CN104009890A - Test system and method for network quality in Internet - Google Patents
Test system and method for network quality in Internet Download PDFInfo
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Abstract
The invention discloses a test system for network quality in the Internet. The test system comprises a central server, a webmaster server, a data bank and test probes. The test probes are deployed in an access layer, a convergence layer and a core layer of the Internet respectively and used for receiving test tasks issued by the webmaster server, running application programs of an Internet user in a simulate mode, running network commands and uploading test results to the webmaster server through the TCP/IP protocol. One set of test probes share one central server, one data bank and one webmaster server. The invention further discloses a test method for network quality in the Internet.
Description
Technical field
The present invention relates to internet QoS and evaluate field, network quality test macro and method in the Internet particularly carrying out in carrier network.
Background technology
Along with the fast development of Chinese broadband internet, ever-increasing enterprise and the broadband user group of family become the important profit growth point of operator of China's Telecommunication.In order effectively to ensure operator's Intranet QoS, promote user awareness, solve the quality objective evaluation of IP network, initiatively O&M, fault fast positioning, the visual Important Problems that waits of business, need to build network performance and the quality of service monitoring system of a set of base broadband internet, build on this basis test platform, quality test for the crucial business in the Internet extends to final broadband user, by the simulation test of various access scenes, based on the end-to-end test system that contains whole internet, applications scenes, structure business end-to-end test model, with the method for testing of science and quantification, accurately obtain the experience data of the network quality of Internet user's end, and these data are collected, science arranges and analyzes, bottleneck that can fixer network differences in quality of service, ensureing communicates by letter interconnects, improve Internet service O&M level, save common carrier corporate client cost of serving, thereby provide scientific and effective foundation for better improving network operation.
The introducing of test macro and evaluation method, can effectively improve common carrier network operation and maintenance, complain and analyze and process the procedure efficiencies of management such as the acceptance of work.Thereby set up comprehensive data network and QoS parameter system, realize comprehensive assessment and the monitoring of network quality and quality of service.
Also there is at present the technology of utilizing test probe machine to test, as the test macro of Pu Tian company, by disposing test machine, different test channel is carried out the collection of data, but Pu Tian company is the quality test for cellphone subscriber at present, scene is single, and test data is lacked to comprehensive evaluation, and system is not also to customer service system open interface.And construction cost is higher, therefore this technology practical large-scale application also exists some problems.
Summary of the invention
Goal of the invention: technical problem to be solved by this invention is for the deficiencies in the prior art, provides network quality test macro and method in a kind of the Internet.
In order to solve the problems of the technologies described above, the invention discloses the network quality test macro in a kind of the Internet, comprising: central server, NM server, database and test probe;
Described test probe is special hardware, be deployed in respectively the Access Layer of carrier network, convergence-level and core layer, can receive the test assignment of assigning from NM server, dry run general internet user's application program, operational network order, test result is uploaded to NM server by ICP/IP protocol; One group of N probe shares a central server, database and NM server, and N is natural number;
Described database, for storing default test assignment, probe is uploaded the preservation of parameter and the preservation of test result;
Wherein, described NM server, for determining whether to allow probe registration and login by identity authorization system and access control technology, to the monitoring state management of probe, send test assignment to probe, collect the parameter information that probe is uploaded, send to database to preserve simultaneously;
Wherein, identity authorization system is for realizing the identification certification of real user, as adopt RBAC (based on role's access control technology), ensure that data resource is effectively used and manages in legal range, function comprises carries out overall identification, authentication and authorization management to the identity of network entity, ensures authenticity and the credible wilfulness of entity.
Access control matrix (Access Contro1Matrix) is based on entity identification and identity identifying technology, realize dynamic access control and resource management techniques based on faith mechanism, be used to upper strata Secure Application to provide support, can network enabled measure service in the present invention.This system is for the operation requests of application system, the resource obtaining according to the local policy storehouse from database is used and access control policy requirement, verify the credibility of available voucher, and trust calculating and scheduling of resource according to local policy and available voucher, to determine whether access can be carried out and corresponding resource constraint, and give corresponding network server by control result and carry out.
