CN103795821A - Method and device for applying for independent MAC address through Internet for networking product - Google Patents
Method and device for applying for independent MAC address through Internet for networking product Download PDFInfo
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Abstract
The invention discloses a method and device for applying for an independent MAC address of a company of the Internet through the Internet for a networking product. In order to solve the problems that the networking product cannot conduct normal networking due to the fact that an MAC address in a non-volatile parameter storage area is lost or the MAC address is not burnt in the networking product before delivery, the method comprises the steps of firstly setting a mobile MAC address in a read-only area in the networking product, before access to the network, starting using the mobile MAC address when the networking product detects that the MAC address in the non-volatile parameter storage area is illegal, locally sending an MAC address collision detection request broadcast message, and sending the MAC address request message to a server which sends the distributed MAC address to the networking product which sends the MAC address request message; receiving the MAC address and storing the MAC address in the non-volatile parameter storage area by the networking product. According to the method and device for applying for the independent MAC address, the networking product can apply for the independent MAC address of the company of the Internet through the Internet, and a stable networking service is provided for a user.
Description
The technical field is as follows:
the invention relates to the field of Internet of things, in particular to a method and a device for a networking product to apply for an independent MAC address to a company through the Internet.
Background art:
in recent years, with the high-speed development of the internet of things industry, the urban intelligent level is continuously improved, and the performance requirements of users on the internet of things products are higher and higher. However, errors in production, use and other links of the networking product, such as program burning failure and external interference, may cause the MAC address of the networking product to be accidentally lost, so that normal networking cannot be performed. The problem of MAC address loss is not easy to be checked, users can easily misunderstand that the quality of the networked products is not over, and the trust of the products is lost. The networking products losing the MAC addresses are sent back to the manufacturer to be re-burned, which is time-consuming and labor-consuming, and seriously influences the popularization and application of the networking products.
The invention content is as follows:
the invention aims to solve the existing problems and provides a method for applying independent MAC addresses to affiliated companies by a networking product through the Internet, and the invention also aims to provide a system for applying independent MAC addresses to affiliated companies by the networking product and applying independent MAC addresses to the affiliated companies through the Internet.
The above purpose is realized by the following technical scheme:
a method for a networked product to apply for an independent MAC address from a company through the Internet, the method comprising the steps of:
firstly, setting a mobile MAC address in a read-only area of a networked product, starting the mobile MAC address in the read-only area when the networked product self-checks that the MAC address in a nonvolatile parameter storage area is illegal before accessing a network, and locally sending an MAC address conflict detection request broadcast message, wherein the broadcast message carries the mobile MAC address;
the other local networking products receive the MAC address conflict detection request broadcast message, and judge whether the mobile MAC address carried in the message is the same as the MAC address of the other local networking products: if the MAC address conflict response message is the same as the MAC address of the networking product, the networking product which sends the MAC address conflict detection request broadcast message receives the MAC address conflict response message, and waits for starting the mobile MAC address again according to preset time; if the network products are different from the network products, the local other network products do not respond, the network products which send the MAC address conflict detection request broadcast message do not receive the MAC address conflict response message within the preset time, and send an MAC address request message to the server, wherein the MAC address request message carries the product serial number of the network products;
the server receives the MAC address request message, the central control unit extracts the product serial number carried in the message, and searches and compares in the resource management library according to the product serial number: if the same product serial number exists, returning the MAC address corresponding to the product serial number to the central control unit; if the same product serial number does not exist, returning the MAC address corresponding to the NULL to the central control unit, and changing the NULL into the product serial number;
the server sends the allocated MAC address to the networked product of the MAC address request message; and the networking product receives the MAC address and stores the MAC address in a nonvolatile parameter storage area.
The networking product sends MAC address conflict detection request broadcast message to a server through a network protocol, wherein the networking product does not receive an MAC address conflict response message within preset time, and sends an MAC address request message DEMAND to the server, and the MAC address request message DEMAND carries a product serial number of the networking product.
The networking product applies for independent MAC address from the company through the Internet, and the server sends the allocated MAC address to the networking product of the MAC address request message; the step of receiving the MAC address by the networking product and storing the MAC address in the nonvolatile parameter storage area specifically comprises the following steps: the server places the distributed MAC address in an advertisement response, and sends the MAC address to a networked product through a network protocol; and the networking product receives the notification response ADVERTISE, extracts the MAC address from the notification response ADVERTISE and stores the MAC address in the nonvolatile parameter storage area.
