基础培训IMS注册流程深入分析ISSUE500

Page0修订记录课程编码适用产品产品版本课程版本ISSUEXXXXXXXXXXXXXXXXX开发/优化者时间审核人开发类型（新开发/优化）胡伟琴2010.4XXX新开发本页不打印IMS注册信令分析深入Page2参考资料IMS产品手册Page3目录注册过程消息头域的处理与分析配置命令与消息头域参数的对应关系案例分析Page4目录注册过程消息头域的处理与分析

配置命令与消息头域参数的对应关系案例分析Page5目录注册过程消息头域的处理与分析1.1Register1.24011.3Register（后续请求）1.42001.5Register(三方注册)Page6注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.RegisterPage7P-CSCF处理第一个Register消息Request-URI：用户归属域域名，P-CSCF根据该域名查询DNS将该Register请求路由到归属的I-CSCFFrom：携带发起方的身份即注册用户的公共身份标识Authorization：鉴权向量头域，其中参数username为用户的私有身份标识；Expires：标识用户注册时长，0为注销，非0为注册Contact：用户的联系地址，用于标识主叫的IP地址和端口号Call-ID：会话标识，整个注册流程不变P-Visited-Network-ID：拜访网络标识，P-CSCF根据PCSCF表对象的数据添加该标志Path：P-CSCF将自己的主机名添加到Path头域VIA：用于响应消息路由，P-CSCF将自己添加到VIA头域中P-Charging-Vector：携带计费信息,产生全球唯一计费标识ICID。P-Access-Network-Info：携带用户接入位置信息。如果P-CSCF查询CLF并且CLF返回了响应，则使用CLF返回的信息填写，否则使用UE提供的信息，UE没有提供则采用P-CSCF上配置的值。Page8PCSCF接收到UE的注册消息（1）REGISTERsip:SIP/2.0Via:SIP/2.0/UDP2:10009;branch=z9hG4bK96ed347b4f61685db5e6ec273e7e0400Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=96ed347b4f61685db5e6ec273e7e0400To:<sip:Impu-FIX-46001475731-0087@>CSeq:18081REGISTERMax-Forwards:70Contact:<sip:2:10009;transport=udp>;expires=3600Authorization:Digestusername="Impi-FIX-46001475731-0087@",realm="",uri="sip:",algorithm=MD5Supported:pathContent-Length:0Page9PCSCF处理完发出的注册消息（2）REGISTERsip:SIP/2.0Via:SIP/2.0/UDP02:5060;branch=z9hG4bKc67a9n9db7vcvc4c6lclna88s;Role=1;Dpt=75e2_16,SIP/2.0/UDP3:14657;branch=z9hG4bK44618dd96c5766a092f8c85d764cbfc3;rport=14657Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=96ed347b4f61685db5e6ec273e7e0400To:<sip:Impu-FIX-46001475731-0087@>CSeq:18081REGISTERMax-Forwards:69Supported:pathContact:<sip:2:10009;transport=udp>;expires=3600Path:<sip:term@;lr;ssn;Dpt=75e2_86>//P-CSCF的主机名P-Visited-Network-ID:““//拜访网络标识P-Charging-Vector:icid-value=“78f32f819e10cf148de3d7af70c5142e.3483116445.4.11“//产生的计费标识Authorization:Digest username="Impi-FIX-46001475731-0087@", realm="",uri="sip:", algorithm=MD5User-Agent:Fixed-SipP-Access-Network-Info:IEEE-802.11;"location-info=2"Require:pathP-CSCF的地址Page10注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE2.Register3.Register1.RegisterPage11I-CSCF处理第一个Register消息From：携带发起方的身份即注册用户的公共身份标识，I-CSCF根据该用户名查询HSS，获取可服务的S-CSCFP-Visited-Network-ID：拜访网络标识，I-CSCF将该头域内容通过Cx接口发送到HSS，查询该拜访网络是否运行漫游。HSS将该头域内容与用户开户数据中漫游模板内容比对，相同则返回成功。