Described central server, for according to the geographical address of probe, IP address, forms probe distribution topology, formulates test assignment, is saved to database, the probe node that sends to described test assignment to specify described test assignment by NM server; Extract the parameter in database, postitallation evaluation method, outputs test result, and test result is fed back user by external interface, is saved to database simultaneously.
The invention also discloses the network quality method of testing in a kind of the Internet, comprise the following steps:
X1, user carry out a certain network quality test to central server request, and whether central server has in nearest 6～12 hours test result to preserve by data base querying, if had, result is returned to user, and meanwhile, whether inquiry carries out new round test; Otherwise, directly carry out new round test;
X2, described central server ask to formulate test assignment according to user, and first Query Database has or not the default test assignment of coupling, if had, notifies NM server that test assignment is sent to correspondent probe and tests; Otherwise, reformulate test assignment according to user's request, start relevant probe by NM server and test.
X3, described NM server determine that by probe topological system whether the configuration of described test assignment is feasible, if feasible, deposit test assignment in database, send to correspondent probe simultaneously, otherwise, return to central server and test infeasible information;
Test-types, test mode and test parameter that x4, described probe are specified according to test assignment, initiate initiatively test process, and send the test result of acquisition to NM server;
X5, described NM server deposit described measurement result in database;
X6, described central server read described test result from database, and this measurement result is carried out to statistical analysis, and ranking operation notifies the result after operational analysis to described user.
Described test assignment comprises:
To the common business in the Internet (HTTP web page browsing, HTTP/FTP downloads, video) the conventional period measuring of service quality, network foundation performance is carried out to initiatively test and interim special network of cycle, measure of the quality of service;
The test-types of specifying when described test assignment is to the Internet common business (HTTP web page browsing, HTTP/FTP downloads, video) when the conventional period measuring of service quality, described test assignment is: the use procedure of probe analog subscriber business, the test parameter collection of specifying according to described webpage test assignment comprises first packet duration (MS), first screen duration (MS), the page extracts duration, first screen success rate of extracting (%), web page browsing percentage of head rice, webpage average download rate, the test parameter of specifying according to described video measurement task is collected video server response time, average download rate (Kbps), video is downloaded success rate (0.00%),
In the time that the test-types of described test assignment appointment is HTTP/FTP download, described test assignment is: the use procedure of test node analog subscriber business, gathers to download to connect and sets up duration, downloading duration, download to connect and be created as power, download connection percentage of head rice, downloading rate;
The test-types of specifying when described test assignment is that network foundation performance is while carrying out period measuring, described test assignment is: the use procedure of test node analog subscriber business, gather dns resolution time delay (MS), dns resolution success rate (%), TCP connects into power (%), and TCP sets up duration (MS);
The test-types of specifying when described test assignment is interim special network, and when quality of service, described active test process is: the use procedure of test node analog subscriber business, gather a certain special parameter, and as time delay, whether PING route can reach, bandwidth capacity;
Described statistical analysis, ranking operation comprises the following steps:
Y1, described central server, according to the parameter-definition of test assignment and method, extract the corresponding data being kept in database.
Y2, central server be according to task type, HTTP web page browsing in this way, and HTTP/FTP downloads, video traffic
Service quality test assignment, running quality aggregative weighted evaluation algorithms:
Wherein: pi is parameter weight, span is 0～1, and all parameter weighted value sums are 1; Ti is the corresponding interval score of corresponding test value; M represents number of parameters, and interim special network servicequality test, turns to step y3 in this way;
Y3, special test assignment, the test parameter that central server is definite according to test assignment extracts data and carries out statistical analysis from database, and statistic analysis result deposits database in, simultaneously feedback user.
Described NM server and described probe adopt Transmission Control Protocol to carry out alternately, wherein adopt the encapsulation of XML form for mutual message.
Beneficial effect: the present invention proposes a kind of network quality test macro and the method in the Internet, by dispose various test probes in current the Internet, study a kind of client perception quality model of Internet associated scenario and business of science, for different scenes and business, design corresponding test parameter, build towards the test envelope of scene and business, set up client perception mass parameter system, and for each scene and the set of service definition client perception mass parameter.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is done further and illustrated, above-mentioned and/or otherwise advantage of the present invention will become apparent.
