CN103580921A - Automatic network equipment upgrading method and automatic network equipment upgrading system - Google Patents
Automatic network equipment upgrading method and automatic network equipment upgrading system Download PDFInfo
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- CN103580921A CN103580921A CN201310550186.3A CN201310550186A CN103580921A CN 103580921 A CN103580921 A CN 103580921A CN 201310550186 A CN201310550186 A CN 201310550186A CN 103580921 A CN103580921 A CN 103580921A
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Abstract
The invention provides an automatic network equipment upgrading method and an automatic network equipment upgrading system. In the method, upgrading file information is acquired from a DHCP server by network equipment to be upgraded according to the DHCP protocol, upgrading software is downloaded from an upgrading server according to the upgrading file information, and then the upgrading software is burnt into Flash of the network equipment to achieve system upgrading. In the system, the network equipment to be upgraded has access to a local area network, and the system also comprises the upgrading server and the DHCP server, wherein files are upgraded through the upgrading server, and the upgrading software information issuing function is provided by the DHCP server. Normal communications between the network equipment to be upgraded and the DHCP server and normal communications between the network equipment to be upgraded and the upgrading server can be achieved through the local area network.
Description
Technical field
The present invention relates to the Embedded Network Device using in batches in local area network (LAN), as the field of the upgradings such as router, AP, smart phone, particularly a kind of network equipment joining in local is initiatively realized method and the network equipment automatic updating system of auto-update.
Background technology
In recent years, along with the development of the network communications technology, wireless communication technology reaches its maturity, and range of application is more and more wider.Government bodies, enterprise, public institution, hotel etc. have set up the WLAN of oneself one after another.How to realize terminal network appliance and concentrate updating and management to become a difficult problem of pendulum in face of these business units, use manual upgrade method efficiency too low, use professional equipment to manage cost too high-leveled and difficult to bear.The network equipment is as router, AP, smart phone etc., and these equipment are some embedded devices, and system is arranged in the Flash of equipment, claims again firmware, and upgrading just refers to burning system file in Flash.
At present, such Embedded Network Device auto-update is divided into two kinds of modes:
Whether 1, active mode: the network equipment is active obtaining upgrade information under given conditions, for example, there is new upgrade software to upgrade server inquiry, then from upgrade server, downloads upgrade software and upgrade.This method need to arrange the information such as IP address of upgrade server on the network equipment, when changing, upgrade server (as carries out upgrade server migration, IP address modifications etc.), time, the upgrade server information of revising on all-network equipment has just become a hard work.
2, passive mode: when upgrade server has new upgrade software, upgrade server issues upgrade information to the network equipment, the network equipment judges on upgrade server whether have new upgrade software after receiving upgrade information, then from upgrade server, downloads upgrade software and upgrades.This method generally all needs to take the mode of multicast to issue upgrade information, easily causes blocking up of network, because any equipment in network can receive this upgrade information, is also unfavorable for network security in addition.
Summary of the invention
The method that the object of the present invention is to provide the network equipment initiatively to upgrade, utilize the method to overcome current while initiatively upgrading, the information such as IP address of upgrade server need to be set on the network equipment, when changing, upgrade server (as carries out upgrade server migration, IP address modification etc.) time, revise the deficiency of the upgrade server information on all-network equipment, and a kind of system that realizes network equipment auto-update is provided simultaneously.
Technical scheme of the present invention is: a kind of method of network equipment auto-update, the network equipment to be upgraded utilizes DHCP agreement to obtain information of upgrade file from Dynamic Host Configuration Protocol server, and according to the information of upgrade file, to upgrade server, download upgrade software and then fire in the Flash of the network equipment and realize system upgrade, specifically comprise the following steps:
A, set up linking of the network equipment to be upgraded and Dynamic Host Configuration Protocol server;
B, according to the request of the network equipment to be upgraded, Dynamic Host Configuration Protocol server issues the essential information of upgrade file to the network equipment to be upgraded, the essential information of described upgrade file at least comprises the MD5 value of upgrade server address, upgrade file path, upgrade file title and upgrade file;
C, the network equipment to be upgraded download to upgrade software according to the essential information of upgrade file from upgrade server and fire and Flash, realize system upgrade.
