CN100441013C - Apparatus and method for testing operating and maintaining functions of Iub interface of base station in communication system - Google Patents
Apparatus and method for testing operating and maintaining functions of Iub interface of base station in communication system Download PDFInfo
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Abstract
The present invention discloses a testing device and a method used for testing the OM functions of NodeB Iub interfaces of communication systems. According to the testing device and the method, an IP routing passage connected between NodeB and a management station and used for testing the special OM functions of NodeB Iub interfaces is established in the existing OM testing devices; a self-defining interface with the management station; the management station is used for originating special OM test processes, simulating actual running environment and completing the test of the OM functions of NodeB Iub interfaces. The present invention omits the development of testing software used for simulating the management station for testing special OM functions of NodeB, reduces test cost and reduces the dependency of device manufacturers to the original testing devices.
Description
Technical field
The present invention relates to a kind of apparatus and method that are used for testing communication system base station Iub interface Operation and Maintenance function, refer to a kind of special-purpose O﹠amp of the NodeB of TD-SCDMA system Iub interface (base station Iub interface) that is used to test especially; The testing apparatus of M function and method.
Background technology
At length the logic O﹠amp of the NodeB of TD-SCDMA system Iub interface in 3GPP Spec25 series; M function (radio resource management function) has defined Iub carrying and control signaling, is the special-purpose O﹠amp of NodeB Iub interface; M function (oam function) provides the Iub transmission bearer of IP-based transmission means.As shown in Figure 1, the principal character of NodeB Iub interface is:
Logic O﹠amp between-NodeB and the RNC (radio network controller); The M process adopts ATM or IP mode transmitting control message and data
Special-purpose O﹠amp between-NodeB and the RNC; The M process is utilized NodeB that RNC provides and the IP tunnel Data transmission between the management station.If Iub interface adopts the ATM transmission means, then can utilize the IPOA mode to transmit the IP datagram literary composition.
At present in the entity test of NodeB, at NodeB Iub interface O﹠amp; The method of testing of M mainly adopts method as shown in Figure 2, NodeB is used as a complete functional entity tests, and its external interface Uu and Iub are simulated by testing equipment respectively or the functional entity of emulation NodeB opposite end.By exploitation on testing equipment, design and writing test post and test case, the function of simulation UE (terminal) and RNC+ management station+CN (core net); Utilize testing equipment to trigger startup and the operation of NodeB, under each system mode, finish O﹠amp; The test of M.The Iub interface testing equipment is initiated O﹠amp by external drive (message); The M process is judged O﹠amp according to response message and the operating state of NodeB; The execution result of M function is normal or unusual.It is NBAP signaling and FP message and special-purpose O﹠amp that Iub interface transmits content; The M control command.
In actual test process, the test of the entity of TD-SCDMA NodeB Iub interface comprises the test of various functions of NodeB entity Iub interface and characteristic, and its content comprises normal flow, abnormality processing and function synthesized test; Wherein some border characteristics of abnormality test and function synthesized test must provide unusual or special test case to finish by testing equipment.The O﹠amp of NodeB Iub interface; The M function comprises logic O﹠amp; M function and special-purpose O﹠amp; The M function.The logic O﹠amp of NodeB Iub interface; The M function has been included in the NBAP process of 3GPP standard definition, and special-purpose O﹠amp; M comprises the planning of NodeB hardware capability, system parameters, local resource and management, realize closely related with the hardware designs and the software of manufacturer, the 3GPP standard is only stipulated its transmission bearer on Iub interface, upper-layer protocol and function are waited until manufacturer's design, and designing special management station voluntarily by each manufacturer finishes this part function usually.Therefore, the logic O﹠amp of NodeB Iub interface; The test of M function has a series of standard and agreements that can reference, and a lot of tester manufacturers provide such tester to finish the logic O﹠amp of Iub interface; The entity test of M function.But special-purpose O﹠amp for the NodeB Iub interface; The test of M function, the tester business men does not have unified solution, must develop the special-purpose O﹠amp of NodeB on tester at different N ode B; The testing software of M.If NodeB manufacturer is unwilling to disclose special-purpose O﹠amp to the tester business men for the consideration of technical know-how; M interface protocol and technology just must own be carried out secondary development on tester, this certainly will take suitable development resources and test resource.
