CN110474842A - A kind of communication means, customer terminal equipment and transmission network - Google Patents

Abstract

The invention discloses a communication method, a client terminal device and a transmission network, which relate to the technical field of networks and are used for selecting a bearer network to forward services. The method includes: acquiring service information of the service to be transmitted; according to the service information, sending a first request to each controller in the at least one controller to obtain at least one first route; wherein, each controller in the at least one controller is based on the first request , from the bearer network corresponding to each controller in the at least one controller, determine at least one first route; wherein, each first route in the at least one first route includes a network capable of connecting the source IP address and the destination IP address. Network routing; determining a first target route from at least one first route; establishing a routing connection by using the first target route, and transmitting the data to be transmitted corresponding to the service to be transmitted. The embodiments of the present invention are applied to the service bearer of an operator.

Description

A communication method, client terminal device and transmission network

technical field

The present invention relates to the field of network technologies, and in particular, to a communication method, a client terminal device and a transmission network.

Background technique

At present, operators usually have multiple bearer networks, which are used to bear and transmit services of users. Due to the difference in user types and service qualities, multiple bearer networks carry out network bearer according to user types and service qualities, that is, different bearer networks have different service positioning to bear services of different users with different qualities. For example, common Internet services and high-quality services are carried on separate networks, and individual user services and major customer services are carried on separate networks.

However, with the continuous development of Internet network technology, the method of using sub-network bearer gradually makes the distribution of network services unreasonable for operators; The requirements are constantly improving; the utilization rate of network resources for large customers and high-quality services is low, resulting in wasted bandwidth. Therefore, the original network carrying scheme based on user types and service quality can no longer meet the needs of service development, and a new transmission method is urgently needed to reasonably distribute the operator's services in multiple bearer networks and improve network resources. effective utilization.

SUMMARY OF THE INVENTION

Embodiments of the present invention provide a communication method, a client terminal device, and a transmission network, which are used for service bearer of an operator.

To achieve the above object, the embodiments of the present invention adopt the following technical solutions:

A first aspect provides a communication method, the method comprising: acquiring service information of a service to be transmitted; wherein the service information includes a source IP address and a destination IP address of the service to be transmitted;

According to the service information, a first request is sent to each of the at least one controller to obtain at least one first route; wherein, according to the first request, each of the at least one controller sends a In the bearer network corresponding to each controller in the at least one controller, at least one first route is determined; wherein, each first route in the at least one first route includes a network capable of connecting the source IP address with the The route of the network where the destination IP address is located; the first target route is determined from the at least one first route; the route connection is established by using the first target route, and the to-be-transmitted data corresponding to the to-be-transmitted service is transmitted.

In a second aspect, a client terminal device is provided, wherein the client terminal device includes an acquiring unit, a sending unit, a determining unit, and a connecting unit; the acquiring unit is configured to acquire service information of a service to be transmitted; wherein , the service information includes the source IP address and destination IP address of the service to be transmitted; the sending unit, after acquiring the service information, is configured to send each controller in the at least one controller to each controller in the at least one controller according to the service information. sending a first request to obtain at least one first route; wherein, according to the first request, each controller in the at least one controller, from the bearer network corresponding to each controller in the at least one controller, Determine at least one first route; wherein, each first route in the at least one first route includes a route that can connect the network where the source IP address is located and the network where the destination IP address is located; the determining unit is used for After acquiring at least one first route, determine a first target route from the at least one first route; the connecting unit is configured to, after determining the first target route, use the first target route to establish a routing connection, The to-be-transmitted data corresponding to the to-be-transmitted service is transmitted.

In a third aspect, a transmission network is provided, where the transmission network includes the client terminal device according to the second aspect, at least one controller, and at least one bearer network corresponding to each controller in the at least one controller; wherein, The client terminal device includes a gateway device capable of enabling the client device to access the operator's network, and each of the at least one controller is configured to acquire a first route in the at least one bearer network.

In a fourth aspect, there is provided a computer-readable storage medium storing one or more programs, the one or more programs comprising instructions that, when executed by a computer, cause the computer to perform the execution of the first aspect communication method.

In a fifth aspect, a client terminal device is provided, comprising: a processor, a memory, and a communication interface; wherein, the communication interface is used for the client terminal device to communicate with other devices or a network; the memory is used for storing one or more programs , the one or more programs include computer-executable instructions, and when the client terminal device runs, the processor executes the computer-executable instructions stored in the memory, so that the client terminal device executes the communication method described in the first aspect.

