CN105376792A - Monitoring method and apparatus for context management of S1 interface user equipment - Google Patents
Monitoring method and apparatus for context management of S1 interface user equipment Download PDFInfo
- Publication number
- CN105376792A CN105376792A CN201410409677.0A CN201410409677A CN105376792A CN 105376792 A CN105376792 A CN 105376792A CN 201410409677 A CN201410409677 A CN 201410409677A CN 105376792 A CN105376792 A CN 105376792A
- Authority
- CN
- China
- Prior art keywords
- emulation
- interface
- mme
- lte
- protocol stack
- 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.)
- Granted
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a monitoring method for context management of S1 interface user equipment. The method comprises the steps: building a simulation protocol stack of an S1-MME and a simulation long-term evolution LTE user terminal; and creating flows for the context of LTE Attach, EPS Bearer, and carrying out a simulation test to test whether S1 interface UE context management flows are normal. The invention also discloses a monitoring apparatus for context management of S1 interface UE. According to the invention, S1 UE context flows can be accurately monitored in real time.
Description
Technical field
The present invention relates to the data management technique in core net field, particularly relate to a kind of S1 Interface User equipment (UE) context management monitoring method and device.
Background technology
At present, for Long Term Evolution (LTE, LongTermEvolution) the network operation supporting method of core network service also compares shortage, in the data monitoring analysis in core net field, main data monitoring means are drive test or hard terminal instrument measurement, such as, by testing central platform by circuit switched data services (CSD, CircuitSwitchedData), note or general packet radio service technology (GPRS, GeneralPacketRadioService) passage issues testing plan to each testing terminal, and then realize the operational trials of auto-dial testing, or by installation testing terminal installation in public transport, realize timesharing Long Term Evolution (TD-LTE, TimeDivisionLongTermEvolution) network quality of system communication traffic is tested etc., but said method test process can not shield air interference, testing terminal need take a large amount of Radio Resource of testing point, or core net malfunctioning node cannot be located, effective monitoring mechanism cannot be set up for core network element.
Therefore, at present in the network operation support of core network service, lack a kind of centralized, shielding air interference, Real-Time Monitoring scheme for LTES1 interface UE context management flow process.
Summary of the invention
In view of this, the embodiment of the present invention is expected to provide a kind of S1 interface UE context management monitoring method and device, can realize the real-time monitoring to S1UE context flow process.
For achieving the above object, technical scheme of the present invention is achieved in that
Embodiments provide a kind of S1 Interface User equipment UE context management monitoring method, described method comprises:
Build simulation protocol stack and the emulation Long Term Evolution LTE user side of S1 control plane interface S1-MME;
Carry out emulation testing by the simulation protocol stack of described S1-MME and emulation LTE user side to the attachment Attach of LTE, the context Establishing process of evolved packet system carrying EPSBearer, whether test S1 interface UE context management flow process is normal.
In such scheme, the simulation protocol stack of described structure S1-MME interface comprises: successively emulated SCTP SCTP, the S1-AP in S1-MME interface protocol stack and each layer communication interface by software simulation technique, and carries out carrying and running on hardware by embedded technology.
In such scheme, the described emulation LTE user side that builds comprises: successively emulated the Non-Access Stratum NAS of emulation LTE user side, radio resource control rrc layer and each layer communication interface by software simulation technique, and carry out carrying and running on hardware by embedded technology.
In such scheme, the context Establishing process of described Attach, EPSBearer to LTE carries out emulation testing and comprises:
Emulation LTE user generates the packet of unified interface;
Carry out the initialization of simulation protocol stack, set up SCTP coupling with MME;
Initiate Attach, EPSBearer emulation testing flow process of LTE.
In such scheme, whether described test S1 interface UE context management flow process normally comprises: carry out packet capturing by the signaling context of Attach, EPSBearer being set up to testing process, judge that whether UE initial context management process is normal.
The embodiment of the present invention additionally provides a kind of S1 interface UE context management monitoring device, and described device comprises emulation module, test module, wherein,
Described emulation module, builds simulation protocol stack and the emulation Long Term Evolution LTE user side of S1-MME;
Described test module, for by the simulation protocol stack of described S1-MME and emulation LTE user side, the context Establishing process to Attach, EPSBearer of LTE carries out emulation testing, whether test S1 interface UE context management flow process is normal.
In such scheme, the simulation protocol stack that described emulation module builds S1-MME interface comprises: described emulation module is successively emulated SCTP, the S1-AP in S1-MME interface protocol stack and each layer communication interface by software simulation technique, and carries out carrying and running on hardware by embedded technology.