Request-URI：SCSCF地址；通过用户的公共身份标识到HSS上获取用户的能力集，与ICSCF本地配置的能力集比较选择出合适的SCSCF后，将其放在此头域中将消息转发给SCSCF。VIA：用于响应消息路由，I-CSCF将自己添加到VIA头域中Path：PCSCF的主机名，如果存在拓扑隐藏，I-CSCF将自己的地址添加到Path头域顶跳Page12ICSCF接收到的注册消息（2）REGISTERsip:SIP/2.0Via:SIP/2.0/UDP02:5060;branch=z9hG4bK7dbisi7cdvbwvdb8cab7wt899;Role=1;Dpt=75e2_16,SIP/2.0/UDP2:10009;branch=z9hG4bK96ed347b4f61685db5e6ec273e7e0400;rport=10009Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=96ed347b4f61685db5e6ec273e7e0400To:<sip:Impu-FIX-46001475731-0087@>CSeq:18081REGISTERMax-Forwards:69Supported:pathContact:<sip:2:10009;transport=udp>;expires=3600Path:<sip:term@;lr;ssn;Dpt=75e2_86>P-Visited-Network-ID:""P-Charging-Vector:icid-value="78f32f819e10cf148de3d7af70c5142e.3484458669.1.11"Authorization:Digest username="Impi-FIX-46001475731-0087@", realm="",uri="sip:", algorithm=MD5User-Agent:Fixed-SipP-Access-Network-Info:IEEE-802.11;"location-info=2"Require:pathContent-Length:0Page13ICSCF发送到HSS的UAR消息用户公有身份标识用户私有身份标识拜访网络标识标识当前流程为注册Page14ICSCF接收到HSS返回的UAA消息用户必选能力集用户可选能力集Page15ICSCF处理完发出的注册消息（3）REGISTERsip:;transport=udp;RegState=2SIP/2.0//S-CSCF的地址Via:SIP/2.0/UDP03:5060;branch=z9hG4bKl68tbsdi7clwn9c4w46idtvns;Role=1;Dpt=75e6_16,SIP/2.0/UDP02:5060;branch=z9hG4bKc67a9n9db7vcvc4c6lclna88s;Role=1;Dpt=75e2_16,SIP/2.0/UDP3:14657;branch=z9hG4bK44618dd96c5766a092f8c85d764cbfc3;rport=14657//I-CSCF的地址Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=96ed347b4f61685db5e6ec273e7e0400To:<sip:Impu-FIX-46001475731-0087@>CSeq:18081REGISTERAuthorization:Digest username="Impi-FIX-46001475731-0087@", realm="",uri="sip:", algorithm=MD5Contact:<sip:2:10009;transport=udp>;expires=3600Max-Forwards:68Require:pathSupported:pathUser-Agent:Fixed-SipPath:<sip:term@;lr;ssn;Dpt=75e2_86>P-Visited-Network-ID:""P-Access-Network-Info:IEEE-802.11;"location-info=2"P-Charging-Vector:icid-value="78f32f819e10cf148de3d7af70c5142e.3484458669.1.11"Page16注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE3.Register1.Register2.RegisterPage17S-CSCF处理第一个Register消息Request-URI：注册SCSCF的主机名From：携带发起方的身份即注册用户的公共身份标识Authorization：鉴权向量头域，其中参数username为用户的私有身份标识；algorithm为用户使用的鉴权算法；realm为鉴权域名；uri为鉴权服务器名；Expires：标识用户注册时长，0为注销，非0为注册Contact：用户的联系地址，用于标识主叫的IP地址和端口号Call-ID：会话标识，整个注册流程不变P-Visited-Network-ID：拜访网络标识，用于S-CSCF判断是否是本域接入Page18SCSCF接收到的注册消息（3）REGISTERsip:;RegState=2SIP/2.0Via:SIP/2.0/UDP03:5060;branch=z9hG4bK7n8v9anvl8n7nwsv4ll4c689v;Role=1;Dpt=75e6_16,SIP/2.0/UDP02:5060;branch=z9hG4bK7dbisi7cdvbwvdb8cab7wt899;Role=1;Dpt=75e2_16,SIP/2.0/UDP2:10009;branch=z9hG4bK96ed347b4f61685db5e6ec273e7e0400;rport=10009Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=96ed347b4f61685db5e6ec273e7e0400To:<sip:Impu-FIX-46001475731-0087@>CSeq:18081REGISTERAuthorization:Digest