CN101030980A - Wide-band terminal identifier based on Ethernet and its identifying method - Google Patents
Wide-band terminal identifier based on Ethernet and its identifying method Download PDFInfo
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- CN101030980A CN101030980A CN 200710093730 CN200710093730A CN101030980A CN 101030980 A CN101030980 A CN 101030980A CN 200710093730 CN200710093730 CN 200710093730 CN 200710093730 A CN200710093730 A CN 200710093730A CN 101030980 A CN101030980 A CN 101030980A
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Abstract
The apparatus comprises: a layer-2 finding module for use in sending layer-2 broadcast enquiry message to ask terminal devices to report their own MAC/IP address, and resolving the received confirmation message to get MAC/IP addresses of all recognizable wideband terminal; an application identifying module for use in using the application layer standard protocol to communicate with terminal device and to get the information about the terminal device, and for adding the information into one character string and saving the terminal device information and its corresponding MAC/IP address in the terminal management list. The invention also provides an Ethernet-based wideband terminal identification method.
Description
Technical field
The present invention relates to a kind of wide-band terminal recognition device, particularly relate to a kind of wide-band terminal recognition device and method based on Ethernet.
Background technology
Along with popularizing of broadband technology, manageable wide-band terminal also increases thereupon gradually in the home network, compares with original narrowband terminal, and it is complicated many that the management of wide-band terminal is wanted, also difficulty many of diagnosis investigation problem when breaking down.The unified management technology of wide-band terminal being compared the broadband device administrative skill of network side compares the relevant criterion development of industry or compares slow.The TR069 standard of DSL forum can provide the Technical Architecture of managing wide-band terminal by the network side interface at present, realization to wide-band terminal dispose automatically, function such as version loads, statistics reads, the telemanagement problem TR064 standard that TR069 has solved wide-band terminal then provides from the current techique framework of the LAN side interface managing family network equipment, and TR064 realizes mutual discovery, communication and management between the home network device by a cover based on the application layer protocol of UPnP.These two standards all need realize the protocol stack of more complicated and the management entity of response on terminal equipment.
According to present domestic broadband operation statistics, having 70% broadband network failure problems at least is to appear on user's the home network device, comprises that terminal equipment, user's computer, circuit connect or the like.How reducing the problem of subscriber household network to greatest extent by effective way, is the thing that recent many equipment vendors and Virtual network operator emphasis are considered.Be a popular trend wherein by the broadband diagnostic software that specific function is installed in user's computer.
The problems such as configuration of subscriber computer itself can detect eaily by diagnostic software, and if problem appears on the miscellaneous Broadband Terminal Equipment of user's family, then handle more thorny.Oneself go to check that by the HTTP/CLI mode situation of wide-band terminal configuration data still is considerably less concerning the general user, the difficulty of enforcement is also bigger.So whether the diagnostic software that is installed on user's the local computer must have problems by the LAN side interface automatic diagnosis terminal equipment of wide-band terminal.
The kind of wide-band terminal is very many at present, so the prerequisite of diagnosis is at first wanted and can be discerned, only recognizes the wide-band terminal that diagnostic software can support, just can carry out next step troubleshooting, management or the like automatically.
Realize that with the present invention functionally similar prior art is the TR064 standard, this standard is carried out the discovery and the identification of terminal equipment by the SSDP agreement (a kind of agreement in the UPnP system) of application layer, and what its discovery stage obtained is terminal equipment IP address.Realize finding and the identification terminal equipment more complicated by the TR064 standard, also bigger to the prior terminal change, and can only obtain the IP address of terminal in the discovery stage, can't obtain MAC Address.
Summary of the invention
The objective of the invention is to, overcome the defective that existing wide-band terminal recognition device exists, and a kind of universal identification device of the new wide-band terminal managed based on Ethernet is provided, as the universal identification device of equipment such as ADSLModem, set-top box (Set-Top-Box) and home gateway, technical problem to be solved is that functions such as the automatic configuration, intelligent management, automatic diagnosis for follow-up realization wide-band terminal provide technical foundation.
The object of the invention to solve the technical problems realizes by the following technical solutions.
A kind of wide-band terminal recognition device according to the present invention's proposition based on Ethernet, it is characterized in that it comprises two modules: find module for two layers, be used for requiring terminal equipment to report separately MAC/IP address by sending the L 2 broadcast query message, and resolve the response message receive, obtain that all can discern the MAC/IP address of wide-band terminal in the network; And application layer identification module, be used to utilize application layer standard agreement and terminal equipment to carry out communication, obtain information about terminal equipment, these information organizations in a character string, and will be saved in the terminal management tabulation about the information of terminal equipment and corresponding MAC/IP address mutually accordingly.The present invention also provides a kind of wide-band terminal recognition methods based on Ethernet.
