CN103945443A - Test method and system for TD-LTE (Internal Tandem Duplication-Line Termination Equipment) wireless network service performance - Google Patents
Test method and system for TD-LTE (Internal Tandem Duplication-Line Termination Equipment) wireless network service performance Download PDFInfo
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Abstract
The invention discloses a test method and a test system for TD-LTE (Internal Tandem Duplication-Line Termination Equipment) wireless network service performance. The test system comprises at least one test terminal, a test server and a tested network, wherein the test terminal is connected with the test server through the tested network, wire and wireless network information interaction between the test terminal and the test server is utilized to realize the TD-LTE wireless network service performance; the test terminal comprises a test agent module, a terminal test interface, a service agent module and a network drive, wherein the information interaction is realized between the test agent module and the terminal test interface, the information interaction is realized between the service agent module and the network drive, and the information interaction is realized between the test agent module and the service agent module. According to the method and the system provided by the invention, the performance data of a wire network and a wireless network can be combined to diagnose and analyze the failure causes of the TD-LTE wireless network service performance, and test by aiming at a plurality of TD-LTE test terminals.
Description
Technical field
The present invention relates to a kind of TD-LTE wireless network traffic performance test methods and system, belong to wireless communication technology field.
Background technology
Along with the continuous increase that wireless technology is used, wireless network is derived a series of application problems needs IT department to go to solve, and it is necessary therefore in the time using wireless network, carrying out some service feature tests, utilizes service feature test to help to address these problems.
Current existing wireless network test instrument has following two classes: (1) network performance analysis instrument: by the network traffic analysis to wired, network performance analysis, network security detection, network fault diagnosis etc., network manager can check what application, which main frame, when take broadband.By the analysis of data, can show the throughput of network node, maximum bandwidth, and the utilance of bandwidth, FTP transmittability, the page response ability of WEB application; (2) wireless drive test network optimization tool: wireless drive test software is the software for unit/terminal test, it is a powerful base station signal monitor, can show operator, network type, TAC (tracking area code), CID (community ID), signal strength signal intensity, adjacent cell information of mobile phone etc., can also support base station signal log recording, derivation, refresh in real time, switch record etc.
But there is following shortcoming in above-mentioned testing tool: wiredly separate with wireless network test, can not comprehensively analyze whole network transmission performance; Can not test for multiple terminals, can only test for terminal separately; Can not test targetedly in conjunction with the feature of current wireless technology.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of and utilize the wired and radio network information between testing server and test terminal mutual, realize the method and system of TD-LTE wireless network traffic performance test.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
A kind of TD-LTE wireless network traffic performance test methods, at least one test terminal and testing server are linked in tested network, and the retention time is synchronous, utilize the information interaction between test terminal and testing server to realize the performance test of TD-LTE wireless network traffic, the information interaction between described test terminal and testing server comprises the steps:
LTE carrying is initiated to described testing server in step 1, described test terminal, if carrying is successfully established, test terminal sends IP address information and ID distribution request to testing server, and testing server is test terminal distribution ID the context that creates associated IP address information and ID; Otherwise record is set up failure and is finished test;
Step 2, testing server send to test terminal that up sequence number, time tag information arrange whether switch is opened and descending sequence number, time tag information arrange the configuration messages whether switch is opened, test terminal determines whether open data modification function according to configuration messages, and the result whether data modification function is opened is informed testing server;
Step 3, testing server send the test data of eating dishes without rice or wine and collect message to test terminal, test terminal checks the legitimacy of the test data parameter of eating dishes without rice or wine, and send check result to testing server, if check result success, continue test, the test data of eating dishes without rice or wine of collecting is sent to testing server by test terminal; If check result failure, finishes test;
Step 4, testing server, to each test terminal configuration service model, utilize business model to collect PS data message;
Test data information that what step 5, testing server were collected according to step 3 to step 4 eat dishes without rice or wine and PS data message carry out variance analysis, and provide test report.
Preferably, in described step 2, the method for data modification is: if the switch opens of up sequence number, time tag information setting, the service agent module of test terminal is filled in serial number information at the 0-3 byte place of data load, 4-11 byte place fill in the time label information, if closed, not Update Table bag content; If the switch opens that descending sequence number, time tag information arrange, the service agent module of test terminal is filled in serial number information at the 0-3 byte place of data load, 4-11 byte place fill in the time label information, if closed, and not Update Table bag content.