Fig. 1 is a kind of network quality test system structure schematic diagram of the present invention.
Fig. 2 is a kind of network quality testing process schematic diagram of the present invention.
Embodiment
The invention discloses the network quality test macro in a kind of the Internet, comprising: central server, NM server, database and test probe;
Described test probe is deployed in respectively the Access Layer of the Internet, convergence-level and core layer, for receiving the test assignment issuing from NM server, dry run Internet user's application program, operational network order, and test result is uploaded to NM server by ICP/IP protocol; One group of test probe shares a central server, database and NM server;
Described database, for storing default test assignment, preserving parameter and test result that test probe is uploaded;
Described NM server, for determine whether to allow test probe registration and login by identity authorization system and access control technology, to the monitoring state management of test probe, send test assignment to test probe, collect the parameter information that test probe is uploaded, send to database to preserve simultaneously;
Described central server, for forming probe distribution topology according to the geographical address of test probe and IP address, formulates test assignment, is saved to database, by NM server, described test assignment is sent to the test probe of appointment; Extract the parameter in database, output test result, and by test result by feeding back to Internet user, be saved to database simultaneously.
The invention also discloses the network quality method of testing in a kind of the Internet, comprise the following steps:
Step x1, Internet user carry out a kind of network quality test to central server request, and whether whether central server have in nearest 6～12 hours test result to preserve by data base querying, if had, result is returned to Internet user; Otherwise, carry out step x2;
Step x2, described central server ask to formulate test assignment according to Internet user, and first Query Database has or not the default test assignment of coupling, if had, notifies NM server that test assignment is sent to corresponding test probe and tests; Otherwise, reformulate test assignment according to Internet user's request, start corresponding probe by NM server and test;
Step x3, described NM server determine that by probe distribution topology whether the configuration of described test assignment is feasible, if feasible, deposit test assignment in database, send to corresponding probe simultaneously; Otherwise, return to central server and test infeasible information, and stop test;
Test-types, test mode and test parameter that step x4, described test probe are specified according to test assignment, initiate initiatively test process, and send the test result of acquisition to NM server;
Step x5, described NM server deposit described measurement result in database;
Step x6, described central server read described test result from database, and this measurement result is carried out to statistical analysis and ranking operation, and the result after operational analysis is notified to described user.
In the inventive method, described test assignment type comprises: HTTP web page browsing in the Internet, HTTP/FTP are downloaded, the service quality period measuring of video, network foundation performance is carried out to period measuring or interim special network servicequality test;
When the test-types that described test assignment is specified be to the Internet in HTTP web page browsing, HTTP/FTP downloads, when the service quality period measuring of video, test probe is simulated the use procedure of Internet user's business; In the time that test assignment is HTTP web page browsing, the test parameter collection of specifying according to described webpage test assignment comprises first packet duration, first screen duration, and the page extracts duration, first screen success rate of extracting, web page browsing percentage of head rice, webpage average download rate; In the time that test assignment is HTTP/FTP download, test node collection is downloaded to connect and is set up duration, and downloading duration is downloaded connection and is created as power, and download connects percentage of head rice, downloading rate; In the time that test assignment is video task, the test parameter of specifying according to described video measurement task is collected video server response time, average download rate, and video is downloaded success rate and minimum speed limit;
When described test assignment is network foundation performance while carrying out period measuring, test node gathers dns resolution time delay, dns resolution success rate, and TCP connects into power, and TCP sets up duration, delay variation, and packet loss;
In the time that described test assignment is interim special network servicequality test, test node analog acquisition comprises whether time delay, shake, PING route can reach, and any one or a few in bandwidth capacity.
