 頁 CCF Charging Collection Function 計費(fèi)收集功能 CDR Charging Data Recor