A communication method, a client terminal device, and a transmission network provided by the embodiments of the present invention are applied to the service bearer of an operator to obtain service information of the service to be transmitted; according to the service information, to each controller in at least one controller sending a first request to obtain at least one first route; wherein, according to the first request, each controller in the at least one controller, from the bearer network corresponding to each controller in the at least one controller, Determine at least one first route; wherein, each first route in the at least one first route includes a route that can connect the network where the source IP address is located and the network where the destination IP address is located; from the at least one first route A first target route is determined in routing; a routing connection is established by using the first target route, and data to be transmitted corresponding to the service to be transmitted is transmitted. The invention can select a suitable bearer network and a target route in the bearer network from a plurality of bearer networks to complete the data transmission of the to-be-transmitted business according to the service requirements of the client-side service to be transmitted. Therefore, by reasonably distributing the services to be transmitted in the multiple bearer networks, the transmission quality of the services to be transmitted can be improved, and the effective utilization rate of network resources can be improved.

Description of drawings

FIG. 1 is a schematic diagram 1 of a transmission network structure provided by an embodiment of the present invention;

FIG. 2 is a schematic flowchart 1 of a communication method provided by an embodiment of the present invention;

3 is a second schematic flowchart of a communication method provided by an embodiment of the present invention;

FIG. 4 is a schematic structural diagram 1 of a client terminal device according to an embodiment of the present invention;

FIG. 5 is a second structural schematic diagram of a client terminal device according to an embodiment of the present invention;

FIG. 6 is a third schematic structural diagram of a client terminal device according to an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, unless otherwise specified, "/" means "or", for example, A/B can mean A or B. In this article, "and/or" is only an association relationship to describe the associated objects, which means that there can be three kinds of relationships, for example, A and/or B, which can mean that A exists alone, A and B exist at the same time, and B exists alone these three situations. Further, "at least one" means one or more, and "plurality" means two or more. The words "first" and "second" do not limit the quantity and execution order, and the words "first", "second" and the like do not limit certain differences.

Below, the inventive concept of the present invention is introduced: At present, operators usually have multiple bearer networks, such as China Unicom's 169 network, bearer A network and bearer B network, which are used to bear and transmit user services. Due to the different types of users and service quality, multiple bearer networks carry out network bearer according to the type of users and service quality, that is, different bearer networks have different service positioning, which are used to carry services of different quality of different users, and the ordinary Internet Services and high-quality services are carried on separate networks, and individual user services and major customer services are carried on separate networks; for example, China Unicom's 169 network mainly carries public Internet and IDC services, while the bearer network A and bearer network B use It is used to carry VPN services for major customers, fixed network softswitches, BaoShiTong, and mobile voice, data services and signaling monitoring.

Based on the above-mentioned technology, the present invention finds that, with the continuous development of Internet network technology, the method of using sub-network bearer gradually makes the distribution of network services of operators unreasonable; Small and medium-sized enterprises continue to improve the quality of network transmission; the utilization rate of network resources for large customers and high-quality services is low, resulting in wasted bandwidth. Therefore, the original network carrying scheme based on user types and service quality can no longer meet the needs of service development. A new transmission method is urgently needed to make the operator's service reasonably distributed in multiple bearer networks, so as to improve the network Efficient utilization of resources.

In view of the above technical problems, the present invention considers that there are multiple bearer networks in the existing network. If a route that can meet the service requirements can be selected from the multiple bearer networks according to the service requirements of the service to be transmitted, it can not only be limited to Selecting a suitable route in the same bearer network can reasonably distribute the services to be transmitted in multiple bearer networks, improve the transmission quality of the services to be transmitted, and improve the effective utilization of network resources, thereby solving the above technical problems.

Based on the above inventive concept, as shown in FIG. 1 , an embodiment of the present invention provides a communication method, which is applied to a transmission network 100, where the transmission network 100 includes a client terminal device 101 and at least one controller (as shown in FIG. 1 , The at least one controller includes a controller 102-1, a controller 102-2, only two controllers are exemplarily shown in the figure, in a specific implementation, there may be more or less controllers), at least one bearer network (As shown in FIG. 1 , the at least one bearer network includes a bearer network 103-1, a bearer network 103-2 and a bearer network 103-3, and only three bearer networks are exemplarily shown in the figure. more or less bearer networks) and the target server 104; wherein, the client terminal device 101 includes a gateway device that enables the client device to access the operator network, and each controller in the at least one controller is used to obtain at least one bearer corresponding to it. The link state information of the network, the target server 104 is used to perform data interaction with the client-side network device through the client terminal device 101 .