Preferably, whether the test packet of eating dishes without rice or wine in described step 3 is drawn together uplink and downlink resource scheduling information statistical report switch and is opened, whether uplink and downlink NACK, ACK statistics report switch to open, whether uplink and downlink throughput statistics reports switch to open, whether descending SNR, descending power switch are opened, the report cycle of above information and measurement period setting.
Preferably, in described step 4, the method for configuration service model is: construct downlink data from testing server to test terminal, from the 12nd byte of data load, fill sequence number and time tag, downlink data is again beamed back testing server by test terminal; Construct upstream data from test terminal to testing server, from the 12nd byte of data load, fill sequence number and time tag, upstream data is re-routed back testing server by test terminal.
A kind of TD-LTE wireless network traffic Performance Test System, comprise at least one test terminal, testing server and tested network, described test terminal connects described testing server by tested network, utilize the wired and radio network information between test terminal and testing server to realize alternately TD-LTE wireless network traffic performance, described test terminal comprises test agent module, terminal test interface, service agent module and network-driven, information interaction between described test agent module and terminal test interface, information interaction between service agent module and network-driven, information interaction between test agent module and service agent module.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1, TD-LTE wireless network traffic Performance Test System of the present invention can be in conjunction with the performance data of wired and wireless network, and diagnostic analysis TD-LTE wireless network performance failure cause also provides test report.
2, TD-LTE wireless network traffic Performance Test System of the present invention can each TD-LTE test terminal cable network performance data of independent analysis, and can analyze key index.
3, TD-LTE wireless network traffic Performance Test System of the present invention can each TD-LTE test terminal radio network performance data of separate records, and can analyze key index.
4, TD-LTE wireless network traffic Performance Test System of the present invention can be tested for multiple TD-LTE test terminal, and the business configuration difference of each TD-LTE test terminal.
Brief description of the drawings
Fig. 1 is the integrated stand composition of a kind of TD-LTE wireless network traffic of the present invention Performance Test System.
Wherein: straight line represents business data flow, data flow is controlled in dotted line representative.
Fig. 2 is the structure chart of TD-LTE test terminal 1 ~ n.
Embodiment
Describe embodiments of the present invention below in detail, the example of described execution mode is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the execution mode being described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
Thinking of the present invention is to separate, can not the shortcoming such as test to multiple test terminals for the wired and wireless network test existing in background technology, again framework a kind of network configuration including test terminal and testing server, between test terminal and testing server, both can transmit by cable network, also can pass through wireless network transmissions, test terminal and testing server are linked in tested network simultaneously, utilize information interaction between test terminal and testing server to test the service feature of tested network.
As Fig. 1, shown in Fig. 2, for an embodiment of TD-LTE wireless network traffic Performance Test System, this system comprises the individual TD-LTE of 1 ~ n (n >=1) test terminal, testing server and tested network, described TD-LTE test terminal connects described testing server by tested network, described TD-LTE test terminal comprises test agent module, terminal test interface, service agent module and network-driven, information interaction between described test agent module and terminal test interface, information interaction between service agent module and network-driven, information interaction between test agent module and service agent module.
Wherein, the function of test agent module is as follows:
(a) receive the control command that testing server sends, be adapted to the order (for example AT instruction or inner api interface) that terminal test interface needs, control TD-LTE test terminal and complete obtaining of customizing messages, such as descending solution schedule information, decoded result, descending SNR etc.;
(b), by terminal test interface, current TD-LTE test terminal IP address information, the Debugging message etc. being assigned to sent to testing server;
(c) service control proxy module starts, stops data acquisition; Service agent label substance is set; Set the destination address that business datum sends;
(d) time synchronized function, is used Network Time Protocol to realize synchronous between TD-LTE test terminal and testing server.
The function of service agent module is as follows:
(a) obtain TD-LTE test terminal IP packet from network-driven, and according to destination address is set, load data is encapsulated in IP packet, send to testing server; If desired to packet again segmentation;
(b), according to the setting of testing server, the label information such as current time information, sequence number is inserted into the ad-hoc location of packet.
TD-LTE eNodeB is TD-LTE base station, is mainly responsible for TD-LTE wireless access partial function, realizes the access control of TD-LTE test terminal, allocation of radio resources, and with being connected of EPC.EPC is the core net of TD-LTE, is responsible for the distribution of IP address, TD-LTE test terminal, the functions such as the route of IP packet.The wireless access network that eUTRAN is made up of multiple eNodeB.
A kind of step of TD-LTE wireless network traffic performance test methods is as follows:
Step 1, synchronizeed the retention time between TD-LTE test terminal and testing server.