In such scheme, described emulation module builds emulation LTE user side and comprises: successively emulated the NAS of emulation LTE user side, rrc layer and each layer communication interface by software simulation technique, and carry out carrying and running on hardware by embedded technology.
In such scheme, the context Establishing process of test module to Attach, EPSBearer of LTE carries out emulation testing and comprises:
Described test module control imitation LTE user generates the packet of unified interface;
Carry out the initialization of simulation protocol stack, set up SCTP coupling with MME;
Initiate Attach, EPSBearer emulation testing flow process of LTE.
In such scheme, whether described test module test S1 interface UE context management flow process normally comprises: described test module carries out packet capturing by the signaling context of Attach, EPSBearer being set up to testing process, judges that whether UE initial context management process is normal.
The S1 interface UE context management monitoring method that the embodiment of the present invention provides and device, by building simulation protocol stack and the emulation LTE user side of S1-MME interface; Emulation testing is carried out to the attachment (Attach) of LTE, the context Establishing process of EPS carrying (Bearer), whether normal to test S1 interface UE initial context Establishing process.And, by realizing the real-time monitoring to S1UE context management flow process to the analysis of test result, wireless side can be avoided for the impact of test result, ensure that the accuracy of test data, react the present situation of LTEEPC core net S1 interface UE context management flow process more really, realize the real-time monitoring to S1UE context flow process.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention system group network structural representation;
Fig. 2 is embodiment of the present invention S1 interface standard protocol stack model schematic diagram;
Fig. 3 is Attach, EPSBearer schematic flow sheet of embodiment of the present invention LTE;
Fig. 4 is embodiment of the present invention S1 interface UE context management monitoring method schematic flow sheet;
Fig. 5 is embodiment of the present invention emulation LTE user side and simulation protocol stack architecture schematic diagram;
Fig. 6 is that the signaling flow in embodiment of the present invention test process moves towards schematic diagram;
Fig. 7 is that the context Establishing process of the embodiment of the present invention to Attach, EPSBearer of LTE carries out emulation test method schematic flow sheet;
Fig. 8 is embodiment of the present invention emulation testing signaling message schematic diagram;
Fig. 9 is embodiment of the present invention the simulation results report schematic diagram;
Figure 10 is embodiment of the present invention embody rule scene schematic diagram;
Figure 11 is embodiment of the present invention S1 interface UE context management monitoring device structural representation.
Embodiment
In embodiments of the present invention, first simulation protocol stack and the emulation LTE user side of S1-MME is built, by the simulation protocol stack of described S1-MME and emulation LTE user side, the context Establishing process to Attach, EPSBearer of LTE carries out emulation testing, and whether test S1 interface UE initial context management process is normal.
Here, by building the simulation protocol stack of S1-MME interface, to realize the chain of command emulation of eNodeB.The simulation protocol stack of described structure S1-MME interface comprises: successively emulated SCTP SCTP, the S1-AP in S1-MME interface protocol stack and each layer communication interface by software simulation technique, and carries out carrying and running on hardware by embedded technology.
In the embodiment of the present invention, the described emulation LTE user side that builds comprises: successively emulated the Non-Access Stratum NAS of emulation LTE user side, radio resource control rrc layer and each layer communication interface by software simulation technique, and carry out carrying and running on hardware by embedded technology.
Core net (the EPC of 4G, EvolvedPacketCore) network entity basic in comprises: eNodeB, mobile management entity (MME, MobilityManagementEntity), home subscriber server (HSS, HomeSubscriberServer), Service Gateway (S-GW, and public data network (PDN, PublicDataNetwork) ServiceGateway); Wherein, eNodeB is the core of LTE Access Network, is connected between eNodeB and EPC by S1 interface, and for carrying out radiofrequency signal alternately with terminal, after terminal is connected with eNodeB, eNodeB can carry out signaling and data retransmission; MME network element is used for user access control and mobility, can be attached on SGW and PGW network element by the signaling message that terminal is initiated according to CAMEL-Subscription-Information; HSS network element is for preserving user signing contract information; SGW network element is the gateway near eNodeB, for the business datum of user is forwarded PGW, SGW may with inside the province outside the province, the PGW docking of home and abroad; PGW network element is the network element near PDN side, is responsible for outside data message forwarding, is also responsible for disposing online charging and Dynamic Control Strategy; PDN can be Internet, also can the server of enterprises.