It should be noted that the functions of the client terminal device 101 may be completed by a single device or by multiple devices, and the device form may be a physical device or a virtual device; each controller in at least one controller includes software-defined A network (Software Defined Network, SDN) controller, a network management system, and a coordinator for managing the SDN controller and the network management system; the bearer network can be an entire country composed of an IP backbone network, an IP metropolitan area network, and an IP provincial network. IP network, it can also only include one or more of IP backbone network, IP metropolitan area network and IP provincial network; when the bearer network is an IP backbone network or an IP provincial network, the client device 101 is connected to the IP network. Network equipment of backbone network or IP provincial network.

As shown in Figure 2, the communication method includes S201-S204:

S201. Acquire service information of the service to be transmitted.

The service information includes the source IP address and destination IP address of the service to be transmitted.

Specifically, the client terminal device 101 obtains the source IP address and the destination IP address of the service to be transmitted from the received packet by using a deep packet inspection (Deep Packet Inspection, DPI) technology.

Optionally, in S201 provided in this embodiment of the present invention, the service information further includes a quality of service (Quality of Service, QoS) requirement of the service to be transmitted; at least one first route, specifically including the network where the source IP address is located and the destination IP address are included. The network where the address is located, and the route that can meet the QoS requirements of the service to be transmitted; S201 specifically includes S2011-S2012:

S2011. Determine the service type of the service to be transmitted.

Specifically, the client terminal device 101 uses the DPI technology to determine the service type of the service to be transmitted from the received message.

It should be noted that, in order to improve the accuracy of service type identification, the client device 101 may also be used in cooperation with an online database system that stores all service type information.

In an implementation manner, the service type may be determined by the physical port of the upstream service traffic.

Specifically, the client device 101 may use an independent physical port to access the traffic of the service to be transmitted.

Exemplarily, in some user networks, the traffic of certain services such as IPTV and video conferencing is carried using independent networks and links.

In another implementation manner, the service type of the service to be transmitted may also be confirmed through a virtual local area network (Virtual Local Area Network, VLAN) ID.

It should be noted that, S201 provided in the embodiment of the present invention includes but is not limited to the above manner of determining the service type.

S2012. Determine a service quality requirement of the service to be transmitted according to the service type of the service to be transmitted.

Specifically, the client terminal device 101 determines, according to the service type of the service to be transmitted, the QoS requirement of the data to be transmitted corresponding to the service to be transmitted.

It should be noted that the service types are divided according to the traffic characteristics of the services to be transmitted. Therefore, different types of services have different QoS requirements for network transmission; The behavior when the data to be transmitted corresponding to the service is transmitted in the operator's network; the client terminal device 101 needs to be consistent with the operator's network when configuring the QoS request.

Exemplarily, some services require low end-to-end delay, some services require high reliability and high packet loss rate, and some services require large bandwidth.

Optionally, in this embodiment of the present invention, the client terminal device 101 has a configuration automatic delivery function.

Specifically, the QoS requirement configuration of the client terminal device 101 is issued and automatically implemented by the operator server.

Exemplarily, the client terminal device 101 receives the correspondence between different service types and QoS requirements issued by the operator server, and implements the correspondence automatically according to the correspondence.

It should be noted that the QoS requirements set by the client terminal device 101 for the service to be transmitted can be used in the entire operator network; in addition, the statistical data in the client terminal device 101 may also involve charging issues, so it is necessary to ensure that the client terminal Device 101 The device is trusted.

Optionally, the client terminal device 101 meets the requirements of the TR-069 (Technical Report-069, TR-069) communication protocol, and can accept the unified management of the control device. After configuring the client terminal device 101, the control device may automatically send the configuration parameters to other client terminal devices 101, so that the client terminal device 101 can perform corresponding service configuration according to the configuration parameters.

Optionally, the client terminal device 101 also has the function of regularly checking the configuration parameters and prohibiting modification of the configuration parameters.

Specifically, the client terminal device 101 compares its own configuration parameters with the configuration parameters delivered by the control device according to a preset period, and reconfigures according to the configuration parameters delivered by the control device if there are inconsistent configuration parameters. At the same time, the client terminal device 101 can also set permissions for different configuration parameters, and shield users from modifying some configuration parameters.

