CN102917386B - Device and method for consistency protocol verification of interfaces S1 of LTE (Long Term Evolution) wireless network - Google Patents
Device and method for consistency protocol verification of interfaces S1 of LTE (Long Term Evolution) wireless network Download PDFInfo
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Abstract
The embodiment of the invention discloses a device and method for consistency protocol verification of interfaces S1 of an LTE (Long Term Evolution) wireless network. The device comprises an interface S1 module, an exchange module and at least two analog core network modules, wherein the interface S1 module is used for simultaneously receiving interface S1 test data sent by different base stations, determining the corresponding relationship between the different base stations and the analog core network modules through exchange processing, and transmitting the interface S1 test data from the different base stations to respective corresponding analog core network modules through the exchange module; and the analog core network modules are used for simultaneously processing the interface S1 test data which is received from the exchange module and comes from the different base stations, and transmitting a first response signal to the interface S1 module through the exchange module. The device and the method have the advantages that the consistency protocol verification on the interfaces S1 between multiple base stations and multiple analog core network modules can be simultaneously carried out, and the requirements of LTE for rapid network deployment are met.
Description
Technical field
The present invention relates to moving communicating field, particularly relate to a kind of LTE wireless network S1 interface consistency protocol demo plant and method.
Background technology
Along with the fast development of mobile communication, Long Term Evolution LTE (Long Term Evolution) is also developing rapidly, and the research and development of China LTE technical research, relevant device and test, be in the large scale experiment stage.For the active demand of the multiple core net in deployment of LTE network and plurality of base station devices mixed networking, the problem that first will solve is exactly the S1 interface inter-link checking accelerated between multiple core network and multiple base station.
The S1 interface inter-link that prior art usually adopts test instrumentation to carry out between core net and base station is verified, test instrumentation has some limitations, single base station can only be tested, test subscriber is fewer, when for multiple base stations and multiuser scrnario testing, usually adopt the method for to add switch in existing test instrumentation front end and carrying out processing, but when adopting in this way, the process of test instrumentation remains carries out test processes one by one successively to the base station of access, cannot meet the demand that multiple base station is tested simultaneously; When for when testing multi-BS (base station) multi-user scene simultaneously, a large amount of test instrumentations can only be adopted to test simultaneously, because currently used test instrumentation price is very expensive, in order to meet many base stations testing requirement test instrumentation that just needs purchase is a large amount of simultaneously, cost is very high, is worthless economically; Because deployment of LTE network work is just in like a raging fire carrying out, base station equipment, simultaneously also in a large amount of deployment, is then the most important thing mapped out the work for the S1 interface checking work between base station and core net.
So only adopt existing test instrumentation cannot meet testing requirement while Large Copacity base station; just in the urgent need to developing a kind of testing apparatus; meet the S1 interface testing requirement simultaneously of Large Copacity base station, in order to optimize whole LTE sweeping experiment network, accelerate LTE industrialization and scale process.
Summary of the invention
In order to solve the problem, the object of the invention is to provide a kind of LTE wireless network S1 interface consistency protocol verification method, to support to verify the LTE S1 interface protocol consistency between a large amount of base station and core net simultaneously, save device resource, save the network design time, meet the demand of LTE network rapid deployment.
The embodiment of the invention discloses following technical scheme:
A kind of LTE wireless network S1 interface consistency protocol demo plant, comprising:
S1 interface module, Switching Module and at least two analog core net modules;
Described S1 interface module, for receiving the S1 interface testing data that different base station sends simultaneously, through inner exchanging process, determine the corresponding relation of described different base station and described at least two analog core net modules, and send the S1 interface testing data from different base station to each self-corresponding analog core net module by described Switching Module, with the first response signaling that at least two analog core net modules described in reception are transmitted by described Switching Module, and send each self-corresponding base station according to described corresponding relation to by responding signaling from first of different analog core net module,
Described Switching Module, for transmitting the information between described S1 interface module and described at least two analog core net modules;
Described at least two analog core net modules, for processing the S1 interface testing data from different base station received from described Switching Module simultaneously, and send described first response signaling to described S1 interface module by described Switching Module.
