CN104581807A - Routing protocol networking performance verification device for wireless sensor network - Google Patents
Routing protocol networking performance verification device for wireless sensor network Download PDFInfo
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- CN104581807A CN104581807A CN201410817906.2A CN201410817906A CN104581807A CN 104581807 A CN104581807 A CN 104581807A CN 201410817906 A CN201410817906 A CN 201410817906A CN 104581807 A CN104581807 A CN 104581807A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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Abstract
The invention relates to a routing protocol networking performance verification device for a wireless sensor network. The device comprises a central processing module, a data receiving and transmitting module and a remote updating module, wherein the central processing module is connected with the data receiving and transmitting module and the remote updating module respectively; the data receiving and transmitting module is used for transmitting and gathering test data streams; the remote updating module is used for finishing updating of a routing protocol algorithm; the central processing module is used for analyzing a data packet transmitted by the data receiving and transmitting module, automatically finishing extraction of effective information and recording the effective information in a log file in real time. With the adoption of the device, the problem of evaluation of networking performance in a real routing protocol scene is solved, and the system level test range of the wireless sensor network is expanded.
Description
Technical field
The present invention relates to the Wireless Sensor Network Routing Protocol networking performance test in short-distance wireless communication transmission technique field, particularly relate to a kind of dynamic algorithm interchangeable Wireless Sensor Network Routing Protocol networking performance demo plant.
Background technology
Internet of Things is as the mainstay of Modern Information Service Industry, really achieve the dream of the Internet transmission information whenever and wherever possible, that wired interconnected one revolutionary character is surmounted, the short-distance wireless communication technology being in perception front end is responsible for the function served as bridge of contact terminal use and information network resource, also directly affects efficiency and effect that user uses information network.Development short-distance wireless communication technology and industry, under current national economy macroscopic, the correct direction in responsive message industry development trend and direction.On the other hand, short haul connection is also the Main Means of wireless sensor networking, and networking performance directly has influence on the embody rule that Internet of Things is disposed.
Generally believe at present, in the time of coming 10 years left and right, Internet of Things will obtain large-scale application, and essence is changed the looks in the world.Wireless transmission is obtained for extensive application in the sensing layer of Internet of Things, network layer and application layer, wireless technology is except 2G/3G/4G public mobile network network and private radio communication network, WLAN (wireless local area network) and short distance micropower wireless technology, the application prospect as IEEE 802.11a/b/g/n WiFi, RFID, NFC, ZigBee, Bluetooth, UWB etc. is inestimable.
In the Internet of Things in future, it is mutual with service to be that the various intelligent interfaces of form will promote between various in network " intelligent article ", conveniently inquire about and change state and the information of these article, following Internet of Things by permission people and article at any time and any place with anyone with thing, adopt any approach and network to be connected, and any related service can be used.Along with popularizing of Internet of Things, people wish to enjoy more communication services anywhere or anytime, and the short-distance wireless access of Internet of Things perception front end and communication mode will promote network traffics strong growth, become the main drive amount that communication network makes the transition at capacity and aspect of performance.At this, in recent years, in Internet of things system, the construction of backbone network has possessed suitable scale, backbone network based on optical fiber communication can meet the requirement transmitted very big capacity information, but the short-distance wireless communication technology of Internet of Things perception front end also relatively lags behind, especially access node and gateway become the bottleneck of big data quantity transmission, and this also becomes the major issue that Internet of Things faces.
Along with progressively going deep into of studying wireless sensor network, and Internet of Things Commercialization Trends is clear and definite gradually, following growing Internet of Things application demand, on the one hand, for diversified and complicated, be in particular in: wireless sensor network works in the huge scene of difference, running environment, node hardware and software platform, there is larger difference and possibility dynamic change in monitoring objective, the single test pattern in the past driven based on fixing application in research is difficult to meet development cost and construction cycle demand, diversity application and the running environment dynamic demand of Internet of Things industrialization cannot be adapted to, on the other hand, will be more urgent to this field measuring technology, and demand more comprehensively, be embodied in:
(1) wireless sensor network technology is in research and development with deployment, and due to the difference of scene, the difference of the size of scale, makes traditional measuring technology cannot meet the test needs of many scenes of Internet of things system deployment, multiple target, many standards.Simultaneously, be limited by the restriction of test instrumentation cost and Testing Technology Study, current, most Internet of Things application, the unit testing in many employings laboratory, after integration testing completes, just large scale deployment is carried out, so often cause Internet of things system in deployment, do not reach the allocation optimum of system, on the other hand, this application hastily, due to not to the core technology of networking---Routing Protocol and algorithm carry out system-level checking, each composition node cooperatively interact and the performance index such as function joining are difficult to reach designing requirement, owing to lacking necessary applied environment test, also there is very large parameter in the useful life of main devices, thus, the demand that system long-term stability is run cannot be met.