Existing NodeB Iub interface testing equipment realizes special-purpose O﹠amp except needs; Outside the function that the M passage is set up, also added the Code And Decode of data message on the IP layer, and designed a large amount of special-purpose O﹠amp; The M test case is simulated management station's function.If management station relates to other host-host protocols such as TCP/UDP, FTP etc., testing equipment also must be simulated fully.At present NodeB Iub interface testing equipment is used popular protocol tester usually, because it only can completion logic O﹠amp; The test of M will be carried out complete O﹠amp; The M testing needle needs further exploitation based on the special-purpose O﹠amp of this equipment to different Node B developers; The M testing software, scheme realizes that difficulty is bigger, the construction cycle is long.In case the NodeB adjustment of carrying out some hard/softwares under development, tight with it special-purpose O﹠amp; M testing software and test case also must be made corresponding modification, and change is frequent.In a word, Node B is carried out the entity test, the special-purpose O﹠amp of the test NodeB of exploitation simulation management station; The testing software of M function (instrument) is in any case more can simulate the actual motion environment less than management station itself.
Summary of the invention
In view of the foregoing, the purpose of this invention is to provide a kind of new testing communication system base station Iub interface O﹠amp that is used for; The testing apparatus of M function and method.This testing apparatus and method directly utilize management station itself to initiate base station Iub interface O﹠amp; The special-purpose O﹠amp of the test NodeBIub of exploitation simulation management station interface is fundamentally omitted in the test of M function; The testing software of M function reduces testing cost, reduces the dependence of equipment vendors to original testing equipment.
For achieving the above object, the present invention is by the following technical solutions: a kind of testing apparatus that is used for testing communication system base station Iub interface oam function, it mainly comprises main control unit, arithmetic processor and Iub interface hardware, it is characterized in that: it also includes and is used for testing base station Iub interface dedicated operations and safeguards O﹠amp; The O﹠amp of M function; M tests routing module and the self defined interface that is used to carry IP that links to each other with management station;
Described O﹠amp; M test routing module links to each other with the Iub interface of tested base station by Iub interface hardware, links to each other with management station by self defined interface; Described O﹠amp; M test routing module also links to each other with main control unit by the data I/O port;
Described O﹠amp; M test routing module is the special-purpose O﹠amp of testing base station Iub interface; The M function provides IP routing channel, is provided with, preserves base station Iub interface physical layer and self defined interface routing parameter, and the data passes of control base station Iub interface and self defined interface is transmitted special-purpose O﹠amp between base station and management station; M signaling and data;
Described self defined interface is the special-purpose O﹠amp that carries on the ip protocol layer; The M management agreement.
Described Iub interface physical layer is the transmission medium of carrying IP.
Described self defined interface is the transmission medium of carrying IP, and its physical layer is the physical layer transmission carrying of carrying IP.
Described routing module can also be provided by the outside routing device with IP routing function; This outside routing device possesses two physical interfaces at least, and one is the hardware module that connects Iub interface, identical with the physical carrier type of Iub interface, and another is the hardware module that connects self defined interface, and is identical with the physical carrier of manufacturer self defined interface.
Utilize above-mentioned testing apparatus to realize that the method that communication system base station Iub interface oam function is tested may further comprise the steps:
(1), the IP routing parameter between configuration testing device and the base station;
(2), base station initialization and startup;
(3), in testing apparatus, set up between base station and the management station, be used for testing base station Iub interface dedicated operations and safeguard O﹠amp; The IP routing channel of M function;
(4), set the self defined interface between testing apparatus and the management station, set up the routing channel between testing apparatus and the management station;
(5), carry out base station Iub interface logic O﹠amp; M function and special-purpose O﹠amp; The test of M function; Monitor all processes of base station Iub interface;
(6), analyzing test data, make test result and test report.
Wherein, the order of step (1), (2), (3), (4) is not changeless, and each manufacturer can adjust its order as required voluntarily; Each manufacturer can finish above-mentioned preceding four step functions by fixed configurations mode and dynamic assignment mode.