Preferably, described S1 interface module, comprising: receiver module, inner exchanging module and sending module, wherein,
Receiver module, for receiving the S1 interface testing data that different base station sends, and sends described S1 interface testing data to inner exchanging module;
Inner exchanging module, for the S1 interface testing data according to different base station, search the IP address of different base station, according to the corresponding relation between the IP address field preset and analog core net module, determine the corresponding relation of different base station and described at least two analog core net modules;
Sending module, for sending the described S1 interface testing data from different base station to each self-corresponding analog core net module by described Switching Module.
Preferably, described analog core net module comprises:
Mobility Management Entity module, for verifying the signaling in S1 interface testing data;
User management module, for transmitting the user data in S1 interface testing data.
Preferably, described Mobility Management Entity module, comprising:
Network interconnection system memory module, for verifying the network interconnection system memory function of core network side Mobility Management Entity;
Application protocol module, for verifying the function of the application protocol of core network side Mobility Management Entity;
SCTP module, for verifying the transfer function between core network side Mobility Management Entity and base station;
Network interconnection IP signaling module, processes for form signaling wrapped according to IP.
Preferably, described user management module, comprising:
Packet data protocol module, for the transfer function of the gateway and the user grouping packet of data gateway respectively and between base station of verifying core-network side;
User Datagram Protoco (UDP) module, for verifying the transmit port of described user grouping packet and detecting data error;
IP data module, processes for form empirical tests and the user grouping packet after detecting wrapped according to IP.
Preferably, also comprise:
Data cache module and IP High-speed Forwarding Engine module;
Described data cache module, for searching IPV4 and/or the IPV6 header of grouped data in IP data module;
Described IP High-speed Forwarding Engine module, for the header according to described data cache module searches, realizes the surface speed forwarding of IPV4 and/or IPV6 packet.
Preferably, also comprise:
At least one home subscriber service module, for receiving the ownership signaling that analog core net module is sent by Switching Module, carry out storage administration, and by Switching Module, ownership is responded the analog core net module that signaling sends correspondence to, so that analog core net module responds signaling according to described ownership respond signaling to S1 interface module by Switching Module transmission second.
Preferably, described home subscriber service module, comprising:
Data storage module, for the user data of store home user, described user data at least comprises: user profile, CAMEL-Subscription-Information, location dependent information and authentication information;
Subscription authentication module, for authentication user profile;
Location management module, for the positional information in managing user information.
Preferably, also comprise:
Strategy and charging planning module, the control signal sent by Switching Module for receiving analog core net module carries out control and management, and send control response signaling to analog core net module by Switching Module, so that analog core net module responds signaling according to control transmit the 3rd response signaling to S1 interface module by Switching Module.
Preferably, described strategy and charging planning module, comprising:
Charging control module, is used to specify the charging regulation based on business data flow;
Strategic control module, for carrying out policy control to the business data flow through the process of charging control module, described policy control at least comprises: binding, gate, event report process, service quality control, the foundation of consumption Monitoring and Controlling and BlueDrama and gateway control session.
A kind of LTE wireless network S1 interface consistency protocol verification method, comprising:
S1 interface module receives the S1 interface testing data that different base station sends, through inner exchanging process, determine the corresponding relation between described different base station and at least two analog core net modules, and Switching Module will be sent to from different base station S1 interface testing data;
Described Switching Module sends the S1 interface testing data of each base station to each self-corresponding analog core net module according to corresponding relation;
Described at least two analog core net modules process the S1 interface testing data received, and send the first response signaling to S1 interface module by Switching Module;
Described S1 interface module is responded signaling by receive first and is sent to base station according to described corresponding relation.
Preferably, described S1 interface module receives the S1 interface testing data that different base station sends, and through inner exchanging process, comprising:
Receive the S1 interface testing data that different base station sends, according to different described S1 interface testing data, search the IP address of different base station;
According to the corresponding relation between the IP address field preset and at least two analog core net modules, determine the corresponding relation of different base station and described at least two analog core net modules;
Send the described S1 interface testing data from different base station to correspondence by described Switching Module and feel analog core net module.
Preferably, described at least two analog core net modules process the S1 interface testing data received, and comprising:
Verification process is carried out to the signaling in S1 interface testing data;
User data in S1 interface testing data is transmitted.
Preferably, described signaling in S1 interface testing data to be verified, comprising:
The network interconnection system memory function of checking core network side Mobility Management Entity;
The application protocol function of checking core network side Mobility Management Entity;
Signalling function between checking core network side Mobility Management Entity and base station;
The form that signaling is wrapped according to IP is processed.
