CN105765934B - 当发生p-cscf故障时促进p-cscf恢复的方法、设备和系统 - Google Patents
当发生p-cscf故障时促进p-cscf恢复的方法、设备和系统 Download PDFInfo
- Publication number
- CN105765934B CN105765934B CN201480052361.9A CN201480052361A CN105765934B CN 105765934 B CN105765934 B CN 105765934B CN 201480052361 A CN201480052361 A CN 201480052361A CN 105765934 B CN105765934 B CN 105765934B
- Authority
- CN
- China
- Prior art keywords
- cscf
- pcrf
- new
- restoration
- control function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/10—Architectures or entities
- H04L65/1016—IP multimedia subsystem [IMS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/10—Architectures or entities
- H04L65/1045—Proxies, e.g. for session initiation protocol [SIP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1073—Registration or de-registration
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1101—Session protocols
- H04L65/1104—Session initiation protocol [SIP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/40—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/19—Connection re-establishment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/12—Setup of transport tunnels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/30—Connection release
- H04W76/32—Release of transport tunnels
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
- Meter Arrangements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911111482.7A CN110650162B (zh) | 2013-09-24 | 2014-09-24 | 当发生p-cscf故障时促进p-cscf恢复的方法和设备 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13185705.4 | 2013-09-24 | ||
| EP13185705 | 2013-09-24 | ||
| PCT/GB2014/052906 WO2015044664A1 (en) | 2013-09-24 | 2014-09-24 | Methods and apparatuses for facilitating p-cscf restoration when a p-cscf failure has occured |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911111482.7A Division CN110650162B (zh) | 2013-09-24 | 2014-09-24 | 当发生p-cscf故障时促进p-cscf恢复的方法和设备 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105765934A CN105765934A (zh) | 2016-07-13 |
| CN105765934B true CN105765934B (zh) | 2021-09-10 |
Family
ID=51862475
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480052361.9A Active CN105765934B (zh) | 2013-09-24 | 2014-09-24 | 当发生p-cscf故障时促进p-cscf恢复的方法、设备和系统 |
| CN201911111482.7A Active CN110650162B (zh) | 2013-09-24 | 2014-09-24 | 当发生p-cscf故障时促进p-cscf恢复的方法和设备 |
| CN201910108851.0A Active CN109905469B (zh) | 2013-09-24 | 2014-09-24 | 归属地订户服务器、移动管理实体及其执行的方法、系统和用户设备 |
| CN201480052360.4A Active CN105765933B (zh) | 2013-09-24 | 2014-09-24 | P-cscf恢复 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911111482.7A Active CN110650162B (zh) | 2013-09-24 | 2014-09-24 | 当发生p-cscf故障时促进p-cscf恢复的方法和设备 |
| CN201910108851.0A Active CN109905469B (zh) | 2013-09-24 | 2014-09-24 | 归属地订户服务器、移动管理实体及其执行的方法、系统和用户设备 |
| CN201480052360.4A Active CN105765933B (zh) | 2013-09-24 | 2014-09-24 | P-cscf恢复 |
Country Status (7)
| Country | Link |
|---|---|
| US (4) | US10148487B2 (enExample) |
| EP (2) | EP3866438A1 (enExample) |
| JP (3) | JP6501084B2 (enExample) |