S202. According to the service information, send a first request to each of the at least one controller to obtain at least one first route.

Wherein, each controller in the at least one controller determines at least one first route from the bearer network corresponding to each controller in the at least one controller according to the first request; wherein, each first route in the at least one first route , including the route that can connect the network where the source IP address is located and the network where the destination IP address is located.

Specifically, the client terminal device 101 generates a first request according to the source IP address and destination IP address of the service to be transmitted, and sends the first request to each controller in the at least one controller; after the controller receives the first request , according to the first request, determine at least one first route, and route parameters of at least one first route.

The first route includes a route that can connect the network where the source IP address of the service to be transmitted is located and the network where the destination IP address is located; the routing parameters of at least one first route include path length, link load, available bandwidth, delay, One or more of packet loss rate information and service distribution.

It should be noted that the first request may include the source IP address and destination IP address of the service to be transmitted; one controller may correspond to at least one bearer network; one bearer network may include at least one first route; at least one first route The routing parameters of can be directly obtained by the controller according to at least one first route.

In an implementation manner, the first request may further include the source IP address, destination IP address and QoS requirements of the service to be transmitted.

After receiving the first request, each controller in the at least one controller may query the network link status information stored in the controller, and return the query result to the client terminal device 101 after routing calculation.

In the communication method provided by the embodiment of the present invention, when at least one first route is determined, when it is determined that the first route is a route that can connect the source IP network segment address and the destination IP network segment address, the first route is also enabled. Satisfying the QoS requirements of the service to be transmitted can reduce the information exchange between the client terminal device and the at least one controller and the amount of data transmitted.

S203. Determine a first target route from at least one first route.

Specifically, the client terminal device 101 determines the first target route from the at least one first route according to the service type of the service to be transmitted and the routing parameters of each first route in the at least one first route.

Optionally, as shown in FIG. 3 , S203 provided in this embodiment of the present invention may specifically include S2031-S2032:

S2031. Determine, according to the service type of the service to be transmitted, a routing metric index corresponding to the service to be transmitted.

The route metric index is used to measure at least one first route.

Specifically, the routing metrics specifically include at least one of bandwidth, delay, packet loss rate, link load, path length, and each service load.

It should be noted that the routing metrics corresponding to different types of services to be transmitted are different.

Exemplarily, the routing metrics of delay-sensitive services can use the end-to-end delay as the main indicator, and other parameters such as link load as the secondary indicators; while the non-real-time high-bandwidth services such as file transfer can use the available bandwidth as the main indicator. as the primary indicator, while other parameters are secondary indicators.

S2032. From at least one first route, determine a first route that satisfies the route metric index as a first target route.

Specifically, the client terminal device 101 measures the parameters of each first route in the at least one first route according to the route metric index corresponding to the service to be transmitted, and determines the first target route.

For delay-sensitive services, in an implementation manner, the routing metrics may include bandwidth and path length; specifically, the client terminal device 101 selects k first routes that meet the bandwidth requirements from at least one first route, and then Among the k first routes that meet the bandwidth requirement, the route with the shortest path length is selected as the first target route.

For delay-sensitive services, in another implementation manner, the routing metrics may include bandwidth, path length, and link load; specifically, the client terminal device 101 selects a route that satisfies the bandwidth requirement and has the shortest route among at least one first route. j first routes, and then select the route with the lightest link load among the j routes as the first destination route.

For delay-insensitive large-bandwidth services, in an implementation manner, the routing metrics may include bandwidth and path length; specifically, the client terminal device 101 selects m first routes with the largest available bandwidth in at least one first route route, and then select the first route with the shortest path length from the m first routes as the first target route.

For delay-insensitive large-bandwidth services, in another implementation manner, the routing metrics may include bandwidth and link load; specifically, the client terminal device 101 selects m routes with the largest available bandwidth in at least one first route For the first route, the first route with the smallest link load is selected from the m first routes as the first target route.

For high-priority services, in an implementation manner, the routing metrics may include bandwidth, path length, and each service load; specifically, the client terminal device 101 selects p first routes that satisfy the bandwidth from at least one first route , select q first routes whose path length is greater than the shortest path from the p first routes, and determine the route with the heaviest low priority load from the q first routes as the first target route.

It should be noted that, S203 provided in this embodiment of the present invention includes, but is not limited to, the foregoing example of determining the first target route from at least one first route.

S204: Establish a routing connection by using the first target route, and transmit the data to be transmitted corresponding to the service to be transmitted.

Specifically, after determining the first target route, the client terminal device 101 sends a routing connection request to the bearer network where the first target route is located; after establishing a routing connection with the bearer network where the first target route is located, the first target route The transmission data corresponding to the transmission service is transmitted.

In an implementation manner, after determining the first target route, the client terminal device 101 sends a route establishment request to the controller corresponding to the bearer network where the first target route is located; the controller establishes the route according to the first target route in the bearer network. Route connections.

Optionally, before transmitting the data to be transmitted corresponding to the service to be transmitted in this embodiment of the present invention, the communication method further includes determining the transmission priority of the service to be transmitted according to the service type of the service to be transmitted.

Specifically, the client terminal device 101 distinguishes different service types through different local area network (Local Area Network, LAN) ports, and directly determines the transmission priority of the service to be transmitted according to the LAN port on which the packet is received.

The LAN port is an interface used by the client terminal device to connect to the user-side network device.

It should be noted that the client terminal device 101 may set a corresponding transmission priority for at least one LAN port, and after establishing a routing connection, transmit the data to be transmitted according to the corresponding transmission priority.

Optionally, as shown in FIG. 3 , after the connection is established in S204, the embodiment of the present invention further includes S205-S208:

S205. When using the first target route to transmit the data to be transmitted corresponding to the service to be transmitted, send a second request to the controller corresponding to the first target route to obtain routing parameters of the first target route.

Specifically, the client terminal device 101 sends the second request to the controller corresponding to the bearer network where the first target route is located.

It should be noted that the second request includes information capable of identifying the first target route.

Exemplarily, the information capable of identifying the first target route includes a route ID or a specific path of the first target route, and the like.

S206. If the routing parameter of the first target route does not satisfy the routing metric index of the service to be transmitted, send a third request to each of the at least one controller to obtain at least one second route.

Wherein, each of the second routes in the at least one second route includes a route capable of connecting the network where the source IP address is located and the network where the destination IP address is located.

Specifically, if the routing parameters of the first target route cannot satisfy the routing metric index in step S2031, the client terminal device 101 sends a third request to each of the at least one controller.

It should be noted that the third request includes the route of the source IP address and the destination IP address of the service to be transmitted, so as to obtain at least one second route.

S207. Determine a second target route from at least one second route.

Specifically, the client terminal device 101 determines the second target route from the at least one second route according to the service type of the service to be transmitted and the routing parameters of each second route in the at least one second route.

The second target route is the second route determined by the client terminal device 101 according to the route metric index and satisfying the route metric index.

It should be noted that the routing metric may be the same as or different from the routing metric for selecting the first target route. For a specific method for determining the second destination route, reference may be made to the method in the foregoing step S203, which will not be repeated here.

S208: Establish a routing connection by using the second target route, and continue to transmit the data to be transmitted corresponding to the service to be transmitted.

Specifically, after determining the second target route, the client terminal device 101 sends a route connection request to the bearer network where the second target route is located. After establishing a routing connection with the bearer network where the second target route is located, transmit the transmission data corresponding to the service to be transmitted through the second target route; at the same time, remove the route previously established with the bearer network where the first target route is located according to the first target route connect.

Through S205-S208, the client terminal device 101 can monitor the transmission quality of the services being transmitted, and ensure the quality of service transmission by selecting a second target route for those services with poor transmission quality.

A communication method, a client terminal device, and a transmission network provided by the embodiments of the present invention are applied to the service bearer of an operator to obtain service information of the service to be transmitted; wherein the service information includes a source IP address and a destination IP address of the service to be transmitted. address; according to the service information, send a first request to each controller in the at least one controller to obtain at least one first route; wherein, each controller in the at least one controller, according to the first request, from and at least one controller In the bearer network corresponding to each controller, at least one first route is determined; wherein, each first route in the at least one first route includes a route that can connect the network where the source IP address is located and the network where the destination IP address is located; A first target route is determined in a route; a route connection is established by using the first target route, and the data to be transmitted corresponding to the service to be transmitted is transmitted. Therefore, by reasonably distributing the services to be transmitted in the multiple bearer networks, the transmission quality of the services to be transmitted can be improved, and the effective utilization rate of network resources can be improved.