Preferably, described user data in S1 interface testing data to be processed, comprising:
The checking gateway of core network side and the packet data transmission function between data gateway and base station;
Checking packet data port and error control detect;
The form that empirical tests and the grouped data after detecting are wrapped according to IP is processed.
Preferably, also comprise:
Data cache module is searched by IPV4 and/or the IPV6 header of data cache module to grouped data;
IP High-speed Forwarding Engine module, according to the header of described data cache module searches, realizes the surface speed forwarding of IPV4 and/or IPV6 packet by IP High-speed Forwarding Engine module.
Preferably, described analog core net module also comprises after processing the S1 interface testing data received:
At least one home subscriber service module receives the ownership signaling that analog core net module is sent by Switching Module, carries out storage management;
At least one home subscriber service module described transmits ownership response signaling to corresponding analog core net module by Switching Module, so that described analog core net module responds signaling according to described ownership transmit the second response signaling to S1 interface module by Switching Module.
Preferably, at least one home subscriber service module described receives the ownership signaling that analog core net module is sent by Switching Module, carries out storage management, comprising:
Store the user data of store home user, described user data at least comprises: user profile, CAMEL-Subscription-Information, location dependent information and authentication information;
Authentication user profile;
Positional information in managing user information.
Preferably, described analog core net module also comprises after processing the S1 interface testing data received:
Strategy and charging planning module receive the control signal that analog core net module is sent by Switching Module, carry out control and management;
Control is responded signaling by Switching Module and is sent analog core net module to by strategy and charging planning module, so that analog core net module responds signaling according to control respond signaling to S1 interface module by Switching Module transmission the 3rd.
Preferably, described strategy and charging planning module receive the control signal that analog core net module is sent by Switching Module, carry out control and management, comprising:
Specify the charging regulation based on business data flow;
Carry out policy control to the business data flow through the process of charging control module, described policy control at least comprises: binding, gate, event report process, service quality control, the foundation of consumption Monitoring and Controlling and BlueDrama and gateway control session.
As can be seen from the above-described embodiment; a kind of LTE wireless network S1 interface consistency protocol demo plant disclosed by the invention and method; this device meets the S1 interface testing demand of the Large Copacity base station of deployment of LTE network; support to test the S1 interface consistency protocol between many base stations and multi-core network simultaneously; in order to optimize whole LTE sweeping experiment network, accelerate LTE industrialization and scale process.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of LTE wireless network S1 interface consistency protocol demo plant structural representation that the embodiment of the present invention one discloses;
Fig. 2 is the another kind of LTE wireless network S1 interface consistency protocol demo plant structural representation that the embodiment of the present invention two discloses;
Fig. 3 is the real another kind of LTE wireless network S1 interface consistency protocol demo plant structural representation disclosed of the present invention;
Fig. 4 is the real another kind of LTE wireless network S1 interface consistency protocol demo plant structural representation disclosed of the present invention;
Fig. 5 is a kind of LTE wireless network S1 interface consistency protocol verification method flow chart that the embodiment of the present invention three discloses;
Fig. 6 is the real another kind of LTE wireless network S1 interface consistency protocol verification method flow chart disclosed of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the embodiment of the present invention below in conjunction with accompanying drawing.
Embodiment one
In order to detailed description device of the present invention, specifically refer to Fig. 1, it is a kind of LTE wireless network S1 interface consistency protocol demo plant structural representation that the embodiment of the present invention one discloses, and comprising: S1 interface module 101, Switching Module 102 and two analog core net modules 103 and 104.
Described S1 interface module 101, for receiving the S1 interface testing data that different base station sends simultaneously, through exchanging process, determine the corresponding relation of described different base station and analog core net module, and send the S1 interface testing data from different base station to each self-corresponding analog core net module by described Switching Module, respond signaling with receive the transmission of described Switching Module first, and send described first response signaling to different base station according to described corresponding relation;
Described Switching Module 102, for transmitting the information between described S1 interface module and described core net module;
Described two analog core net modules 103 and 104, for carrying out signaling process to the S1 interface testing data from different base station received from described Switching Module simultaneously, and send the first response signaling to described S1 interface module by Switching Module.
