CN114389958B - Management system for communication network - Google Patents
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- 238000004891 communication Methods 0.000 title claims abstract description 180
- 238000004088 simulation Methods 0.000 claims abstract description 63
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- 238000007726 management method Methods 0.000 claims description 78
- 230000005540 biological transmission Effects 0.000 claims description 71
- 238000000034 method Methods 0.000 claims description 18
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/12—Discovery or management of network topologies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/02—Topology update or discovery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The present invention provides a management system for a communication network. The management system includes: the system comprises a network switch, a network controller, communication equipment, a network simulation module, a network guide and regulation module and a network management module; the communication equipment is connected with the network switch through the network controller; wherein, a plurality of communication links between the communication devices adopt one or more communication means; the communication means comprises satellites, optical fibers, scattering, medium-length waves, short waves, very low frequencies, ultralow frequencies, very low frequencies and meteor trail; and the network simulation module is used for carrying out simulated link simulation according to the network management information issued by the network management module, the network pilot data issued by the network pilot module and the actual communication link acquired from the network switch, and updating the routing table based on the network pilot data. The invention can integrate broadband and narrowband means to communicate, automatically complete the update and maintenance of the routing table between nodes, and improve the stable operation of the management system.
Description
Technical Field
The present invention relates to the field of wireless communication technologies, and in particular, to a management system for a communication network.
Background
The traditional communication network demonstration system is generally constructed based on fixed-rate communication equipment and matched software only aiming at single class or single scene, has a simple network topology structure and is mainly used for demonstrating functions such as node connectivity, information throughput rate and the like. The traditional communication network demonstration system has the defects of limited types and quantity of devices participating in demonstration, and poor flexibility and expandability. According to different comprehensive service requirements, the existing scheme provides a cluster network management system to realize linkage of different kinds of equipment, for example: and a comprehensive service management system for community comprehensive service management, urban emergency command and the like. With the advent of new generation communication technologies, communication devices will be innovated, and public service requirements are continuously improved, so cluster network management systems are also subject to innovation. The current cluster network management system can accurately show the physical connection topological relation between devices, but has the problems that the network topology is fixed, and the stable operation of the system cannot be maintained when part of communication devices are failed or part of communication networks are failed.
Disclosure of Invention
The embodiment of the invention provides a management system for a communication network, which aims to solve the problem that the system cannot be stably operated when part of communication equipment fails or part of communication network fails in the conventional cluster network management system with fixed network topology.
In a first aspect, an embodiment of the present invention provides a management system for a communication network, including: the system comprises a network switch, a network controller, communication equipment, a network simulation module, a network guide and regulation module and a network management module;
the communication equipment is connected with the network switch through the network controller; wherein the communication device comprises a plurality of; each communication device configures one or more communication links; the communication links between the communication devices adopt one or more communication means; the communication means comprises satellites, optical fibers, scattering, medium-length waves, short waves, very low frequencies, ultralow frequencies, very low frequencies and meteor trail;
the network simulation module is respectively connected with the network management module, the network guiding and adjusting module and the network switch, and is used for carrying out simulated link simulation according to the network management information issued by the network management module, the network guiding and adjusting data issued by the network guiding and adjusting module and the actual communication link acquired from the network switch, and updating a routing table based on the network guiding and adjusting data; wherein, the network pilot data includes: network topology and inter-node communication means configuration; the network simulation module comprises: an application layer, a transport layer, a network layer and a link layer; each node in the analog link corresponds to one communication node in a communication network;
the network management module is respectively connected with the network guiding and adjusting module, the network simulation module and the network switch and is used for generating a network planning file and transmitting the network planning file to the network guiding and adjusting module, and transmitting the network management information to the network simulation module and the network switch;
the network pilot module is used for receiving and loading the network planning file and generating the network pilot data so as to control the failure and recovery of the network simulation module process in the network node, and the on-off and addition and deletion of the communication link.
In one possible implementation, the apparatus further includes: and the transmission service module is connected with the transmission layer and used for loading the analog service, filtering, extracting and translating the service message to form a unified message format, and sending the processed analog service data to the transmission layer so as to control the network simulation module to complete analog link simulation according to the analog service data.
In one possible implementation, the apparatus further includes: the network evaluation module is connected with the application layer and used for receiving the network simulation result sent by the application layer, and carrying out analysis evaluation and analysis result display according to the network simulation result.