A can apply for the networking products of the independent MAC address to affiliated company through Internet, including nonvolatile parameter memory area, read-only area, MAC address conflict detection unit, MAC address request message sending unit and MAC address receiving element; wherein:
the nonvolatile parameter storage area is used for storing information such as the MAC address of the networking product;
the read-only area is used for storing the mobile MAC address, and information in the read-only area is absolutely not rewritable after the networking product leaves a factory;
the MAC address collision detection unit is configured to locally send a broadcast message ASKING, and wait for receiving a MAC address collision response message: if the MAC address conflict response message sent by other local networking products is received within the preset time, waiting to send the broadcast message ASKING again according to the preset time; if the MAC address conflict response message is not received within the preset time, the mobile MAC address does not conflict locally;
the MAC address request message sending unit is used for sending an MAC address request message DEMAND to a server through a network protocol, and the request message DEMAND carries a product serial number of a networking product;
and the MAC address receiving unit is used for receiving a notification response ADVERTISE sent by the server, extracting the MAC address from the notification response ADVERTISE and storing the MAC address in a nonvolatile parameter storage area.
A server comprises an MAC address request message receiving unit, a resource management library, a central control unit and an MAC address sending unit; wherein,
the MAC address request message receiving unit is used for receiving a request message DEMAND sent by a networking product;
and the resource management library is used for storing information such as MAC addresses, product serial numbers and the like. The information corresponding relation in the resource management library is divided into two types: the first is the corresponding relation between the distributed MAC address and the corresponding product serial number; the corresponding relation between the MAC address which is not distributed and NULL;
and the central control unit is used for extracting the product serial number carried by the request message DEMAND and searching and comparing the corresponding MAC address in the resource management library according to the product serial number. If the same product serial number exists, returning the MAC address corresponding to the product serial number; if the same product serial number does not exist, returning the MAC address corresponding to the NULL to the central control unit, and changing the NULL into the product serial number;
and the MAC address sending unit is used for sending the distributed MAC address to the networking product.
A networking product applies for independent MAC address from affiliated company through Internet, including networking product and server, the said networking product includes nonvolatile parameter memory area, read-only area, MAC address conflict detection unit, MAC address request message sending unit and MAC address receiving unit; the server comprises an MAC address request message receiving unit, a resource management library, a central control unit and an MAC address sending unit.
Has the advantages that:
the method can realize that the networking product applies for the independent MAC address to the affiliated company through the Internet, can avoid the condition that the networking product can not work normally because the MAC address is erased in the links of production, use and the like or the MAC address is not burnt before leaving factory, further ensure the normal access of the networking product to the network and provide stable networking service for users.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of a networked product of the present invention;
FIG. 2 is a schematic diagram of a server according to the present invention;
FIG. 3 is a diagram illustrating information mapping relationships of the resource management library according to the present invention;
FIG. 4 is a schematic diagram of an implementation flow of an embodiment of a networked product applying for an independent MAC address from the company according to the present invention;
fig. 5 is a diagram illustrating an exemplary network scenario structure according to the present invention.
The specific implementation mode is as follows:
in order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the networking product of this embodiment, which can apply for an independent MAC address from its affiliated company via the internet, includes a nonvolatile parameter storage area, a read-only area, a MAC address collision detection unit, a MAC address request message sending unit, and a MAC address receiving unit; wherein:
the nonvolatile parameter storage area is used for storing information such as the MAC address of the networking product;
the read-only area is used for storing the mobile MAC address, and information in the read-only area is absolutely not rewritable after the networking product leaves a factory;
the MAC address collision detection unit is configured to locally send a broadcast message ASKING, and wait for receiving a MAC address collision response message: if the MAC address conflict response message sent by other local networking products is received within the preset time, waiting to send the broadcast message ASKING again according to the preset time; if the MAC address conflict response message is not received within the preset time, the mobile MAC address does not conflict locally;
the MAC address request message sending unit is used for sending an MAC address request message DEMAND to a server through a network protocol, and the request message DEMAND carries a product serial number of a networking product;
and the MAC address receiving unit is used for receiving a notification response ADVERTISE sent by the server, extracting the MAC address from the notification response ADVERTISE and storing the MAC address in a nonvolatile parameter storage area.