In the inventive method, described statistical analysis and ranking operation comprise the following steps:
Y1, described central server, according to the parameter-definition of test assignment and method, extract the corresponding data being kept in database;
Y2, central server are according to task type running quality aggregative weighted evaluation algorithms:
Wherein: pi is parameter weight, span is 0～1; Ti is the corresponding interval score of corresponding test value; M represents number of parameters, and interim special network servicequality test, turns to step y3 in this way;
Y3, interim special network servicequality test, the test parameter that central server is definite according to test assignment extracts data and carries out statistical analysis from database, and statistic analysis result deposits database in, simultaneously feedback user.
In the inventive method, described NM server and described test probe adopt Transmission Control Protocol to carry out alternately, wherein adopt the encapsulation of XML form for mutual message.
Embodiment 1
As shown in Figure 1, the present embodiment is disposed and is used flow process as follows:
Z1, in provincial or regional center, by central server, NM server, database composition test management platform, realizes main functional modules, formulates testing scheme, carries out the collection of test data and the computing of algorithm, analyzes and presents, open external interface;
Z2, in districts and cities' convergence-level, economize net core layer deployment-specific hardware probe, carry out test assignment download and execution, test data is uploaded NM server;
Z3, at Access Layer, community corridor or subscriber household, dispose installation testing probe, powers up operation;
Z4, all probes are registered on NM server, and register content comprises geographical position, IP address, hardware mac address, state information;
Z5, central server are formulated test assignment, deposit database in, are sent to NM server simultaneously;
Z5, NM server send test assignment to correspondent probe,
Z6, probe operation test assignment, collect test parameter, and by ICP/IP protocol, XML encapsulation is sent to NM server.
Z7, NM server deposit test parameter result in database.
Z8, central server extract corresponding data from database, and executing arithmetic carries out statistical analysis, deposits result in database, meanwhile, feeds back to user.
Described convergence-level refers to districts and cities of operator aspect the Internet convergence-level, as the BRAS hanging under districts and cities' core, SR etc.
Described core layer refers to the provincial aspect internet core of operator, economizes and does mouth etc. as operator.
Described test assignment refers to fixed cycle task or temporary duty, formulate by central server, NM server is transferred corresponding test probe, the usage behavior of analog subscriber, according to test assignment parameter acquisition mode, collect and report process to one of various data.
1, HTTP web page browsing test assignment parameter acquisition mode
2, HTTP/FTP downloads test assignment parameter acquisition mode
2, " video " test assignment parameter acquisition mode
3, universal test task parameters acquisition mode
4, interim special network servicequality test parameter acquisition mode
Embodiment 2:HTTP web page browsing test assignment:
The method of describing according to task 1:HTTP web page browsing test assignment parameter acquisition mode, web page class test collects 5 parameters, be respectively first packet duration (MS) for 100MS, first screen duration (MS) for 600MS, the page extract duration (MS) for 1100MS, first screen success rate of extracting (%) are 90%, web page browsing percentage of head rice is 90%, webpage average download rate is 500K.Get submeter and algorithm according to parameter:
Quality overall evaluation=0.1* (100-(X1-0) * 20/140)+0.2* (80-(X2-500) * 20/500+0.2* (100-(X3-0) * 20/2000)
0.1*(100-(X4-80％)*20/20％+0.1*(100-(X5-80％)*20/20％+0.2*(80-(X6-300)*20/150＝74
Wherein P1～P5 is respectively the weight of browsing 5 parameters of class application, and it is summed to 1; X1～X6 is corresponding epicycle test value.
Parameter is got submeter:
Between quality area, score and weight are carried out initial setting up according to communication industry standard (Internet service service quality technical requirement [YD/T1641-2007]), the present embodiment provides the example through test optimization, user of service can be according to the quality index evaluation weight of self, comprehensive grading result is carried out to self-defined setting, for better embodying client perception, evaluation criterion must not be lower than industry standard.
The invention provides network quality test macro and method in a kind of the Internet; method and the approach of this technical scheme of specific implementation are a lot; the above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.In the present embodiment not clear and definite each part all available prior art realized.