| CN (4) | CN105765934B (enExample) |
| MX (1) | MX363067B (enExample) |
| SA (1) | SA516370761B1 (enExample) |
| WO (2) | WO2015044664A1 (enExample) |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441862B (zh) | 2013-08-07 | 2017-08-04 | 华为技术有限公司 | 一种实现终端被叫业务恢复的方法、相关装置及系统 |
| CN103797838B (zh) * | 2013-12-31 | 2018-08-07 | 华为技术有限公司 | 一种业务处理的方法和设备 |
| KR102240727B1 (ko) * | 2015-01-28 | 2021-04-15 | 삼성전자주식회사 | 통신 시스템에서 보안 연계를 설정하기 위한 장치 및 방법 |
| WO2016134791A1 (en) * | 2015-02-27 | 2016-09-01 | Telefonaktiebolaget Lm Ericsson (Publ) | P-cscf recovery and reregistration |
| US10687380B2 (en) * | 2015-07-24 | 2020-06-16 | Lg Electronics Inc. | PDN connection management method and network entity |
| WO2017026846A1 (ko) * | 2015-08-12 | 2017-02-16 | 엘지전자(주) | 인터넷 프로토콜 멀티미디어 서브시스템 네트워크의 장애 복구 지원 방법 및 이를 위한 장치 |
| CN106470441B (zh) * | 2015-08-20 | 2019-11-29 | 中国电信股份有限公司 | 一种容灾恢复方法和系统 |
| JP2019068113A (ja) * | 2016-02-16 | 2019-04-25 | シャープ株式会社 | 端末装置、MME(MobilityManagementEntity)、および通信制御方法 |
| US10862746B2 (en) * | 2016-08-25 | 2020-12-08 | Blackberry Limited | Policing of packet switched services |
| US10383164B2 (en) | 2016-10-06 | 2019-08-13 | T-Mobile Usa, Inc. | Network terminal having configurable retry or changeover |
| US20180132291A1 (en) * | 2016-11-04 | 2018-05-10 | T-Mobile Usa, Inc. | SIP Call Continuity Upon Failure |
| US10284420B2 (en) | 2017-02-19 | 2019-05-07 | Cisco Technology, Inc. | System and method to facilitate network element failure detection and session restoration in a network environment |
| CN108632936B (zh) * | 2017-03-21 | 2022-11-22 | 中兴通讯股份有限公司 | 一种锚定核心网的方法、ue和pgw |
| CN109391979B (zh) | 2017-08-03 | 2021-08-17 | 中兴通讯股份有限公司 | P-cscf故障恢复方法、装置及系统 |
| EP4401382A3 (en) * | 2018-02-02 | 2024-07-31 | Telefonaktiebolaget LM Ericsson (publ) | Service based p-cscf discovery |
| WO2019210502A1 (en) * | 2018-05-04 | 2019-11-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for data transmission |
| WO2020008292A1 (en) * | 2018-07-02 | 2020-01-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Enhanced p-cscf restoration procedure |
| US11165834B2 (en) | 2018-11-12 | 2021-11-02 | Comcast Cable Communications, Llc | Voice service restoration after element failure |
| CN113366801A (zh) * | 2019-01-18 | 2021-09-07 | 瑞典爱立信有限公司 | 用于ims通信网络中的终止服务的继续的方法和设备 |
| KR102757302B1 (ko) * | 2019-05-15 | 2025-01-21 | 텔레폰악티에볼라겟엘엠에릭슨(펍) | 프록시 호 세션 제어 기능 복원 방법 및 장치 |
| CN110312323B (zh) * | 2019-05-21 | 2021-01-08 | 展讯半导体(成都)有限公司 | 控制方法、装置及存储介质 |
| CN112243291B (zh) * | 2019-07-16 | 2024-02-23 | 中国移动通信集团有限公司 | 通信业务处理方法、系统、业务单元、终端和存储介质 |
| EP4046352B1 (en) * | 2019-10-18 | 2026-01-14 | Telefonaktiebolaget LM Ericsson (publ.) | Nodes and methods for handling state change of a communication link in a communications network |
| CN113098822B (zh) * | 2019-12-20 | 2022-05-10 | 华为技术有限公司 | 一种恢复ims业务的方法及装置 |
| WO2021207880A1 (zh) * | 2020-04-13 | 2021-10-21 | 华为技术有限公司 | 一种短路保护装置、短路保护方法及光伏发电系统 |