As shown in fig. 2, the server of the present embodiment includes a MAC address request message receiving unit, a resource management library, a central control unit, and a MAC address transmitting unit; wherein,
the MAC address request message receiving unit is used for receiving a request message DEMAND sent by a networking product;
and the resource management library is used for storing information such as MAC addresses, product serial numbers and the like. The information correspondence in the resource management library is divided into two types, as shown in fig. 3: the first is the corresponding relation between the distributed MAC address and the corresponding product serial number; the corresponding relation between the MAC address which is not distributed and NULL;
the central control unit is used for extracting the product serial number carried by the request message DEMAND, and searching and comparing in the resource management library according to the product serial number: if the same product serial number exists, returning the MAC address corresponding to the product serial number; if the same product serial number does not exist, returning the MAC address corresponding to the NULL to the central control unit, and changing the NULL into the product serial number;
and the MAC address sending unit is used for sending the distributed MAC address to the networking product.
As shown in fig. 4, the method for applying an independent MAC address to a company through the internet by a networking product of the present embodiment includes:
301, before accessing a network, the networking product self-checks that the MAC address in the nonvolatile parameter storage area is illegal;
step 302, enabling a mobile MAC address in a read-only area by the networking product, and locally sending an MAC address conflict detection request broadcast message, wherein the broadcast message carries the mobile MAC address;
step 303, local other networking products receive the MAC address conflict detection request broadcast message, judge whether the mobile MAC address carried in the message is the same as the MAC address of the local other networking products, if not, go to step 304; if so, go to step 311;
step 304, no response is made by other local networked products;
305, the networking product does not receive a MAC address conflict detection response message within preset time, and sends a MAC address request message to a server, wherein the MAC address request message carries a product serial number of the networking product;
step 306, the server receives an MAC address request message sent by a networked product, the central control unit extracts a product serial number carried in the message, and searches and compares the product serial number in a resource management library according to the product serial number;
307, judging whether the same product serial number exists in the resource management library, and if not, entering 308; if so, go to step 312;
step 308, returning the MAC address corresponding to NULL, and changing NULL into the product serial number;
step 309, the server sends the assigned MAC address to the networked product;
step 310, the networking product receives the MAC address and stores the MAC address in a nonvolatile parameter storage area;
step 311, the networking product receives the MAC address collision detection response message, and waits for a predetermined time;
and step 312, returning the MAC address corresponding to the product serial number.
Therefore, by adopting the technical scheme, the mobile MAC address in the read-only area can be started after the networking product self-checks that the MAC address in the nonvolatile parameter storage area is illegal, and the mobile MAC address is prevented from colliding locally; under the condition that the mobile MAC addresses are not conflicted, the networking products access the servers of the companies through the Internet to retrieve the lost MAC addresses or obtain new MAC addresses again, so that the normal access of the networking products to the network is ensured, and stable networking services are provided for users.
As shown in fig. 5, the system for applying independent MAC address from the network product to the company via internet in this embodiment includes: the networking product and some networking interface components form a local area network, the wide area network is the Internet, and the server is the server of the company to which the networking product belongs. In this scenario, the independent MAC address of the networked product is stored in the nonvolatile parameter storage area, the mobile MAC address is stored in the read-only area, and the networked product MAC address collision detection unit is configured to avoid collision of the mobile MAC address locally; the MAC address request message sending unit sends an MAC address request message to the server; the MAC address receiving unit is used for receiving the MAC address sent by the server and storing the MAC address into the nonvolatile parameter storage area. The server is used for receiving a request message DEMAND sent by a networked product; extracting the product serial number carried by the request message DEMAND, searching and comparing in a resource management library according to the product serial number: if the same product serial number exists, returning the MAC address corresponding to the product serial number; if the same product serial number does not exist, returning the MAC address corresponding to the NULL to the central control unit, and changing the NULL into the product serial number; the assigned MAC address is sent to the networked product.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A method for a networked product to apply for an independent MAC address from a company through the Internet is characterized in that: the method comprises the following steps:
firstly, setting a mobile MAC address in a read-only area of a networked product, starting the mobile MAC address in the read-only area when the networked product self-checks that the MAC address in a nonvolatile parameter storage area is illegal before accessing a network, and locally sending an MAC address conflict detection request broadcast message, wherein the broadcast message carries the mobile MAC address;
the other local networking products receive the MAC address conflict detection request broadcast message, and judge whether the mobile MAC address carried in the message is the same as the MAC address of the other local networking products: if the MAC address conflict response message is the same as the MAC address of the networking product, the networking product which sends the MAC address conflict detection request broadcast message receives the MAC address conflict response message, and waits for starting the mobile MAC address again according to preset time; if the network products are different from the network products, the local other network products do not respond, the network products which send the MAC address conflict detection request broadcast message do not receive the MAC address conflict response message within the preset time, and send an MAC address request message to the server, wherein the MAC address request message carries the product serial number of the network products;
the server receives the MAC address request message, the central control unit extracts the product serial number carried in the message, and searches and compares in the resource management library according to the product serial number: if the same product serial number exists, returning the MAC address corresponding to the product serial number to the central control unit; if the same product serial number does not exist, returning the MAC address corresponding to the NULL to the central control unit, and changing the NULL into the product serial number;
the server sends the corresponding MAC address to the networked product; and the networking product receives the MAC address and stores the MAC address in a nonvolatile parameter storage area.