Fig. 1 is embodiment of the present invention system group network structural representation, embodiment of the present invention object is by the Real-Time Monitoring to S1UE initial context process of establishing, namely by the emulation to S1-MME interface protocol stack and subscriber equipment, build emulation eNodeB and emulation LTE user side, and pass through simulation protocol stack and the emulation LTE user side of described S1-MME, carry out emulation testing to the context Establishing process of Attach, EPSBearer of LTE, whether test S1 interface UE initial context management process is normal.
As shown in Figure 1, relevant to embodiment of the present invention equipment comprises: the simulation protocol stack of S1-MME interface, emulation LTE user side and be arranged in MME and S-GW of EPC network; Here, MME and S-GW is the network element device in existing network.In the embodiment of the present invention, the simulation protocol stack of described S1-MME interface and emulation LTE user side can be arranged in a unified operational trials platform or device, and described simulation protocol stack also can be arranged in independent emulation eNodeB.Simulation protocol stack and emulation LTE user side are connected with MME by S1 control plane interface (S1-MME).
Described S1-MME interface, i.e. S1 Interface Controller plane interface, between eNodeB and MME, as shown in Figure 2, wherein, S1-MME interface comprises IP transport layer, SCTP layer and S1-AP to S1 interface standard protocol stack model.
Attach, EPSBearer flow process of LTE described in the embodiment of the present invention as shown in Figure 3, in the embodiment of the present invention, builds emulation LTE user side by emulation technology, and by building the simulation protocol stack of S1-MME interface, realizes the chain of command emulation of eNodeB.Specifically comprise the following steps for Attach, EPSBearer flow process of Fig. 3, LTE:
Step 301: set up LTE user side and be connected with the RRC of eNodeB;
Step 302: user side sends Attach and asks eNodeB;
Step 303:eNodeB sends initial UE message to MME;
Wherein, the Attach request of LTE user side is comprised in described initial UE message;
Step 304: carry out authentication and encryption;
Step 305:MME sends initial context and sets up request to eNodeB;
Wherein, described initial context is set up message and is comprised Attach and accept message and activate default EPS Bearer context request message;
Step 306:LTE user side and eNodeB carry out being connected reprovision;
Step 307:eNodeB sends Attach and accepts message to LTE user side;
Wherein, described Attach accepts also to comprise in message and activates default EPS Bearer context request message;
Step 308:eNodeB sends context and sets up response to MME;
Step 309:LTE user side sends Attach and completes message to eNodeB;
Wherein, described Attach completes message and comprises Attach and complete and activate default EPS Bearer context Accept message;
Step 310:eNodeB sends Attach and completes message to MME;
Wherein, described Attach completes message and comprises Attach and complete and activate default EPS Bearer context Accept message;
From said process, in the context process of establishing of LTEUE, the process of Attach process and EPSBearer need be realized.Therefore, the embodiment of the present invention is the context process of establishing of emulation testing LTEAttach, EPSBearer based on the emphasis of the S1 interface UE context management monitoring scheme of S1-MME interface protocol emulation, and packet capturing is carried out by the signaling of testing process in subsequent processes, judge that whether UE initial context management process is normal.
Below in conjunction with drawings and the specific embodiments, the enforcement of technical solution of the present invention is described in further detail.Fig. 4 is embodiment of the present invention S1 interface UE context management monitoring method schematic flow sheet, and as shown in Figure 4, embodiment of the present invention base S1 interface UE context management monitoring method, comprises the following steps:
Step 401: the simulation protocol stack and the emulation LTE user side that build S1-MME;
The simulation protocol stack of described structure S1-MME interface comprises: successively emulated the SCTP (SCTP) in S1-MME interface protocol stack, S1-AP and each layer communication interface by software simulation technique, and carries out carrying and running on hardware by embedded technology.
The described emulation LTE user side that builds comprises: successively emulated the Non-Access Stratum (NAS) of emulation LTE user side, radio resource control (RRC) layer and each layer communication interface by software simulation technique, and carry out carrying and running on hardware by embedded technology.
Concrete, the emulation of S1-MME interface protocol stack is designed and developed according to the S1 interface standard protocol model announced in 3GPPTechnicalSpecification23.402.By software simulation technique, the NAS of SCTP, the S1-AP in S1-MME interface protocol stack and emulation LTE user side, rrc layer and each layer communication interface are successively emulated, and on specialized hardware, carry out Inhaul operation by embedded technology, access LTEEPC by IP mode.