(2) the various agreement accesses of construct working application system, multiple heterogeneous network is coexisted, shares, the diversity of its information Perception form and the diversity of network consisting topology, cause its diversity to route protocol verification demand, the particularity of test scene, making wireless sensor network self and the test of Routing Protocol networking performance become the bottleneck of Internet of Things development & application to a certain extent, is also the industrialization process basis that must solve and common problem.
Summary of the invention
The invention provides a kind of Wireless Sensor Network Routing Protocol networking performance demo plant, can according to the tested Wireless Sensor Network Routing Protocol of difference, the test scene such as frequency, modulation system, access node of automatic configuration wireless transmission, solve the evaluation problem of networking performance in Routing Protocol real scene, expand wireless sensor network system level test specification.
The technical solution adopted for the present invention to solve the technical problems is: provide a kind of Wireless Sensor Network Routing Protocol networking performance demo plant, comprising: central processing module, data transmit-receive module and remote update module; Described central processing module is connected with remote update module with data transmit-receive module respectively; Described data transmit-receive module is used for forwarding test data stream and converging; Described remote update module is for completing the renewal of Routing Protocol algorithm; The packet that described central processing module is used for data transmit-receive module forwards is resolved, and automatically complete the extraction of effective information, and real time record is in journal file.
Described effective information comprises source ID, object ID, packet number, current jumping figure, packet length and timestamp.
The naming method of described journal file name is the date add protocol name.
Described data transmit-receive module realizes forwarding test data stream and converging by purple honeybee net.
Described remote update module completes the renewal of Routing Protocol algorithm by bluetooth.
Described central processing module is also connected with display module; Described display module is for showing the essential information of node.
Described central processing module is also connected with data-interface; Described data-interface is for downloading debugging file and the journal file of node.
Beneficial effect
Owing to have employed above-mentioned technical scheme, the present invention compared with prior art, has following advantage and good effect:
Under the present invention is not only suitable for multiple different radio frequency (433MHz, 2.4GHz), the networking performance test of the wireless sensor network (Zigbee, WiFi) of multiple types, also be suitable under multiple different routing protocol (AVDO, DSR and self-defined Routing Protocol and algorithm) carries, the monitoring of wireless sensor network different transmission path running status, flexible configuration, can Reusability.
The present invention completes the renewal of routing algorithm to each node and code by bluetooth, can not change original node geo-location attribute, can obtain the result of comparative evaluation more accurately.
The present invention is by the parsing to forwarding data bag, automatically the extraction of effective information (source ID, object ID, packet number, current jumping figure, packet length, timestamp) is completed, real time record is in journal file, and the name of journal file name is the mode on " date+protocol name ".The method extracts effective information, effectively manages, facilitate the net assessment of Monitoring Data playback and networking performance to Monitoring Data.
Accompanying drawing explanation
Fig. 1 is application scenarios schematic diagram of the present invention;
Fig. 2 is internal structure functional-block diagram of the present invention;
Fig. 3 is hardware elementary diagram of the present invention;
Fig. 4 is software module figure of the present invention;
Fig. 5 is packet storage frame structural representation in the present invention.
Embodiment
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Fig. 1 gives this dynamic algorithm interchangeable Wireless Sensor Network Routing Protocol networking performance demo plant application schematic diagram, the node that this device has wireless networking function by several forms, its operation principle automatically finds and forms checking network fast, forwarding and the convergence of data is carried out by the Routing Protocol obtained, simultaneously, at intra-node storage forwarding/accumulated information record after treatment, information, after many different path transmissions, gathers to gateway node.By " hand-hold type protocol algorithm renovator " with Bluetooth complete to the routing algorithm of each node and code with newly upgrading, after node restarts, the checking of a new round can be started.
Fig. 2 gives the internal structure schematic diagram of the multimode multi-protocol gateway device of this wireless sensor network transmission performance test.Wireless Sensor Network Routing Protocol networking performance demo plant comprises: central processing module, data transmit-receive module and remote update module; Described central processing module is connected with remote update module with data transmit-receive module respectively; Described data transmit-receive module is used for forwarding test data stream and converging; Described remote update module is for completing the renewal of Routing Protocol algorithm; The packet that described central processing module is used for data transmit-receive module forwards is resolved, and automatically complete the extraction of effective information, and real time record is in journal file.Described central processing module is also connected with display module; Described display module is for showing the essential information (ID, electricity, transmission rate etc.) of node, and display module can be LCD display module.Described central processing module is also connected with data-interface; Described data-interface is for downloading debugging file and the journal file of node, and data-interface can be RS232 interface.Whole device is powered by power module, and power module is also for the machine provides isolation and protection.