| US12052295B2 (en) | 2020-06-10 | 2024-07-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Application server node, user equipment and methods in a communications network |
| CN114007238A (zh) * | 2020-07-28 | 2022-02-01 | 海能达通信股份有限公司 | 一种局点故障后的业务恢复方法及装置 |
| US11792236B2 (en) | 2021-01-20 | 2023-10-17 | Cisco Technology, Inc. | 5G system (5GS) failure detection monitoring of Proxy-Call session control function (P-CSCF) of an internet protocol (IP) multimedia system (IMS) for efficient restoration of IMS service |
| US11729656B2 (en) * | 2021-02-01 | 2023-08-15 | T-Mobile Usa, Inc. | P-CSCF registration and discovery mechanism |
| US12170939B2 (en) | 2021-06-09 | 2024-12-17 | T-Mobile Usa, Inc. | IMS restoration timer triggered by user action during registration |
| US11632405B2 (en) * | 2021-09-03 | 2023-04-18 | T-Mobile Usa, Inc. | Proxy-call session control function (P-CSCF) restoration |
| CN115766668B (zh) * | 2021-09-03 | 2024-11-08 | 中国移动通信集团山东有限公司 | 自动容灾方法、电子设备和存储介质 |
| US11864265B2 (en) * | 2021-10-13 | 2024-01-02 | T-Mobile Usa, Inc. | Proxy-call session control function (P-CSCF) restoration |
| US12192251B2 (en) | 2021-10-13 | 2025-01-07 | T-Mobile Usa, Inc. | Proxy-call session control function (P-CSCF) |
| US20230217235A1 (en) * | 2021-12-30 | 2023-07-06 | T-Mobile Usa, Inc. | Hss-based p-cscf restoration triggered by as |
| US12341699B2 (en) * | 2022-09-12 | 2025-06-24 | Verizon Patent And Licensing Inc. | Systems and methods for monitoring network devices based on predictive analysis |
| US12021905B2 (en) | 2022-10-19 | 2024-06-25 | T-Mobile Usa, Inc. | Reducing IMS network congestion when a node in the IMS network becomes unavailable |
| US12568127B2 (en) * | 2023-06-13 | 2026-03-03 | Oracle International Corporation | Methods, systems, and computer readable media for load balancing session initiation protocol (SIP) registration requests using Cx interface health status |
| WO2025037697A1 (en) * | 2023-08-16 | 2025-02-20 | Samsung Electronics Co., Ltd. | Method and system for optimizing ims pdn connection in communication system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101217407A (zh) * | 2008-01-04 | 2008-07-09 | 中兴通讯股份有限公司 | 一种代理呼叫会话控制功能故障的处理方法 |
| CN101489242A (zh) * | 2008-01-18 | 2009-07-22 | 华为技术有限公司 | 一种恢复业务的方法和装置 |
| CN101741822A (zh) * | 2008-11-11 | 2010-06-16 | 大唐移动通信设备有限公司 | 一种会话建立方法、系统及装置 |
| CN103139148A (zh) * | 2011-11-25 | 2013-06-05 | 中兴通讯股份有限公司 | 一种媒体面更新过程中实现业务连续性的方法及系统 |
| WO2013174413A1 (en) * | 2012-05-21 | 2013-11-28 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for handling p-cscf failure and restoring connectivity |
| CN103441862A (zh) * | 2013-08-07 | 2013-12-11 | 华为技术有限公司 | 一种实现终端被叫业务恢复的方法、相关装置及系统 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7535915B2 (en) * | 2001-12-31 | 2009-05-19 | Samsung Electronics Co., Ltd. | System and method for scalable and redundant SIP message routing in an IP multimedia subsystem |
| RU2328033C2 (ru) | 2003-07-04 | 2008-06-27 | Мицубиси Денки Кабусики Кайся | Способ автоматического программирования и устройство автоматического программирования |