According to the thought that 3G network Iu Interface Controller is separated with carrying, each layer protocol of S1-MME interface protocol stack is also separate, and, the associated protocol layers one_to_one corresponding of UE, eNodeB, MME.Simulation protocol stack and emulation LTE user side take the mode built respectively, successively simulate SCTP layer, S1-AP layer, NAS, the rrc layer of emulation LTE user side, and the communication interface between each layer protocol.Fig. 5 is embodiment of the present invention emulation LTE user side and simulation protocol stack architecture schematic diagram.
The chain of command agreement of S1-MME interface is mainly divided into transport network layer and application layer, and according to standard agreement model and the data structure of 3GPP, transport network layer is Stream Control Transmission Protocol, and to guarantee the transmitting of message, and application layer signaling protocol is S1-AP.S1-MME interface simulation protocol stack mainly emulates S1-AP and SCTP layer protocol, and to realize SI-MME interface function, simulation protocol layer is corresponding with S1-AP and the SCTP layer of existing network MME respectively.
Be the carrying to S1-AP to the main purpose of the emulation of SCTP layer, it is the standard Stream Control Transmission Protocol model that IETFSIGTRAN proposes that technology realizes reference model.According to 3GPP suggestion, LTEEPC side Stream Control Transmission Protocol stack completes server capability, and simulation protocol stack/emulation eNodeB as client, will initiate coupling and set up request.Be based upon on IP network to the emulation of SCTP layer, by retransmitting and confirm the reliable order-preserving transmission without repetition, zero defect between two SCTP endpoint of mechanism user data, realize setting up coupling with the SCTP layer of MME.
S1-AP is the signaling control protocol of S1-MME interface, has been mainly used in the various signaling of S1-MME and the process of control.S1-MME interface signaling protocol mainly comprises: the UE mobility under SAE bearer service management function, LTE_ACTIVE state, initial context set up function, NAS signaling transmitting function, S1 interface management function etc.By providing S1 interface external function to the emulation of S1-AP layer, namely provide the interface layer of S1 interface control plane and MME.
Step 402: carry out emulation testing to the context Establishing process of Attach, EPSBearer of LTE, whether test S1 interface UE context management flow process is normal.
Concrete, emulation LTE user side is according to the packet of service generation unified interface, and after test assignment is assigned, packet carries out Message processing by each layer protocol stack of S1-MME simulation protocol stack, the signaling flow trend in test process, as shown in Figure 6.
The context Establishing process of described Attach, EPSBearer to LTE carries out emulation test method as shown in Figure 7, comprises the following steps:
Step 402a: emulation LTE user generates the packet of unified interface;
Step 402b: carry out the initialization of simulation protocol stack, set up SCTP coupling with MME;
Concrete, described simulation protocol stack starts S1-AP and SCTP, carries out initialization; Set up SCTP coupling with MME, and connected the availability keeping connecting by heartbeat;
Step 402c: Attach, EPSBearer emulation testing flow process initiating LTE.
Step 402d: after test terminates, release related resource, deletes S1-APID.
In the embodiment of the present invention, whether described test S1 interface UE context management flow process normally comprises: carry out packet capturing by the signaling context of Attach, EPSBearer being set up to testing process, judge that whether UE initial context management process is normal.
Concrete, for the judgement of S1UE context management flow process mainly by judging the mutual signaling message of S1-AP, these message are mainly included in AttachAccept, the AttachComplete in S1-AP/NASEPC message, as shown in Figure 8.
The response message that packet capturing can obtain Attach, EPSBearer flow process is carried out by the signaling context of Attach, EPSBearer being set up to testing process, such as, when " Attachcomplete; the ActivatedefaultEPSBearercontextaccept " information of acquisition, illustrate and complete core net default bearing and the foundation of UE context, got through upstream data channel, S1 interface UE context management flow process is normal.
For the task of context management flow testing failure, by the packet capturing situation to test process Signalling exchange, can judge further failure cause, profiling error reason; Fig. 9 is embodiment of the present invention test report display figure.
In addition, the embodiment of the present invention test report can also carry out statistical analysis to the success rate of Attach flow testing and time delay rate, to reflect current system running status according to Fig. 9.Wherein, the success rate of Attach flow testing and time-delay calculation formula as follows:
Attach success rate=Attach tests number of success/Attach testing time × 100%
Attach time delay=AttachAccept message time point (time)-AttachRequest message time point (time).