username="Impi-FIX-46001475731-0087@", realm="",uri="sip:", algorithm=MD5Contact:<sip:2:10009;transport=udp>;expires=3600Max-Forwards:68Require:pathSupported:pathUser-Agent:Fixed-SipPath:<sip:term@;lr;ssn;Dpt=75e2_86>P-Visited-Network-ID:""P-Access-Network-Info:IEEE-802.11;"location-info=2"P-Charging-Vector:icid-value="78f32f819e10cf148de3d7af70c5142e.3484458669.1.11"Content-Length:0Page19SCSCF获取鉴权数据为了防止用户是伪冒的，SCSCF会去HSS下载用户的鉴权数据，通过401鉴权挑战消息对用户进行身份鉴权，只有鉴权成功才让用户注册成功。根据注册请求用户私有身份标识、鉴权算法、用户公共身份标识，发送MAR/MAA消息到HSS上获取对应的鉴权数据（用于对用户进行注册鉴权），并在HSS上置上Pending标识，并将SCSCF的severname记录在HSS上，保证401鉴权挑战消息之后的Register消息能够到达同一个SCSCF。Page20SCSCF发送到HSS的MAR消息用户私有身份标识用户公有身份标识SCSCF的主机名鉴权算法Page21SCSCF接收到HSS返回的MAA消息鉴权算法鉴权域鉴权数据Page22目录注册过程消息头域的处理与分析1.1Register1.24011.3Register（后续请求）1.42001.5Register(三方注册)Page23注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.Register2.Register4.4013.RegisterPage24S-CSCF构造401鉴权挑战消息Page25SCSCF发出的401鉴权挑战消息（4）Page26注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.Register2.Register4.4013.RegisterPage27I-CSCF处理401鉴权挑战消息VIA：将自己的那一跳地址从VIA头域中删除Page28ICSCF处理完发出的401鉴权挑战消息(4)Page29注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.Register2.Register4.4013.Register5.401Page30P-CSCF处理401鉴权挑战消息VIA：将自己的那一跳地址从VIA头域中删除Page31PCSCF处理发出的401鉴权挑战消息(5)Page32目录注册过程消息头域的处理与分析1.1Register1.24011.3Register（后续请求）1.42001.5Register(三方注册)Page33注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.Register2.Register7.Register8.Register3.RegisterPage34P-CSCF处理401之后Register消息Authorization:integrity-protected表示用户是否从安全网段接入来添加，yes表示终端与P-CSCF之间建立了安全通道，no表示终端与P-CSCF之间通道不安全，response参数为用户根据密钥和服务器提供的nonce值按MD5算法计算出的鉴权响应值Path:与401之前Registet消息保持一致P-Visited-Network-ID：与401之前Registet消息保持一致VIA：与401之前Registet消息保持一致From:与401之前Registet消息保持一致Contact:与401之前Registet消息保持一致Expires:与401之前Registet消息保持一致Page35PCSCF接收到的注册请求消息（7）REGISTERsip:SIP/2.0Via:SIP/2.0/UDP2:10009;branch=z9hG4bKfdcbb1b7376f47290d8743b448d6028dCall-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=b8486c648d3b808a7d6ba735dcb4a1e9To:<sip:Impu-FIX-46001475731-0