| GB0324597D0 (en) * | 2003-10-21 | 2003-11-26 | Nokia Corp | A communication system |
| DE602004001046T2 (de) * | 2004-06-08 | 2007-04-19 | France Telecom | System und Verfahren zum Testen eines Routers |
| CN100466534C (zh) * | 2004-11-12 | 2009-03-04 | 华为技术有限公司 | 一种多媒体子系统设备故障处理的方法 |
| US8175576B2 (en) * | 2006-02-07 | 2012-05-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for use in a communications network |
| KR20080054081A (ko) * | 2006-12-12 | 2008-06-17 | 주식회사 케이티 | 광대역 통합망에서의 응급 호출 제공 시스템 및 그 방법 |
| KR100946900B1 (ko) | 2007-01-11 | 2010-03-09 | 삼성전자주식회사 | Ims 재등록 방법 및 이를 위한 시스템 |
| KR101036684B1 (ko) * | 2007-04-02 | 2011-05-23 | 닛본 덴끼 가부시끼가이샤 | Ims네트워크 시스템 및 데이터 리스토어 방법 |
| CN101127722A (zh) * | 2007-09-17 | 2008-02-20 | 中兴通讯股份有限公司 | 核心网元重启/故障恢复后的处理方法 |
| EP2198587B1 (en) | 2007-09-28 | 2013-07-10 | Telefonaktiebolaget L M Ericsson (publ) | Failure recovery in an ip multimedia subsystem network |
| JP5301549B2 (ja) * | 2007-09-28 | 2013-09-25 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | Ipマルチメディア・サブシステム・ネットワークにおける障害復旧 |
| JP5205990B2 (ja) | 2008-01-30 | 2013-06-05 | 日本電気株式会社 | Imsネットワーク、imsノード装置及びそれらに用いるサービス提供方法 |
| CN101448292A (zh) * | 2008-03-05 | 2009-06-03 | 中兴通讯股份有限公司 | 一种接入网获取归属网代理呼叫会话控制功能的方法 |
| CN104394146B (zh) * | 2009-04-13 | 2017-10-20 | 黑莓有限公司 | 用于确定sip消息的可信度的系统和方法 |
| CN101764822B (zh) | 2010-01-29 | 2013-02-13 | 北京天地互连信息技术有限公司 | 一种IPv6源地址认证测试方法 |
| WO2011131240A1 (en) | 2010-04-21 | 2011-10-27 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for an ims restoration procedure |
| CN102316435B (zh) | 2010-06-29 | 2014-11-19 | 上海贝尔股份有限公司 | 一种接入网络系统中用于更新用户设备p-cscf配置的方法及其装置 |
| JP4927213B1 (ja) * | 2010-12-03 | 2012-05-09 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信方法、ゲートウェイ装置、移動管理ノード及び呼セッション制御サーバ装置 |
| CN102651733B (zh) * | 2011-02-24 | 2016-09-28 | 中兴通讯股份有限公司 | 核心网网元获取ims控制点信息的方法及ims控制点 |
| CN102566144B (zh) | 2011-07-22 | 2015-06-17 | 深圳市华星光电技术有限公司 | 配向膜干燥系统及干燥方法 |
| US9313094B2 (en) * | 2011-11-03 | 2016-04-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Node and method for signalling in a proxy mobile internet protocol based network |
| US9417975B2 (en) | 2012-04-23 | 2016-08-16 | Nokia Solutions And Networks Oy | Failover functionality for client-related security association |
| US9370037B2 (en) * | 2013-08-23 | 2016-06-14 | Verizon Patent And Licensing Inc. | Intelligent policy and charging rule function (PCRF) restoration |
-
2014
- 2014-09-24 EP EP21166458.6A patent/EP3866438A1/en not_active Withdrawn
- 2014-09-24 US US15/023,803 patent/US10148487B2/en active Active
- 2014-09-24 MX MX2016003796A patent/MX363067B/es unknown
- 2014-09-24 CN CN201480052361.9A patent/CN105765934B/zh active Active
- 2014-09-24 JP JP2016515479A patent/JP6501084B2/ja active Active
- 2014-09-24 CN CN201911111482.7A patent/CN110650162B/zh active Active
- 2014-09-24 CN CN201910108851.0A patent/CN109905469B/zh active Active
- 2014-09-24 WO PCT/GB2014/052906 patent/WO2015044664A1/en not_active Ceased
- 2014-09-24 WO PCT/GB2014/052905 patent/WO2015044663A1/en not_active Ceased