Further, in the method for above-mentioned network equipment auto-update: described steps A comprises:
S1: after network equipment starting up to be upgraded, use DHCP mode to obtain IP address, send and start message to Dynamic Host Configuration Protocol server;
S2:DHCP server responds network device requests to be upgraded after receiving the startup message of network equipment transmission to be upgraded, sends indication message;
S3: the network equipment sends request message to Dynamic Host Configuration Protocol server after receiving the indication message that Dynamic Host Configuration Protocol server sends, and carries the privately owned option 224 of the production code member of depositing the network equipment in this request message.
Further, in the method for above-mentioned network equipment auto-update: described step B comprises:
S4:DHCP server receives the request message that the network equipment to be upgraded is sent, therefrom parse the product coding carrying in privately owned option 224, and according to product coding structure response message, in this response message, carry the privately owned privately owned option 225 of depositing the essential information of identifying code and upgrade file;
S5: the network equipment to be upgraded receives the response message that Dynamic Host Configuration Protocol server sends parses the essential information of identifying code and upgrade file from privately owned option 225;
S6: the network equipment to be upgraded judges that according to the identifying code parsing from Dynamic Host Configuration Protocol server whether upgrade information is legal, if legal, jumps to S7, does not finish epicycle auto-update if conform to rule;
S7: the network equipment to be upgraded compares according to the version number of upgrade file and the version number of this network equipment oneself that parse from Dynamic Host Configuration Protocol server, if version number's difference is downloaded upgrade file from upgrade server.
Further, in the method for above-mentioned network equipment auto-update: described step B comprises:
S8: the network equipment to be upgraded is downloaded upgrade software according to the upgrade server address in the essential information of upgrade file, upgrade file path and upgrade file title from upgrade server.
S9: whether the upgrade software that the network equipment to be upgraded gets from upgrade server according to the MD5 value judgement of the upgrade file parsing from Dynamic Host Configuration Protocol server is legal, if upgrade software is legal, jump to S10, if conforming to rule, upgrade software do not finish epicycle auto-update;
S10: the network equipment to be upgraded is fired the upgrade software downloading to from upgrade server to complete software upgrading Flash.
The present invention also provides a kind of network equipment automatic updating system of realizing above-mentioned network equipment auto-update, the network equipment to be upgraded is linked in local area network (LAN), also comprise the upgrade server of preserving upgrade file, with the Dynamic Host Configuration Protocol server that upgrade software information is provided, the described network equipment to be upgraded and Dynamic Host Configuration Protocol server and upgrade server communication connection.
The network equipment to be upgraded in the present invention in local area network (LAN) obtains upgrade information from Dynamic Host Configuration Protocol server, therefore to guarantee the proper communication of the network equipment and DHCP, the network equipment to be upgraded obtains upgrade file from upgrade server, therefore to guarantee the proper communication of the network equipment to be upgraded and upgrade server, just can realize network equipment auto-update, need to, when upgrade server changes, again all network equipments be configured.
Below in conjunction with specific embodiment, the present invention is described in more detail.
Accompanying drawing explanation
Fig. 1 is the real network equipment automatic updating system of the present invention block diagram.
Fig. 2 is the real flow chart of the present invention.
Embodiment
The present embodiment provides a kind of system to being connected to the network equipment to be upgraded on local area network (LAN) and carrying out auto-update, and as shown in Figure 1, the network equipment to be upgraded is connected on local, then by HDCP server, upgrade server etc., realizes software automatic updating.The present embodiment mainly comprises following content:
1, need to set up a upgrade server, for depositing upgrade software.
2, need to set up a Dynamic Host Configuration Protocol server, the information such as MD5 value that issue identifying code, upgrade server address, upgrade file path, upgrade file title, upgrade file version number and upgrade file are provided.
3, the network equipment to be upgraded is used DHCP mode interconnection network, parses the information such as MD5 value that issue identifying code, upgrade server address, upgrade file path, upgrade file title, upgrade file version number and upgrade file the message that can issue from Dynamic Host Configuration Protocol server.
4, the legitimacy of photos and sending messages under network equipment judgement Dynamic Host Configuration Protocol server to be upgraded, and whether the upgrade file version relatively obtaining from Dynamic Host Configuration Protocol server is identical with this device version, and determine that whether to upgrade server, obtaining upgrade software upgrades.
In the present embodiment, adopt DHCP technology, DHCP technology is divided into two parts at present: one is service end, and another is client.Dynamic Host Configuration Protocol server is responsible for the centralized management of IP address, processes the DHCP request of client, and client is used from Dynamic Host Configuration Protocol server and distributed the information such as address of getting off.
