WO2019095889A1 - Procédé et dispositif de découverte de nf par nrf et support d'informations lisible - Google Patents

Procédé et dispositif de découverte de nf par nrf et support d'informations lisible Download PDF

Info

Publication number
WO2019095889A1
WO2019095889A1 PCT/CN2018/109528 CN2018109528W WO2019095889A1 WO 2019095889 A1 WO2019095889 A1 WO 2019095889A1 CN 2018109528 W CN2018109528 W CN 2018109528W WO 2019095889 A1 WO2019095889 A1 WO 2019095889A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
tag
query
nrf
processor
Prior art date
Application number
PCT/CN2018/109528
Other languages
English (en)
Chinese (zh)
Inventor
蒋栋栋
刘俊羿
郑芳庭
涂小勇
刘合伦
翟义强
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2019095889A1 publication Critical patent/WO2019095889A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/60—Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/11—Allocation or use of connection identifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support

Definitions

  • the present disclosure relates to, but is not limited to, the field of mobile communication technology.
  • NRF Network Repository Function
  • Embodiments of the present disclosure propose a method, device, and readable storage medium for performing NF discovery by NRF.
  • Embodiments of the present disclosure provide a method for performing NF discovery by using NRF, including:
  • An embodiment of the present disclosure further provides an apparatus for performing NF discovery by using an NRF, including: a processor, a memory, and a communication bus;
  • the communication bus is configured to implement connection communication between the processor and the memory
  • the processor is configured to execute a computer program stored in the memory to implement the following steps:
  • the embodiment of the present disclosure further provides a computer readable storage medium, where the computer readable storage medium stores a computer program
  • the at least one processor When the computer program is executed by at least one processor, the at least one processor is caused to perform the steps of the method of performing NF discovery by NRF as described above.
  • the method, device and readable storage medium for performing NF discovery by NRF proposed in the embodiment of the present disclosure solve the problem of querying NF through NRF in a 5G system, and can improve the efficiency of querying NF.
  • the NRF side does not need to pay attention to the specific tag information, and implements the function of the NRF to complete the NR query according to different tag information.
  • FIG. 1 is a flow chart of a method of performing NF discovery by NRF according to a first embodiment of the present disclosure
  • FIG. 2 is a timing diagram of a method of performing NF discovery by NRF according to a second embodiment of the present disclosure
  • FIG. 3 is a timing diagram of a method of performing NF discovery by NRF according to a third embodiment of the present disclosure
  • FIG. 4 is a timing diagram of a method of performing NF discovery by NRF according to a fourth embodiment of the present disclosure
  • FIG. 5 is a schematic diagram showing the structure of an apparatus for performing NF discovery by NRF according to a fifth embodiment of the present disclosure.
  • a first embodiment of the present disclosure provides a method for performing NF discovery by using NRF. As shown in FIG. 1 , the method is applied to an NRF. The method specifically includes the following steps:
  • Step S101 Receive a query message sent by the requesting end, and search for tag information that matches the query message.
  • the method further includes:
  • the registration message includes: label information used to identify the NF;
  • the label information includes at least one of the following: Data Network Name (DNN) information, Tracking Area Identity (TAI) information, slice information, and segment information.
  • DNN Data Network Name
  • TAI Tracking Area Identity
  • the NRF does not need to pay attention to the specific content of the tag information, and only needs to establish the association relationship between the tag information and the NF.
  • Multiple NF tag information can be configured on the NRF.
  • the query message includes: one or more query tags
  • the searching for tag information that matches the query information includes:
  • the UE when the user equipment (UE, User Equipment) side or the network side triggers an event of querying the NF, the UE adopts an Access and Mobility Management Function (AMF) or a session management function (SMF, Session Management Function) sends a query message to the NRF.
  • AMF Access and Mobility Management Function
  • SMF Session Management Function
  • Step S102 Acquire NF information associated with the tag information, and send the NF information to the requesting end.
  • the NRF searches for tag information that matches each of the query tags in the query message one by one.
  • the query tag is not the SUPI (SUbscriber Permanent Identifier) information
  • it searches for the tag information that is completely consistent with the query tag; for example, when the query tag is DNN information, it searches whether the DNN information is stored in the NRF, and if so, Acquiring the stored NF information associated with the DNN information.