Embodiment of the present invention embody rule scene as shown in Figure 10, building one group of emulation eNodeB by building simulation protocol stack, by the mode of IP, being connected respectively with existing network MME/SGW.S1-MME protocol stack on the eNodeB of emulation sends test assignment, whether normal by assessing S1UE context management flow process to the analysis of test result, so, wireless side can be avoided for the impact of test result, ensure that the accuracy of test data, react the present situation of LTEEPC core net existing network S1UE context management flow process more really.
The emulation of the embodiment of the present invention to S1-MME protocol stack and LTE user side is mainly developed based on C voice, and partial code example is as follows, and its function is command transmitting:
Intjs_eNB_s1ap_generate_NASTransport_message (uint32_thandle, uint32_tue_id, uint8_tprocedurecode, uint8_tmsgType, uint32_teNBID, uint8_t*nas_pdu, uint32_tnas_pdu_len, uint8_t*s_tmsi) // command transmitting;
The embodiment of the present invention additionally provides a kind of S1 interface UE context management monitoring device, and as shown in figure 11, described device comprises emulation module 111, test module 112, wherein,
Described emulation module 111, builds simulation protocol stack and the emulation Long Term Evolution LTE user side of S1-MME;
The simulation protocol stack that described emulation module 111 builds S1-MME interface comprises: described emulation module 111 is successively emulated SCTP, the S1-AP in S1-MME interface protocol stack and each layer communication interface by software simulation technique, and carries out carrying and running on hardware by embedded technology.
Described emulation module 111 builds emulation LTE user side and comprises: successively emulated the NAS of emulation LTE user side, rrc layer and each layer communication interface by software simulation technique, and carry out carrying and running on hardware by embedded technology.
Concrete, the emulation of described emulation module 111 pairs of S1-MME interface protocol stacks is designed and developed according to the S1 interface standard protocol model announced in 3GPPTechnicalSpecification23.402.By software simulation technique, the NAS of SCTP, the S1-AP in S1-MME interface protocol stack and emulation LTE user side, rrc layer and each layer communication interface are successively emulated, and on specialized hardware, carry out Inhaul operation by embedded technology, access LTEEPC by IP mode.
According to the thought that 3G network Iu Interface Controller is separated with carrying, each layer protocol of S1-MME interface protocol stack is also separate, and, the associated protocol layers one_to_one corresponding of UE, eNodeB, MME.The mode that described emulation module 111 pairs of simulation protocol stacks and emulation LTE user side are taked to build respectively, successively simulates SCTP layer, S1-AP layer, NAS, the rrc layer of emulation LTE user side, and the communication interface between each layer protocol.
The chain of command agreement of S1-MME interface is mainly divided into transport network layer and application layer, and according to standard agreement model and the data structure of 3GPP, transport network layer is Stream Control Transmission Protocol, and to guarantee the transmitting of message, and application layer signaling protocol is S1-AP.S1-MME interface simulation protocol stack mainly emulates S1-AP and SCTP layer protocol, and to realize SI-MME interface function, the protocol layer that described emulation module 111 emulates is corresponding with S1-AP and the SCTP layer of existing network MME respectively.
The main purpose of the emulation of described emulation module 111 pairs of SCTP layers has been the carryings to S1-AP, and it is the standard Stream Control Transmission Protocol model that IETFSIGTRAN proposes that technology realizes reference model.According to 3GPP suggestion, LTEEPC side Stream Control Transmission Protocol stack completes server capability, and simulation protocol stack/emulation eNodeB as client, will initiate coupling and set up request.Be based upon on IP network to the emulation of SCTP layer, by retransmitting and confirm the reliable order-preserving transmission without repetition, zero defect between two SCTP endpoint of mechanism user data, realize setting up coupling with the SCTP layer of MME.
The S1-AP that described emulation module 111 emulates is the signaling control protocol of S1-MME interface, has been mainly used in the various signaling of S1-MME and the process of control.S1-MME interface signaling protocol mainly comprises: the UE mobility under SAE bearer service management function, LTE_ACTIVE state, initial context set up function, NAS signaling transmitting function, S1 interface management function etc.By providing S1 interface external function to the emulation of S1-AP layer, namely provide the interface layer of S1 interface control plane and MME.
Described test module 112, for by the simulation protocol stack of described S1-MME and emulation LTE user side, the context Establishing process to Attach, EPSBearer of LTE carries out emulation testing, whether test S1 interface UE context management flow process is normal.
Concrete, described test module 112 control imitation LTE user side is according to the packet of service generation unified interface, and after test assignment is assigned, packet carries out Message processing by each layer protocol stack of S1-MME simulation protocol stack.