In one possible implementation, the application layer is configured to generate an analog service; the analysis, statistics and destruction of the data are completed, and the simulation result is transmitted to the network evaluation module;
the transmission layer is used for receiving the message sent by the transmission service module or the analog service data sent by the application layer, packaging and encapsulating the analog service data, and sending the processed analog service data to the network layer; the information sent by the network layer is received for analysis and unpacking, and the processed information is sent to the application layer;
the network layer is used for receiving the analog service data sent by the transmission layer, packaging and encapsulating the analog service data, and sending the processed analog service data to the link layer; receiving the information sent by the link layer, analyzing and unpacking the information, and sending the processed information to the transmission layer; and carrying out route searching and calculating according to the network pilot data, selecting a corresponding transmission link according to the type, the length and the transmission mode matching route of the analog service data, and completing updating of a routing table among nodes according to the change of network topology, the failure and recovery condition of the nodes and the addition and deletion information of the links;
the link layer is used for receiving the analog service data sent by the network layer, analyzing and unpacking the analog service data, and sending the processed data to the network switch; and receiving the information sent by the network switch, packaging and encapsulating the information, and sending the processed information to the network layer.
In one possible implementation manner, the link layer includes two or more of a scattering link module, a short wave link module, a satellite link module, a residual link module, a medium-long wave link module, a very low frequency link module, an ultra-low frequency link module, and an ultra-low frequency link module, so as to realize communication connection with the communication device of the corresponding communication means.
In a possible implementation manner, the application layer is configured to flexibly configure one or more of a destination address, a length, a transmission interval and a transmission mode of the analog service data according to the network management information. Wherein, the transmission interval can be configured according to uniform distribution, poisson distribution, etc., and the transmission mode can be set as unicast or broadcast, etc.
In a possible implementation manner, the transmission layer is configured to set a transmission timeout time according to an information transmission route and a communication means of a corresponding communication node. The method comprises the steps of setting a sending timeout time according to a sending route by adopting a timeout confirmation mechanism facing the route; the sending timeout time is intelligently matched with a specific transmission path and a specific transmission means of the information, so that on one hand, effective confirmation of the sending service can be ensured, on the other hand, invalid waiting for unreachable service can be reduced, and the network utilization rate and the network bearing capacity are improved.
In a second aspect, an embodiment of the present invention provides a management method for a communication network, including:
when network pilot data sent by a network pilot module is received, performing failure and recovery processing on nodes in the analog link according to the network pilot data, and performing on-off and adding and deleting processing on communication links among the nodes to obtain an updated link; wherein each node in the analog link corresponds to a communication node in a communication network; each communication device configures one or more communication links; the communication links between the communication devices adopt one or more communication means; the communication means comprises satellites, optical fibers, scattering, medium-length waves, short waves, very low frequencies, ultralow frequencies, very low frequencies and meteor trail;
and carrying out data transmission simulation processing according to the updated link to determine a target link, and updating a routing table among nodes based on the target link.
In one possible implementation, the method further includes:
receiving network management information sent by a network management module;
and flexibly configuring one or more of destination address, length, transmission interval and transmission mode of the simulated service data in the data transmission simulation processing according to the network management information.
In one possible implementation, the node types in the analog link include a core node, a backbone node, and an access node; means of communication between the nodes is determined based on the node type.
The embodiment of the invention provides a management system for a communication network, which is constructed by a network switch, a network controller, communication equipment, a network simulation module, a network pilot adjustment module and a network management module. And the communication equipment is connected with the network switch through the network controller. Wherein the communication devices comprise a plurality of communication devices, each communication device is provided with one or more communication links, and the communication links among the communication devices adopt one or more communication means. Communication means include satellite, fiber, scattering, medium-length wave, short wave, very low frequency, ultra low frequency, very low frequency and meteor trail. The invention combines a plurality of broadband and narrowband means such as optical fibers, satellites, scattering, residual flows, shortwaves, very low frequencies, ultralow frequencies, very low frequencies and the like, supports the types of communication equipment to tens of types, supports the construction of routes with multi-means and multi-link construction among nodes, and realizes the demonstration of sky-ground three-dimensional hybrid networks. The network simulation module is respectively connected with the network management module, the network guiding and adjusting module and the network switch, and is used for carrying out simulated link simulation according to the network management information issued by the network management module, the network guiding and adjusting data issued by the network guiding and adjusting module and the actual communication link acquired from the network switch, and updating the routing table based on the network guiding and adjusting data. Wherein, the network pilot data includes: network topology and inter-node communication means configuration. The network simulation module comprises: an application layer, a transport layer, a network layer, and a link layer. Each node in the analog link corresponds to a communication node in the communication network. The network management module is respectively connected with the network guiding and adjusting module, the network simulation module and the network switch and is used for generating a network planning file and transmitting the network planning file to the network guiding and adjusting module and transmitting network management information to the network simulation module and the network switch. The network pilot module is used for receiving the loaded network planning file and generating network pilot data so as to control the failure and recovery of the network simulation module process in the network node, and the on-off and addition and deletion of the communication link. The network simulation module supports intelligent matching of the bearing service and the network state, realizes the update and maintenance of the routing table among the nodes automatically according to the random change of the network topology, the failure recovery of the nodes and the dynamic addition and deletion of the links, and improves the stable operation of the management system.