- 2014-09-24 CN CN201480052360.4A patent/CN105765933B/zh active Active
- 2014-09-24 EP EP14795657.7A patent/EP3050279B1/en active Active
-
2016
- 2016-03-17 SA SA516370761A patent/SA516370761B1/ar unknown
-
2018
- 2018-10-24 US US16/169,887 patent/US10601638B2/en active Active
- 2018-10-24 US US16/169,907 patent/US10797936B2/en active Active
-
2019
- 2019-03-22 JP JP2019054231A patent/JP6708993B2/ja active Active
-
2020
- 2020-05-22 JP JP2020089303A patent/JP6939948B2/ja active Active
- 2020-09-02 US US17/010,448 patent/US11405258B2/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101217407A (zh) * | 2008-01-04 | 2008-07-09 | 中兴通讯股份有限公司 | 一种代理呼叫会话控制功能故障的处理方法 |
| CN101489242A (zh) * | 2008-01-18 | 2009-07-22 | 华为技术有限公司 | 一种恢复业务的方法和装置 |
| CN101741822A (zh) * | 2008-11-11 | 2010-06-16 | 大唐移动通信设备有限公司 | 一种会话建立方法、系统及装置 |
| CN103139148A (zh) * | 2011-11-25 | 2013-06-05 | 中兴通讯股份有限公司 | 一种媒体面更新过程中实现业务连续性的方法及系统 |
| WO2013174413A1 (en) * | 2012-05-21 | 2013-11-28 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for handling p-cscf failure and restoring connectivity |
| CN103441862A (zh) * | 2013-08-07 | 2013-12-11 | 华为技术有限公司 | 一种实现终端被叫业务恢复的方法、相关装置及系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| US10797936B2 (en) | 2020-10-06 |
| CN105765934A (zh) | 2016-07-13 |
| US20190123954A1 (en) | 2019-04-25 |
| US10601638B2 (en) | 2020-03-24 |
| JP2020145731A (ja) | 2020-09-10 |
| US20200403846A1 (en) | 2020-12-24 |
| EP3050279B1 (en) | 2021-06-16 |
| CN105765933B (zh) | 2019-03-08 |
| WO2015044664A1 (en) | 2015-04-02 |
| US10148487B2 (en) | 2018-12-04 |
| CN110650162A (zh) | 2020-01-03 |
| MX2016003796A (es) | 2016-06-24 |
| CN109905469B (zh) | 2021-10-19 |
| EP3050279A1 (en) | 2016-08-03 |
| CN110650162B (zh) | 2023-04-07 |
| US20160380802A1 (en) | 2016-12-29 |
| US11405258B2 (en) | 2022-08-02 |
| JP6708993B2 (ja) | 2020-06-10 |
| JP6501084B2 (ja) | 2019-04-17 |
| JP2019118143A (ja) | 2019-07-18 |
| MX363067B (es) | 2019-03-07 |
| SA516370761B1 (ar) | 2020-04-07 |
| EP3866438A1 (en) | 2021-08-18 |
| WO2015044663A1 (en) | 2015-04-02 |
| JP2016537836A (ja) | 2016-12-01 |
| US20190123953A1 (en) | 2019-04-25 |
| JP6939948B2 (ja) | 2021-09-22 |
| CN105765933A (zh) | 2016-07-13 |
| CN109905469A (zh) | 2019-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11405258B2 (en) | Methods and apparatuses for facilitating P-CSCF restoration when a P-CSCF failure has occurred | |
| CN109391979B (zh) | P-cscf故障恢复方法、装置及系统 | |
| CN101489245B (zh) | 网络容灾方法、终端和呼叫会话控制功能实体 | |
| CN105580343B (zh) | Ip多媒体子系统、代理会话控制装置以及通信控制方法 | |
| US20150195864A1 (en) | Methods and apparatuses for p-cscf restoration based on ue capabilities | |
| CN104284360B (zh) | P-cscf故障处理方法和系统 | |
| CN104335544A (zh) | 用于处理p-cscf故障和恢复连接的方法和装置 | |
| WO2017036227A1 (zh) | 一种实现终端被叫业务恢复的方法及装置 | |
| CN106604318A (zh) | 一种呼叫建立方法及系统 | |
| JP5337889B2 (ja) | 移動局及び通信方法 | |
| CN105763524A (zh) | Ip多媒体子系统中的注册方法、装置和系统 | |
| CN105451253A (zh) | 一种策略控制方法及装置、dra、p-cscf |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |