CN115632957A - Network system and communication method - Google Patents

Abstract

The application discloses a network system and a communication method. The network system includes a modal control system and a multi-modal network platform; the multi-modal network platform includes multiple network elements, which can communicate with each other; the modal control system is used for: Generate a modal configuration strategy and send each modal configuration strategy to the relevant network elements; where each network modality is used to support specific network requirements; the network element is used to: receive the modal configuration strategy and generate it based on the modal configuration strategy The processing strategy corresponding to the network mode; when receiving the service message sent by the terminal, determine the target network mode required by the terminal, and process and forward the received service message based on the processing policy corresponding to the target network mode , to achieve communication between terminals. The network system disclosed in this application can carry various network requirements.

Description

Network system and communication method

technical field

The present application belongs to the technical field of communication, and in particular relates to a network system and a communication method.

Background technique

With the continuous development of network technology and applications, users' demands for specialization and individualization of the network continue to increase; diversified terminal types and access methods continue to develop, requiring network systems to provide diverse, personalized, intelligent, efficient, Robust and other services.

The existing network system needs to customize special equipment according to network requirements, and independently form a network. As a result, the existing network system can only carry a single network requirement.

Contents of the invention

In view of this, the purpose of this application is to provide a network system capable of carrying various network requirements.

In order to achieve the above object, the application provides the following technical solutions:

On the one hand, the application provides a network system, comprising: a modal control system and a multimodal network platform;

The multi-modal network platform includes a plurality of network elements, and communication between the plurality of network elements is possible;

The mode control system is used to: generate mode configuration policies for multiple network modes, and send the mode configuration policies to the network elements involved in each mode configuration policy; wherein, each network mode is used for Support for specific network requirements;

The network element is configured to: receive the modal configuration strategy, and generate a processing strategy corresponding to the network modal based on the modal configuration strategy; when receiving a service message sent by the terminal, determine the The target network modality processes and forwards the received service packets based on the processing policy corresponding to the target network modality, so as to realize communication between terminals.

Optionally, the modal control system is also used for:

Receive the target network requirements sent by the terminal;

Constructing a network modality for the target network requirement, generating a modal configuration strategy corresponding to the target network requirement, and sending the modal configuration strategy corresponding to the target network requirement to the involved network elements;

Sending the identifier of the network modality constructed according to the target network requirement to the terminal.

Optionally, the modal control system is also used for:

Obtain the status information of the network element;

updating modal configuration policies corresponding to various network modalities based on the state information;

Sending the updated modal configuration policy to network elements involved in the updated modal configuration policy.

Optionally, the mode control system is further configured to: send a network mode offloading indication to the network element, where the network mode offloading indication carries an identifier of the network mode to be unloaded;

The network element is further configured to: respond to the network modality offloading instruction, and delete the processing strategy corresponding to the network modality to be offloaded.

Optionally, the network elements included in the multi-mode network platform are heterogeneous and heterogeneous network elements.

Optionally, the modal configuration policy includes addressing mode, message format, routing protocol, signaling mode, computing mechanism, storage mechanism, forwarding mechanism, switching mode, scheduling strategy and security mechanism.

Optionally, the modal configuration strategy further includes: a quality of service mechanism and/or an operation and maintenance management mechanism.

Optionally, the network modality includes: a network modality that supports large-bandwidth network requirements, a network modality that supports delay-sensitive network requirements, a network modality that supports location-sensitive network requirements, and a network that supports content identification network requirements modal.

In a second aspect, the present application provides a communication method, including:

The terminal sends a service message to the multi-modal network platform, and the service message carries the identifier of the network mode;

The network element in the multi-modal network platform determines the target network mode required by the terminal based on the identification, and processes and forwards the received service message based on the processing strategy corresponding to the target network mode , to realize communication between terminals;

Wherein, the network elements in the multi-modal network platform obtain the mode configuration policy from the mode control system, and generate the processing policy corresponding to the network mode based on the obtained mode configuration policy.

Optionally, on the basis of the above communication method, it also includes:

In the initialization phase, the modal control system generates modal configuration strategies for various network modalities, and sends the modal configuration strategies to the network elements involved in each modal configuration strategy; wherein, each network modal is used to support specific network requirements;

The network element receives the modality configuration strategy, and generates a processing strategy corresponding to the network modality based on the modality configuration strategy.