087@>CSeq:18082REGISTERMax-Forwards:70Contact:<sip:2:10009;transport=udp>;expires=3600Authorization:Digestusername="Impi-FIX-46001475731-0087@",realm="",nonce="+CPa2HIGD0dAPSh6AEpeug==",uri="sip:",response="d885d0e80471b507039bc10a3356b90a",algorithm=MD5Supported:pathContent-Length:0Page36P-CSCF处理发出的注册消息（8）REGISTERsip:SIP/2.0Via:SIP/2.0/UDP02:5060;branch=z9hG4bK6ltaast4a669i4tiwaaabntds;Role=1;Dpt=75e2_16,SIP/2.0/UDP2:10009;branch=z9hG4bKfdcbb1b7376f47290d8743b448d6028d;rport=10009//P-CSCF地址Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=b8486c648d3b808a7d6ba735dcb4a1e9To:<sip:Impu-FIX-46001475731-0087@>CSeq:18082REGISTERMax-Forwards:69Supported:pathContact:<sip:2:10009;transport=udp>;expires=3600Path:<sip:term@;lr;ssn;Dpt=75e2_86> //P-CSCF域名P-Visited-Network-ID:““//拜访网络标识P-Charging-Vector:icid-value="78f32f819e10cf148de3d7af70c5142e.3484458669.1.11“

//计费标识Authorization:Digest username="Impi-FIX-46001475731-0087@", realm="",nonce="+CPa2HIGD0dAPSh6AEpeug==", uri="sip:", response="d885d0e80471b507039bc10a3356b90a",algorithm=MD5,integrity-protected=yes//表示安全网段接入User-Agent:Fixed-SipP-Access-Network-Info:IEEE-802.11;"location-info=2"Require:pathContent-Length:0Page37注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.Register2.Register9.Register7.Register8.Register3.RegisterPage38I-CSCF处理401之后Register消息Request-URI：SCSCF地址；通过用户的公共身份标识到HSS上获取用户初始Register的服务器，将其放在此头域中将消息转发给SCSCF。From：与初始Register消息处理一致P-Visited-Network-ID：与初始Register消息处理一致VIA：与初始Register消息处理一致Path：与初始Register消息处理一致Service-Route：与初始Register消息处理一致Page39ICSCF发送到HSS的UAR消息用户公有身份标识用户私有身份标识拜访网络标识标明当前为注册消息Page40ICSCF接收到HSS返回的UAA消息说明是401之后的注册消息SCSCF的主机名Page41I-CSCF处理完发出的注册消息（9）REGISTERsip:;dpt=75e4_286SIP/2.0//S-CSCF的地址Via:SIP/2.0/UDP03:5060;branch=z9hG4bKi49lidtt9wdcbs6sbil8adcd4;Role=1;Dpt=75e6_16,SIP/2.0/UDP02:5060;branch=z9hG4bKdcw6a4889wba8dl4d964dcww8;Role=1;Dpt=75e2_16,SIP/2.0/UDP3:14657;branch=z9hG4bKe2b45e4668f2e659fb34d1f498a0cecb;rport=14657//I-CSCF的地址Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=b8486c648d3b808a7d6ba735dcb4a1e9To:<sip:Impu-FIX-46001475731-0087@>CSeq:18082REGISTERAuthorization:Digest