The context Establishing process of Attach, EPSBearer of couple LTE of test module 112 described in the embodiment of the present invention carries out emulation testing and comprises:
Described test module 112 control imitation LTE user generates the packet of unified interface; Carry out the initialization of simulation protocol stack, set up SCTP coupling with MME; Initiate Attach, EPSBearer emulation testing flow process of LTE.
Described in the embodiment of the present invention, whether test module subscriber line test S1 interface UE context management flow process normally comprises: described test module 112 carries out packet capturing by the signaling context of Attach, EPSBearer being set up to testing process, judges that whether UE initial context management process is normal.
Concrete, described test module 112 is for the judgement of S1UE context management flow process mainly by judging the mutual signaling message of S1-AP, and these message are mainly included in AttachAccept, the AttachComplete in S1-AP/NASEPC message.
Described test module 112 carries out by the signaling context of Attach, EPSBearer being set up to testing process the response message that packet capturing can obtain Attach, EPSBearer flow process, such as, when " Attachcomplete; the ActivatedefaultEPSBearercontextaccept " information of acquisition, illustrate and complete core net default bearing and the foundation of UE context, got through upstream data channel, S1 interface UE context management flow process is normal.For the task of context management flow testing failure, described test module 112, by the packet capturing situation to test process Signalling exchange, can judge failure cause, profiling error reason further.
In the embodiment of the present invention, described S1 interface UE context management monitoring device also comprises statistical module 113, for carrying out statistical analysis according to test report to the success rate of Attach flow testing and time delay rate, to reflect current system running status.Wherein, to calculate the computing formula of the success rate of Attach flow testing and time delay as follows for described statistical module 113:
Attach success rate=Attach tests number of success/Attach testing time × 100%
Attach time delay=AttachAccept message time point (time)-AttachRequest message time point (time).
The practical function based on each processing module in S1 interface UE context management monitoring device shown in Figure 11, can refer to the associated description of aforementioned S1 interface UE context management monitoring method and understands.Those skilled in the art are to be understood that, in S1 interface UE context management monitoring device shown in Figure 11, the function of each processing module realizes by the program run on processor, also realize by concrete logical circuit, such as: can be realized by central processing unit (CPU), microprocessor (MPU), digital signal processor (DSP) or field programmable gate array (FPGA); Described memory module also can be realized by various memory or storage medium.
In several embodiment provided by the present invention, should be understood that, disclosed method and apparatus, can realize in other way.Device embodiment described above is only schematic, such as, the division of described module, be only a kind of logic function to divide, actual can have other dividing mode when realizing, and as: multiple module or assembly can be in conjunction with, maybe can be integrated into another system, or some features can be ignored, or do not perform.In addition, the communication connection each other of shown or discussed each part can be by some interfaces, the indirect coupling of equipment or module or communication connection, can be electrical, machinery or other forms of.
The above-mentioned module illustrated as separating component can or may not be physically separates, and the parts as module display can be or may not be physical module, namely can be positioned at a place, also can be distributed on multiple mixed-media network modules mixed-media; Part or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional module in various embodiments of the present invention can all be integrated in a processing module, also can be each module individually as a module, also can two or more module integrations in a module; Above-mentioned integrated module both can adopt the form of hardware to realize, and the form that hardware also can be adopted to add SFU software functional unit realizes.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: movable storage device, read-only memory (ROM, Read-OnlyMemory), magnetic disc or CD etc. various can be program code stored medium.
Or, if the above-mentioned integrated module of the embodiment of the present invention using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.Based on such understanding, the technical scheme of the embodiment of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprises some instructions and performs all or part of of method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server or the network equipment etc.).And aforesaid storage medium comprises: movable storage device, ROM, magnetic disc or CD etc. various can be program code stored medium.
The present invention be the S1 interface UE context management monitoring method recorded in example and device only for above-described embodiment, but be not limited only to this, as long as the method and apparatus relating to UE context management monitoring analysis is all in protection scope of the present invention.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (10)
1. a S1 Interface User equipment UE context management monitoring method, is characterized in that, described method comprises:
Build simulation protocol stack and the emulation Long Term Evolution LTE user side of S1 control plane interface S1-MME;
Carry out emulation testing by the simulation protocol stack of described S1-MME and emulation LTE user side to the attachment Attach of LTE, the context Establishing process of evolved packet system carrying EPSBearer, whether test S1 interface UE context management flow process is normal.
2. method according to claim 1, it is characterized in that, the simulation protocol stack of described structure S1-MME interface comprises: successively emulated SCTP SCTP, the S1-AP in S1-MME interface protocol stack and each layer communication interface by software simulation technique, and carries out carrying and running on hardware by embedded technology.