Described fixed configurations mode comprises following concrete steps:
(1), the fixed ip address of configurating base station and routing parameter;
(2), the fixed ip address at configuration management station and routing parameter;
(3), the fixed ip address and the routing parameter of the described testing apparatus of configuration;
(4), each device power/activation, parameter configuration comes into force;
(5), be used for the special-purpose O﹠amp of testing base station Iub interface; The IP routing channel of M function is set up and is finished.
Described dynamic assignment mode comprises following concrete steps:
(1), the default channel between configurating base station and the testing apparatus;
(2), IP application IP addresses message is initiated to testing apparatus in the base station on default channel;
(3), testing apparatus is given the new IP tunnel of base station assigns, the configuration routing iinformation on default channel;
(4), be used for the special-purpose O﹠amp of testing base station Iub interface; The IP routing channel of M function is set up and is finished;
Wherein, the default channel between base station and testing apparatus adopts stipulated form, and all base stations are application-specific O﹠amp on this passage all; The M passage.
Testing apparatus disclosed by the invention and method are exactly at the existing testing base station Iub interface logic O﹠amp that is used for; Set up one in the testing apparatus of M function and be used for the special-purpose O﹠amp of testing base station Iub interface; The IP routing channel of M function, this IP routing channel is connected between base station and the management station, utilizes management station directly to initiate the special-purpose O﹠amp of base station Iub interface; The test process of M function.
Because the present invention adopts above technical scheme, promptly at existing logic O﹠amp; M testing equipment inside set up one connect between base station and the management station, be used for the special-purpose O﹠amp of testing base station Iub interface; The IP routing channel of M function, and increased self defined interface with management station, utilize management station itself to initiate special-purpose O﹠amp; The M test process, simulation actual motion environment is finished base station Iub interface O﹠amp; The test of M function, so the present invention has the following advantages:
1, made full use of existing management station, initiated special-purpose O﹠amp by management station itself; The M test process, simulation actual motion environment, need not carry out a large amount of test posts and test case writing on testing apparatus, reduce test development cost and cycle, the supporting use of management station and base station has simultaneously also reduced the influence of base station system software and hardware upgrading to testing apparatus.
2, the base station adjustment of carrying out some hard/softwares under development, tight with it special-purpose O﹠amp have been avoided; The M testing software also must make the drawback of corresponding modify.
3, testing apparatus can be selected existing popular protocol tester for use, finishes the function of all RNC and CN simultaneously, has reduced development cost.
4, utilize management station, can be directly and the comprehensive special-purpose O﹠amp of all base stations of test; The M function has been avoided the special-purpose O﹠amp of exploitation on testing apparatus; The limitation of M test case has shortened test period simultaneously.
5, when this testing apparatus is used for the different TD-SCDMA of manufacturer equipment or WCDMA equipment, only need be according to the initialization and the special-purpose O﹠amp of base station; The M passage is set up flow process, creates special-purpose O﹠amp on testing apparatus; The M passage is provided with routing parameter, connects the management station that each manufacturer designs voluntarily again, can finish whole logic O﹠amp; M and special-purpose O﹠amp; The M test, applied widely.
Description of drawings
Fig. 1 is that 3GPP is about NodeB Iub interface O﹠amp; The regulation of M
Fig. 2 is traditional NodeB Iub interface O﹠amp; The M method of testing
Fig. 3 is that the present invention is to NodeB Iub interface O﹠amp; The method of testing of M
Fig. 4, Fig. 5 are the internal structure schematic diagram of testing apparatus provided by the invention
Fig. 6 is the IP routing procedure of method of testing shown in Figure 3
Fig. 7 is the explanation of NodeB Iub interface/self defined interface of the present invention and route
Fig. 8 is the particular flow sheet of the described method of testing of Fig. 3
Fig. 9 sets up the special-purpose O﹠amp of NodeB Iub interface for adopting the fixed configurations mode; The flow chart of M test channel
Figure 10 sets up the special-purpose O﹠amp of NodeB Iub interface for adopting the dynamic assignment mode; The flow chart of M test channel
Figure 11 is a specific embodiment of the invention system diagram
Embodiment
Be used to test NodeB Iub interface O﹠amp; The testing apparatus of M function is a lot, and at present, most popular testing apparatus is a protocol analyzer.It mainly is made of main control unit, arithmetic processor and Iub physical layer interface hardware.Wherein, main control unit mainly is testing software, user's Control Software and the protocal analysis software of operation whole testing device; Arithmetic processor is mainly finished protocol data encoding and decoding processing, protocol emulation simulation calculating; Iub physical layer interface hardware links to each other with tested NodeB Iub interface, and physical layer interface and driving are provided, transmission Iub interface data.