DHCP technical stipulation OPTION 224 – 254 are privately owned OPTION(option, " OPTION " and " option " synonym in present specification), user can self-defined its content.
There is a time limit of the lease IP address that dhcp client gets from Dynamic Host Configuration Protocol server, and after expiring, Dynamic Host Configuration Protocol server just can be regained the IP address of taxi.If dhcp client will extend its IP lease, must upgrade its IP lease.DHCP protocol rule, when dhcp client starts and the IP lease time limit cross a half, dhcp client initiatively sends to Dynamic Host Configuration Protocol server the information of upgrading its IP lease.
Dhcp client application IP address process is as follows:
1) in the discovery stage: dhcp client is found Dynamic Host Configuration Protocol server, after broadcast DISCOVER(finds, claim " startup message ") message.
2) provide the stage: dhcp server response DISCOVER message, sends OFFER(indication to dhcp client) message, IP address information is provided.
3) choice phase: the IP address information that dhcp client selects certain Dynamic Host Configuration Protocol server to provide, sends REQUEST(request to this Dynamic Host Configuration Protocol server) message.If there are many Dynamic Host Configuration Protocol server in network, dhcp client is selected first IP address information receiving.
4), the stage of recognition: Dynamic Host Configuration Protocol server receives REQUEST(and replys) after message, the IP address information that confirmation provides, sends ACK message to dhcp client.
5) completing the stage: dhcp client receives the ACK(that Dynamic Host Configuration Protocol server sends and confirms) after message, IP address comes into effect, and dhcp client application IP address completes.
Dhcp client renewed treaty IP address process is as follows:
1) the application stage: dhcp client sends REQUEST message to this Dynamic Host Configuration Protocol server.
2) the stage of recognition: Dynamic Host Configuration Protocol server receives after REQUEST message, the IP address information that confirmation provides, sends ACK message to dhcp client.
Complete the stage: after dhcp client receives the ACK message of Dynamic Host Configuration Protocol server transmission, IP address comes into effect, and dhcp client application IP address completes.
The present embodiment provides one kind of multiple class network equipments under a set of server environment, to carry out the implementation method of updating and management, its core concept is, the network equipment utilizes the privately owned OPTION of DHCP agreement to obtain upgrade information from Dynamic Host Configuration Protocol server, and according to upgrade information, to upgrade server, obtains upgrade software and upgrade.As shown in Figure 2, concrete implementation step is as follows:
S1: after network equipment starting up, use DHCP mode to obtain IP address, send DISCOVER message to server.
After S2:DHCP server receives the DISCOVER message of network equipment transmission, response apparatus network device requests, sends OFFER message.
S3: after the network equipment receives the OFFER message that Dynamic Host Configuration Protocol server sends, send REQUEST message to Dynamic Host Configuration Protocol server, carry privately owned OPTION 224, depositing the production code member of the network equipment in privately owned OPTION 224.
S4:DHCP server receives the REQUEST message that the network equipment is sent, therefrom parse the product coding carrying in privately owned OPTION 224, and according to product coding structure ACK message, carry privately owned OPTION 225, in privately owned OPTION 225, depositing the MD5 value of identifying code, upgrade server address, upgrade file path, upgrade file title, upgrade file version number and upgrade file.
S5: the network equipment receives the ACK message that Dynamic Host Configuration Protocol server sends parses the MD5 value of identifying code, upgrade server address, upgrade file path, upgrade file title, upgrade file version number and upgrade file from privately owned OPTION 225.
S6: the network equipment judges that according to the identifying code parsing from Dynamic Host Configuration Protocol server whether upgrade information is legal, if legal, jumps to S7, does not jump to S11 if conform to rule.
S7: the network equipment compares according to the version number of upgrade file and the version number of the network equipment oneself that parse from Dynamic Host Configuration Protocol server, if version number's difference jumps to S8, if version number is identical, jumps to S11.
S8: the network equipment obtains upgrade software according to the upgrade server address, upgrade file path and the upgrade file title that parse from Dynamic Host Configuration Protocol server from upgrade server, if obtain upgrade software success, jump to S9, if obtain upgrade software failure, jump to S11.