3. method according to claim 2, it is characterized in that, the described emulation LTE user side that builds comprises: successively emulated the Non-Access Stratum NAS of emulation LTE user side, radio resource control rrc layer and each layer communication interface by software simulation technique, and carry out carrying and running on hardware by embedded technology.
4. method according to claim 1,2 or 3, is characterized in that, the context Establishing process of described Attach, EPSBearer to LTE carries out emulation testing and comprises:
Emulation LTE user generates the packet of unified interface;
Carry out the initialization of simulation protocol stack, set up SCTP coupling with MME;
Initiate Attach, EPSBearer emulation testing flow process of LTE.
5. method according to claim 1,2 or 3, it is characterized in that, whether described test S1 interface UE context management flow process normally comprises: carry out packet capturing by the signaling context of Attach, EPSBearer being set up to testing process, judge that whether UE initial context management process is normal.
6. a S1 interface UE context management monitoring device, is characterized in that, described device comprises emulation module, test module, wherein,
Described emulation module, builds simulation protocol stack and the emulation Long Term Evolution LTE user side of S1-MME;
Described test module, for by the simulation protocol stack of described S1-MME and emulation LTE user side, the context Establishing process to Attach, EPSBearer of LTE carries out emulation testing, whether test S1 interface UE context management flow process is normal.
7. device according to claim 6, it is characterized in that, the simulation protocol stack that described emulation module builds S1-MME interface comprises: described emulation module is successively emulated SCTP, the S1-AP in S1-MME interface protocol stack and each layer communication interface by software simulation technique, and carries out carrying and running on hardware by embedded technology.
8. device according to claim 7, it is characterized in that, described emulation module builds emulation LTE user side and comprises: successively emulated the NAS of emulation LTE user side, rrc layer and each layer communication interface by software simulation technique, and carry out carrying and running on hardware by embedded technology.
9. device according to claim 6,7 or 8, is characterized in that, the context Establishing process of test module to Attach, EPSBearer of LTE carries out emulation testing and comprise:
Described test module control imitation LTE user generates the packet of unified interface;
Carry out the initialization of simulation protocol stack, set up SCTP coupling with MME;
Initiate Attach, EPSBearer emulation testing flow process of LTE.
10. device according to claim 6,7 or 8, it is characterized in that, whether described test module test S1 interface UE context management flow process normally comprises: described test module carries out packet capturing by the signaling context of Attach, EPSBearer being set up to testing process, judges that whether UE initial context management process is normal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410409677.0A CN105376792B (en) | 2014-08-19 | 2014-08-19 | A kind of S1 Interface User device context management monitoring method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410409677.0A CN105376792B (en) | 2014-08-19 | 2014-08-19 | A kind of S1 Interface User device context management monitoring method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105376792A true CN105376792A (en) | 2016-03-02 |
| CN105376792B CN105376792B (en) | 2019-10-08 |
Family
ID=55378501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410409677.0A Active CN105376792B (en) | 2014-08-19 | 2014-08-19 | A kind of S1 Interface User device context management monitoring method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105376792B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109511108A (en) * | 2017-09-15 | 2019-03-22 | 中国移动通信集团公司 | A kind of monitoring method, device and the storage medium of eSRVCC switching |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039507A (en) * | 2006-03-14 | 2007-09-19 | 华为技术有限公司 | Method and apparatus for establishing and releasing tunnel in evolution network framework |
| CN101237395A (en) * | 2007-02-01 | 2008-08-06 | 北京邮电大学 | Realization method for hierarchical dynamic simulation of broadband mobile communication network performance |
| CN101567832A (en) * | 2008-04-23 | 2009-10-28 | 大唐移动通信设备有限公司 | Method, device and system for deleting GTP tunnel |
| CN102378214A (en) * | 2010-08-23 | 2012-03-14 | 大唐移动通信设备有限公司 | Switching testing method and system and evolved Node B (eNB) |