In this embodiment of the present invention, the client terminal equipment may be divided into functional modules or functional units according to the foregoing method examples. For example, each functional module or functional unit may be divided corresponding to each function, or two or more functions may be integrated into one in the processing module. The above-mentioned integrated modules can be implemented in the form of hardware, and can also be implemented in the form of software function modules or functional units. Wherein, the division of modules or units in the embodiments of the present invention is schematic, and is only a logical function division, and there may be other division manners in actual implementation.

In the case where each functional module is divided according to each function, the embodiment of the present invention provides a possible schematic structural diagram of the client terminal device 101 involved in the above embodiment. As shown in FIG. 4 , the client terminal device 300 includes: An acquiring unit 301 , a sending unit 302 , a determining unit 303 , and a connecting unit 304 .

The obtaining unit 301 is configured to obtain service information of the service to be transmitted; wherein the service information includes a source IP address and a destination IP address of the service to be transmitted.

The sending unit 302 is configured to, after acquiring the service information, send a first request to each controller in the at least one controller according to the service information, so as to obtain at least one first route; wherein, each controller in the at least one controller A request to determine at least one first route from the bearer network corresponding to each controller in the at least one controller; wherein, each first route in the at least one first route includes a network capable of connecting the source IP address and the destination IP address The route of the network where the address is located.

The determining unit 303 is configured to determine the first target route from the at least one first route after acquiring the at least one first route.

The connecting unit 304 is configured to, after determining the first target route, establish a routing connection by using the first target route, and transmit the data to be transmitted corresponding to the service to be transmitted.

Optionally, in the client terminal device 300 provided in this embodiment of the present invention, the service information further includes a service quality requirement of the service to be transmitted; at least one first route, specifically including a network capable of connecting the source IP address and the destination IP address, And a route that can meet the service quality requirements of the service to be transmitted.

The determining unit 303 is specifically configured to determine the service type of the service to be transmitted.

The determining unit 303 is further configured to determine the service quality requirement of the service to be transmitted according to the service type of the service to be transmitted.

Optionally, as shown in FIG. 5 , the determining unit 303 provided in this embodiment of the present invention includes a first determining subunit 3031 and a second determining subunit 3032 .

The first determining subunit 3031 is configured to determine, according to the service type of the service to be transmitted, a routing metric index corresponding to the service to be transmitted.

The second determination subunit 3032 is configured to determine, from at least one first route, a first route that satisfies the route metric index as a first target route.

Optionally, in the client terminal device 300 provided in the embodiment of the present invention, the routing metrics specifically include at least one of bandwidth, delay, packet loss rate, link load, path length, and each service load.

Optionally, the sending unit 302 provided in the embodiment of the present invention is further configured to send a second request to the controller corresponding to the first target route when the data to be transmitted corresponding to the service to be transmitted is transmitted by using the first target route. , to obtain the routing parameters of the first target route.

The sending unit 302 is further configured to send a third request to each controller in the at least one controller to obtain at least one second route if the routing parameter of the first target route does not meet the routing metric index of the service to be transmitted; wherein, Each of the second routes in the at least one second route includes a route capable of connecting the network where the source IP address is located and the network where the destination IP address is located.

The determining unit 303 is further configured to determine a second target route from at least one second route.

The connection unit 304 is further configured to establish a routing connection by using the second target route, and continue to transmit the data to be transmitted corresponding to the service to be transmitted.

As shown in FIG. 1 , an embodiment of the present invention provides a transmission network 100, including the client terminal device 101 involved in the foregoing embodiment, and at least one controller (in FIG. 1 , the at least one controller includes a controller 102-1 ). , the controller 102-2, only two controllers are exemplarily shown in the figure, in a specific implementation, there may be more or less controllers), at least one bearer network (as shown in FIG. 1, at least one bearer network The network includes a bearer network 103-1, a bearer network 103-2, and a bearer network 103-3. The figure only exemplarily shows three bearer networks, and there may be more or less bearer networks in a specific implementation) and the target The server 104; wherein, the client terminal device 101 includes a gateway device capable of enabling the client device to access the operator network, each controller in the at least one controller is used to obtain routing parameters of at least one bearer network corresponding to it, and the target server 104 is used for Data interaction is performed with the client-side network device through the client terminal device 101 .

FIG. 6 shows another possible schematic structural diagram of the client terminal device involved in the above embodiment. The client terminal device includes: a processor 402 and a communication interface 403 . The processor 402 is used to control and manage the actions of the apparatus, for example, to perform each step in the method flow shown in the above method embodiments, and/or to perform other processes of the technology described herein. The communication interface 403 is used to support the communication between the client terminal device and other network entities. The terminal may also include a memory 401 and a bus 404, where the memory 401 is used to store program codes and data of the device.