According to the invention allows for a kind of wide-band terminal recognition methods based on Ethernet, it is characterized in that comprising the steps: to send the L 2 broadcast query message, require terminal equipment to report separately MAC/IP address; The response message that parsing receives obtains that all can discern the MAC/IP address of wide-band terminal in the network; Utilize application layer standard agreement and terminal equipment to carry out communication, obtain information about terminal equipment, these information organizations in a character string, and will be saved in the terminal management tabulation about the information of terminal equipment and corresponding MAC/IP address mutually accordingly.
By technique scheme, a kind of wide-band terminal recognition device and method based on Ethernet of the present invention has following advantage and beneficial effect at least:
1, finds module by two layers, can not need to know IP address, have greater flexibility in today that terminal equipment spreads unchecked day by day by the wide-band terminal of diagnosis, management;
2, identification module concrete regulation application layer protocol type not can better adapt to different terminal equipments, and diagnostic software can manage and diagnose as required;
3, prior terminal is changed littler, and then directly obtain the IP/MAC address of terminal in the discovery stage.
4, realize simply, two layers of discovery procedure and application layer identifying are all quite simple.
In sum, the present invention has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on implementation procedure or function, obvious improvement is arranged technically, and produced handy and practical effect, and more existing wide-band terminal recognition device has the outstanding multinomial effect of enhancement, thus be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the composition schematic diagram according to a kind of wide-band terminal recognition device based on Ethernet of the present invention.
Fig. 2 is according to of the present invention a kind of based on the protocol stack model between main frame and the terminal equipment in the wide-band terminal recognition device of Ethernet.
Fig. 3 is according to a kind of process chart based on discovery procedure host computer side in the wide-band terminal recognition device of Ethernet of the present invention.
Fig. 4 is according to a kind of process chart based on discovery procedure terminal equipment side in the wide-band terminal recognition device of Ethernet of the present invention.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to a kind of its embodiment of wide-band terminal recognition device, method, step, feature and the effect thereof that foundation the present invention proposes based on Ethernet, describe in detail as after.
See also shown in Figure 1ly, a kind of wide-band terminal recognition device based on Ethernet of preferred embodiment of the present invention mainly is made up of two big functional modules: find module and application layer identification module for two layers.
See also shown in Figure 2ly, be the protocol stack model between main frame in the present embodiment and the terminal equipment, the identifying of above-mentioned two modules can be described below:
1, finds module for two layers: the IP address and the MAC Address that promptly obtain different terminal equipment in the home network by two layers/two and half agreements.The implementation of this module can be described below:
A. main frame is not being known under the MAC/IP address situation of terminal equipment, by sending L 2 broadcast
Query message requirement terminal equipment reports MAC/IP address separately, and this technology can be passed through
Expanding present ARP agreement realizes.This process is called the discovery procedure of terminal;
B. main frame is resolved the expansion arp response message receive, obtains that all can discern the MAC/IP address of wide-band terminal in the network.
2, application layer identification module:, obtain the information such as equipment vendors, device type, device id, software version, hardware version and date issued of response from terminal equipment as HTTP/SNMP by the standard agreement of application layer.This process prescription is as follows:
A. main frame is by the upper layer application protocol based on TCP/UDP: carry out communication as HTTP/SNMP and terminal equipment, obtain the information such as equipment vendors, device type, device id, software version, hardware version and date issued of terminal equipment, these information are organized in the character string of a variable length;
B. main frame is saved in terminal equipment information and corresponding MAC/IP address in the terminal management tabulation, finishes identifying.
The present invention does not do concrete regulation to application layer communication protocol between cognitive phase main frame and the terminal equipment and content, says in principle, must will comprise the content of mentioning in the above-mentioned steps in the facility information that terminal is returned, and return with the form of character string.For the HTTP mode, suggested terminals all is organized into facility information in the html page; For the SNMP mode, suggested terminals is placed on facility information in the special MIB amount.