  • the query tag is TAI information
  • the query tag is searched whether the TAI information is stored in the NRF, and if so, the stored NF information associated with the TAI information is obtained.
  • SUPI the longest matching principle is used to find the segment information that the SUPI information can match for the longest time, and obtain the NF information associated with the segment information.
  • the NF includes at least one of the following: SMF, Unified Data Management (UDM), or Policy Control Management (PCF).
  • SMF Unified Data Management
  • PCF Policy Control Management
  • the NF first stores the label information for identifying itself to the NRF, so that when the requesting end requests to query the NF, the NRF searches for the matching label information locally according to the query message sent by the requesting end, thereby obtaining Corresponding NF information.
  • a second embodiment of the present disclosure provides a method for performing NF discovery by using NRF. As shown in FIG. 2, the method specifically includes the following steps:
  • Step S201 The SMF powers on and sends a dynamic registration message to the NRF.
  • the dynamic registration message includes: label information and slice information used to identify the SMF.
  • the tag information includes: DNN information and TAI information of the SMF.
  • Step S202 The NRF stores the label information and the slice information of the SMF, and establishes an association relationship between the label information and the slice information of the SMF and the SMF identifier.
  • Step S203 The UE sends a Packet Data Unit (PDU) setup request message to the AMF.
  • the PDU setup request message includes: S-NSSAI (Single Network Slice Selection Assistance Information) information and DNN information.
  • Step S204 The AMF sends a slice query message to the Network Slice Selection Function (NSSF) to find the slice information corresponding to the S-NSSAI information.
  • NSSF Network Slice Selection Function
  • Step S205 The NSSF sends the found slice information to the AMF.
  • Step S206 The AMF sends a query message to the NRF.
  • the query message includes: the found slice information, the DNN information in the request message, and the current TAI information of the UE.
  • Step S207 The NRF searches for an SMF identifier that matches the query message.
  • step S207 includes:
  • the NRF looks up the SMF identifier that matches the slice information in the query message, the NRF looks up the SMF identifier that matches the DNN information in the query message, and the NRF looks up the SMF identifier that matches the TAI information in the query message.
  • Step S208 The NRF feeds back all the found SMF identifiers to the AMF.
  • Step S209 The AMF selects an appropriate SMF according to the SMF identifier returned by the NRF to establish a PDU session.
  • the SMF dynamically registers the DNN information and the TAI information used to identify itself into the NRF, so that when the subsequent PDU is connected, the AMF queries the corresponding SMF information in the NRF through the DNN information and the TAI information carried by the UE. .
  • a third embodiment of the present disclosure provides a method for performing NF discovery by using NRF. As shown in FIG. 3, the method specifically includes the following steps:
  • Step S301 The UDM is powered on to send a dynamic registration message to the NRF.
  • the dynamic registration message includes: label information used to identify the UDM.
  • the label information includes: the segment information of the UDM.
  • Step S302 The NRF establishes an association relationship between the label information of the UDM and the UDM identifier, and stores label information of the UDM.
  • Step S303 The UE sends a registration request message to the AMF, where the registration request message includes: SUPI information.
  • Step S304 The AMF sends a query message to the NRF, where the query message includes: SUPI information in the registration request message.
  • Step S305 The NRF searches for a UDM identifier that matches the query message.
  • step S305 includes:
  • the NRF searches for the longest matching segment information of the SUPI information in the query message according to the longest matching principle, and obtains the UDM identifier associated with the segment information.
  • Step S306 The NRF feeds back the found UDM identifier to the AMF.
  • Step S307 The AMF initiates a location update to the UDM according to the UDM identifier fed back by the NRF.
  • the UDM dynamically registers the segment information for identifying itself into the NRF, so that when the subsequent user registers, the AMF queries the corresponding UDM information in the NRF through the SUPI information carried by the UE.
  • a fourth embodiment of the present disclosure provides a method for performing NF discovery by using NRF. As shown in FIG. 4, the method specifically includes the following steps:
  • Step S401 The PCF powers on and sends a dynamic registration message to the NRF.
  • the dynamic registration message includes: label information used to identify the PCF.