| CN102438241A (en) * | 2011-12-30 | 2012-05-02 | 北京中创信测科技股份有限公司 | Device and method for decrypting NAS (Network Attached Storage) signaling in LTE (Long Term Evolution) protocol monitoring analysis |
| CN102572911A (en) * | 2010-12-28 | 2012-07-11 | 上海贝尔股份有限公司 | Long term evolution (LTE) base band terminal simulation system based on peripheral component interconnect express (PCI-E) interface |
| CN102917386A (en) * | 2012-11-06 | 2013-02-06 | 北京北方烽火科技有限公司 | Device and method for consistency protocol verification of interfaces S1 of LTE (Long Term Evolution) wireless network |
-
2014
- 2014-08-19 CN CN201410409677.0A patent/CN105376792B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039507A (en) * | 2006-03-14 | 2007-09-19 | 华为技术有限公司 | Method and apparatus for establishing and releasing tunnel in evolution network framework |
| CN101237395A (en) * | 2007-02-01 | 2008-08-06 | 北京邮电大学 | Realization method for hierarchical dynamic simulation of broadband mobile communication network performance |
| CN101567832A (en) * | 2008-04-23 | 2009-10-28 | 大唐移动通信设备有限公司 | Method, device and system for deleting GTP tunnel |
| CN102378214A (en) * | 2010-08-23 | 2012-03-14 | 大唐移动通信设备有限公司 | Switching testing method and system and evolved Node B (eNB) |
| CN102572911A (en) * | 2010-12-28 | 2012-07-11 | 上海贝尔股份有限公司 | Long term evolution (LTE) base band terminal simulation system based on peripheral component interconnect express (PCI-E) interface |
| CN102438241A (en) * | 2011-12-30 | 2012-05-02 | 北京中创信测科技股份有限公司 | Device and method for decrypting NAS (Network Attached Storage) signaling in LTE (Long Term Evolution) protocol monitoring analysis |
| CN102917386A (en) * | 2012-11-06 | 2013-02-06 | 北京北方烽火科技有限公司 | Device and method for consistency protocol verification of interfaces S1 of LTE (Long Term Evolution) wireless network |
Non-Patent Citations (2)
| Title |
|---|
| 匡红，叶猛: "LTE中基于S1接口的数据采集系统研究", 《电视技术》 * |
| 杭小飞，程方，雷宏江: "TD-LTE网络协议一致性测试的软件开发", 《西华大学学报（自然科学版）》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109511108A (en) * | 2017-09-15 | 2019-03-22 | 中国移动通信集团公司 | A kind of monitoring method, device and the storage medium of eSRVCC switching |
| CN109511108B (en) * | 2017-09-15 | 2020-11-17 | 中国移动通信集团公司 | eSRVCC switching monitoring method, device and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105376792B (en) | 2019-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104754628B (en) | A kind of data acquisition association analysis method and device based on LTE S1 interface | |
| US10631144B2 (en) | Method and device for charging traffic data flow of user equipment | |
| Wang et al. | Mobiscud: A fast moving personal cloud in the mobile network | |
| CN105659533B (en) | Subscriber's tracking in the communications | |
| CN106162730A (en) | A kind of method of communication, equipment and system | |
| CN111432419B (en) | Method and device for reporting drive test log information | |
| CN103477589B (en) | For controlling and process the technology that detection tunnel is set up | |
| CN105722106A (en) | Simulation circuit switched fallback signaling connection monitoring method and monitoring system | |
| CN103889004A (en) | Systems, methods and media for mobile management entity (MME) selection by evolved node b (ENODEB) | |
| CN103634774B (en) | A kind of method and apparatus that charging is carried out to wireless side local flow | |
| CN103428768B (en) | A kind of cut-in method, base station, access point and subscriber equipment | |
| CN105265003B (en) | It is a kind of to establish the device of connection, device and method with packet data network | |
| US20110222414A1 (en) | Method and apparatus for active probing of tunneled internet protocol (ip) transmission paths | |
| CN107079320A (en) | The terminal data call performance test of network control | |
| US10306519B2 (en) | Method for providing an application service in a cellular network | |
| CN103634819B (en) | Find the method and apparatus of mobile network signals blind area | |
| CN106162692A (en) | Road measuring method and device is minimized under a kind of connected state | |
| CN103220818A (en) | Method and device for building X2 port IPSec tunnel | |
| CN102917386B (en) | Device and method for consistency protocol verification of interfaces S1 of LTE (Long Term Evolution) wireless network | |
| CN105376792A (en) | Monitoring method and apparatus for context management of S1 interface user equipment | |
| US9980172B2 (en) | MTC-IWF entity, SCS entity, PCRF entity, and communication method | |
| CN101400046A (en) | Method, system and device for realizing CS service in LTE | |
| CN104320806B (en) | Exceptional signaling flow simulation method | |
| CN110999369A (en) | Communication apparatus, method and computer program | |
| CN103096507A (en) | Data channel building method and data channel building device |
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 |