username="Impi-FIX-46001475731-0087@", realm="",nonce="+CPa2HIGD0dAPSh6AEpeug==", uri="sip:", response="d885d0e80471b507039bc10a3356b90a",algorithm=MD5,integrity-protected=yesContact:<sip:2:10009;transport=udp>;expires=3600Max-Forwards:68Require:pathSupported:pathUser-Agent:Fixed-SipPath:<sip:term@;lr;ssn;Dpt=75e2_86>P-Visited-Network-ID:""P-Access-Network-Info:IEEE-802.11;"location-info=2"P-Charging-Vector:icid-value="78f32f819e10cf148de3d7af70c5142e.3484458669.1.11"Content-Length:0Page42注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.Register2.Register8.Register3.Register9.Register7.RegisterPage43S-CSCF处理401之后的Register消息Authorization:携带鉴权响应response，SCSCF根据鉴权响应对用户进行注册鉴权Expires:若是注册，则判断注册周期是否小于服务器支持的最小注册时长，若小于，则回423要求终端重新刷新注册时长注册。根据对应的鉴权算法对终端进行鉴权比较，鉴权通过后，用用户的公有标识通过SAR/SAA到HSS上去下载用户的签约业务数据和隐式注册集。注册成功SCSCF保存的信息：Contact地址、用户公有身份标识、用户私有身份标识、用户使用的鉴权算法、用户签约数据、Path头域、是否是本域接入、是否安全网段接入Page44SCSCF发送到HSS的SAR消息用户私有身份标识用户公有身份标识SCSCF的主机名表示初始注册成功Page45SCSCF接收到HSS返回的SAA消息用户签约数据，包含隐式注册集、iFC数据用户签约主CCF计费地址用户签约主ECF计费地址用户签约备ECF计费地址Page46目录注册过程消息头域的处理与分析1.1Register1.24011.3Register（后续请求）1.42001.5Register(三方注册)Page47注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE10.200OKPage48S-CSCF构造注册成功200OK响应Service-Route:SCSCF的地址，用于呼叫时主叫PCSCF寻找SCSCF使用P-Associated-URI:携带隐式注册集列表，表示此次注册上的用户列表Authentication-Info:nextnonce机制打开时，携带下一次鉴权的随机值nonceContact:用户注册上的联系地址列表Accept-Resource-Priority:用户签约的优先级Page49S-CSCF发出的200OK消息（10）SIP/2.0200OKVia:SIP/2.0/UDP03:5060;branch=z9hG4bKi49lidtt9wdcbs6sbil8adcd4;Role=1;Dpt=75e6_16,SIP/2.0/UDP02:5060;branch=z9hG4bKdcw6a4889wba8dl4d964dcww8;Role=1;Dpt=75e2_16,SIP/2.0/UDP3:14657;branch=z9hG4bKe2b45e4668f2e659fb34d1f498a0cecb;rport=14657Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=b8486c648d3b808a7d6ba735dcb4a1e9To:<sip:Impu-FIX-46001475731-0087@>;tag=9d9ws6wcCSeq:18082REGISTERService-Route:<sip:orig@;lr;Dpt=75e4_fa45246;ca=c2lwOjE1NC4yNC43Ny4zMzoxNDY1Nw!!>P-Associated-URI:<sip:Impu-FIX-46001475731-0087@>,<sip:+86755460014757310087@;user=phone>Contact:<sip:3:14657;transport=udp>;q=1;expires=7200//用户注册的联系地址Path:<sip:term@;lr;ssn;Dpt=75e2_86>Authentication-Info:nextnonce=“N7WoYnSgNP17M81tU2ZmrA==“//下一次鉴权的nonce值Accept-Resource-Priority:wps.2//用户签约的优先级Content-Length:0隐式注册集列表S-CSCF的地址Page50注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE10.200OK11.200OKPage51I-CSCF处理200OK消息VIA：将自己的那一跳地址从VIA头域中删除Service-Route：如果存在拓扑隐藏，I-CSCF将自己的地址添加到Service-Route顶跳Page52I-CSCF发出的200OK消息（11）SIP/2.0200OKVia:SIP/2.0/UDP02:5060;branch=z9hG4bK6ltaast4a669i4tiwaaabntds;Role=1;Dpt=75e2_16,SIP/2.0/UDP2:10009;branch=z9hG4bKfdcbb1b7376f47290d8743b448d6028d;rport=10009Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=b8486c648d3b808a7d6ba735dcb4a1e9To:<sip:Impu-FIX-46001475731-0087@>;tag=9d9ws6wcCSeq:18082REGISTERService-Route:<sip:orig@;lr;Dpt=75e4_4b27f246;ca=c2lwOjE1NC4yNC43Ny4zMjoxMDAwOQ!!