2. The method of claim 1 for applying independent MAC addresses from a company through the internet by a networked product, wherein: and the networking product sending the MAC address conflict detection request broadcast message does not receive an MAC address conflict response message within preset time, and sends an MAC address request message DEMAND to the server through a network protocol, wherein the MAC address request message DEMAND carries the product serial number of the networking product.
3. A method for a networked product to apply for a separate MAC address to a company over the internet as claimed in claim 1 or 2, wherein: the server searches corresponding MAC addresses in a resource management base according to the product serial numbers, and sends the distributed MAC addresses to the networking products of the MAC address request message; the step of receiving the MAC address by the networking product and storing the MAC address in the nonvolatile parameter storage area specifically comprises the following steps: the server places the distributed MAC address in an advertisement response, and sends the MAC address to a networked product through a network protocol; and the networking product receives the notification response ADVERTISE, extracts the MAC address from the notification response ADVERTISE and stores the MAC address in the nonvolatile parameter storage area.
4. A networked product for applying for a separate MAC address from a company over the internet, comprising: the device comprises a nonvolatile parameter storage area, a read-only area, an MAC address conflict detection unit, an MAC address request message sending unit and an MAC address receiving unit; wherein:
the nonvolatile parameter storage area is used for storing information such as the MAC address of the networking product;
the read-only area is used for storing the mobile MAC address, and information in the read-only area is absolutely not rewritable after the networking product leaves a factory;
the MAC address collision detection unit is configured to locally send a broadcast message ASKING, and wait for receiving a MAC address collision response message: if the MAC address conflict response message sent by other local networking products is received within the preset time, waiting to send the broadcast message ASKING again according to the preset time; if the MAC address conflict response message is not received within the preset time, the mobile MAC address does not conflict locally;
the MAC address request message sending unit is used for sending an MAC address request message DEMAND to a server through a network protocol, and the request message DEMAND carries a product serial number of a networking product;
and the MAC address receiving unit is used for receiving a notification response ADVERTISE sent by the server, extracting the MAC address from the notification response ADVERTISE and storing the MAC address in a nonvolatile parameter storage area.
5. A server, characterized by: the system comprises an MAC address request message receiving unit, a resource management library, a central control unit and an MAC address sending unit; wherein,
the MAC address request message receiving unit is used for receiving a request message DEMAND sent by a networking product;
the resource management library is used for storing information such as MAC addresses, product serial numbers and the like;
the information corresponding relation in the resource management library is divided into two types: the first is the corresponding relation between the distributed MAC address and the corresponding product serial number; the corresponding relation between the MAC address which is not distributed and NULL;
the central control unit is used for extracting the product serial number carried by the request message DEMAND, and searching and comparing in the resource management library according to the product serial number: if the same product serial number exists, returning the MAC address corresponding to the product serial number; if the same product serial number does not exist, returning the MAC address corresponding to the NULL to the central control unit, and changing the NULL into the product serial number;
and the MAC address sending unit is used for sending the distributed MAC address to the networking product.
6. A system for applying independent MAC address from the company through the Internet by the networking product is characterized in that: the network product comprises a nonvolatile parameter storage area, a read-only area, an MAC address conflict detection unit, an MAC address request message sending unit and an MAC address receiving unit; the server comprises an MAC address request message receiving unit, a resource management library, a central control unit and an MAC address sending unit.
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| CN115292482A (en) * | 2022-10-09 | 2022-11-04 | 深圳市华云中盛科技股份有限公司 | Message processing method for public welfare litigation |
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