CN115225464A - A kind of network switching method, device, equipment and storage medium - Google Patents

Abstract

The present application discloses a network switching method, device, equipment and storage medium, which are applied to a baseboard management controller chip, and relate to the field of communication technologies. The method includes: acquiring the network status of a current network used by a network switch, and monitoring all Whether the network state is abnormal; when the network state is abnormal, connect the flash memory chip through the multiplexing chip, and update the firmware of the flash memory chip to connect to the target network with a normal network state; use the The multiplexing chip connects the flash memory chip and the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network. The technical solution of the present application can effectively solve the problem of service interruption caused by the abnormal network currently used by the server, and when the server detects that a certain network connection is abnormal, it can automatically switch to other networks.

Description

A network switching method, device, device and storage medium

technical field

The present invention relates to the field of communication technologies, and in particular, to a network switching method, apparatus, device and storage medium.

Background technique

In the current application of cloud services, artificial intelligence, video playback software and various social software, servers are deployed in specific data centers, and then connected to the Internet (Internet) through the network, so that people can be generated in various application scenarios. The data is processed to meet the needs of users. The stability of the network connection between the server and the Internet is the basis for the normal functions of applications such as cloud services, artificial intelligence, video playback software, and various social software. If there is a problem with the network connection, the services supported by the server cannot work normally.

In the existing technical solution, the server is connected to the Internet through a network card, and the external interface of the network card can be a network cable, an optical fiber, etc. However, when there is a problem with the Ethernet connection of the network card used by the server, such as the network cable used by the network card, optical fibers and other transmission media. If the network card is damaged, or the network function connected to the network card is abnormal, the server cannot automatically switch to another network with normal functions, resulting in abnormal business functions supported by the server.

To sum up, how to effectively solve the business interruption caused by the abnormal network currently used by the server is a problem to be solved at present.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide a network switching method, device, device and storage medium, which can effectively solve the service interruption caused by the abnormality of the network currently used by the server. Its specific plan is as follows:

In a first aspect, the present application discloses a network switching method, which is applied to a baseboard management controller chip, including:

Obtain the network status of the current network used by the network switch, and monitor in real time whether the network status is abnormal;

When the network state is abnormal, connect the flash memory chip through the multiplexing chip, and update the firmware of the flash memory chip to connect to the target network with a normal network state;

The flash memory chip and the network switch are connected by the multiplexing chip, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network.

Optionally, the obtaining the network status of the current network used by the network switch includes:

The network register data of the network switch is read through the MDC bus to obtain the network state of the current network used by the network switch.

Optionally, when the network state is abnormal, connecting the flash memory chip through a multiplexing chip includes:

When the network state is abnormal, the connection between the first channel and the second channel in the multiplexing chip is configured as the connection between the first channel and the third channel, so that the baseboard management controller chip and the flash memory are connected chip to communicate;

Correspondingly, the using the multiplexing chip to connect the flash memory chip and the network switch includes:

The first channel and the third channel connection in the multiplexing chip are configured as the first channel and the second channel connection, so that the flash memory chip communicates with the network switch.

Optionally, updating the firmware of the flash memory chip to connect to a target network with a normal network state includes:

The firmware of the flash memory chip is updated through the serial peripheral interface bus to connect to the target network with a normal network state.

Optionally, after using the multiplexing chip to connect the flash memory chip and the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network, further. include:

Generate alarm information by using the monitored network in which the network state is abnormal, and send the alarm information to the maintenance terminal.

Optionally, before acquiring the network status of the current network used by the network switch, the method further includes:

Load the initial firmware programmed in the flash memory chip through the network switch, so as to connect the network switch to the current network;

Correspondingly, after the real-time monitoring of whether the network state is abnormal, the method further includes:

If the network status is normal, the connection between the network switch and the current network is maintained, so that the network switch continues to use the current network.

Optionally, using the multiplexing chip to connect the flash memory chip and the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network, including:

Use the multiplexing chip to connect the flash memory chip and the network switch, and generate a reset control signal;

When the network switch receives the reset control signal, it loads the updated firmware in the flash memory chip and switches to the target network.