Among them, the above-mentioned processor 402 can implement or execute various exemplary logical blocks, units and circuits described in conjunction with the present disclosure. The processor may be a central processing unit, a general purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic device, transistor logic device, hardware component, or any combination thereof. It may implement or execute the various exemplary logical blocks, units and circuits described in connection with this disclosure. The processor may also be a combination that implements computing functions, such as a combination of one or more microprocessors, a combination of a DSP and a microprocessor, and the like.

The memory 401 may include volatile memory, such as random access memory; the memory may also include non-volatile memory, such as read-only memory, flash memory, hard disk or solid-state disk; the memory may also include the above-mentioned types of memory. combination.

The bus 404 may be an Extended Industry Standard Architecture (EISA) bus or the like. The bus 404 can be divided into an address bus, a data bus, a control bus, and the like. For ease of presentation, only one thick line is used in FIG. 6, but it does not mean that there is only one bus or one type of bus.

From the description of the above embodiments, those skilled in the art can clearly understand that for the convenience and brevity of the description, only the division of the above functional units is used as an example for illustration. In practical applications, the above functions can be allocated as required. It is completed by different functional units, that is, the internal structure of the device is divided into different functional units to complete all or part of the functions described above. For the specific working process of the system, apparatus and unit described above, reference may be made to the corresponding process in the foregoing method embodiments, and details are not described herein again.

Embodiments of the present invention further provide a computer-readable storage medium, where instructions are stored in the computer-readable storage medium. When a computer executes the instructions, the computer executes each step in the method flow shown in the above method embodiments.

Embodiments of the present invention provide a computer program product containing instructions, which, when the instructions are run on a computer, cause the computer to execute the communication method described in the above method embodiments.

The computer-readable storage medium may be, for example, but not limited to, an electrical, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus or device, or any combination of the above. More specific examples (non-exhaustive list) of computer-readable storage media include: electrical connections having one or more wires, portable computer disks, hard disks. Random Access Memory (RAM), Read-Only Memory (ROM), Erasable Programmable Read Only Memory (EPROM), Register, Hard Disk, Optical Fiber, Portable Compact Disk Read-Only Memory (Compact Disc Read-Only Memory, CD-ROM), optical storage device, magnetic storage device, or any other form of computer-readable storage medium of the above in suitable combination, or valued in the art. An exemplary storage medium is coupled to the processor, such that the processor can read information from, and write information to, the storage medium. Of course, the storage medium can also be an integral part of the processor. The processor and the storage medium may be located in an Application Specific Integrated Circuit (ASIC). In the embodiments of the present invention, the computer-readable storage medium may be any tangible medium that contains or stores a program, and the program may be used by or in combination with an instruction execution system, apparatus, or device.

Since the client terminal device, computer-readable storage medium, and computer program product in the embodiments of the present invention can be applied to the above methods, the technical effects that can be obtained may also refer to the above method embodiments, and the embodiments of the present invention are described here. No longer.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions within the technical scope disclosed by the present invention should be covered within the protection scope of the present invention. .

Claims (13)

