【正文】 econtext=。tag=1111111111CallID: 561128295_185090136CSeq: 561128295 INVITEAllow: INVITE, ACK, CANCEL, BYE, PRACK, UPDATERecordRoute: sip::5060。user=phone。user=phone。tag=1111111111CallID: 561128295_185090136CSeq: 561128295 INVITEAllow: INVITE, ACK, CANCEL, BYE, PRACK, UPDATERecordRoute: sip::5060。branch=z9hG4bK3624637363MaxForwards: 70From: 18406630020 sip:001010123456789。audio。transport=udpStatus: 200 OK說明：[MS NW] 手機語音呼叫用戶0123456789[NW MS] 網(wǎng)絡(luò)回復(fù)100 Trying，開始尋呼[NW MS] 網(wǎng)絡(luò)回復(fù)180 Ringing，找到被叫，響鈴振鈴[MS NW] 手機用PRACK回復(fù)100rel，通知網(wǎng)絡(luò)已收到振鈴消息[NW MS] 網(wǎng)絡(luò)回復(fù)200 OK (PRACK)[NW MS] 網(wǎng)絡(luò)回復(fù)200 OK (INVITE)，被叫應(yīng)答[MS NW] 主叫回復(fù)ACK，呼叫建立……………………. ……………………. 通話中 ……………………. …………………….[MS NW] 主叫發(fā)BYE掛機[NW MS] 網(wǎng)絡(luò)回復(fù)200 OK，掛斷電話空口消息如下：DLRRC CONNECTION RECONFIGURATIONULRRC CONNECTION RECONFIGURATION COMPLETEULESM: ACTIVATE DEDICATED EPS BEARER CONTEXT ACCEPT//專用承載建立DLRRC CONNECTION RECONFIGURATIONULRRC CONNECTION RECONFIGURATION COMPLETEULESM: DEACTIVATE EPS BEARER CONTEXT ACCEPT//恢復(fù)默認承載具體的SIP消息：INVITE sip:0123456789。audio。+=urn:gsma:imei:865407010000000Route: sip::5060。tag=559862614To: sip:001010123456789。+=urn:gsma:imei:865407010000000。詳細內(nèi)容請閱讀SIP協(xié)議。 省公司HSS簽約數(shù)據(jù)要求如表81所示。IMPU用于用戶之間進行通訊，采用SIP URI格式或者TEL URI格式， URI和2個SIP URI。VoLTE Log分析與主要SIP消息 高通在IMS產(chǎn)品介紹會上明確說明將VoLTE代碼封裝在Modem里，故VoLTE的Log主要是在Modem里；在Main Log 和 Radio Log里的信息量較少或壓根沒有輸出；Net Log里是SIP消息相關(guān)的，主要是看SIP消息的流程、配置有沒有問題。其中TEL URI用戶可見，用于業(yè)務(wù)發(fā)起與終結(jié)業(yè)務(wù)。高通文檔對SIM卡要求的描述如下： The UICC card needs to have an ISIM application along with the proper credentials for IMS registration. The credentials include: From the USIM Mobile Subscriber Integrated Services Digital Network Number (MSISDN) – Generally the phone number of the device From the ISIM IMS Private Identity (IMPI) IMS Public Identity (IMPU) Domain – Domain of the home network Security Key – Subscriber key for security authentication OP – Operator algorithm configuration value AuthScheme parameters – Algorithms for security authentication3. 網(wǎng)絡(luò) 要注冊到支持VoLTE的LTE網(wǎng)絡(luò)，并且數(shù)據(jù)網(wǎng)絡(luò)開關(guān)要打開，Default APN要設(shè)置好，Default APN 和 IMS APN的IP地址類型要設(shè)置好（如：IPV4V6）。 中移動在IMS用的SIP，有部分擴展，詳細內(nèi)容請閱讀《中國移動CMIMS(SIP)技術(shù)規(guī)范》的第2部分《中國移動CMIMS(SIP)技術(shù)規(guī)范_第2部分：》，該文檔描述了CMIMS所用的SIP的格式，信息頭名稱簡寫也可以查到。+=urn%3Aurn7%。tag=987654321CallID: 559862608_185027992CSeq: 559862607 REGISTERAllow: INVITE, ACK, CANCEL, BYE, PRACK, MESSAGEWWWAuthenticate: digest realm=,nonce=oM42/i7uOko6JtopNRZQTM1qu1w9soAAoN8UzWq73D0=,qop=auth,opaque=3c6d55553a25424297fe4c604283c04d,algorithm=AKAv1MD5ContentLength: 0REGISTER sip: SIP/f: sip:001010123456789。