As shown in Figure 3, testing apparatus provided by the invention is to be used to test NodeB Iub interface O﹠amp existing; Set up one in the testing apparatus of M function and be used to test the special-purpose O﹠amp of NodeB Iub interface; The IP routing channel of M function, this IP routing channel is connected between NodeB and the management station, utilizes management station directly to initiate the special-purpose O﹠amp of NodeB Iub interface; The test process of M function.
Above-mentioned being based upon has O﹠amp now; In the M testing equipment, be connected between NodeB and the management station, be used to test the special-purpose O﹠amp of NodeB Iub interface; The IP routing channel of M function can be as shown in Figure 4 by Iub PLIM, O﹠amp; M test routing module and self defined interface module form O﹠amp; M test routing module links to each other with the NodeB Iub interface by the Iub PLIM, links to each other with management station by self defined interface; Also can connect between NodeB and management station by outside routing device as shown in Figure 5, be used to test the special-purpose O﹠amp of NodeB Iub interface; The IP routing channel of M function.
As shown in Figure 4, utilize O﹠amp; The M testing equipment is set up the IP link with NodeB, and by realizing the message transmitted in both directions between the IP port at routing mechanism and another connection management station.The special-purpose O﹠amp that on Iub interface, transmits; The M signaling no longer is by O﹠amp; The M testing equipment produces, but the real O﹠amp of management station; The M signaling.
As shown in Figure 5, on existing testing equipment, increase outside routing device, with the special-purpose O﹠amp of Iub interface; M message route also is forwarded to management station.By the parameter of configuring external routing device, set up the routing channel between NodeB and the management station, carry special-purpose O﹠amp; The M control command.
No matter be to pass through O﹠amp; The M testing equipment is provided for testing the special-purpose O﹠amp of NodeB Iub interface; The inside IP routing channel of M function still provides IP routing channel by adding outside routing device, utilizes existing IP route technology, as shown in Figure 6, and all special-purpose O﹠amp that routing module always sends management station; The IP layer data of M order and data message is peeled off out, adds the data link layer protocol heading of Iub interface, and the NodeB address information correctly is set, and is transmitted to NodeB by given link then.Equally, the whole special-purpose O﹠amp that sends of NodeB; After M order and data message were delivered to routing module, the IP layer data also was separated, and according to the data link layer protocol of self defined interface, added header and management station's address information, and was forwarded to management station.The routing address information of NodeB and management station can be before system initialization dynamic-configuration, also dynamic assignment according to the actual requirements.The Iub physical layer can be the transmission medium of ATM or other carryings IP.
O﹠amp provided by the invention; The M testing equipment also comprises the self defined interface that links to each other with management station, and this self defined interface can be the transmission medium of any carrying IP, and its physical layer can be the physical layer transmission carrying of any carrying IP, the special-purpose O﹠amp of carrying on its protocol layer; The M management agreement, the user can utilize this interface of testing apparatus emulation, sets the parameter that meets test.
Usually, each equipment manufacturers all can realize code requirement according to 3GPP for the interface that is connected with RNC of NodeB management station definition of oneself.The transport layer of this interface is IP, and upper-layer protocol is left manufacturer for and designed realization voluntarily without limits; Physical layer carrying aspect, Iub interface adopts the ATM or the Ethernet bearing of 3GPP code requirement, and self defined interface then can select ATM, Ethernet, serial communication etc. as transmission bearer as required.Therefore, no matter at Iub interface or self defined interface, user-defined Operation and Maintenance agreement all is carried on the ip protocol layer, and at these two interfaces, the physical layer carrying is independent fully.