TD-LTE test terminal is after startup, before the attaching process of initiating LTE standard is initiated, synchronous by Network Time Protocol and testing server retention time.
Step 2, TD-LTE test terminal (UE) state information notification, make to set up and carry between TD-LTE test terminal and testing server.
(1) for multiple TD-LTE test terminal, indicate respectively TD-LTE test terminal to initiate LTE carrying Establishing process, after carrying is successfully established, TD-LTE test terminal sends state indication message to testing server, and message comprises following content:
(a) the IP information of distributing;
(b) UE ID distributes request, and UE ID is unique sign of this terminal in testing server.
(2) unsuccessful if carrying is set up, record failure and finish this test.If carrying is successfully established, testing server is received after request, for distributing UE ID in this TD-LTE test terminal, and create this context, in context, by associated IP address information and UE ID, and send state confirmation message to TD-LTE test terminal, message comprises following content:
(a) the UE ID distributing, the communication between follow-up TD-LTE test terminal and testing server will be used this ID.
Step 3, UE test item arrange, and determine the content that needs test.
(1) testing server sends test configurations message to TD-LTE test terminal, and message comprises following content:
(a) whether up sequence number, time tag information arrange switch and open.If switch opens, the service agent module of TD-LTE test terminal, fills in serial number information at the 0-3 byte place of data load (load of TCP/UDP), at 4-11 byte place fill in the time label information.If closed, Update Table bag content not.
(b) whether descending sequence number, time tag information arrange switch and open.If switch opens, the service agent module of TD-LTE test terminal, fills in serial number information at the 0-3 byte place of data load (load of TCP/UDP), at 4-11 byte place fill in the time label information.If closed, Update Table bag content not.
(2) when receive after message TD-LTE test terminal, send test item configuration messages to testing server, message content is as follows:
(a) configuration result, whether instruction configuration is successful.
(3) testing server is received after message, checks configuration result, if configuration result is indicated successfully, continues test, otherwise records failure and finish this test.
Step 4, UE eat dishes without rice or wine test data collect.
(1) testing server sends test data and collects message to TD-LTE test terminal, and message comprises following content:
(a) whether uplink and downlink resource scheduling information statistical report switch is opened;
(b) whether uplink and downlink data NACK, ACK statistics report switch to open;
(c) whether uplink and downlink throughput statistics reports switch to open;
(d) other Debugging message, for example descending SNR, whether the switches such as descending power are opened;
(e) statistics of above information, report cycle setting.
(2) check the legitimacy of configuration parameter, and send Data Collection acknowledge message to testing server, message content is as follows:
(a) check result, whether instruction configuration is successful.
(3) testing server is received after message, checks configuration result, if configuration result is indicated successfully, continues test, otherwise records failure and finish this test.
(4) the test agent module of TD-LTE test terminal is being received after control message, the terminal test interface of adaptive TD-LTE test terminal, control drive test terminal and collect as requested these information, TD-LTE test terminal is by the information of collecting report cycle and measurement period as requested, form test data Indication message and send to testing server, message content is as follows:
(a) uplink and downlink resource scheduling information;
(b) uplink and downlink data NACK, ACK statistics;
(c) uplink and downlink throughput;
(d) other Debugging message, for example descending SNR, the switches such as descending power.
Step 5, business model configuration, collect PS data message.
Testing server, according to test needs, for each TD-LTE test terminal configuration service model, for example, configures magnitude of load, sends interval, transmission rate, type of data packet (TCP or UDP) etc., collects PS data message.
(1) for downlink data:
(a) structure downlink data, number bag destination address is the IP address of TD-LTE test terminal, source address is the external address of testing server, from the 12nd byte of data load, fill sequence number and time tag, send to core net (EPC) by the outside network interface of testing server.
(b) TD-LTE test terminal is beamed back testing server by downlink data again by service agent module, and testing server is according to the label information in data, the information such as computation rate, packet loss, out of order, delay.
(2) for upstream data:
(a) structure upstream data, number bag destination address is the IP address of testing server outside, source address is the IP address of TD-LTE test terminal, from the 12nd byte of data load, fill sequence number and time tag, send to the service agent module of TD-LTE test terminal by the inside network interface of testing server.
(b) TD-LTE test terminal re-routes back testing server by upstream data by core net (EPC), and testing server is according to the label information in data, the information such as computation rate, packet loss, out of order, delay.
Step 6, measurement error analysis, obtain test report.