lrPAccessNetworkInfo: 3GPPEUTRANTDD。video。phonecontext=。videoRoute: sip::5060。tag=561128308To: sip:0123456789。lrRequire: 100relSupported: preconditionSupported: 100relRSeq: 1Privacy: noneUserAgent: AnritsuVirtualUA/4596ContentLength: 0Contact: sip:0123456789:55379。tag=1111111111CallID: 561128295_185090136CSeq: 561128296 PRACKUserAgent: AnritsuVirtualUA/4596ContentLength: 0v: SIP/:5060。tag=1111111111CallID: 561128295_185090136CSeq: 561128296 PRACKAllow: INVITE, ACK, CANCEL, BYE, PRACK, UPDATERecordRoute: sip::5060。lrUserAgent: AnritsuVirtualUA/4596ContentType: application/sdpContentLength: 465Contact: sip:0123456789:55379。user=phone。branch=z9hG4bK3262761237MaxForwards: 70PAccessNetworkInfo: 3GPPEUTRANTDD。lrPrivacy: noneUserAgent: AnritsuVirtualUA/4596ContentLength: 0Contact: sip:0123456789:55379。tag=1111111111Allow: INVITE, PRACK, UPDATE, ACK, BYE, CANCELSupported: 100relSupported: preconditionAcceptContact: *。branch=z9hG4bKe9f77cafd88b452dab9752198ad5e94f28。branch=z9hG4bKf3b6a856a57d467e9437f54d214995ea21dbba51CallID: c64488da3d6644409c0b6324e3cd911cCSeq: 9001 INVITETo: sip:001010123456789。branch=z9hG4bKe9f77cafd88b452dab9752198ad5e94f28。videoRecordRoute: sip:。transport=udpVia: SIP/:60115。branch=z9hG4bKf3b6a856a57d467e9437f54d214995eaae85bb3fCallID: c64488da3d6644409c0b6324e3cd911cCSeq: 9002 BYETo: sip:001010123456789。+=urn%3Aurn7%。tag=561512215To: sip:001010123456789。 《IMS：IP多媒體子系統(tǒng)概念與服務(wù)》 (原書第3版) 紙質(zhì)書籍 不僅描述了IMS關(guān)鍵概念、體系結(jié)構(gòu)、主要過程和典型業(yè)務(wù)，而且針對IMS多媒體電話、IMS語音呼叫連續(xù)性、IMS轉(zhuǎn)接、IMS本地號碼、緊急會話、IMS中的通信服務(wù)標識、支持固網(wǎng)接入的新的認證模型、NAT穿越和全球可路由用戶代理URI等新內(nèi)容進行了深入淺出的剖析?！禝MS:IP多媒體子系統(tǒng)概念與服務(wù)(原書第3版)》共分3部分，有13章，詳細地分析了IMS注冊、IMS多媒體電話以及語音呼叫連續(xù)性的例子，對每個實體上的過程進行詳細介紹。+=urn%3Aurn7%。audio。tag=1111111111ContentLength: 0RecordRoute: sip:。tag=733280944From: sip:0123456789。 utrancellid3gpp=0010100010000000k: 100rel,fromchangeAllow: INVITE,ACK,CANCEL,BYE,UPDATE,PRACK,MESSAGE,REFER,NOTIFY,INFOv=0o=root 5000 1000 IN IP4 s=QC VOIPc=IN IP4 t=0 0m=audio 50010 RTP/AVP 107 101b=AS:30b=RS:0b=RR:0a=rtpmap:107 AMRWB/16000a=fmtp:107 octetalign=1。transport=udp,SIP/:60115。tag=1111111111ContentLength: 0Contact: sip:001010123456789:5060。transport=udp,SIP/:60115。require。phonecontext=。lrPPreferredIdentity: sip:001010123456789SIP/ 200 OKMaxForwards: 70Via: SIP/:5060。lrBYE sip:0123456789:55379。maxred=0a=rtpmap:102 AMR/8000a=fmtp:102 modechangecapability=2。transport=udpSIP/ 200 OKMaxForwards: 70Via: SIP/:5060。 utrancellid3gpp=0010100010000000RAck: 1 5611282