Wherein, described effective information comprises source ID, object ID, packet number, current jumping figure, packet length and timestamp (see Fig. 5).The naming method of described journal file name is the date add protocol name.Described data transmit-receive module realizes forwarding test data stream and converging by purple honeybee net.Described remote update module completes the renewal of Routing Protocol algorithm by bluetooth.
As shown in Figure 3, the wireless sensor network interface of this device node supports multiple wave point (ZigBee, Bluetooth, WiFi) to the hardware elementary diagram of device, is also provided with RS232 interface, supports LCD liquid crystal display; Extendible SPI and the I2C interface of this device, expands the data acquisition of other type sensor.Meanwhile, this device reserves extendible High Speed Serial interface, and expansion uses other wireless standard (GPRS etc.) to carry out the transmission of data.
As shown in Figure 4, this device can find the coordinator node of wireless sense network and add this network device software module automatically, automatically can also collect the neighbor node state in wireless network; This device to the monitoring data traffic of ZigBee interface and process, also can cross the monitoring data traffic to RS232 interface and process; This device can not only timing acquiring and store sensor data, regularly can also carry out the display of node state, and the Routing Protocol of this device and algorithm can remote update.
Be not difficult to find, this device is according to different tested Wireless Sensor Network Routing Protocol, the frequency of automatic configuration wireless transmission, modulation system, the test scenes such as access node, solve the evaluation problem of networking performance in Routing Protocol real scene, expand wireless sensor network system level test specification: under typical scene, the appraisal procedure of multi-protocols networking performance: this device completes the renewal of routing algorithm to each node and code with Bluetooth by " hand-hold type protocol algorithm renovator ", original node geo-location attribute can not be changed, the result of comparative evaluation can be obtained more accurately.This device is suitable under multiple different routing protocol (AVDO, DSR and self-defined Routing Protocol and algorithm) carries, and the monitoring of wireless sensor network different transmission path running status, flexible configuration, can Reusability.The present invention is by the parsing to forwarding data bag, automatically the extraction of effective information (source ID, object ID, packet number, current jumping figure, packet length, timestamp) is completed, real time record is in journal file, and the name of journal file name is the mode on " date+protocol name ".The method extracts effective information, effectively manages, facilitate the net assessment of Monitoring Data playback and networking performance to Monitoring Data.
Claims (7)
1. a Wireless Sensor Network Routing Protocol networking performance demo plant, is characterized in that, comprising: central processing module, data transmit-receive module and remote update module; Described central processing module is connected with remote update module with data transmit-receive module respectively; Described data transmit-receive module is used for forwarding test data stream and converging; Described remote update module is for completing the renewal of Routing Protocol algorithm; The packet that described central processing module is used for data transmit-receive module forwards is resolved, and automatically complete the extraction of effective information, and real time record is in journal file.
2. Wireless Sensor Network Routing Protocol networking performance demo plant according to claim 1, is characterized in that, described effective information comprises source ID, object ID, packet number, current jumping figure, packet length and timestamp.
3. Wireless Sensor Network Routing Protocol networking performance demo plant according to claim 1, is characterized in that, the naming method of described journal file name is the date add protocol name.
4. Wireless Sensor Network Routing Protocol networking performance demo plant according to claim 1, is characterized in that, described data transmit-receive module realizes forwarding test data stream and converging by purple honeybee net.
5. Wireless Sensor Network Routing Protocol networking performance demo plant according to claim 1, is characterized in that, described remote update module completes the renewal of Routing Protocol algorithm by bluetooth.
6. Wireless Sensor Network Routing Protocol networking performance demo plant according to claim 1, it is characterized in that, described central processing module is also connected with display module; Described display module is for showing the essential information of node.
7. Wireless Sensor Network Routing Protocol networking performance demo plant according to claim 1, it is characterized in that, described central processing module is also connected with data-interface; Described data-interface is for downloading debugging file and the journal file of node.
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| CN107086957A (en) * | 2017-04-21 | 2017-08-22 | 桂林电子科技大学 | Ad Hoc Routing Protocol verification methods based on BeagleBone Black |
| CN111539198A (en) * | 2020-04-15 | 2020-08-14 | 北京宝兰德软件股份有限公司 | Form verification method and device based on Java |
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Application publication date: 20150429 |