  • the label information includes: the segment information of the PCF.
  • Step S402 The NRF establishes an association relationship between the label information of the PCF and the PCF identifier, and stores the label information of the PCF.
  • Step S403 The UE sends a PDU establishment request message to the AMF, where the PDU establishment request message includes: PDU identification information.
  • Step S404 The AMF sends a context creation request message to the SMF, where the context creation request message includes: SUPI information of the UE, requested slice information, and PDU identification information.
  • Step S405 The SMF sends a query message to the NRF, where the query message includes: SUPI information in the context creation request message.
  • Step S406 The NRF searches for a PCF identifier that matches the query message.
  • step S406 includes:
  • the NRF searches for the segment information that the SUPI information in the query message can match for the longest match according to the longest matching principle, and obtains the PCF identifier associated with the segment information.
  • Step S407 The NRF feeds back the found PCF identifier to the SMF.
  • Step S408 The SMF initiates a session policy creation request to the PCF according to the PCF identifier returned by the NRF.
  • the PCF dynamically registers the segment information for identifying itself into the NRF, so that when the subsequent user establishes the PDU, the SMF queries the corresponding PCF information in the NRF through the SUPI information carried by the UE.
  • a universal tag information can be configured by NF auto-registration and NRF, and the general query request of the NF is satisfied according to the tag information, thereby satisfying the NF through the NRF.
  • a fifth embodiment of the present disclosure provides an apparatus for performing NF discovery by using an NRF, and is applied to an NRF.
  • the apparatus includes: a processor 501, a memory 502, and a communication bus;
  • the communication bus is configured to implement connection communication between the processor 501 and the memory 502;
  • the processor 501 is configured to execute a computer program stored in the memory 502 to implement the following steps:
  • processor 501 is also configured to execute a computer program stored in memory 502 to implement the following steps:
  • the registration message Before receiving the query message sent by the requesting end, receiving the registration message sent by the NF, where the registration message includes: label information used to identify the NF;
  • the query message includes: one or more query tags
  • the processor 501 when performing the step of searching for the tag information that matches the query information, specifically includes:
  • the tag information includes at least one of the following: DNN information, TAI information, slice information, and segment information.
  • the processor 501 when performing the step of separately searching for tag information that matches each of the query tags, specifically includes:
  • the tag information that is completely consistent with the query tag is searched;
  • the longest matching principle is used to find the segment information that the SUPI information can match the longest.
  • a sixth embodiment of the present disclosure proposes a computer readable storage medium for use in a network function storage NRF, the computer readable storage medium storing a computer program
  • the computer readable storage medium provided by the embodiment of the present disclosure stores a computer program, and when the computer program is executed by at least one processor, performs the steps of the method of the embodiment of the present disclosure.
  • the method, device and readable storage medium for performing NF discovery by NRF introduced in the embodiments of the present disclosure solve the problem of querying NF through NRF in a 5G system, and can improve the efficiency of querying NF.
  • the NRF side does not need to pay attention to the specific tag information, and implements the function of the NRF to complete the NR query according to different tag information.
  • a universal tag information can be configured by NF auto-registration and NRF, and the general query request of the NF is satisfied according to the tag information, thereby satisfying the purpose of performing NF discovery through the NRF.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer And Data Communications (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé et un dispositif de découverte d'une fonction réseau (NF) par un NRF et un support d'informations lisible. Le procédé consiste à : recevoir un message d'interrogation envoyé par un demandeur et rechercher des informations d'étiquette correspondant au message d'interrogation ; et acquérir des informations de NF associées aux informations d'étiquette et envoyer les informations de NF au demandeur.
PCT/CN2018/109528 2017-11-17 2018-10-09 Procédé et dispositif de découverte de nf par nrf et support d'informations lisible WO2019095889A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201711147758.8 2017-11-17
CN201711147758.8A CN109803242B (zh) 2017-11-17 2017-11-17 通过nrf进行nf发现的方法、设备及可读存储介质