Shown in Fig. 4 and 7, aspect the ip protocol layer routing function, if adopt O﹠amp; The inner routing mode of M testing equipment can be by configuration O﹠amp; The Iub interface of M testing equipment and self defined interface physical layer link parameter, and routing parameter are transmitted self-defining operation maintenance agreement data message at the IP layer in the mode of routing forwarding.For the O﹠amp that the IP routing function can be provided; The M testing equipment needs to increase O﹠amp; M tests routing module, Iub interface module and self defined interface module that the Iub interface that is provided with and self defined interface physical layer link parameter are exported to testing apparatus, by calling the interface drive program of testing apparatus, utilize routing module software, finish the parameter setting.Simultaneously, routing module is preserved routing configuration information, control O﹠amp; The Iub interface module of M testing equipment and the data passes of custom block are transmitted special-purpose O﹠amp between NodeB and management station; M signaling and data.If adopt outside routing device mode, this device software should have the IP routing function, shown in Fig. 5 and 7, this equipment possesses two physical interfaces at least, one is the hardware module that connects Iub interface, identical with the physical carrier type of Iub interface, i.e. ATM or Ethernet, another is the hardware module that connects self defined interface, identical with the physical carrier of manufacturer self defined interface, can be ATM, Ethernet, ADSL or serial communication, or the like.Can choose such routing device according to actual conditions, perhaps, develop such routing device voluntarily by equipment manufacturers according to the complexity that realizes.
Be O﹠amp; The increase of M testing equipment is used to test the special-purpose O﹠amp of NodeB Iub interface; The IP routing channel of M function, and combine with management station, the whole O﹠amp of NodeB Iub interface finished; The test of M function, by method realization as shown in Figure 8, this method of testing may further comprise the steps:
(1), the IP routing parameter between configuration testing device and the NodeB;
(2), NodeB initialization and startup;
(3), utilize O﹠amp; M tests routing module, in testing apparatus, set up between NodeB and the management station, be used to test the special-purpose O﹠amp of NodeB Iub interface; The IP routing channel of M function;
(4), set self defined interface and parameter between testing apparatus and the management station, set up the routing channel between testing apparatus and the management station;
(5), carry out NodeB Iub interface logic O﹠amp; M function and special-purpose O﹠amp; The test of M function; Monitor all processes of NodeB Iub interface;
(6), analyzing test data, draw test result and test report
Wherein, the order in preceding four steps is not changeless, and each manufacturer can adjust its order as required voluntarily.For example, each manufacturer can finish the foundation of routing parameter setting, IP routing channel and the setting of self defined interface by fixed configurations mode and dynamic assignment mode.For the fixed configurations mode, the configuration of routing parameter should be configured before the NodeB initialization.For the dynamic assignment mode, NodeB is in initialization procedure, to testing apparatus application IP address and routing configuration parameter.
The fixed configurations mode be meant by the configuration NodeB IP address, the IP address of management station and the IP address and the routing parameter of described testing apparatus, set up one by NodeB to the fixedly IP tunnel the management station as special-purpose O﹠amp; The M passage.As shown in Figure 9, its concrete steps are:
1, fixed ip address and the routing parameter of configuration NodeB;
2, the fixed ip address at configuration management station and routing parameter;
3, the fixed ip address and the routing parameter of the described testing apparatus of configuration;
4, each device power/activation, parameter configuration comes into force;
5, be used to test the special-purpose O﹠amp of NodeB Iub interface; The IP routing channel of M function is set up and is finished.
Adopt flow process that the dynamic assignment mode sets up IP tunnel as shown in figure 10, concrete steps are as follows:
1, the default channel between configuration NodeB and the testing apparatus;
2, NodeB initiates IP application IP addresses message to testing apparatus on default channel;
3, testing apparatus distributes new IP tunnel to NodeB on default channel, the configuration routing iinformation;
4, be used to test the special-purpose O﹠amp of NodeB Iub interface; The IP routing channel of M function is set up and is finished.