As can be seen from the above-described embodiment, described device can be tested two base stations simultaneously, meets the demand of many base station authentication test, owing to carrying out multiple base station testing simultaneously, also substantial saving in the testing time, meet the demand of LTE network rapid deployment.
Embodiment two
In order to being described device of the present invention specifically, below for the S1 interface consistency protocol validation test for 100 base stations and 5 analog core nets, be described in more detail.Specifically refer to Fig. 2, it is the another kind of LTE wireless network S1 interface consistency protocol demo plant structural representation that the embodiment of the present invention two discloses.Comprise: S1 interface module 201, Switching Module 202 and five analog core net module 1-5.
Described S1 interface module 201, for receiving the S1 interface testing data that different base station sends simultaneously, through exchanging process, determine the corresponding relation of described different base station and analog core net module, and send the S1 interface testing data from different base station to each self-corresponding analog core net module by described Switching Module, respond signaling with receive the transmission of described Switching Module first, and send described first response signaling to different base station according to described corresponding relation;
Preferably, described interface module, comprising: receiver module 201A, inner exchanging module 201B and sending module 201C;
Receiver module 201A, for receiving the S1 interface testing data that different base station sends, and sends described S1 interface testing data to inner exchanging module;
Inner exchanging module 201B, for the S1 interface testing data according to different base station, search the IP address of different base station, according to the corresponding relation between the IP address field preset and analog core net module, determine the corresponding relation of different base station and described two analog core net modules.
Such as, the receiver module 201A in S1 interface module 201, receives the S1 interface testing data of 1 to base station, base station 100, described inner exchanging module 201B, according to described test data, judges the IP value of 1 to base station, base station 100, according to the corresponding relation between the IP address field preset and analog core net module, search the IP address field belonging to the IP value of base station, to determine the corresponding relation between base station and analog core net module, detailed process is such as: 1 to base station, base station 20 belongs to analog core net module 1 test specification, 21 to base station, base station 40 belongs to analog core net module 2 test specification, 41 to base station, base station 60 belongs to analog core net module 3 test specification, 61 to base station, base station 80 belongs to analog core net module 4 test specification, 81 to base station, base station 100 belongs to analog core net module 5 test specification, according to above-mentioned corresponding relation, determine the analog core net module corresponding to 100 different base stations respectively.
Sending module 201C, for sending the described S1 interface testing data from different base station to each self-corresponding analog core net module by described Switching Module.
Described Switching Module 202, for transmitting the information between described S1 interface module and described 5 analog core net modules;
Such as, by the S1 interface testing data of 100 base stations that described S1 interface module receives, according to the corresponding relation of 100 different base stations with 5 analog core net modules, described test data is sent respectively to the analog core net module of correspondence.
Described analog core net module 1-5, for processing the S1 interface testing data from different base station received from described Switching Module simultaneously, and sends the first response signaling to described S1 interface module by Switching Module.
Preferably, described analog core net module 1-5 structure is identical, respectively comprises: Mobility Management Entity module (Mobile Management Entity, MME module) and user management module (User Management, UM module);
Described Mobility Management Entity module, for verifying the signaling in S1 interface testing data;
Preferably, described Mobility Management Entity module comprises: network interconnection system memory module, for verifying core network side Mobility Management Entity (Mobile Management Entity, MME) network interconnection system stores (Network Attached Storage, NAS) function; Application protocol module, for verifying the function of the application protocol (S1Application Protocol, S1AP) of core network side Mobility Management Entity (Mobile Management Entity, MME); SCTP (Stream ControlTransmission Protocol, SCTP) module, for verifying the transfer function between core network side MME and base station; Network interconnection IP signaling module, processes for the form realized signaling is wrapped according to IP.Concrete example such as: the network interconnection system memory module in the Mobility Management Entity module 203A in analog core net module 203 realizes mobile management in agreement and session management two large divisions, function comprises mobility, evolved packet system (Evolution Packet System, the EPS) function such as bearer management and security control of supporting user.Business basic function comprises adds attach, function such as separation detach, service request service request, paging paging, NAS signalling transport of NAS messages, EPS bearer management etc., also has NAS encryption and integrity protection function.By the NAS information transmission between the NAS module in the Mobility Management Entity module of analog core net module and S1AP module between Interface realization NAS module and S1AP module and some indication control functions; Described S1AP module realizes the signaling process in agreement 36.413, and major function comprises the management functions such as context management, E-RAB management, paging, NAS transmission, UE ability and S 1 foundation; Send by the S 1AP signaling simulated between the S1AP module of EPC and the SCTP module of simulation EPC between Interface realization core-network side MME and base station and receive.Described SCTP module realizes the signalling function between core-network side MME and base station.Described IP signaling module processes the form that signaling is wrapped according to IP.