In a second aspect, the present application discloses a network switching device, which is applied to a baseboard management controller chip, including:

A state acquisition module, used for acquiring the network state of the current network used by the network switch, and monitoring in real time whether the network state is abnormal;

A firmware update module, configured to connect a flash memory chip through a multiplexing chip when the network state is abnormal, and update the firmware of the flash memory chip to connect to a target network with a normal network state;

A network switching module, configured to use the multiplexing chip to connect the flash memory chip and the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network.

In a third aspect, the present application discloses an electronic device, which includes a processor and a memory; wherein, the memory is used to store a computer program, and the computer program is loaded and executed by the processor to achieve the above The described network switching method.

In a fourth aspect, the present application discloses a computer-readable storage medium for storing a computer program; wherein the computer program implements the aforementioned network switching method when executed by a processor.

In the present application, it is applied to the baseboard management controller chip. First, the network status of the current network used by the network switch is obtained, and whether the network status is abnormal is monitored in real time; when the network status is abnormal, multiplexing The chip is connected to the flash memory chip, and the firmware of the flash memory chip is updated to connect to the target network with normal network status; finally, the flash memory chip and the network switch are connected by the multiplexing chip, so that the network The switch loads the updated firmware in the flash chip and switches to the target network. It can be seen that the server can be connected to multiple networks through the network switch, and the current network status is monitored in real time through the baseboard management controller chip. After an abnormality is found, the server can be connected to the target network with a normal network status by updating the firmware of the flash memory chip. Automatic network switching, which automatically switches to a new network when the currently used network is abnormal, which improves the stability and maintainability of the server, thereby enhancing the competitiveness of the company's products.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to the provided drawings without creative work.

FIG. 1 is a flow chart of a network switching method disclosed in the application;

2 is a schematic diagram of an overall connection of a network switching method disclosed in the present application;

3 is a schematic diagram of a network switching workflow disclosed in the present application;

4 is a flowchart of a specific network switching method disclosed in the application;

5 is a schematic diagram of a network automatic switching work connection disclosed in the application;

6 is a schematic structural diagram of a network switching device disclosed in the present application;

FIG. 7 is a structural diagram of an electronic device disclosed in this application.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the existing technical solution, the server is connected to the Internet through a network card, and the external interface of the network card can be a network cable, an optical fiber, etc. However, when there is a problem with the Ethernet connection of the network card used by the server, such as the network cable used by the network card, optical fibers and other transmission media. If the network card is damaged, or the network function connected to the network card is abnormal, the server cannot automatically switch to another network with normal functions, resulting in abnormal business functions supported by the server.

Therefore, the present application provides a network switching solution, which can effectively solve the service interruption caused by the abnormality of the network currently used by the server.

An embodiment of the present invention discloses a network switching method, as shown in FIG. 1 , which is applied to a baseboard management controller chip, and the method includes:

Step S11: Acquire the network state of the current network used by the network switch, and monitor in real time whether the network state is abnormal.

In the embodiment of the present application, the server is connected to multiple networks, network 1, network 2...network n, through a network switch (SWITCH), and a baseboard management controller (BMC) chip is used to monitor the network status of the current network in real time.

It should be pointed out that when the network switch in this application uses the current network, the firmware (Firmware) of the flash memory (Flash) chip is loaded through a multiplexing (MUX) chip. Specifically, the flash memory is loaded through the network switch. Initial firmware programmed into the chip to connect the network switch to the current network. That is, the initial firmware programmed in the flash chip configures the network switch to connect to the current network, eg, to network 1.

In the embodiment of the present application, the baseboard management controller chip will manage the network switch, and these managements are implemented through the MDC (Management Data Clock) bus. Specifically, the network register data of the network switch is read through the MDC bus, and the network state of the current network used by the network switch can be obtained through the network register data.

Step S12: when the network state is abnormal, connect the flash memory chip through a multiplexing chip, and update the firmware of the flash memory chip to connect to the target network with a normal network state.