Publications (1)

Publication Number Publication Date
WO2019095889A1 true WO2019095889A1 (fr) 2019-05-23

Family

ID=66538902

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/109528 WO2019095889A1 (fr) 2017-11-17 2018-10-09 Procédé et dispositif de découverte de nf par nrf et support d'informations lisible

Country Status (2)

Country Link
CN (1) CN109803242B (fr)
WO (1) WO2019095889A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4044689A4 (fr) * 2019-12-11 2023-03-08 Huawei Technologies Co., Ltd. Procédé, dispositif et système de découverte d'élément de réseau de gestion de session

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112153626B (zh) * 2019-06-28 2022-04-26 中国移动通信有限公司研究院 服务发现的方法及网络设备
CN112188514B (zh) * 2019-07-05 2024-05-14 中兴通讯股份有限公司 一种业务处理方法、网络设备及存储介质
CN112583873B (zh) * 2019-09-30 2022-07-19 中国移动通信有限公司研究院 服务发现方法、装置及功能网元
CN111200812B (zh) * 2020-01-07 2021-07-20 广州爱浦路网络技术有限公司 一种加速5G核心网中NFs互相发现的方法
CN111416827B (zh) * 2020-03-25 2021-09-21 广州爱浦路网络技术有限公司 根据安全等级发现网络功能nf的方法
CN114615737B (zh) * 2020-12-07 2023-09-05 中国移动通信集团设计院有限公司 5g网元注册信息审核方法、装置、电子设备和存储介质
CN115209522B (zh) * 2021-04-06 2024-03-08 Oppo广东移动通信有限公司 网络功能注册方法、发现方法、装置、设备及介质
CN112822646B (zh) * 2021-04-19 2021-08-13 中兴通讯股份有限公司 消息处理方法和装置、电子设备、计算机可读存储介质
CN113163472B (zh) * 2021-05-11 2022-04-26 中国联合网络通信集团有限公司 Amf选择方法及装置
CN115484669A (zh) * 2021-06-15 2022-12-16 中国电信股份有限公司 发现请求的处理方法、装置和系统
CN114285736A (zh) * 2021-12-22 2022-04-05 中国电信股份有限公司 Supi号段配置系统、方法、装置、网络设备和介质
CN114945173B (zh) * 2022-03-29 2023-05-05 广州爱浦路网络技术有限公司 跨plmn信令转发方法、电子设备及存储介质
CN114827978B (zh) * 2022-04-06 2022-11-18 广州爱浦路网络技术有限公司 应用服务器选择方法、装置及存储介质
CN114760620A (zh) * 2022-04-20 2022-07-15 中国电信股份有限公司 注册号码的校验方法、装置及系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110235505A1 (en) * 2010-03-29 2011-09-29 Hitachi, Ltd. Efficient deployment of mobility management entity (MME) with stateful geo-redundancy
CN105677433A (zh) * 2016-03-15 2016-06-15 深圳创维－Rgb电子有限公司 服务器程序热升级的方法及装置
CN106412905A (zh) * 2016-12-12 2017-02-15 中国联合网络通信集团有限公司 网络切片选择方法、ue、mme和系统
CN106482789A (zh) * 2016-11-07 2017-03-08 广东技术师范学院 基于单片机的无线环境监测系统及方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2618532A1 (fr) * 2012-01-19 2013-07-24 Panasonic Corporation Entrelacement de composant amélioré pour constellations rotatives
CN103095587B (zh) * 2013-01-23 2015-10-21 北京交通大学 一种注册服务的方法,网络族群中心控制节点和系统
CN103638531A (zh) * 2013-07-17 2014-03-19 上海交通大学医学院附属瑞金医院 Lgr4基因用于筛选促进白色脂肪棕色化的药物
US10142994B2 (en) * 2016-04-18 2018-11-27 Electronics And Telecommunications Research Institute Communication method and apparatus using network slicing
CN106295734A (zh) * 2016-07-13 2017-01-04 西北大学 一种基于rfid的被动式目标追踪方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110235505A1 (en) * 2010-03-29 2011-09-29 Hitachi, Ltd. Efficient deployment of mobility management entity (MME) with stateful geo-redundancy
CN105677433A (zh) * 2016-03-15 2016-06-15 深圳创维－Rgb电子有限公司 服务器程序热升级的方法及装置
CN106482789A (zh) * 2016-11-07 2017-03-08 广东技术师范学院 基于单片机的无线环境监测系统及方法
CN106412905A (zh) * 2016-12-12 2017-02-15 中国联合网络通信集团有限公司 网络切片选择方法、ue、mme和系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4044689A4 (fr) * 2019-12-11 2023-03-08 Huawei Technologies Co., Ltd. Procédé, dispositif et système de découverte d'élément de réseau de gestion de session