Eat dishes without rice or wine data message and PS data message that testing server is collected according to step 4 and step 5, time that comprehensive problem analysis occurs, reason (such as high MCS, signal power are lower etc.), and provide the report the test of this test, and result is presented in testing server user interface.
Above embodiment only, for explanation technological thought of the present invention, can not limit protection scope of the present invention with this, every technological thought proposing according to the present invention, and any change of doing on technical scheme basis, within all falling into protection range of the present invention.
Claims (5)
1. a TD-LTE wireless network traffic performance test methods, at least one test terminal and testing server are linked in tested network, and the retention time is synchronous, utilize the information interaction between test terminal and testing server to realize the performance test of TD-LTE wireless network traffic, it is characterized in that: the information interaction between described test terminal and testing server comprises the steps:
LTE carrying is initiated to described testing server in step 1, described test terminal, if carrying is successfully established, test terminal sends IP address information and ID distribution request to testing server, and testing server is test terminal distribution ID the context that creates associated IP address information and ID; Otherwise record is set up failure and is finished test;
Step 2, testing server send to test terminal that up sequence number, time tag information arrange whether switch is opened and descending sequence number, time tag information arrange the configuration messages whether switch is opened, test terminal determines whether open data modification function according to configuration messages, and the result whether data modification function is opened is informed testing server;
Step 3, testing server send the test data of eating dishes without rice or wine and collect message to test terminal, test terminal checks the legitimacy of the test data parameter of eating dishes without rice or wine, and send check result to testing server, if check result success, continue test, the test data of eating dishes without rice or wine of collecting is sent to testing server by test terminal; If check result failure, finishes test;
Step 4, testing server, to each test terminal configuration service model, utilize business model to collect PS data message;
Test data information that what step 5, testing server were collected according to step 3 to step 4 eat dishes without rice or wine and PS data message carry out variance analysis, and provide test report.
2. TD-LTE wireless network traffic performance test methods as claimed in claim 1, it is characterized in that: in described step 2, the method for data modification is: if the switch opens of up sequence number, time tag information setting, the service agent module of test terminal is filled in serial number information at the 0-3 byte place of data load, 4-11 byte place fill in the time label information, if closed, not Update Table bag content; If the switch opens that descending sequence number, time tag information arrange, the service agent module of test terminal is filled in serial number information at the 0-3 byte place of data load, 4-11 byte place fill in the time label information, if closed, and not Update Table bag content.
3. TD-LTE wireless network traffic performance test methods as claimed in claim 1, it is characterized in that: whether the test packet of eating dishes without rice or wine in described step 3 is drawn together uplink and downlink resource scheduling information statistical report switch and opened, whether uplink and downlink NACK, ACK statistics report switch to open, whether uplink and downlink throughput statistics reports switch to open, whether descending SNR, descending power switch are opened, the report cycle of above information and measurement period setting.
4. TD-LTE wireless network traffic performance test methods as claimed in claim 1, it is characterized in that: in described step 4, the method for configuration service model is: construct downlink data from testing server to test terminal, from the 12nd byte of data load, fill sequence number and time tag, downlink data is again beamed back testing server by test terminal; Construct upstream data from test terminal to testing server, from the 12nd byte of data load, fill sequence number and time tag, upstream data is re-routed back testing server by test terminal.
5. a TD-LTE wireless network traffic Performance Test System, it is characterized in that: comprise at least one test terminal, testing server and tested network, described test terminal connects described testing server by tested network, utilize the wired and radio network information between test terminal and testing server to realize alternately TD-LTE wireless network traffic performance, described test terminal comprises test agent module, terminal test interface, service agent module and network-driven, information interaction between described test agent module and terminal test interface, information interaction between service agent module and network-driven, information interaction between test agent module and service agent module.
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| CN108303654A (en) * | 2018-01-25 | 2018-07-20 | 顺丰科技有限公司 | A kind of battery detection method, device, equipment, storage medium |
| CN110913406A (en) * | 2018-09-17 | 2020-03-24 | 中国移动通信有限公司研究院 | Access configuration method and device of RCS (remote control system) test server |
| CN113630802A (en) * | 2020-05-07 | 2021-11-09 | 大唐联仪科技有限公司 | NR user plane service test method and device |
| CN113630802B (en) * | 2020-05-07 | 2024-02-20 | 大唐联仪科技有限公司 | NR user plane service testing method and device |
| CN111836295A (en) * | 2020-06-10 | 2020-10-27 | 北京长焜科技有限公司 | System and method for automatically displaying bottleneck point of 4G core network performance test |
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