1. A communication method, characterized in that the method comprises: Obtain service information of the service to be transmitted; wherein, the service information includes the source IP address and destination IP address of the service to be transmitted; According to the service information, a first request is sent to each of the at least one controller to obtain at least one first route; wherein, according to the first request, each of the at least one controller sends a In the bearer network corresponding to each controller in the at least one controller, at least one first route is determined; wherein, each first route in the at least one first route includes a network capable of connecting the source IP address with the The route of the network where the destination IP address is located; determining a first target route from the at least one first route; A routing connection is established by using the first target route, and the to-be-transmitted data corresponding to the to-be-transmitted service is transmitted. 2. The communication method according to claim 1, characterized in that, the service information further includes the service quality requirements of the service to be transmitted; the at least one first route specifically includes the ability to connect to the source IP address where the The network and the network where the destination IP address is located, and the route that can meet the service quality requirements of the service to be transmitted; The acquiring service information of the service to be transmitted specifically includes: determining the service type of the service to be transmitted; According to the service type of the service to be transmitted, the service quality requirement of the service to be transmitted is determined. 3. The communication method according to claim 1, wherein the determining the first target route from the at least one first route specifically comprises: Determine, according to the service type of the service to be transmitted, a routing metric index corresponding to the service to be transmitted; From the at least one first route, determine a first route that satisfies the route metric index as the first target route. 4 . The communication method according to claim 3 , wherein the routing metrics specifically include at least one of bandwidth, delay, packet loss rate, link load, path length, and each service load. 5 . 5. The communication method according to any one of claims 3-4, wherein the method further comprises: When the data to be transmitted corresponding to the service to be transmitted is transmitted by using the first target route, a second request is sent to the controller corresponding to the first target route to obtain the route of the first target route parameter; If the routing parameters of the first target route do not meet the routing metrics of the service to be transmitted, send a third request to each of the at least one controller to obtain at least one second route; Each second route in the at least one second route includes a route capable of connecting the network where the source IP address is located and the network where the destination IP address is located; determining a second target route from the at least one second route; A routing connection is established by using the second target route, and the data to be transmitted corresponding to the service to be transmitted continues to be transmitted. 6. A client terminal device, characterized in that the client terminal device comprises an acquiring unit, a sending unit, a determining unit, and a connecting unit; The obtaining unit is configured to obtain service information of the service to be transmitted; wherein, the service information includes the source IP address and the destination IP address of the service to be transmitted; The sending unit, after acquiring the service information, is configured to send a first request to each controller in the at least one controller according to the service information, so as to obtain at least one first route; wherein, the at least one control Each controller in the server determines at least one first route from the bearer network corresponding to each controller in the at least one controller according to the first request; wherein, each first route in the at least one first route Routing, including a route that can connect the network where the source IP address is located and the network where the destination IP address is located; the determining unit, configured to determine a first target route from the at least one first route after acquiring at least one first route; The connecting unit is configured to, after determining the first target route, establish a routing connection by using the first target route, and transmit the data to be transmitted corresponding to the service to be transmitted. 7 . The client terminal device according to claim 6 , wherein the service information further comprises a service quality requirement of the service to be transmitted; and the at least one first route specifically includes a network capable of connecting to the source IP address. 8 . A route that is connected to the network where the destination IP address is located and can meet the service quality requirements of the service to be transmitted; the determining unit, specifically configured to determine the service type of the to-be-transmitted service; The determining unit is further configured to determine the service quality requirement of the to-be-transmitted service according to the service type of the to-be-transmitted service. 8. The client terminal device according to claim 6, wherein the determining unit comprises a first determining subunit and a second determining subunit; The first determining subunit is configured to determine, according to the service type of the service to be transmitted, a routing metric index corresponding to the service to be transmitted; The second determination subunit is configured to determine, from the at least one first route, a first route that satisfies the route metric index as the first target route. 9 . The client terminal device according to claim 8 , wherein the routing metrics specifically include at least one of bandwidth, delay, packet loss rate, link load, path length, and each service load. 10 . 10. The client terminal device according to any one of claims 8-9, characterized in that, The sending unit is further configured to send a second request to the controller corresponding to the first target route when the data to be transmitted corresponding to the service to be transmitted is transmitted by using the first target route, to obtain the routing parameters of the first target route; The sending unit is further configured to send a third request to each of the at least one controller to obtain at least A second route; wherein, each second route in the at least one second route includes a route capable of connecting the network where the source IP address is located and the network where the destination IP address is located; The determining unit is further configured to determine a second target route from the at least one second route; The connection unit is further configured to establish a routing connection by using the second target route, and continue to transmit the to-be-transmitted data corresponding to the to-be-transmitted service. 11. A transmission network, characterized in that the transmission network comprises the client terminal device according to any one of claims 6-10, at least one controller, and at least one controller corresponding to each of the at least one controller. A bearer network; wherein the client terminal device includes a gateway device capable of enabling the client-side device to access an operator network, and each of the at least one controller is configured to obtain a first route in the at least one bearer network. 12. A computer-readable storage medium storing one or more programs, characterized in that the one or more programs comprise instructions which, when executed by a computer, cause the computer to perform as claimed in claims 1-5 The communication method of any one. 13. A client terminal device, comprising: a processor, a memory and a communication interface; wherein the communication interface is used for the client terminal device to communicate with other devices or a network; the memory is used to store one or more A program, the one or more programs include computer-executable instructions, and when the client terminal device runs, the processor executes the computer-executable instructions stored in the memory, so that the client terminal device executes any one of claims 1 to 5. the communication method described.