Preferably, described user management module, process for the data in the S1 interface testing data that transmit base station, comprise: packet data protocol (GPRS Tunneling Protocol User Plane, GTPU) module, User Datagram Protoco (UDP) (User Datagram Protocol, UDP) module and IP data module.
Described packet data protocol GTPU module, for realizing core network side gateway (ServiceGateway, SGW) and the user grouping data packet transmission between data gateway (Packet data Gateway, PGW) and base station; Described User Datagram Protoco (UDP) UDP module, detects for the port authorization and data error realizing grouped data; Described IP data module, processes for the form wrapped according to IP by the user grouping packet after User Datagram Protoco (UDP) UDP resume module.
Preferably, described device, also comprise: a home subscriber service (Home Subscriber Server, HSS) module, for receiving the ownership signaling that analog core net module is sent by Switching Module, carry out storage administration, and by Switching Module, ownership is responded the analog core net module that signaling sends correspondence to, so that analog core net module responds signaling according to described ownership respond signaling to S1 interface module by Switching Module transmission second.
A described home subscriber serving HSS module, comprising: data storage module, for the user data of store home user, described user data at least comprises: user profile, EPS APN CAMEL-Subscription-Information, location dependent information and authentication information; Subscription authentication module, for authentication user profile; Location management module, for the positional information in managing user information.Specifically as shown in Figure 3.
Preferably, described device, also can comprise multiple HSS module;
Preferred described device, also comprise: strategy and charging planning PCRF module, the control signal sent by Switching Module for receiving analog core net module carries out control and management, and send control response signaling to analog core net module by Switching Module, so that analog core net module responds signaling according to control transmit the 3rd response signaling to S1 interface module by Switching Module.
Strategy and charging planning (Policy and Charging Rules Function, PCRF) module, comprise charging control module and strategic control module; Described charging control module, is used to specify the charging regulation based on business data flow; Described strategic control module, for carrying out policy control to the business data flow through the process of charging control module, described policy control at least comprises: binding, gate, event report process, service quality control, the foundation of consumption Monitoring and Controlling and BlueDrama and gateway control session.Specifically as shown in Figure 3.
Preferably, described device also can comprise: data cache module and IP High-speed Forwarding Engine module; Specifically as described in Figure 4, wherein, described data cache module, for searching IPV4 and/or the IPV6 header of grouped data in IP data module;
Described IP High-speed Forwarding Engine module, for the header according to described data cache module searches, realizes the surface speed forwarding of IPV4 and/or IPV6 packet.
Pass through above-described embodiment, can find out, by S1 interface module, access the S1 interface testing data of a large amount of base station, it is sent to corresponding analog core net according to corresponding relation, realize the conforming checking of S1 interface protocol simultaneously to each base station and multiple analog core net, save Internet resources, save the deployment of LTE network time.
Embodiment three
In order to specifically detailed, the method for the invention is described, below to be verified as example for 10 base station S1 interface protocols are conforming, method is described in detail.Specifically refer to Fig. 5, it is a kind of LTE wireless network S1 interface consistency protocol verification method flow chart that the embodiment of the present invention three discloses.Concrete steps comprise:
Step 501:S1 interface module receives the S1 interface testing data that 10 different base stations send, and through inner exchanging process, determines each self-corresponding analog core net module of described different base station, and sends the S1 interface testing data of each base station to Switching Module;
Step 502: described Switching Module sends the S1 interface testing data of 10 base stations to each self-corresponding analog core net module respectively;
Step 503: described at least two analog core net modules process the S1 interface testing data received, and send the first response signaling to S1 interface module by Switching Module;
Step 504: the receive first response signaling is sent to base station by described S1 interface module.
Preferably, described step 501, such as be specifically as follows: S1 interface module receives the S1 interface testing data that 10 different base station sides send, judge the IP value of these 10 base stations, according to the corresponding relation between the IP address field preset and at least two analog core nets, determine 10 each self-corresponding analog core nets in base station, by the S1 interface testing data of Switching Module by described different base station, send corresponding analog core net module successively to.