Wherein, the default channel between NodeB and testing apparatus adopts stipulated form, and all NodeB are application-specific O﹠amp on this passage; The M passage.
Set the self defined interface between testing apparatus and the management station, the routing channel process of setting up between testing apparatus and the management station is defined voluntarily by equipment vendor, does not have specific (special) requirements.
In actual test process, can utilize the analog functuion of existing testing apparatus, simulation RNC and NodeB set up special-purpose O﹠amp; The M passage, this process is fairly simple, is generally defined voluntarily by equipment manufacturers.Utilize the analog functuion of testing apparatus can customize and revise this message process arbitrarily, convenient, flexible.
In actual test process, can also utilize the analog functuion of existing testing apparatus, simulation RNC cooperates NodeB initialization and start-up course.Interacting message need take place with RNC in NodeB in start-up course, set up some signalling paths, is used to carry NBAP and ALCAP, and simultaneously manufacturer's passage of also having some to arrange voluntarily needs to set up.Testing apparatus can be simulated the RNC response and really be set up and keep these passages.
In actual test process, can also utilize increases routing function software or hardware on existing testing apparatus, at special-purpose O﹠amp; Set up the data route between the interface of M passage and management station.Routing function is set in testing apparatus, gives management station with the data message forwarding that NodeB initiates, the command message that management station is initiated is transmitted to NodeB, gives management station with response command and the data forwarding of NodeB.
In actual test process, utilize management station to initiate special-purpose O﹠amp; The M process, the special-purpose O﹠amp of execution NodeB; The test of M function.Utilize the analog functuion of testing apparatus, produce the protocol message that NodeB Application Part/access connects control applying portion/Frame Protocol (NBAP/ALCAP/FP), the test at matching management station.
Because logic O﹠amp; The M testing equipment generally carries the test function of Iub interface NBAP process, can make NodeB be operated in needed different conditions, completion logic O﹠amp; The test of M function; It is combined with management station, can more comprehensively test O﹠amp; The especially special-purpose O﹠amp of M; The function of M.
In general, logic O﹠amp; The M testing equipment has perfect following function, can provide decoding and Presentation Function to the agreement of the standard of all uses, demonstration O﹠amp that can be clear, complete; The M data flow monitors all control messages and data, and the reason that orientation problem takes place makes in the test exposed problems be easy to the location and analyzes.
Below in conjunction with a specific embodiment, describe method of testing of the present invention in detail.
As shown in figure 11, in the actual test process of TD-SCDMA NodeB, the LMT-B of management station that the K1297-G20 protocol analyzer that we utilize Imtech (Tektronix) to make cooperates NodeB finishes NodeB Iub interface logic O﹠amp; M and special-purpose O﹠amp; The test of M function.
Test environment comprises Test UE (emulation terminal), NodeB, RNC+CN simulator (K1297-G20O﹠amp; The M testing equipment) and the LMT-B of management station (also can use other management stations such as OMC-R).Wherein the Iub interface between RNC and the NodeB adopts the ATM transmission, and RNC and LMT-B adopt the Ethernet transmission.The simulation and the copying that utilize K1297-G20 to provide can all signaling and the business of emulation RNC side (comprising CN).In addition, K1297-G20 also provides the IP between ATM and the Ethernet route, needs to increase O﹠amp; M tests routing module, give atm interface module (Iub interface) and the ethernet interface module (self defined interface) of exporting to K1297 respectively with the Iub interface and the self defined interface physical layer link parameter of configuration, and routing module is preserved routing iinformation, to give Ethernet from the IP data passes of atm interface, give ATM the IP data passes that the Ethernet transmission comes.In the test, K1297-G20 can manage the mode of operation of NodeB logical resource easily, is the special-purpose O﹠amp of test in the various operating states of NodeB; The M function provides flexile setting.
The function for monitoring that K1297-G20 provides not only can monitor the standard signaling process of Iub interface can also monitor special-purpose O﹠amp; The message of M and data.Though the self-defined special-purpose O﹠amp of each equipment manufacturers; The M protocol stack exists diversity, but K1297-G20 supports present nearly all IP-based network agreement, utilizes these protocol construction to go out different protocol stacks, can satisfy most supervision and analyze demands.