Please consult Fig. 3 and shown in Figure 4 simultaneously, to further specify the terminal recognition flow process of present embodiment.The basic procedure of terminal recognition of the present invention is:
1, host-initiated inquiry, it sends the L 2 broadcast query message, for example is the ARPplus query message, with the terminal equipment that exists in the requester network;
2, terminal equipment is waited for and is received query message, if receive the ARPplus query message, then reads the MAC/IP address of this machine, and sends the ARPplus response message, to report the MAC/IP address of oneself; If do not receive query message, then continue to wait for;
3, main frame reads response message, and the MAC/IP information of terminal equipment is saved in the corresponding high-speed buffer;
4, main frame according to the IP address that obtains by application layer protocol to terminal equipment transmitting apparatus information request message;
5, information such as terminal equipment Returning equipment manufacturer, terminal type, model, software and hardware version, date issued;
6, basic procedure finishes.
In the present embodiment, the terminal recognition flow process more can comprise 3 assisting workflows:
Assisting workflows 1:
1, after the main frame complete process 1,, attempts once more after waiting for a period of time if do not receive the response message of terminal equipment, after attempting the number of times of regulation, it for example is three times, if still do not receive the response message of terminal equipment, return failure, do not have discernible Broadband Terminal Equipment in the network;
2, assisting workflows 1 finish.
Assisting workflows 2:
1, main frame is in carrying out basic process 3, if find to exist the identical terminal equipment in a plurality of IP address (the IP address is identical, and MAC Address difference), high-speed buffer is preserved this MAC/IP address, the IP address conflict of dishing out simultaneously alarm;
2, assisting workflows 2 finish.
Assisting workflows 3:
1, after the main frame complete process 4, if do not receive the back message using of terminal equipment, reattempt query manipulation after waiting for a period of time, after attempting stipulated number, for example be 3 times, if still do not receive the back message using of terminal equipment, main frame is removed the corresponding MAC/IP information in the high-speed cache, return failure, but can't obtain the relevant information of identification terminal equipment;
2, assisting workflows 3 finish.
Introduce the message format that the present invention finds stage and cognitive phase below in detail.In the present embodiment, the message format in discovery stage is a kind of two layers broadcast query message, can expand present ARP protocol massages and realize, a kind of new command code of " action type " Field Definition in ARP message inside realizes that the function of returning the MAC/IP address simultaneously gets final product.For example, " action type " field of broadcast query message is " 5 ", and " action type " field of terminal returned packet is " 6 ".This message format is as shown in table 1:
| The message field (MFLD) title | Field length (byte) | Explanation of field |
| The Ethernet destination address | 6 | Ethernet broadcast address: FF:FF:FF:FF:FF:FF |
| Ethernet source address | 6 | This machine MAC Address of transmitting terminal |
| Ethernet frame type | 2 | 0x0806 (frame type of ARP agreement) |
| Type of hardware | 2 | The type of hardware address, 1: be designated ethernet address (MAC Address) |
| Protocol type | 2 | The protocol address type, 0x0800: be designated the IP address |
| Hardware address length | 1 | The length of hardware address, byte are unit, and as the MAC address, this value is 6 |
| Length of protocol address | 1 | The length of protocol address, byte are unit, and as the IP address, this value is 4 |
| Action type | 2 | 5: request, 6: reply |
| The transmitting terminal hardware address | 6 | The hardware address of transmitting terminal (MAC Address) |
| The protocol address of transmitting terminal | 4 | The protocol address of transmitting terminal (IP address) |
| The receiving terminal hardware address | 6 | In the request message, this field fills out 0, and in the response message, this field is filled out the transmitting terminal hardware address in the corresponding requests message |
| The receiving terminal protocol address | 6 | In the request message, this field fills out 0, and in the response message, this field is filled out the transmitting terminal protocol address in the corresponding requests message |
| Fill field | 16 | Satisfy the Ethernet minimum length, fill 0 |
| Check digit (FCS) | 4 |
Table 1 is found the stage message format
The cognitive phase message format is a kind of typically based on the message format of the HTTP mode identification terminal of TCP/IP, and this message format is as shown in table 2:
Suppose on the terminal equipment information such as the equipment vendors of this terminal, terminal type, model, software and hardware version all are organized under the default path, name is in the page of DeviceInfo.htm, and the inquiry main frame then can obtain the information of this page by following message.