S9: whether the upgrade software that the network equipment gets from upgrade server according to the MD5 value judgement of the upgrade file parsing from Dynamic Host Configuration Protocol server is legal, if upgrade software is legal, jumps to S10, do not jump to S11 if upgrade software conforms to rule.
S10: the network equipment is upgraded according to the upgrade software getting from upgrade server, then restarts, and jumps to S2.
S11: the network equipment normally moves jumps to S12 when needs carry out IP address renewed treaty.
S12: the network equipment sends REQUEST message to Dynamic Host Configuration Protocol server, carries privately owned OPTION 224, is depositing the production code member of the network equipment, and jump to S4 in privately owned OPTION 224.
The privately owned option 223 of privately owned OPTION 223(in the present embodiment), the privately owned option 225 of privately owned OPTION 225() be defined as follows:
OPTION224 form:
OPTION225 form:
Claims (5)
1. the method for a network equipment auto-update, it is characterized in that: the network equipment to be upgraded utilizes DHCP agreement to obtain information of upgrade file from Dynamic Host Configuration Protocol server, and according to the information of upgrade file, to upgrade server, download upgrade software and then fire in the Flash of the network equipment and realize system upgrade, specifically comprise the following steps:
A, set up linking of the network equipment to be upgraded and Dynamic Host Configuration Protocol server;
B, according to the request of the network equipment to be upgraded, Dynamic Host Configuration Protocol server issues the essential information of upgrade file to the network equipment to be upgraded, the essential information of described upgrade file at least comprises the MD5 value of upgrade server address, upgrade file path, upgrade file title and upgrade file;
C, the network equipment to be upgraded download to upgrade software according to the essential information of upgrade file from upgrade server and fire and Flash, realize system upgrade.
2. the method for network equipment auto-update according to claim 1, is characterized in that: described steps A comprises:
S1: after network equipment starting up to be upgraded, use DHCP mode to obtain IP address, send and start message to Dynamic Host Configuration Protocol server;
S2:DHCP server responds network device requests to be upgraded after receiving the startup message of network equipment transmission to be upgraded, sends indication message;
S3: the network equipment sends request message to Dynamic Host Configuration Protocol server after receiving the indication message that Dynamic Host Configuration Protocol server sends, and carries the privately owned option 224 of the production code member of depositing the network equipment in this request message.
3. the method for network equipment auto-update according to claim 2, is characterized in that: described step B comprises:
S4:DHCP server receives the request message that the network equipment to be upgraded is sent, therefrom parse the product coding carrying in privately owned option 224, and according to product coding structure response message, in this response message, carry the privately owned option 225 of the essential information of depositing identifying code and upgrade file;
S5: the network equipment to be upgraded receives the response message that Dynamic Host Configuration Protocol server sends parses the essential information of identifying code and upgrade file from privately owned option 225;
S6: the network equipment to be upgraded judges that according to the identifying code parsing from Dynamic Host Configuration Protocol server whether upgrade information is legal, if legal, jumps to S7, does not finish epicycle auto-update if conform to rule;
S7: the network equipment to be upgraded compares according to the version number of upgrade file and the version number of this network equipment oneself that parse from Dynamic Host Configuration Protocol server, if version number's difference is downloaded upgrade file from upgrade server.
4. the method for network equipment auto-update according to claim 3, is characterized in that: described step C comprises:
S8: the network equipment to be upgraded is downloaded upgrade software according to the upgrade server address in the essential information of upgrade file, upgrade file path and upgrade file title from upgrade server.
S9: whether the upgrade software that the network equipment to be upgraded gets from upgrade server according to the MD5 value judgement of the upgrade file parsing from Dynamic Host Configuration Protocol server is legal, if upgrade software is legal, jump to S10, if conforming to rule, upgrade software do not finish epicycle auto-update;
S10: the network equipment to be upgraded is fired the upgrade software downloading to from upgrade server to complete software upgrading Flash.
5. a network equipment automatic updating system, the network equipment to be upgraded is linked in local area network (LAN), it is characterized in that: also comprise the upgrade server of preserving upgrade file and the Dynamic Host Configuration Protocol server that upgrade software information is provided, the described network equipment to be upgraded and Dynamic Host Configuration Protocol server and upgrade server communication connection.