>P-Associated-URI:<sip:Impu-FIX-46001475731-0087@>,<sip:+86755460014757310087@;user=phone>Authentication-Info:nextnonce="N7WoYnSgNP17M81tU2ZmrA=="Contact:<sip:2:10009;transport=udp>;q=1;expires=3600Path:<sip:term@;lr;ssn;Dpt=75e2_86>Accept-Resource-Priority:wps.2Content-Length:0Page53注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE10.200OK11.200OK12.200OKPage54P-CSCF处理200OK消息VIA：将自己的那一跳地址从VIA头域中删除Service-Route：在发往终端时将其删除Path：在发往终端时将其删除注册成功PCSCF保存的信息：Contact地址、用户公有身份标识、用户私有身份标识、用户隐式注册集、Service-Route头域Page55P-CSCF发出的200OK消息（12）SIP/2.0200OKVia:SIP/2.0/UDP2:10009;branch=z9hG4bKfdcbb1b7376f47290d8743b448d6028d;rport=10009Call-ID:96ed347b4f61685db5e6ec273e7e0400From:<sip:Impu-FIX-46001475731-0087@>;tag=b8486c648d3b808a7d6ba735dcb4a1e9To:<sip:Impu-FIX-46001475731-0087@>;tag=9d9ws6wcCSeq:18082REGISTERP-Associated-URI:<sip:Impu-FIX-46001475731-0087@>,<sip:+86755460014757310087@;user=phone>Authentication-Info:nextnonce="N7WoYnSgNP17M81tU2ZmrA=="Contact:<sip:2:10009;transport=udp>;q=1;expires=3600Accept-Resource-Priority:wps.2Content-Length:0Page56目录注册过程消息头域的处理与分析1.1Register1.24011.3Register（后续请求）1.42001.5Register(三方注册)Page57注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.Register2.Register3.Register13.RegisterPage58SCSCF处理第三方注册(13)用户注册成功后，根据用户签约的业务数据，进行第三方注册，为用户呼叫注册业务作铺垫。Request-URI：AS的地址VIA：SCSCF将自己添加进去，用于响应路由From:SCSCF的主机名To:标识注册用户的公有身份Contact:SCSCF的联系地址Expires:注册时长Page59S-CSCF发出的第三方注册消息（13）REGISTERsip:18:6801SIP/2.0//三方注册服务器地址Via:SIP/2.0/UDP04:5060;branch=z9hG4bK9bwsln86tdwvlwbtsdaw6ai6s;Role=3;Dpt=75e4_16;TRC=a00-ffffffff//S-CSCF的地址Call-ID:iwaa9d4bv879wsc7btws4lit86t66bcs@04From:<sip:>;tag=s9sb98b4//S-CSCF的域名To:<sip:Impu-AKA-46001475731-0048@>//三方注册的用户身份CSeq:1REGISTERContact:<sip::5060;Dpt=75e4_16;TRC=a00-ffffffff>;expires=7200//三方注册的联系地址Expires:7200//三方注册时长P-Charging-Vector:icid-value="78f32f819e10cf148de3d7af70c5142e.3483116445.4.11"P-Access-Network-Info:3GPP-UTRAN-TDD;utran-cell-id-3gpp=234151D0FCE11;"location-info=3"P-Visited-Network-ID:""Resource-Priority:wps.2Max-Forwards:70Supported:100relContent-Length:0Page60注册流程注册S-CSCFI-CSCFP-CSCFHSSAS1UE1.Register2.Register3.Register13.Register14.200OKPage61SCSCF处理第三方注册响应(14)接收到AS成功响应后，如果还存在其他的三方注册AS，则接着后续触发。Page62目录注册与呼叫过程消息头域的处理与分析