Preferably, described step 503, such as be specifically as follows: described analog core net module is to the signaling in the test data received, carry out verification process and send the first response signaling after process to Switching Module, specifically comprise: the NAS layer function of checking core network side MME, the activation of user plane bearer, amendment, deexcitation and mobile management are verified; Carry out checking by the S1AP function of S1AP module to core network side MME to comprise: the management of context management, RAB, paging, NAS transmission, UE ability, S1 set up checking; By SCTP module, the signalling function between core network side MME and base station is verified; By IP signaling module, the form that signaling is wrapped according to IP is processed.
Preferably, described step 503, also comprise: the user data in test data is processed, such as be specifically as follows: verification msg port and error control detect, checking core network side SGW and the packet data transmission function between PGW and base station, process the form that grouped data is wrapped according to IP.
Preferably, described method, also comprises: searched by IPV4 and/or the IPV6 header of data cache module to grouped data; According to the header of described data cache module searches, by IP High-speed Forwarding Engine module, realize the surface speed forwarding of IPV4 and/or IPV6 packet.
Preferably, described method, also comprise: at least one HSS module receive analog core net module by Switching Module send ownership signaling, carry out storage management, and by Switching Module, ownership is responded the analog core net that signaling sends correspondence to, so that described analog core net responds signaling according to described ownership respond signaling to S1 interface module by Switching Module transmission second.
Preferably, described storage management, is specifically as follows: the user data storing store home user, and described user data at least comprises: user profile, EPS APN CAMEL-Subscription-Information, location dependent information and authentication information; Authentication user profile; Positional information in managing user information.
Preferably, described method, also comprise: strategy and charging planning PCRF module receive the control signal that analog core net module is sent by Switching Module, carry out control and management, and send control response signaling to analog core net module by Switching Module, so that analog core net module responds signaling according to control transmit the 3rd response signaling to S1 interface module by Switching Module.
Preferably, described control and management process, be specifically as follows: specify the charging regulation based on business data flow, carry out policy control to the business data flow through the process of charging control module, described policy control at least comprises: binding, gate, event report process, service quality control, the foundation of consumption Monitoring and Controlling and BlueDrama and gateway control session.Concrete grammar as shown in Figure 6, in figure step 603 and step 604 do not have sequencing point, also can carry out, Fig. 6 is only wherein a kind of processing mode simultaneously; Such as concrete grammar is, step 603, also comprise: by Switching Module, ownership is responded signaling and send corresponding analog core net to, so that described analog core net module responds signaling according to described ownership respond signaling to S1 interface module by Switching Module transmission second.Step 604, also comprises: by Switching Module, signaling is responded in control and send analog core net module to, so that analog core net module responds signaling according to control transmit the 3rd response signaling to S1 interface module by Switching Module.Then described step 605, comprise: the first response signaling, second that the analog core net module received transmits by described S1 interface module is responded signaling and the 3rd and responded signaling, according to the corresponding relation between analog core net module and base station, send corresponding base station to.
A kind of LTE wireless network S1 interface consistency protocol demo plant provided by the present invention and method, may be used for when LTE wireless network deployment, verify the S1 interface protocol consistency between multiple base station and multiple core network; Also may be used for verifying base-station interface consistency when producing large batch of base station, and the base station of required checking can same manufacturer production, also can be that different manufacturers is produced; The present invention can also be applied in other any scenes to LTE base station interface consistency checking.
By the method that above-described embodiment provides, can find out, to the S1 interface testing data of multiple base station, according to the corresponding relation between each base station and multiple analog core net module, the S1 interface testing data of each base station are sent to corresponding analog core net module, realize simultaneously to multiple base station and the conforming checking of multiple core net S1 interface protocols, save the validation test time, the LTE meeting multiple core net and multiple base station arranges net testing requirement.