In the embodiment of the present application, when the network status is normal, the network switch continues to use the current network, and keeps using the multiplexing chip to connect the flash memory chip and the network switch. The baseboard management controller chip realizes the firmware update of the flash memory chip and the loading of the new firmware of the network switch by controlling the multiplexed chip channel. Therefore, when the baseboard management controller chip detects that the network status of the current network is abnormal, the baseboard management controller The chip will switch the network by configuring the network switch, and specifically, connect the flash memory chip through the multiplexing chip, and update the firmware of the flash memory chip.

It should be pointed out that when the baseboard management controller chip controls the channel of the multiplexed chip, it updates the firmware of the flash memory chip through the Serial Peripheral Interface (SPI) bus to connect to the network The target network in normal state, that is, the multiplexer chip is used to switch the SPI master of the flash chip, and the flash chip is used to store the firmware of the network switch.

Step S13: Use the multiplexing chip to connect the flash memory chip and the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network.

In the embodiment of the present application, after the baseboard management controller chip completes the update of the flash memory chip through the serial peripheral interface bus, the updated firmware implements the function of configuring the network switch to connect to the target network with normal network status.

In this embodiment of the present application, the multiplexing chip is used to connect the flash memory chip and the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network after , and further comprising: generating alarm information by using the monitored network in which the network state is abnormal, and sending the alarm information to the maintenance terminal. In this way, the maintenance personnel can be alerted to the abnormality of the original network connection.

Figure 2 is a schematic diagram of the overall connection. The server is connected to multiple networks through network cards, network 1, network 2... network n. If the network currently used by the server is network 1, when the baseboard management controller chip of the server detects that there is a problem with network 1, the baseboard management controller chip can switch the network to network 2 by configuring the network switch, or other things that do not appear abnormal. network. At the same time, the baseboard management controller chip alerts the maintenance personnel to repair the problem network.

Exemplarily, as shown in FIG. 3 , a schematic diagram of the workflow of the baseboard management controller chip is shown. First, the initial firmware programmed in the Flash (flash memory) configures the network switch to connect to network 1, and then the baseboard management controller chip monitors whether the current network is normal. If the network status is normal, the network switch continues to use the current network; if the network status is abnormal, Then, the baseboard management controller chip is used to update the flash firmware (Flash Firmware), and the network switch is configured to be connected to the next network. When the network switch is loaded with new flash firmware, the switching of the network is realized.

In the present application, it is applied to the baseboard management controller chip. First, the network status of the current network used by the network switch is obtained, and whether the network status is abnormal is monitored in real time; when the network status is abnormal, multiplexing The chip is connected to the flash memory chip, and the firmware of the flash memory chip is updated to connect to the target network with normal network status; finally, the flash memory chip and the network switch are connected by the multiplexing chip, so that the network The switch loads the updated firmware in the flash chip and switches to the target network. It can be seen that the server can be connected to multiple networks through the network switch, and the current network status is monitored in real time through the baseboard management controller chip. After an abnormality is found, the server can be connected to the target network with a normal network status by updating the firmware of the flash memory chip. Automatic network switching, which automatically switches to a new network when the currently used network is abnormal, which improves the stability and maintainability of the server, thereby enhancing the competitiveness of the company's products.

The embodiment of the present application discloses a specific network switching method, as shown in FIG. 4 , the method includes:

Step S21: Acquire the network status of the current network used by the network switch, and monitor in real time whether the network status is abnormal.

In the embodiment of the present application, the server is connected to multiple networks, network 1, network 2...network n, through a network switch (SWITCH), and a baseboard management controller (BMC) chip is used to monitor the network status of the current network in real time.

It should be pointed out that when the network switch in this application uses the current network, the firmware (Firmware) of the flash memory (Flash) chip is loaded through a multiplexing (MUX) chip. Specifically, the flash memory is loaded through the network switch. Initial firmware programmed into the chip to connect the network switch to the current network. That is, the initial firmware programmed in the flash chip configures the network switch to connect to the current network, eg, to network 1.

In the embodiment of the present application, the baseboard management controller chip will manage the network switch, and these managements are implemented through the MDC (Management Data Clock) bus. Specifically, the network register data of the network switch is read through the MDC bus, and the network state of the current network used by the network switch can be obtained through the network register data.