配置命令与消息头域参数的对应关系案例分析Page63P-CSCF相关配置拜访域标识P-CSCF主机名Page64I-CSCF配置本域SCSCF的能力集S-CSCF的主机名Page65第三方注册相关配置域名保持一致Page66S-CSCF注册相关配置命令该命令为配置类命令，用于修改本网元S-CSCF的注册功能相关的最小注册时长、最大注册时长、默认注册时长。下面分别介绍最小注册时长、最大注册时长、默认注册时长的应用。Page67S-CSCF注册相关配置命令（续）最小注册时长配置应用到达S-CSCF的注册消息为REGISTERsip:;dpt=75e4_286SIP/2.0Via:SIP/2.0/UDP03:5060;branch=z9hG4bK4r7c2fh1272d1rfhhrz27rbzc;Role=1;Dpt=75f6_16,SIP/2.0/UDP02:5060;branch=z9hG4bKh66676rc6rhh24125cc227rad;Role=1;Dpt=75f2_16,SIP/2.0/UDP3:10713;branch=z9hG4bK61741d0b838af71157a9dfa3a7834957;rport=10713Call-ID:f0124309caa8b7b8138f0dd1310f19ceFrom:<sip:Impu-AKA-46001475731-0048@>;tag=eb3c5a852cfaf6478994f8886dc2a3bdTo:<sip:Impu-AKA-46001475731-0048@>CSeq:25454REGISTERContact:<sip:3:10713;transport=udp>;expires=50//注册时长Page68S-CSCF注册相关配置命令（续）S-CSCF检查发现注册时长小于本地配置的最小注册时长，回423SIP/2.0423IntervalTooBriefVia:SIP/2.0/UDP03:5060;branch=z9hG4bK4r7c2fh1272d1rfhhrz27rbzc;Role=1;Dpt=75f6_16,SIP/2.0/UDP02:5060;branch=z9hG4bKh66676rc6rhh24125cc227rad;Role=1;Dpt=75f2_16,SIP/2.0/UDP3:10713;branch=z9hG4bK61741d0b838af71157a9dfa3a7834957;rport=10713Call-ID:f0124309caa8b7b8138f0dd1310f19ceFrom:<sip:Impu-AKA-46001475731-0048@>;tag=eb3c5a852cfaf6478994f8886dc2a3bdTo:<sip:Impu-AKA-46001475731-0048@>;tag=6c6awntaCSeq:25454REGISTERMin-Expires:60//携带本地配置的最小注册时长Warning:3990173403242.S..207.010.011.00029."Toobriefexpires"Content-Length:0Page69S-CSCF注册相关配置命令（续）最大注册时长配置应用到达S-CSCF的注册消息为REGISTERsip:;dpt=75f4_286SIP/2.0Via:SIP/2.0/UDP03:5060;branch=z9hG4bK15gf7eer5fccahca6a5227e5f;Role=1;Dpt=75f6_16,SIP/2.0/UDP02:5060;branch=z9hG4bKhf744f2h76bhfh7fdee1b6z4c;Role=1;Dpt=75f2_16,SIP/2.0/UDP3:10721;branch=z9hG4bKfcfa5550ea1dcd7d23f62721151b8e9a;rport=10721Call-ID:6113ec8d344d8a46cabdd472c25ecbb5From:<sip:Impu-AKA-46001475731-0048@>;tag=0dd006f5e69f93e4abcdc843f7b3517cTo:<sip:Impu-AKA-46001475731-0048@>CSeq:63464REGISTERContact:<sip:3:10721;transport=udp>;expires=4000//注册时长，大于本地配置最大注册时长Page70S-CSCF注册相关配置命令（续）S-CSCF检查发现注册时长大于本地配置的最大注册时长，将用户注册时长修改为本地最大注册时长SIP/2.0200OKVia:SIP/2.0/UDP03:5060;branch=z9hG4bK15gf7eer5fccahca6a5227e5f;Role=1;Dpt=75f6_16,SIP/2.0/UDP02:5060;branch=z9hG4bKhf744f2h76bhfh7fdee1b6z4c;Role=1;Dpt=75f2_16,SIP/2.0/UDP3:10721;branch=z9hG4bKfcfa5550ea1dcd7d23f62721151b8e9a;rport=10721Call-ID:6113ec8d344d8a46cabdd472c25ecbb5From:<sip:Impu-AKA-46001475731-0048@>;tag=0dd006f5e69f93e4abcdc843f7b3517cTo:<sip:Impu-AKA-46001475731-0048@>;tag=acd7z7ahCSeq:63464REGISTERService-Route:<sip:orig@;lr;Dpt=75f4_fa45246;ca=c2lwOjE1NC4yNC43Ny4zMzoxMDcyMQ!!