In actual test process, use ATM to carry between NodeB and the K1297-G20 as physical layer transmission, use Ethernet to carry between K1297-G20 and the LMT-B as physical layer transmission, the transmission channel of NodeB adopts the mode of dynamic assignment.
Concrete testing procedure is as follows:
1, utilizes O﹠amp; IP routing parameter between M test routing module configuration testing device and the NodeB
Default channel between configuration NodeB and the K1297-G20 is that a default atm AAL5 connects: VPI/VCI=1/45.
2, utilize O﹠amp; M tests routing module, in testing apparatus, set up between NodeB and the management station, be used to test the special-purpose O﹠amp of NodeB Iub interface; The IP routing channel of M function; After NodeB powers on, initiate IP application IP addresses message on the default channel according to being configured in.K1297-G20 simulates RNC, and passes through O﹠amp; M test routing module is to NodeB response IP address 192.168.171.25 and inform the AAL5IPOA link address VPI/VCI=1/48 that it is corresponding.The O﹠amp of while K1297-G20; M test routing module disposes the routing channel between NodeB and the LMT-B according to the NodeB IP address information and the LMT-B address information of distributing;
NodeB obtains after the IP address is ATM AAL5 information, makes up the IPOA passage of oneself, is ready to send information to management station.
3, the self defined interface between setting testing apparatus and the management station is set up the routing channel between testing apparatus and the management station
Adopt Ethernet to be connected between the LMT-B of management station and the K1297-G20, carry IP, do not need to connect specially.
4, initialization and operate as normal are finished in the NodeB startup.
5, carry out NodeB Iub interface logic O﹠amp; M function and special-purpose O﹠amp; The test of M function; The LMT-B of all processes management station that monitors the NodeBIub interface initiates special-purpose O﹠amp; M order, its IP message sends to NodeB through K1297-G20, and the latter provides receives the response and routes to LMT-B through K1297, finishes a special-purpose O﹠amp; The test process of M;
K1297-G20 simulation RNC initiates the NBAP process to NodeB, and NodeB finishes the logical resource configuration of response, and response K1297-G20, completion logic O﹠amp; The test of M.
6, record test data
As protocol tester, all message on the K1297-G20 record Iub interface comprises special-purpose O﹠amp; The M passage is set up process, special-purpose O﹠amp; M controls test process, logic O﹠amp; M controls test process.
7, the analytical test record draws test result.
Disclosed by the invention Node B entity is carried out complete Iub interface O﹠amp; The method and apparatus of M functional test can be generalized in WCDMA and other the similar testing equipments fully.
The above is mentality of designing of the present invention and preferred embodiment only, and protection scope of the present invention is not limited thereto.Anyly all belong within the protection range of the present invention based on the equivalent transformation on the technical solution of the present invention.
Claims (8)
1, a kind of device that is used for testing communication system base station Iub interface Operation and Maintenance function, it mainly comprises main control unit, arithmetic processor and Iub interface hardware, it is characterized in that: it also includes and is used for testing base station Iub interface dedicated operations and safeguards O﹠amp; The O﹠amp of M function; M tests routing module and the self defined interface that is used to carry IP that links to each other with management station;
Described O﹠amp; M test routing module links to each other with the Iub interface of tested base station by Iub interface hardware, links to each other with management station by self defined interface; Described O﹠amp; M test routing module also links to each other with main control unit by the data I/O port;
Described O﹠amp; M test routing module is the special-purpose O﹠amp of testing base station Iub interface; The M function provides IP routing channel, is provided with, preserves base station Iub interface physical layer and self defined interface routing parameter, and the data passes of control base station Iub interface and self defined interface is transmitted special-purpose O﹠amp between base station and management station; M signaling and data;
Described self defined interface is the special-purpose O﹠amp that carries on the ip protocol layer; The M management agreement.
2, device according to claim 1 is characterized in that: described Iub interface physical layer is the transmission medium of carrying IP.