Claims (20)
1. a LTE wireless network S1 interface consistency protocol demo plant, is characterized in that, comprising:
S1 interface module, Switching Module and at least two analog core net modules;
Described S1 interface module, for receiving the S1 interface testing data that different base station sends simultaneously, through inner exchanging process, determine the corresponding relation of described different base station and described at least two analog core net modules, and send the S1 interface testing data from different base station to each self-corresponding analog core net module by described Switching Module, with the first response signaling that at least two analog core net modules described in reception are transmitted by described Switching Module, and send each self-corresponding base station according to described corresponding relation to by responding signaling from first of different analog core net module,
Described Switching Module, for transmitting the information between described S1 interface module and described at least two analog core net modules;
Described at least two analog core net modules, for processing the S1 interface testing data from different base station received from described Switching Module simultaneously, to the signaling in the test data received, carry out verification process and send the first response signaling after process to Switching Module, and send described first response signaling to described S1 interface module by described Switching Module.
2. device according to claim 1, is characterized in that, described S1 interface module, comprising: receiver module, inner exchanging module and sending module, wherein,
Receiver module, for receiving the S1 interface testing data that different base station sends, and sends described S1 interface testing data to inner exchanging module;
Inner exchanging module, for the S1 interface testing data according to different base station, search the IP address of different base station, according to the corresponding relation between the IP address field preset and analog core net module, determine the corresponding relation of different base station and described at least two analog core net modules;
Sending module, for sending the described S1 interface testing data from different base station to each self-corresponding analog core net module by described Switching Module.
3. device according to claim 1 and 2, is characterized in that, described analog core net module comprises:
Mobility Management Entity module, for verifying the signaling in S1 interface testing data;
User management module, for transmitting the user data in S1 interface testing data.
4. device according to claim 3, is characterized in that, described Mobility Management Entity module, comprising:
Network interconnection system memory module, for verifying the network interconnection system memory function of core network side Mobility Management Entity;
Application protocol module, for verifying the function of the application protocol of core network side Mobility Management Entity;
SCTP module, for verifying the transfer function between core network side Mobility Management Entity and base station;
Network interconnection IP signaling module, processes for form signaling wrapped according to IP.
5. device according to claim 3, is characterized in that, described user management module, comprising:
Packet data protocol module, for the transfer function of the gateway and the user grouping packet of data gateway respectively and between base station of verifying core-network side;
User Datagram Protoco (UDP) module, for verifying the transmit port of described user grouping packet and detecting data error;
IP data module, processes for form empirical tests and the user grouping packet after detecting wrapped according to IP.
6. device according to claim 1 and 2, is characterized in that, also comprises:
Data cache module and IP High-speed Forwarding Engine module;
Described data cache module, for searching IPV4 and/or the IPV6 header of grouped data in IP data module;
Described IP High-speed Forwarding Engine module, for the header according to described data cache module searches, realizes the surface speed forwarding of IPV4 and/or IPV6 packet.
7. device according to claim 1 and 2, is characterized in that, also comprises:
At least one home subscriber service module, for receiving the ownership signaling that analog core net module is sent by Switching Module, carry out storage administration, and by Switching Module, ownership is responded the analog core net module that signaling sends correspondence to, so that analog core net module responds signaling according to described ownership respond signaling to S1 interface module by Switching Module transmission second.
8. device according to claim 7, is characterized in that, described home subscriber service module, comprising:
Data storage module, for the user data of store home user, described user data at least comprises: user profile, CAMEL-Subscription-Information, location dependent information and authentication information;
Subscription authentication module, for authentication user profile;
Location management module, for the positional information in managing user information.
9. device according to claim 1 and 2, is characterized in that, also comprises:
Strategy and charging planning module, the control signal sent by Switching Module for receiving analog core net module carries out control and management, and send control response signaling to analog core net module by Switching Module, so that analog core net module responds signaling according to control transmit the 3rd response signaling to S1 interface module by Switching Module.
10. device according to claim 9, is characterized in that, described strategy and charging planning module, comprising:
Charging control module, is used to specify the charging regulation based on business data flow;
Strategic control module, for carrying out policy control to the business data flow through the process of charging control module, described policy control at least comprises: binding, gate, event report process, service quality control, the foundation of consumption Monitoring and Controlling and BlueDrama and gateway control session.
11. 1 kinds of LTE wireless network S1 interface consistency protocol verification methods, is characterized in that, comprising:
S1 interface module receives the S1 interface testing data that different base station sends, through inner exchanging process, determine the corresponding relation between described different base station and at least two analog core net modules, and Switching Module will be sent to from different base station S1 interface testing data;
Described Switching Module sends the S1 interface testing data of each base station to each self-corresponding analog core net module according to corresponding relation;
Described at least two analog core net modules process the S1 interface testing data received, to the signaling in the test data received, carry out verification process and send the first response signaling after process to Switching Module, and send the first response signaling to S1 interface module by Switching Module;
Described S1 interface module is responded signaling by receive first and is sent to base station according to described corresponding relation.