Also Published As

Publication number Publication date
CN109803242A (zh) 2019-05-24
CN109803242B (zh) 2021-09-03

Similar Documents

Publication Publication Date Title
WO2019095889A1 (fr) Procédé et dispositif de découverte de nf par nrf et support d'informations lisible
US10715482B2 (en) Wide area service discovery for internet of things
CN113891430A (zh) 一种通信的方法、装置及系统
WO2016023357A1 (fr) Procédé et appareil d'accès à une page web et routeur
KR20100126433A (ko) 무선 네트워크에 제공된 서비스를 발견하는 기술
US10110706B2 (en) Remote access method and device
WO2017041168A1 (fr) Découverte de services par pré-association
JP5847185B2 (ja) コンテンツ中心のネットワーク環境でグループ変更に関する情報を用いるコンテンツ共有方法及び装置
JP2017521929A (ja) リモート情報クエリの方法及びサーバ
WO2015096344A1 (fr) Procédé et système pour qu'une application acquière une adresse de contrôle d'accès au support (mac) d'un terminal
WO2019024733A1 (fr) Procédé et appareil d'interrogation d'informations d'authentification de point d'accès sans fil
WO2018040096A1 (fr) Procédé de traitement d'informations d'identification, système de commande de base de données et dispositifs associés
CN103812900A (zh) 一种数据同步方法、装置及系统
JP2017500679A (ja) メディアリソースフィードバック方法、装置、プログラム及び記録媒体
WO2017167027A1 (fr) Procédé d'accès au réseau et équipement associé et système associé
WO2009000214A1 (fr) Procédé et dispositif pour configurer des données de configuration du réseau d'accès utilisateur
US9130938B2 (en) Method, switch, and system for processing a message
WO2020094021A1 (fr) Procédé et système de communication dans une architecture de micro-services
WO2015101297A1 (fr) Procédé, dispositif et système d'interrogation de service et station
WO2012152076A1 (fr) Procédé, dispositif et système d'adaptation de service
WO2015085573A1 (fr) Procédé et dispositif de communication utilisant un spectre blanc
WO2017000540A1 (fr) Procédé et dispositif d'interrogation de données
JP4886027B2 (ja) ネットワークでディスカバリーを実行する装置、システムおよびその方法
US10104530B2 (en) Information query method, device, and system
CN116011013A (zh) 数据库访问方法和装置、计算设备和计算机程序产品

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18879811

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 21/09/2020)

122 Ep: pct application non-entry in european phase

Ref document number: 18879811

Country of ref document: EP

Kind code of ref document: A1