This shows that the beneficial effect of the application is:

The network system disclosed in this application includes a modal control system and a multi-modal network platform, wherein the multi-modal network platform includes a plurality of network elements capable of communicating with each other; Each mode (each network mode is used to support specific network requirements) generates a mode configuration policy respectively, and sends the mode configuration policy to the network elements involved in each mode configuration policy; the network element receives the mode configuration policy, based on the mode The configuration strategy generates a processing strategy corresponding to the network modality. When receiving a service message sent by the terminal, determine the network modality required by the terminal (ie, the target network modality), and based on the processing strategy corresponding to the target network modality The received message is processed and forwarded, so as to realize the communication between the terminals and meet the network requirements required by the terminals. It can be seen that the network system disclosed in this application can support multiple network modes, that is, it can carry multiple network requirements; and when it is necessary to expand the network requirements carried by the network system, it is only necessary to build a network that supports the network requirements mode, the mode control system generates a mode configuration policy for the network mode, and sends the mode configuration policy to the relevant network element, so that the network element generates the network mode corresponding to the network mode based on the received mode configuration policy. Processing strategy, complete the loading of the network mode, and then meet the network requirements of the terminal. That is to say, the network system disclosed in this application can carry various network requirements, and can conveniently expand the network requirements carried by the network system.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the 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 For some embodiments of the present application, those of ordinary skill in the art can also obtain other drawings based on these drawings without creative effort.

FIG. 1 is a schematic structural diagram of a network system disclosed in the present application;

FIG. 2 is a schematic diagram of the application of the network system disclosed in the present application;

FIG. 3 is a schematic diagram of the working principle of network elements in the network system disclosed in the present application;

FIG. 4 is a flowchart of a communication method disclosed in the present application.

Detailed ways

The present application provides a network system capable of carrying various network requirements. The application also discloses a communication method based on the network system.

In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

Referring to FIG. 1 , FIG. 1 is a schematic structural diagram of a network system disclosed in the present application. The network system includes a modal control system 100 and a multi-modal network platform 200.

The multi-mode network platform 200 includes multiple network elements, and the multiple network elements can communicate with each other.

A network element refers to a network device, which is used to process and forward data. For example, switches and routers are network elements.

During implementation, multiple network elements in the multi-mode network platform 200 are interconnected through various media or transmission networks, and data interaction can be performed between network elements, that is, communication can be performed between network elements. Each network element in the multi-mode network platform 200 can communicate with at least one other network element. Optionally, each network element in the multi-mode network platform 200 can communicate with other multiple network elements.

In FIG. 1 , the multi-modal network platform 200 includes 4 network elements, which is of course only an example. In practical applications, the multi-mode network platform 200 usually includes more network elements.

The mode control system 100 is configured to: respectively generate mode configuration policies for various network modes, and send the mode configuration policies to network elements involved in each mode configuration policy. Among them, each network modality is used to support/achieve specific network requirements.

The network elements in the multimodal network platform 200 are used to: receive the modal configuration strategy, and generate a processing strategy corresponding to the network modal based on the modal configuration strategy; when receiving a service message sent by the terminal, determine the terminal required The target network mode processes and forwards received service packets based on the processing policy corresponding to the target network mode, so as to realize communication between terminals.

During implementation, the service message sent by the terminal carries the identifier of the network mode required by the terminal. Based on the identification of the network mode carried in the service message, the network element can determine the network mode required by the terminal. For the convenience of description, the network mode required by the terminal is called the target network mode.

Network mode: Every physical entity network defined in terms of network technology system, industry applications supported by the network, network operation and maintenance system, and network deployment can be abstracted into a network environment that can be implemented through standardized software and hardware interfaces. The web modal to run. Each network modality is used to support/implement specific network requirements.

That is to say, technicians abstract/construct corresponding network modes according to users' network requirements. A network mode is a network technology system. In each network mode, the network element processes and forwards the messages sent by the terminal according to the corresponding processing strategy of the network mode.

During implementation, the user's network requirements are analyzed, and a corresponding network mode is constructed. The mode control system 100 generates corresponding mode configuration policies for various network modes, and sends the mode configuration policies to network elements involved in each mode configuration policy. It should be noted that a modal configuration policy may only involve some network elements in the multi-modal network platform 200.

Here, the scheme for the modality control system 100 to generate a modality configuration strategy for the network modality is described.

The modal control system 100 obtains the network operation logic file written by the technician for the network modal, compiles the network operation logic file, and the compiled file is the modal configuration strategy corresponding to the network modal.

Optionally, the modal configuration policy includes addressing mode, packet format, routing protocol, signaling mode, computing mechanism, storage mechanism, forwarding mechanism, switching mode, scheduling mechanism and security mechanism.

Correspondingly, the network elements in the multi-modal network platform 200 receive the modal configuration strategy of the network modal sent by the modal control system 100, and generate a processing strategy corresponding to the network modal based on the modal configuration strategy, including: based on the addressing mode Generate the addressing strategy corresponding to the network modality; generate the packet parsing strategy corresponding to the network modality based on the message format; generate the routing strategy corresponding to the network modality based on the routing protocol; generate the corresponding The signaling analysis strategy of the network modality is generated based on the computing mechanism; the storage strategy corresponding to the network modality is generated based on the storage mechanism; the forwarding strategy corresponding to the network modality is generated based on the forwarding mechanism; A switching strategy corresponding to the network modality; generating a scheduling strategy corresponding to the network modality based on a scheduling mechanism; generating a security policy corresponding to the network modality based on a security mechanism.

Optionally, the modal configuration policy also includes a quality of service mechanism and/or an operation and maintenance management mechanism.

Correspondingly, the network element generates a processing strategy corresponding to the network modality based on the modality configuration strategy, which also includes: generating a service strategy corresponding to the network modality based on the quality of service mechanism; and/or generating the network modality based on the operation and maintenance management mechanism Corresponding operation and maintenance management strategy.

In the prior art, a network device can only run one processing strategy, and once the processing strategy of the network device is set, it is difficult to change the processing strategy run by the network device. Therefore, in the prior art, a network system composed of multiple network devices can only bear a single network requirement. difficult to achieve.

The network element in this application is a network device based on full-dimensional definable technology that supports the symbiotic operation of multiple network modes. That is to say, the network element in this application stores and can execute processing strategies corresponding to various network modes, that is, it can provide technical implementation software and hardware support for various network modes, and has dynamic allocation of software and hardware resources, The management and guarantee functions can support the deployment and operation of various network modes and related applications.

Specifically, after the network element receives the modal configuration strategy corresponding to the network modal sent by the modal control system 100, it generates a corresponding processing strategy (including addressing strategy, message parsing strategy, routing strategy, signaling analysis strategy, calculation strategy, storage strategy, forwarding strategy, switching strategy, scheduling strategy, security strategy, and may also include service strategy and/or operation and maintenance management strategy); when receiving a service message sent by the terminal, determine the According to the required target network mode, the received service packets are processed and forwarded based on the processing strategy corresponding to the target network mode, so as to meet the network requirements of the terminal.

Optionally, the network modalities in this application include: network modalities that support large-bandwidth network requirements, network modalities that support delay-sensitive network requirements, network modalities that support location-sensitive network requirements, and network requirements that support content identification network modality.

Of course, the network system disclosed in the present application can support more network modes, and the above is only an example. According to various network requirements of users, network modes for supporting/realizing various network requirements can be constructed.

For example, in the fields of industry, military, energy, transportation, finance, government affairs, electric power, agriculture, mobile communications, and satellite communications, users may be in high-efficiency, high-throughput, time-sensitive, reliable Diversified network requirements are put forward from the perspectives of performance, mobility, security, and scalability. According to various network requirements of users, technicians construct corresponding network modes respectively, write network operation logic files according to users' network requirements, and send network operation logic files to the modal control system; Generate the corresponding modal configuration strategy, and send each modal configuration strategy to the relevant network element; the network element receives the modal configuration strategy, and generates a processing strategy corresponding to the network modal based on the modal configuration strategy, thus completing the network modal state loading.

The network system disclosed in this application includes a modal control system and a multi-modal network platform, wherein the multi-modal network platform includes a plurality of network elements capable of communicating with each other; Each mode (each network mode is used to support specific network requirements) generates a mode configuration policy respectively, and sends the mode configuration policy to the network elements involved in each mode configuration policy; the network element receives the mode configuration policy, based on the mode The configuration strategy generates a processing strategy corresponding to the network modality. When receiving a service message sent by the terminal, determine the network modality required by the terminal (ie, the target network modality), and based on the processing strategy corresponding to the target network modality The received message is processed and forwarded, so as to realize the communication between the terminals and meet the network requirements required by the terminals. It can be seen that the network system disclosed in this application can support multiple network modes, that is, it can carry multiple network requirements; and when it is necessary to expand the network requirements carried by the network system, it is only necessary to build a network that supports the network requirements mode, the mode control system generates a mode configuration policy for the network mode, and sends the mode configuration policy to the relevant network element, so that the network element generates the network mode corresponding to the network mode based on the received mode configuration policy. Processing strategy, complete the loading of the network mode, and then meet the network requirements of the terminal. That is to say, the network system disclosed in this application can carry various network requirements, and can conveniently expand the network requirements carried by the network system.