Step S22: When the network state is abnormal, configure the connection between the first channel and the second channel in the multiplexing chip to be the connection between the first channel and the third channel, so that the baseboard management controller chip is connected to the second channel. The flash memory chip communicates.

In this embodiment of the present application, FIG. 5 is a schematic diagram of connections during network switching. Since the initial firmware programmed in the flash chip configures the network switch to the currently used network. At this time, the baseboard management controller chip configures the multiplexing chip to connect the channel A to the channel C, and the network switch loads the initial firmware in the flash memory chip and connects to the current network. That is, when using the current network, if the network status is normal, the first channel and the second channel in the multiplexing chip are connected.

In the embodiment of the present application, the baseboard management controller chip monitors the status of the network currently used by the network switch in real time through the MDC bus, and when the network status is abnormal, the baseboard management controller chip configures the multiplexing chip to connect channel A to channel B , and complete the firmware upgrade of the flash memory chip through the SPI bus. The new firmware implements the function of configuring the network switch to connect to the next network. For example, if the original connection is network n, the new firmware is connected to the n+1 network. That is, the connection of the first channel and the second channel in the multiplexing chip is configured as the connection of the first channel and the third channel.

Step S23: Configure the connection between the first channel and the third channel in the multiplexing chip to be the connection between the first channel and the second channel, so that the flash memory chip communicates with a network switch .

In the embodiment of the present application, after the firmware upgrade of the flash memory chip is completed, the BMC chip configures the MUX chip to connect the channel A to the channel C, that is, to connect the first channel and the third channel in the multiplexing chip. The connection configuration is that the first channel is connected to the second channel, so that the network switch loads the updated firmware in the flash chip and connects to the n+1 network.

It should be pointed out that when the network switch loads the updated firmware, it needs to be implemented according to the reset control signal (RST) sent by the baseboard management controller. the network switch, and generate a reset control signal; when the network switch receives the reset control signal, it loads the updated firmware in the flash memory chip and switches to the target network.

In this application, it is applied to the baseboard management controller chip, firstly obtaining the network status of the current network used by the network switch, and monitoring whether the network status is abnormal in real time; when the network status is abnormal, multiplexing The connection between the first channel and the second channel in the chip is configured as the connection between the first channel and the third channel, so that the baseboard management controller chip communicates with the flash memory chip; finally, the multiplexing chip is connected to the The first channel and the third channel are configured to be connected to the first channel and the second channel, so that the flash memory chip communicates with the network switch. It can be seen that the server can be connected to multiple networks through the network switch, and the current network status is monitored in real time through the baseboard management controller chip. After an abnormality is found, the server can be connected to the target network with a normal network status by updating the firmware of the flash memory chip. Automatic network switching, which automatically switches to a new network when the currently used network is abnormal, which improves the stability and maintainability of the server, thereby enhancing the competitiveness of the company's products.

Correspondingly, an embodiment of the present application also discloses a network switching device, which is applied to a baseboard management controller chip. Referring to FIG. 6 , the device includes:

The state acquisition module 11 is used for acquiring the network state of the current network used by the network switch, and monitoring in real time whether the network state is abnormal;

The firmware update module 12 is used to connect the flash memory chip through a multiplexing chip when the network state is abnormal, and update the firmware of the flash memory chip to connect to the target network with a normal network state;

The network switching module 13 is configured to use the multiplexing chip to connect the flash memory chip and the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network.

In the embodiment of the present application, the server is connected to a plurality of networks, network 1, network 2 . . . network n through a network switch. The baseboard management controller chip and the network switch are connected to the flash memory chip through the multiplexing chip, the flash memory chip is used to store the firmware of the network switch, and the multiplexing chip is used to switch the SPI host of the flash memory chip. The baseboard management controller chip realizes the firmware update of the flash memory chip and the loading of the new firmware by the network switch by controlling the channel switching of the multiplexing chip. The baseboard management controller chip reads the network register data of the network switch through the MDC bus to judge whether the currently used network is normal.