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| CN105071953A (en) * | 2015-07-16 | 2015-11-18 | 复旦大学无锡研究院 | Internet-of-things intelligent equipment firmware and application upgrading method |
| CN105450455A (en) * | 2015-12-11 | 2016-03-30 | 上海市共进通信技术有限公司 | System and method for automatically upgrading network devices in batch in factory |
| CN105553684A (en) * | 2015-09-24 | 2016-05-04 | 上海斐讯数据通信技术有限公司 | Communication system and applied router upgrading method thereof |
| CN105871582A (en) * | 2015-11-16 | 2016-08-17 | 乐视致新电子科技（天津）有限公司 | Upgrading method and device of router |
| CN106452928A (en) * | 2016-12-14 | 2017-02-22 | 邯郸美的制冷设备有限公司 | Firmware upgrading method and firmware upgrading apparatus of router, and router |
| WO2017190547A1 (en) * | 2016-05-06 | 2017-11-09 | 中兴通讯股份有限公司 | Method for upgrading apparatus, device, and configuration point |
| CN107341028A (en) * | 2017-05-25 | 2017-11-10 | 北京金山安全管理***技术有限公司 | Update method and device, the storage medium and processor of patch |
| CN107506259A (en) * | 2017-06-26 | 2017-12-22 | 努比亚技术有限公司 | System repair, terminal and management method, server and storage medium |
| WO2019062703A1 (en) * | 2017-09-26 | 2019-04-04 | 阿里巴巴集团控股有限公司 | Update method, and embedded system |
| CN109739538A (en) * | 2018-12-29 | 2019-05-10 | 深圳Tcl新技术有限公司 | Intelligent terminal power board method for upgrading software, intelligent terminal and storage medium |
| CN110768817A (en) * | 2018-07-27 | 2020-02-07 | 视联动力信息技术股份有限公司 | Upgrading method and device for video networking terminal |
| CN110972330A (en) * | 2018-09-28 | 2020-04-07 | 华为技术有限公司 | Terminal equipment upgrading method and related equipment |
| CN111130865A (en) * | 2019-12-13 | 2020-05-08 | 深圳市乙辰科技股份有限公司 | Network equipment firmware batch upgrading method and system based on two-layer switching |
| CN111756574A (en) * | 2020-06-19 | 2020-10-09 | 浪潮电子信息产业股份有限公司 | Method and device for remotely updating firmware in batch mode and computer readable storage medium |
| CN113938386A (en) * | 2021-09-30 | 2022-01-14 | 青岛海尔科技有限公司 | Firmware upgrading method and device |
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| CN105450455A (en) * | 2015-12-11 | 2016-03-30 | 上海市共进通信技术有限公司 | System and method for automatically upgrading network devices in batch in factory |
| WO2017190547A1 (en) * | 2016-05-06 | 2017-11-09 | 中兴通讯股份有限公司 | Method for upgrading apparatus, device, and configuration point |
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| CN110768817A (en) * | 2018-07-27 | 2020-02-07 | 视联动力信息技术股份有限公司 | Upgrading method and device for video networking terminal |
| CN110768817B (en) * | 2018-07-27 | 2022-04-12 | 视联动力信息技术股份有限公司 | Upgrading method and device for video networking terminal |
| CN110972330A (en) * | 2018-09-28 | 2020-04-07 | 华为技术有限公司 | Terminal equipment upgrading method and related equipment |
| CN109739538A (en) * | 2018-12-29 | 2019-05-10 | 深圳Tcl新技术有限公司 | Intelligent terminal power board method for upgrading software, intelligent terminal and storage medium |
| CN111130865A (en) * | 2019-12-13 | 2020-05-08 | 深圳市乙辰科技股份有限公司 | Network equipment firmware batch upgrading method and system based on two-layer switching |
| CN111756574A (en) * | 2020-06-19 | 2020-10-09 | 浪潮电子信息产业股份有限公司 | Method and device for remotely updating firmware in batch mode and computer readable storage medium |
| CN111756574B (en) * | 2020-06-19 | 2023-07-25 | 浪潮电子信息产业股份有限公司 | Method, device and computer readable storage medium for remote batch updating firmware |
| US11762653B2 (en) | 2020-06-19 | 2023-09-19 | Inspur Electronic Information Industry Co., Ltd. | Method and apparatus for remotely updating firmware in batches, and computer-readable storage medium |
| CN113938386A (en) * | 2021-09-30 | 2022-01-14 | 青岛海尔科技有限公司 | Firmware upgrading method and device |
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Application publication date: 20140212 |