In another embodiment of the present application about the network system, the modal control system 100 is also used for:

Receive the target network requirements sent by the terminal;

Constructing a network modality for the target network requirement, generating a modal configuration strategy corresponding to the target network requirement, and sending the modal configuration strategy corresponding to the target network requirement to the network elements involved;

The identification of the network modality constructed according to the target network requirement is sent to the terminal.

In the network system disclosed in this application, in the initialization stage, the mode control system 100 generates mode configuration strategies for multiple network modes, and sends each mode configuration strategy to the relevant network elements, and each network element receives the mode configuration Strategy, based on the received modal configuration strategy, generates a processing strategy corresponding to the network modal to realize loading of the network modal. The terminal can select one of the network modes supported by the network system, and communicate in this network mode.

If the terminal has a new network requirement, it sends the new network requirement (ie, the target network requirement) to the mode control system 100. The mode control system 100 constructs a network mode according to the target network requirements sent by the terminal, generates a corresponding mode configuration policy, and sends the mode configuration policy to the involved network elements, thereby loading the new network mode to meet The new network requirements of the terminal. In addition, the mode control system 100 sends the identification of the network mode constructed for the new network requirement to the terminal, so that the terminal can realize communication in the network mode based on the identification.

In another embodiment of the present application about the network system, the modal control system 100 is also used for:

Obtain the status information of the network element;

Update the modal configuration strategies corresponding to various network modalities based on status information;

The updated modal configuration policy is sent to network elements involved in the updated modal configuration policy.

The state of each network element in the multi-modal network platform 200 will change. In order to ensure a better communication effect, the modal control system 100 updates the modal configuration strategies corresponding to various network modalities based on the state information of each network element. , and send the updated modal configuration policy to the relevant network elements.

The modal control system 100, as the controller of the multi-modal network platform, is the management center of the entire network system. The mode control system 100 acquires status information of each network element according to a preset period. For example, the modal control system 100 regularly sends probe instructions to each network element through the method of in-band telemetry, and each network element encapsulates the state information in the probe according to the probe instructions sent by the modal control system 100 to the modal control system. System 100 sends. Or, each network element sends its own status information to the mode control system 100 according to a preset period.

Optionally, the state information of the network element includes: queue information, processing delay, memory information, CPU state, time stamp, link load, data packet state information (such as forwarding path, forwarding delay, throughput).

In another embodiment of the present application related to the network system, the mode control system 100 is further configured to: send a network mode offloading indication to the network element, where the network mode offloading indication carries an identifier of the network mode to be offloaded. Correspondingly, the network element is also used to: respond to the network mode offloading instruction, and delete the processing policy corresponding to the network mode to be offloaded.

The network system disclosed above in the present application can not only load the network modality conveniently, but also unload the network modality conveniently. When a certain network mode needs to be offloaded, the mode control system 100 sends a network mode offloading instruction (carrying the identifier of the network mode to be offloaded) to the network element, and the network element responds to the network mode offloading instruction sent by the mode control system 100 , delete the processing policy corresponding to the network modality corresponding to the identifier carried by the indication, and the uninstallation of the network modality is completed.

In another embodiment of the present application about the network system, the multiple network elements included in the multimodal network platform 200 are heterogeneous and heterogeneous network elements.

The software and hardware resources of network elements include computing resources, storage resources, and forwarding resources.

Among them, computing resources include but are not limited to: CPU (central processing unit, central processing unit), GPU (graphics processing unit, graphics processing unit), FPGA (Field Programmable Gate Array, field programmable logic gate array), ASIC (Application Specific Integrated Circuit, ASIC). Storage resources include, but are not limited to: hard disk, TACM (Tri-State Content Addressable Memory), RAM (Random Access Memory). Forwarding resources include, but are not limited to: circuit/packet switching, time slots and other resources.

In the network system disclosed in this application, the network element needs to provide software and hardware support for technical realization of various network modes, that is to say, the network element needs to support various network requirements. The multi-modal network platform 200 is composed of heterogeneous and heterogeneous network elements, which is beneficial for the modal control system 100 to dynamically call and combine different hardware resources and software resources according to different network requirements to support diverse network requirements.