| The message field (MFLD) title | Field length (byte) | Explanation of field | |
| The ethernet frame head | 14 | Comprise purpose MAC, source MAC and frame type (0x0800) | |
| The IPV4 head | 20 | The IPV4 header information of standard | |
| The TCP head | 20 | The TCP header information of standard | |
| The HTTP character string | HTTP Command | GET | |
| URI | /DeviceInfo.htm | ||
| HTTP Version | HTTP/1.1<CR><LF> | ||
| Accept | Image/gif, image/jpeg＜CR〉＜LF〉or the like | ||
| Accept-Language | Zh-cn＜CR〉＜LF〉or the like | ||
| Accept-Encoding | Gzip, Default＜CR〉＜LF〉or the like | ||
| User-Agent | Mozilla/4.0 (compatible; MSIE 6.0)＜CR〉＜LF〉or the like | ||
| Host | Terminal equipment IP address | ||
| Connection | Keep-Alive<CR><LF><CR><LF> | ||
| Check digit (FCS) | 4 | ||
Table 2 cognitive phase message format
Main frame extracts corresponding apparatus information according to the page data that gets access to according to set agreement, finishes the identifying of equipment.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (10)
1, a kind of wide-band terminal recognition device based on Ethernet is characterized in that comprising:
Find modules for two layers, be used for requiring terminal equipment to report separately MAC/IP address, and resolve the response message that receives, obtain that all can discern the MAC/IP address of wide-band terminal in the network by sending the L 2 broadcast query message;
The application layer identification module, be used to utilize application layer standard agreement and terminal equipment to carry out communication, obtain information about terminal equipment, these information organizations in a character string, and will be saved in the terminal management tabulation about the information of terminal equipment and corresponding MAC/IP address mutually accordingly.
2, the wide-band terminal recognition device based on Ethernet according to claim 1 is characterized in that, the form of described broadcast query message and response message all is an expansion ARP protocol massages.
3, the wide-band terminal recognition device based on Ethernet according to claim 2 is characterized in that, described expansion ARP protocol massages is by in a kind of new command code of ARP message inside " action type " Field Definition.
4, the wide-band terminal recognition device based on Ethernet according to claim 1 is characterized in that, the employed application layer standard agreement of application layer identification module is HTTP or SNMP.
5, the wide-band terminal recognition device based on Ethernet according to claim 4, it is characterized in that, when the employed application layer standard agreement of application layer identification module is HTTP, terminal will all be organized in the html page about the information of terminal equipment, when using snmp protocol, terminal will be placed on about the information of terminal equipment in the special MIB amount.
6, the wide-band terminal recognition device based on Ethernet according to claim 1, it is characterized in that the described information of obtaining from terminal equipment about terminal equipment comprises equipment vendors, device type, device id, software version, hardware version and date issued.
7, the wide-band terminal recognition device based on Ethernet according to claim 1, it is characterized in that, after two layers of discovery module send the L 2 broadcast query message, if do not receive the response message of terminal equipment, attempt once more after waiting for a period of time, behind the number of times of attempting stipulating, if still do not receive the response message of terminal equipment, return failure, do not have discernible Broadband Terminal Equipment in the network.
8, according to claim 1 or 7 described wide-band terminal recognition devices based on Ethernet, it is characterized in that, in the MAC/IP information process of preserving terminal recognition equipment, if find to exist the identical terminal equipment in a plurality of IP address, then preserve this MAC/IP address, the IP address conflict of dishing out simultaneously alarm.
9, according to claim 1 or 8 described wide-band terminal recognition devices based on Ethernet, it is characterized in that, two layers of discovery module are carried out communication by upper layer application protocol and terminal equipment based on TCP/UDP, if do not receive the back message using of terminal equipment, reattempt query manipulation after waiting for a period of time, after attempting stipulated number, if still do not receive the back message using of terminal equipment, then remove the corresponding MAC/IP information of preserving, return failure, but can't obtain the relevant information of identification terminal equipment.
10, a kind of wide-band terminal recognition methods based on Ethernet is characterized in that comprising the steps:
Send the L 2 broadcast query message, require terminal equipment to report separately MAC/IP address;
The response message that parsing receives obtains that all can discern the MAC/IP address of wide-band terminal in the network;
Utilize application layer standard agreement and terminal equipment to carry out communication, obtain information about terminal equipment, with these information organizations in a character string, and
To be saved in accordingly mutually in the terminal management tabulation about the information and the corresponding MAC/IP address of terminal equipment.
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| CN103236963A (en) * | 2013-04-25 | 2013-08-07 | 西北工业大学 | VMWare virtual machine remote detection method |
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| CN114598629A (en) * | 2022-03-09 | 2022-06-07 | 深圳市吉祥腾达科技有限公司 | Terminal type identification automatic test system and computer equipment |
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