12. methods according to claim 11, is characterized in that, described S1 interface module receives the S1 interface testing data that different base station sends, and through inner exchanging process, comprising:
Receive the S1 interface testing data that different base station sends, according to different described S1 interface testing data, search the IP address of different base station;
According to the corresponding relation between the IP address field preset and at least two analog core net modules, determine the corresponding relation of different base station and described at least two analog core net modules;
Send the described S1 interface testing data from different base station to correspondence by described Switching Module and feel analog core net module.
13. methods according to claim 11 or 12, it is characterized in that, described at least two analog core net modules process the S1 interface testing data received, and comprising:
Verification process is carried out to the signaling in S1 interface testing data;
User data in S1 interface testing data is transmitted.
14. methods according to claim 13, is characterized in that, describedly verify the signaling in S1 interface testing data, comprising:
The network interconnection system memory function of checking core network side Mobility Management Entity;
The application protocol function of checking core network side Mobility Management Entity;
Signalling function between checking core network side Mobility Management Entity and base station;
The form that signaling is wrapped according to IP is processed.
15. methods according to claim 13, is characterized in that, describedly process the user data in S1 interface testing data, comprising:
The checking gateway of core network side and the packet data transmission function between data gateway and base station;
Checking packet data port and error control detect;
The form that empirical tests and the grouped data after detecting are wrapped according to IP is processed.
16. methods according to claim 11 or 12, is characterized in that, also comprise:
Data cache module is searched by IPV4 and/or the IPV6 header of data cache module to grouped data;
IP High-speed Forwarding Engine module, according to the header of described data cache module searches, realizes the surface speed forwarding of IPV4 and/or IPV6 packet by IP High-speed Forwarding Engine module.
17. methods according to claim 11 or 12, it is characterized in that, described analog core net module also comprises after processing the S1 interface testing data received:
At least one home subscriber service module receives the ownership signaling that analog core net module is sent by Switching Module, carries out storage management;
At least one home subscriber service module described transmits ownership response signaling to corresponding analog core net module by Switching Module, so that described analog core net module responds signaling according to described ownership transmit the second response signaling to S1 interface module by Switching Module.
18. methods according to claim 17, is characterized in that, at least one home subscriber service module described receives the ownership signaling that analog core net module is sent by Switching Module, carries out storage management, comprising:
Store the user data of store home user, described user data at least comprises: user profile, CAMEL-Subscription-Information, location dependent information and authentication information;
Authentication user profile;
Positional information in managing user information.
19. methods according to claim 11 or 12, it is characterized in that, described analog core net module also comprises after processing the S1 interface testing data received:
Strategy and charging planning module receive the control signal that analog core net module is sent by Switching Module, carry out control and management;
Control is responded signaling by Switching Module and is sent analog core net module to by strategy and charging planning module, so that analog core net module responds signaling according to control respond signaling to S1 interface module by Switching Module transmission the 3rd.
20. methods according to claim 19, is characterized in that, described strategy and charging planning module receive the control signal that analog core net module is sent by Switching Module, carry out control and management, comprising:
Specify the charging regulation based on business data flow;
Carry out policy control to the business data flow through the process of charging control module, described policy control at least comprises: binding, gate, event report process, service quality control, the foundation of consumption Monitoring and Controlling and BlueDrama and gateway control session.
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| CN103596289B (en) * | 2013-10-18 | 2017-04-12 | 北京北方烽火科技有限公司 | Small-scale core network in evolved packet system and typical application method |
| CN104754628B (en) * | 2013-12-31 | 2019-03-15 | 中国移动通信集团山西有限公司 | A kind of data acquisition association analysis method and device based on LTE S1 interface |
| CN105376792B (en) * | 2014-08-19 | 2019-10-08 | 中国移动通信集团山西有限公司 | A kind of S1 Interface User device context management monitoring method and device |
| CN104363617B (en) * | 2014-10-30 | 2017-10-27 | 南京网元通信技术有限公司 | Network element quality automatic evaluation method |
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