The application of the network system disclosed in the present application will be described below with reference to FIG. 2 .

The network system supports multiple network modes, as shown in Figure 2, the network mode that supports large bandwidth network requirements, the network mode that supports delay-sensitive network requirements, the network mode that supports location-sensitive network requirements, and the supported content A network modality that identifies network requirements. Correspondingly, the network system can meet the terminal's large-bandwidth network requirements, delay-sensitive network requirements, location-sensitive network requirements, and content identification network requirements.

The terminal can choose any network mode supported by the network system, and communicate in this network mode. Or, the terminal can send the target network requirement to the mode control system 100, so that the network system builds a network mode to support the target network requirement, and loads the network mode, and then the terminal can communicate in the network mode .

The network system disclosed in this application supports multiple network modes, and can meet various network requirements of users in various scenarios. Moreover, the network system disclosed in the present application can conveniently load and unload network modes, and can also update each network mode. The network system disclosed in this application can not only be seamlessly compatible with the operation of various existing network systems, but also support the evolution and change of the existing network systems, and can adapt to the long-term and complexity of network system replacement.

The network system disclosed in this application is a new paradigm of network development in which the network technology system and supporting environment are separated, and can support various network requirements to be dynamically loaded/unloaded or run on a unified network element in the form of a network mode, which can realize The coexistence, evolution, or transformation and development of multiple network modes in the same technical support environment breaks through the current "network and business separation" development paradigm, greatly releases the innovation vitality of the network technology system driven by emerging applications, and significantly reduces the cost of new networks. Application deployment and service provision threshold.

The present application also discloses a communication method implemented based on the above network system. As shown in Figure 4, the communication method includes:

S401: The terminal sends a service packet to the multi-modal network platform.

Wherein, the service message sent by the terminal carries the identifier of the network mode.

During implementation, the terminal accesses a certain network element in the multi-mode network platform, and sends service packets to the network element. The service message carries the identifier of the network mode required by the terminal.

S402: The network element in the multi-mode network platform determines the target network mode required by the terminal based on the identifier in the service message.

S403: The network elements in the multi-modal network platform process and forward the received service packets based on the processing strategy corresponding to the target network mode, so as to realize communication between terminals.

Among them, the network elements in the multi-modal network platform obtain the mode configuration strategy from the mode control system, and generate the processing strategy corresponding to the network mode based on the obtained mode configuration strategy. For the scheme of network elements generating processing strategies corresponding to network modalities based on modal configuration strategies, please refer to the previous records.

After the network element receives the service message sent by the terminal, based on the identification of the network mode carried in the service message, it can determine the network mode required by the terminal (that is, the target network mode). The processing policy corresponding to the network mode processes and forwards the received service packets. It should be noted that, except for the network element serving as the terminal access point (that is, the network element accessed by the terminal) that receives the service message from the terminal, all other network elements receive the service message forwarded by the previous network element. Finally, the service message is sent to the receiver (that is, another terminal).

The processing process after the network element receives the service message is shown in FIG. 3 . After the network element receives the service message, based on the identification of the network mode carried by the service message, the network mode (target network mode) required by the terminal is determined, and the network mode identification module ( software module) implementation. Afterwards, the network element processes and forwards the service message based on the processing policy corresponding to the target network mode.

A network element may process multiple service packets at the same time. Optionally, the network element performs hybrid forwarding scheduling on multiple service messages, which is realized by the hybrid scheduling module (software module) in FIG. 3 .

Optionally, the network element performs hybrid forwarding scheduling for multiple service packets according to the priorities of multiple network modes. Optionally, the network element performs mixed forwarding and scheduling for multiple service messages according to the performance requirements of the network modes corresponding to the multiple service messages.

In the communication method disclosed in this application, the terminal sends a service message to the multi-modal network platform, the service message carries the identification of the network mode required by the terminal, and the network element receives the service message sent by the terminal, based on the service message The identification of the network mode carried in the document determines the network mode required by the terminal (that is, the target network mode), and processes and forwards the received service message based on the processing strategy corresponding to the target network mode, so as to realize the Terminal communication, and meet the network requirements of the terminal.

In another embodiment of the communication method of the present application, it also includes:

In the initialization phase, the modal control system generates modal configuration strategies for various network modalities, and sends the modal configuration strategies to the network elements involved in each modal configuration strategy; where each network modal is used to support a specific network requirements;

The network element receives the modal configuration strategy, and generates a processing strategy corresponding to the network modal based on the modal configuration strategy.