It can be seen from this that the above solution of this embodiment is applied to the baseboard management controller chip. First, the network status of the current network used by the network switch is obtained, and whether the network status is abnormal is monitored in real time; when the network status occurs When abnormal, connect the flash memory chip through the multiplexing chip, and update the firmware of the flash memory chip to connect to the target network with normal network status; finally use the multiplexing chip to connect the flash memory chip and all the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network. It can be seen that the server can be connected to multiple networks through the network switch, and the current network status is monitored in real time through the baseboard management controller chip. After an abnormality is found, the server can be connected to the target network with a normal network status by updating the firmware of the flash memory chip. Automatic network switching, which automatically switches to a new network when the currently used network is abnormal, which improves the stability and maintainability of the server, thereby enhancing the competitiveness of the company's products.

In some specific embodiments, the state acquisition module 11 includes:

The register reading unit is configured to read the network register data of the network switch through the MDC bus, so as to obtain the network state of the current network used by the network switch.

In the embodiment of the present application, the baseboard management controller chip will manage the network switches, and these managements are implemented through the MDC (Management Data Clock) bus, so the network register data of the network SWITCH is read through the MDC bus to determine the current Whether the network used is normal.

In some specific embodiments, the firmware update module 12 includes:

a first channel conversion unit, configured to connect the first channel and the second channel in the multiplexing chip to the first channel and the third channel when the network state is abnormal, so that the substrate the management controller chip communicates with the flash memory chip;

Correspondingly, the network switching module 13 includes:

A second channel conversion unit, configured to connect the first channel and the third channel in the multiplexing chip so that the first channel and the second channel are connected, so that the flash memory chip Communicate with the network switch.

In the embodiment of the present application, it corresponds to that shown in FIG. 5 . (1) The initial firmware programmed in the flash chip configures the network switch to connect to network 1. (2) The baseboard management controller chip configures the multiplexing chip to connect the channel A to the channel C, and the network switch loads the firmware in the flash memory chip and connects to the network 1. (3) The baseboard management controller chip monitors the state of the network currently used by the network switch in real time through the MDC bus. If the current network abnormality is monitored, the baseboard management controller chip configures the multiplexing chip to connect channel A to channel B, and completes the firmware upgrade of the flash memory chip through the serial peripheral interface bus. The new firmware realizes that the network switch is configured as The function of connecting to the next network, such as the original connection to network n, the new firmware is connected to the n+1 network. (4) The baseboard management controller chip configures the multiplexing chip to connect the channel A to the channel C, and the network switch loads the firmware in the flash memory chip and connects to the n+1 network. (5) The baseboard management controller chip alerts the maintenance personnel to the abnormal connection of the original network n.

In some specific embodiments, the firmware update module 12 includes:

The firmware updating unit is used for updating the firmware of the flash memory chip through the serial peripheral interface bus, so as to connect to the target network with a normal network state.

In the embodiment of the present application, when the baseboard management controller chip controls the channel of the multiplexed chip, the firmware of the flash memory chip is updated through the serial peripheral interface bus to connect to the target network with a normal network state, That is, the multiplexing chip is used to switch the SPI master of the flash memory chip, and the flash memory chip is used to store the firmware of the network switch.

In some specific implementation manners, the network switching device is further configured to use the multiplexing chip to connect the flash memory chip and the network switch, so that the network switch loads the update in the flash memory chip After the firmware is updated and switched to the target network, alarm information is generated by using the monitored network in which the network state is abnormal, and the alarm information is sent to the maintenance terminal.

In this embodiment of the present application, the multiplexing chip is used to connect the flash memory chip and the network switch, so that the network switch loads the updated firmware in the flash memory chip and switches to the target network after , and further comprising: generating alarm information by using the monitored network in which the network state is abnormal, and sending the alarm information to the maintenance terminal. In this way, the maintenance personnel can be alerted to the abnormality of the original network connection.

In some specific implementation manners, the network switching device is further configured to, before acquiring the network state of the current network used by the network switch, load the initial firmware programmed in the flash memory chip through the network switch, to connecting the network switch to the current network;

Correspondingly, after the real-time monitoring of whether the network state is abnormal, the method further includes:

If the network status is normal, the connection between the network switch and the current network is maintained, so that the network switch continues to use the current network.