>P-Associated-URI:<sip:Impu-AKA-46001475731-0048@>,<sip:+8675513460014757320048@;user=phoneContact:<sip:3:10721;transport=udp>;q=1;expires=3600//携带本地配置的最大注册时长Path:<sip:term@;lr;ssn;Dpt=75f2_86>Accept-Resource-Priority:wps.2Content-Length:0Page71S-CSCF注册相关配置命令（续）默认注册时长配置应用到达S-CSCF的注册消息中没有携带注册时长：REGISTERsip:SIP/2.0Via:SIP/2.0/UDP02:5060;branch=z9hG4bKfgd525e2bf1f64hfabfe76d5d;Role=1;Dpt=75f2_16,SIP/2.0/UDP3:10721;branch=z9hG4bKe67dab71a5fec961eb720dd31a15375f;rport=10721Call-ID:47b655f59896e06ccae9da5f839af3d0From:<sip:Impu-AKA-46001475731-0048@>;tag=1330afb9e0f86e9782610a574819c613To:<sip:Impu-AKA-46001475731-0048@>CSeq:60961REGISTERMax-Forwards:69Supported:pathPath:<sip:term@;lr;ssn;Dpt=75f2_2286>P-Visited-Network-ID:""P-Charging-Vector:icid-value="78f32f819e10cf148de3d7af70c5142e.3483962314.29.12"Require:pathContent-Length:0Contact:<sip:3:10721;transport=udp>;Page72S-CSCF注册相关配置命令（续）S-CSCF检查用户没有携带注册时长，将用户注册时长设置为本地默认注册时长SIP/2.0200OKVia:SIP/2.0/UDP03:5060;branch=z9hG4bK15gf7eer5fccahca6a5227e5f;Role=1;Dpt=75f6_16,SIP/2.0/UDP02:5060;branch=z9hG4bKhf744f2h76bhfh7fdee1b6z4c;Role=1;Dpt=75f2_16,SIP/2.0/UDP3:10721;branch=z9hG4bKfcfa5550ea1dcd7d23f62721151b8e9a;rport=10721Call-ID:6113ec8d344d8a46cabdd472c25ecbb5From:<sip:Impu-AKA-46001475731-0048@>;tag=0dd006f5e69f93e4abcdc843f7b3517cTo:<sip:Impu-AKA-46001475731-0048@>;tag=acd7z7ahCSeq:63464REGISTERService-Route:<sip:orig@;lr;Dpt=75f4_fa45246;ca=c2lwOjE1NC4yNC43Ny4zMzoxMDcyMQ!!>P-Associated-URI:<sip:Impu-AKA-46001475731-0048@>,<sip:+8675513460014757320048@;user=phoneContact:<sip:3:10721;transport=udp>;q=1;expires=1000//携带本地配置的默认注册时长Path:<sip:term@;lr;ssn;Dpt=75f2_86>Accept-Resource-Priority:wps.2Content-Length:0Page73S-CSCF注册相关配置域名保持一致HSS隐式注册配置与SCSCF的注册200OK消息HSS中命令：SETIRS:IRSID=3,IMPULIST="\"sip:8675110000001@\"&\"tel:+8675110000001\"";注册后一致Page75目录注册与呼叫过程消息头域的处理与分析配置命令与消息头域参数的对应关系案例分析Page76案例1故障现象I-CSCF返回403，提示“Authorizationrejected”故障类别注册故障分析思路描述用户在HSS上的注册权限没有打开。故障处理命令及分析1、检查I-CSCF收到的UAA消息中“ResultCode”参数的值是否是“diameter-authorization-rejected”。2、在HSS上查看用户是否有注册权限。3、在HSS上增加用户的注册权限。SETREGAUTH:IMPU=“sip:0114-Impu-User2@",REGAUTH=TRUE;Page77案例2