In another embodiment of the communication method of the present application, it also includes:

The modal control system receives the target network requirements sent by the terminal;

The modal control system constructs a network modal according to the target network requirement, generates a modal configuration strategy corresponding to the target network requirement, and sends the modal configuration strategy corresponding to the target network requirement to the network elements involved;

The mode control system sends to the terminal the identification of the network mode constructed according to the target network requirement.

In another embodiment of the communication method of the present application, it also includes:

The modal control system obtains the state information of the network element;

The modal control system updates the modal configuration strategies corresponding to various network modals based on the status information;

The modal control system sends the updated modal configuration strategy to the network elements involved in the updated modal configuration strategy.

In another embodiment of the communication method of the present application, it also includes:

The mode control system sends a network mode unloading indication to the network element, and the network mode unloading indication carries the identifier of the network mode to be unloaded. Correspondingly, the network element also performs the following steps: responding to the network modality offloading instruction, and deleting the processing strategy corresponding to the network modality to be offloaded.

It should also be noted that in this article, relational terms such as first and second etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations Any such actual relationship or order exists between. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Each embodiment in this specification is described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other. As for the communication method disclosed in the embodiment, since it corresponds to the network system disclosed in the embodiment, the description is relatively simple, and for the related part, please refer to the description of the method part.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the application. Therefore, the present application will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A network system, comprising: a modality control system and a multi-modality network platform;

the multi-modal network platform comprises a plurality of network elements, and the plurality of network elements can communicate with each other;

the modality control system is configured to: respectively generating modal configuration strategies aiming at a plurality of network modes, and sending the modal configuration strategies to network elements related to the modal configuration strategies; wherein each network modality is used to support a particular network requirement;

the network element is configured to: receiving the modal configuration strategy, and generating a processing strategy corresponding to a network modality based on the modal configuration strategy; when receiving a service message sent by a terminal, determining a target network mode required by the terminal, and processing and forwarding the received service message based on a processing strategy corresponding to the target network mode so as to realize communication between the terminals.

2. The network system of claim 1, wherein the modality control system is further configured to:

receiving a target network requirement sent by a terminal;

establishing a network modality aiming at the target network requirement, generating a modality configuration strategy corresponding to the target network requirement, and sending the modality configuration strategy corresponding to the target network requirement to the related network element;

and sending the identification of the network mode constructed according to the target network requirement to the terminal.

3. The network system of claim 2, wherein the modality control system is further configured to:

acquiring the state information of the network element;

updating modality configuration strategies corresponding to various network modalities based on the state information;

and sending the updated modal configuration strategy to a network element related to the updated modal configuration strategy.

4. The network system of claim 3, wherein the modality control system is further configured to: sending a network mode unloading instruction to the network element, wherein the network mode unloading instruction carries an identifier of a network mode to be unloaded;

the network element is further configured to: and responding to the network mode unloading indication, and deleting the processing strategy corresponding to the network mode to be unloaded.

5. The network system of claim 1, wherein the multi-modal network platform comprises heterogeneous network elements.

6. The network system according to claim 1, wherein the modality configuration policy includes addressing mode, message format, routing protocol, signaling mode, computing mechanism, storage mechanism, forwarding mechanism, switching mode, scheduling policy, and security mechanism.

7. The network system of claim 6, wherein the modality configuration policy further comprises: quality of service mechanisms and/or operation and maintenance management mechanisms.

8. The network system of claim 1, wherein the network modalities comprise: a network modality that supports large bandwidth network requirements, a network modality that supports delay sensitive network requirements, a network modality that supports location sensitive network requirements, and a network modality that supports content identification network requirements.

9. A method of communication, comprising:

a terminal sends a service message to a multi-mode network platform, wherein the service message carries an identifier of a network mode;

the network element in the multi-mode network platform determines a target network mode required by the terminal based on the identification, and processes and forwards the received service message based on a processing strategy corresponding to the target network mode so as to realize communication between the terminals;

and the network element in the multi-mode network platform acquires a mode configuration strategy from a mode control system and generates a processing strategy corresponding to a network mode based on the acquired mode configuration strategy.

10. The communication method according to claim 9, further comprising:

in an initialization stage, a modal control system respectively generates modal configuration strategies aiming at a plurality of network modals and sends the modal configuration strategies to network elements related to the modal configuration strategies; wherein each network modality is used to support a particular network requirement;

and the network element receives the modal configuration strategy and generates a processing strategy corresponding to the network modality based on the modal configuration strategy.

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