In the embodiment of the present application, in the embodiment of the present application, when the network state is normal, the network switch continues to use the current network, and keeps using the multiplexing chip to connect the flash memory chip and the network switch. The baseboard management controller chip realizes the firmware update of the flash memory chip and the loading of the new firmware of the network switch by controlling the multiplexed chip channel. Therefore, when the baseboard management controller chip detects that the network status of the current network is abnormal, the baseboard management controller The chip will switch the network by configuring the network switch, and specifically, connect the flash memory chip through the multiplexing chip, and update the firmware of the flash memory chip.

In some specific embodiments, the network switching module 13 includes:

a reset control signal generating unit, configured to use the multiplexing chip to connect the flash memory chip and the network switch, and generate a reset control signal;

A target network switching unit, configured to load the updated firmware in the flash memory chip and switch to the target network when the network switch receives the reset control signal.

In the embodiment of the present application, when the network switch loads the updated firmware, it needs to be implemented according to the reset control signal (RST) sent by the baseboard management controller. Specifically, the multiplexing chip is used to connect the flash memory chip and the flash memory chip. The network switch generates a reset control signal; when the network switch receives the reset control signal, it loads the updated firmware in the flash memory chip and switches to the target network.

In the embodiment of the present application, the server is connected to multiple networks through network switching, the current network status is monitored in real time through the baseboard management controller chip, and after an abnormality is found, the server is connected to the next network by changing the firmware of the network switch, and the original network The connection abnormality is alerted to the maintenance personnel. It can effectively solve the problem of business interruption caused by the abnormal network currently used by the server. When the server detects that a certain network connection is abnormal, it can automatically switch to other networks. It realizes the automatic switching of server network, and automatically switches to a new network when the current network is abnormal, which improves the stability and maintainability of the server, thereby enhancing the competitiveness of the company's products.

Further, the embodiment of the present application also discloses an electronic device. FIG. 7 is a structural diagram of the electronic device 20 according to an exemplary embodiment, and the content in the figure should not be considered as any limitation on the scope of application of the present application.

FIG. 7 is a schematic structural diagram of an electronic device 20 according to an embodiment of the present application. The electronic device 20 may specifically include: at least one processor 21 , at least one memory 22 , a power supply 23 , a communication interface 24 , an input and output interface 25 and a communication bus 26 . Wherein, the memory 22 is used to store a computer program, and the computer program is loaded and executed by the processor 21 to implement relevant steps in the network switching method disclosed in any of the foregoing embodiments. In addition, the electronic device 20 in this embodiment may specifically be a server.

In this embodiment, the power supply 23 is used to provide working voltage for each hardware device on the electronic device 20; the communication interface 24 can create a data transmission channel between the electronic device 20 and external devices, and the communication protocol it follows is applicable Any communication protocol in the technical solution of the present application is not specifically limited here; the input and output interface 25 is used to obtain external input data or output data to the outside world, and its specific interface type can be selected according to specific application needs, here No specific limitation is made.

In addition, the memory 22, as a carrier for resource storage, can be a read-only memory, a random access memory, a magnetic disk or an optical disk, etc., and the resources stored thereon can include an operating system 221, a computer program 222, and data 223, etc., and the data 223 can include various various data. The storage method can be short-term storage or permanent storage.

The operating system 221 is used to manage and control various hardware devices and computer programs 222 on the electronic device 20, which may be Windows Server, Netware, Unix, Linux, and the like. The computer program 222 may further include a computer program that can be used to complete other specific tasks in addition to the computer program that can be used to complete the network switching method performed by the electronic device 20 disclosed in any of the foregoing embodiments.

Further, the embodiment of the present application also discloses a computer-readable storage medium, and the computer-readable storage medium mentioned here includes random access memory (Random Access Memory, RAM), internal memory, read-only memory (Read-Only Memory) , ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, magnetic disk or optical disk or any other form of storage medium known in the art. Wherein, the aforementioned network switching method is implemented when the computer program is executed by the processor. For the specific steps of the method, reference may be made to the corresponding content disclosed in the foregoing embodiments, which will not be repeated here.

The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same or similar parts between the various embodiments may be referred to each other. As for the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant part can be referred to the description of the method.