3, device according to claim 2 is characterized in that: described self defined interface is the transmission medium of carrying IP, and its physical layer is the physical layer transmission carrying of carrying IP.
4, device according to claim 3 is characterized in that: described routing module is provided by the outside routing device with IP routing function; This outside routing device possesses two physical interfaces at least, and one is the hardware module that connects Iub interface, identical with the physical carrier type of Iub interface, and another is the hardware module that connects self defined interface, and is identical with the physical carrier of manufacturer self defined interface.
5, utilize the described device of claim 1 to realize the method that communication system base station Iub interface Operation and Maintenance function is tested, it is characterized in that: it may further comprise the steps:
(1), the IP routing parameter between configuration testing device and the base station;
(2), base station initialization and startup;
(3), in testing apparatus, set up between base station and the management station, be used for testing base station Iub interface dedicated operations and safeguard O﹠amp; The IP routing channel of M function;
(4), set the self defined interface between testing apparatus and the management station, set up the routing channel between testing apparatus and the management station;
(5), carry out base station Iub interface logic O﹠amp; M function and special-purpose O﹠amp; The test of M function; Monitor all processes of base station Iub interface;
(6), analyzing test data, make test result.
6, method of testing according to claim 5 is characterized in that: the order of described step (1), (2), (3), (4) can be adjusted its order as required voluntarily; Each manufacturer can finish above-mentioned preceding four step functions by fixed configurations mode and dynamic assignment mode.
7, method of testing according to claim 6 is characterized in that: described fixed configurations mode comprises following concrete steps:
(1), the fixed ip address of configurating base station and routing parameter;
(2), the fixed ip address at configuration management station and routing parameter;
(3), the fixed ip address and the routing parameter of the described testing apparatus of configuration;
(4), each device power/activation, parameter configuration comes into force;
(5), be used for the special-purpose O﹠amp of testing base station Iub interface; The IP routing channel of M function is set up and is finished.
8, method of testing according to claim 6 is characterized in that: described dynamic assignment mode comprises following concrete steps:
(1), the default channel between configurating base station and the testing apparatus;
(2), IP application IP addresses message is initiated to testing apparatus in the base station on default channel;
(3), testing apparatus is given the new IP tunnel of base station assigns, the configuration routing iinformation on default channel;
(4), be used for the special-purpose O﹠amp of testing base station Iub interface; The IP routing channel of M function is set up and is finished;
Wherein, the default channel between base station and testing apparatus adopts stipulated form, and all base stations are application-specific O﹠amp on this passage all; The M passage.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100384151C (en) * | 2005-11-16 | 2008-04-23 | 华为技术有限公司 | Upgrade maintaining method for Iu interface and its system |
| CN100382629C (en) * | 2005-11-30 | 2008-04-16 | 华为技术有限公司 | Method for carrying out special measurement by Iub interface |
| CN101335965B (en) * | 2008-05-16 | 2011-10-12 | 中国移动通信集团广东有限公司 | Node B simulated loading method under RNC centralized control |
| CN101834678B (en) * | 2010-03-31 | 2013-08-14 | 华为技术有限公司 | Radio frequency indication test system and control method thereof |
| CN102421127A (en) * | 2010-09-28 | 2012-04-18 | 飞思达技术（北京）有限公司 | Method for testing core network data traffic performance through signaling simulation |
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| WO2001060023A1 (en) * | 2000-02-08 | 2001-08-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Using internet protocol (ip) in radio access network |
| CN1414804A (en) * | 2001-10-24 | 2003-04-30 | 华为技术有限公司 | Method of implementing direct communication between base stations |
| US20040071094A1 (en) * | 2000-12-11 | 2004-04-15 | Maunu Holma | Configuring a data transmission interface in a communication network |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001060023A1 (en) * | 2000-02-08 | 2001-08-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Using internet protocol (ip) in radio access network |
| US20040071094A1 (en) * | 2000-12-11 | 2004-04-15 | Maunu Holma | Configuring a data transmission interface in a communication network |
| CN1414804A (en) * | 2001-10-24 | 2003-04-30 | 华为技术有限公司 | Method of implementing direct communication between base stations |
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