Claims (5)
1. the network quality test macro in the Internet, is characterized in that, comprising: central server, NM server, database and test probe;
Described test probe is deployed in respectively the Access Layer of the Internet, convergence-level and core layer, for receiving the test assignment issuing from NM server, dry run Internet user's application program, operational network order, and test result is uploaded to NM server by ICP/IP protocol; One group of test probe shares a central server, database and NM server;
Described database, for storing default test assignment, preserving parameter and test result that test probe is uploaded;
Described NM server, for determine whether to allow test probe registration and login by identity authorization system and access control technology, to the monitoring state management of test probe, send test assignment to test probe, collect the parameter information that test probe is uploaded, send to database to preserve simultaneously;
Described central server, for forming probe distribution topology according to the geographical address of test probe and IP address, formulates test assignment, is saved to database, by NM server, described test assignment is sent to the test probe of appointment; Extract the parameter in database, output test result, and by test result by feeding back to Internet user, be saved to database simultaneously.
2. the network quality method of testing in the Internet, is characterized in that, comprises the following steps:
Step x1, Internet user carry out a kind of network quality test to central server request, and whether whether central server have in nearest 6～12 hours test result to preserve by data base querying, if had, result is returned to Internet user; Otherwise, carry out step x2;
Step x2, described central server ask to formulate test assignment according to Internet user, and first Query Database has or not the default test assignment of coupling, if had, notifies NM server that test assignment is sent to corresponding test probe and tests; Otherwise, reformulate test assignment according to Internet user's request, start corresponding probe by NM server and test;
Step x3, described NM server determine that by probe distribution topology whether the configuration of described test assignment is feasible, if feasible, deposit test assignment in database, send to corresponding probe simultaneously; Otherwise, return to central server and test infeasible information, and stop test;
Test-types, test mode and test parameter that step x4, described test probe are specified according to test assignment, initiate initiatively test process, and send the test result of acquisition to NM server;
Step x5, described NM server deposit described measurement result in database;
Step x6, described central server read described test result from database, and this measurement result is carried out to statistical analysis and ranking operation, and the result after operational analysis is notified to described user.
3. method according to claim 2, it is characterized in that, described test assignment type comprises: HTTP web page browsing in the Internet, HTTP/FTP are downloaded, the service quality period measuring of video, network foundation performance is carried out to period measuring or interim special network servicequality test;
When the test-types that described test assignment is specified be to the Internet in HTTP web page browsing, HTTP/FTP downloads, when the service quality period measuring of video, test probe is simulated the use procedure of Internet user's business; In the time that test assignment is HTTP web page browsing, the test parameter collection of specifying according to described webpage test assignment comprises first packet duration, first screen duration, and the page extracts duration, first screen success rate of extracting, web page browsing percentage of head rice, webpage average download rate; In the time that test assignment is HTTP/FTP download, test node collection is downloaded to connect and is set up duration, and downloading duration is downloaded connection and is created as power, and download connects percentage of head rice, downloading rate; In the time that test assignment is video task, the test parameter of specifying according to described video measurement task is collected video server response time, average download rate, and video is downloaded success rate and minimum speed limit;
When described test assignment is network foundation performance while carrying out period measuring, test node gathers dns resolution time delay, dns resolution success rate, and TCP connects into power, and TCP sets up duration, delay variation, and packet loss;
In the time that described test assignment is interim special network servicequality test, test node analog acquisition comprises whether time delay, shake, PING route can reach, and any one or a few in bandwidth capacity.
4. method according to claim 2, is characterized in that, described statistical analysis and ranking operation comprise the following steps:
Y1, described central server, according to the parameter-definition of test assignment and method, extract the corresponding data being kept in database;
Y2, central server are according to task type running quality aggregative weighted evaluation algorithms:
Wherein: pi is parameter weight, span is 0～1; Ti is the corresponding interval score of corresponding test value; M represents number of parameters, and interim special network servicequality test, turns to step y3 in this way;
Y3, interim special network servicequality test, the test parameter that central server is definite according to test assignment extracts data and carries out statistical analysis from database, and statistic analysis result deposits database in, simultaneously feedback user.
5. method according to claim 2, is characterized in that, described NM server and described test probe adopt Transmission Control Protocol to carry out alternately, wherein adopts the encapsulation of XML form for mutual message.
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