The steps of the network switching or algorithm described in conjunction with the embodiments disclosed herein may be directly implemented in hardware, a software module executed by a processor, or a combination of the two. A software module can be placed in random access memory (RAM), internal memory, read only memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, removable disk, CD-ROM, or any other in the technical field. in any other known form of storage medium.

Finally, it should also be noted that in this document, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply these entities or that there is any such actual relationship or sequence between operations. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

A network switching method, device, device and storage medium provided by the present invention have been described in detail above. Specific examples are used in this paper to illustrate the principles and implementations of the present invention. The descriptions of the above embodiments are only used to help Understand the method of the present invention and its core idea; at the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification does not It should be understood as a limitation of the present invention.

Claims (10)

1. A network switching method is applied to a baseboard management controller chip and comprises the following steps:

acquiring the network state of a current network used by a network switch, and monitoring whether the network state is abnormal in real time;

when the network state is abnormal, connecting a flash memory chip through a multiplexing chip, and updating the firmware of the flash memory chip so as to connect to a target network with a normal network state;

and connecting the flash memory chip and the network switch by using the multiplexing chip so that the network switch can load the updated firmware in the flash memory chip and switch to the target network.

2. The network switching method according to claim 1, wherein the obtaining the network status of the current network used by the network switch comprises:

and reading the network register data of the network switch through the MDC bus to acquire the network state of the current network used by the network switch.

3. The network switching method according to claim 1, wherein the connecting a flash memory chip through a multiplexing chip when the network state is abnormal comprises:

when the network state is abnormal, a first channel and a second channel in a multiplexing chip are connected and configured to be connected with a first channel and a third channel, so that the substrate management controller chip is communicated with the flash memory chip;

correspondingly, the connecting the flash memory chip and the network switch by using the multiplexing chip includes:

and connecting the first channel and the third channel in the multiplexing chip to configure that the first channel is connected with the second channel so as to facilitate the communication between the flash memory chip and a network switch.

4. The network switching method according to claim 1, wherein the updating the firmware of the flash memory chip to connect to the target network with a normal network status comprises:

and updating the firmware of the flash memory chip through a serial peripheral interface bus so as to connect to a target network with a normal network state.

5. The network switching method of claim 1, wherein the connecting the flash memory chip and the network switch by using the multiplexing chip so that the network switch loads the updated firmware in the flash memory chip and switches to the target network further comprises:

and generating alarm information by using the monitored network with the abnormal network state, and sending the alarm information to a maintenance terminal.

6. The network switching method according to claim 1, wherein before acquiring the network status of the current network used by the network switch, the method further comprises:

loading the initial firmware burned in the flash memory chip through the network switch so as to connect the network switch to the current network;

correspondingly, after the real-time monitoring whether the network state is abnormal, the method further includes:

if the network state is normal, the connection between the network switch and the current network is maintained, so that the network switch continues to use the current network.

7. The network switching method according to any one of claims 1 to 6, wherein the connecting the flash memory chip and the network switch by using the multiplexing chip so that the network switch loads the updated firmware in the flash memory chip and switches to the target network comprises:

connecting the flash memory chip and the network switch by using the multiplexing chip and generating a reset control signal;

and when the network switch receives the reset control signal, loading the updated firmware in the flash memory chip and switching to the target network.

8. A network switching device is applied to a baseboard management controller chip and comprises:

the state acquisition module is used for acquiring the network state of the current network used by the network switch and monitoring whether the network state is abnormal in real time;

the firmware updating module is used for connecting the flash memory chip through a multiplexing chip when the network state is abnormal, and updating the firmware of the flash memory chip so as to connect to a target network with a normal network state;

and the network switching module is used for connecting the flash memory chip and the network switch by using the multiplexing chip so that the network switch can load the updated firmware in the flash memory chip and switch to the target network.

9. An electronic device, comprising a processor and a memory; wherein the memory is for storing a computer program that is loaded and executed by the processor to implement the network handover method of any of claims 1 to 7.

10. A computer-readable storage medium for storing a computer program; wherein the computer program when executed by a processor implements the network handover method of any of claims 1 to 7.

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