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a management system for a communication network according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a network simulation module according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a management system for a communication network according to another embodiment of the present invention;
fig. 4 is a functional architecture diagram of a management system for a communication network according to an embodiment of the present invention;
FIG. 5 is a representative network topology of a management system for a communication network provided by an embodiment of the present invention;
fig. 6 is a flowchart of a management method for a communication network according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a network topology of a communication network according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth such as the particular system architecture, techniques, etc., in order to provide a thorough understanding of the embodiments of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
The invention is suitable for the management of a wide-narrow band mixed communication network, realizes the unified networking control of broadband communication means such as satellites, optical fibers and the like and narrow-band communication means such as scattering, medium-long waves, short waves, very/ultra/very low frequencies, meteor trail and the like, merges various technical systems such as continuous duplex communication, burst time division duplex communication, unidirectional broadcast communication and the like, and builds a reliable communication network based on multi-means, multi-link and multi-path routing. The invention is suitable for random change of network topology, failure recovery of communication nodes and dynamic addition and deletion of communication links, can carry out multi-dimensional and multi-capability demonstration according to application requirements, and has flexible expansibility and upgrading capability. The demonstration elements of the management system provided by the embodiment of the invention mainly comprise communication guarantee capability, networking control capability, network coverage capability, network management capability and the like.
In practical applications, besides the public service platform, there are many application scenarios that require cooperative work of multiple communication devices, for example: comprehensive allocation of the airplane and the ground vehicle during airport operation; unified allocation of a return cabin of an airship, a search and rescue plane and a ground search and rescue vehicle in a spaceflight plan; and, when military exercises, the collaborative allocation of different combat equipment. According to different application scenes, the requirements on multi-dimensional and multi-capability demonstration and dynamic networking capability are different. The present invention aims to provide a system with good flexibility and scalability.
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the following description will be made by way of specific embodiments with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a management system for a communication network according to an embodiment of the present invention. As shown in fig. 1, a management system for a communication network includes: a network switch 101, a network controller 102, a communication device 103, a network emulation module 104, a network pilot module 105, and a network management module 106.
The communication device 103 is connected to the network switch 101 through the network controller 102.
Wherein the communication device 103 comprises a plurality of; each communication device 103 configures one or more communication links; the plurality of communication links between the communication devices 103 employ one or more communication means; communication means include satellite, fiber, scattering, medium-length wave, short wave, very low frequency, ultra low frequency, very low frequency and meteor trail. When the communication means is compiled, the survivability of the network is fully ensured by different series combinations of multiple routes, multiple links and multiple means, the hop-by-hop transmission (usually realized on the basis of medium and short-distance transmission means such as wires and medium and long waves) and the hop-by-hop transmission (usually realized on the basis of large-span communication means such as satellites, shortwaves and surplus streams) of the information among the communication nodes are supported, and the high efficiency and the reliability of the information propagation of the source node and the destination node are satisfied.
The network simulation module 104 is respectively connected with the network management module 106, the network pilot adjustment module 105 and the network switch 101, and is configured to perform analog link simulation according to the network management information issued by the network management module 106, the network pilot adjustment data issued by the network pilot adjustment module 105 and the actual communication link acquired from the network switch 101, and update the routing table based on the network pilot adjustment data.
Wherein, as shown in fig. 2, the network pilot data includes: network topology and inter-node communication means configuration; the network simulation module 104 includes: an application layer, a transport layer, a network layer and a link layer; each node in the analog link corresponds to a communication node in the communication network. Wherein the communication nodes in the communication network comprise a network switch 101, a network controller 102 and a communication device 103. When the routing table is maintained, the available communication means and transmission capacity among the nodes are comprehensively considered, an efficient and reliable routing table is intelligently formed, a plurality of routes among the nodes are ensured to have certain uncorrelation or weak correlation, and the routes are prioritized according to factors such as transmission rate, transmission delay, transmission reliability and the like.
The network management module 106 is respectively connected with the network guiding and adjusting module 105, the network simulation module 104 and the network switch 101, and is used for generating a network planning file and transmitting the network planning file to the network guiding and adjusting module 105, and transmitting network management information to the network simulation module 104 and the network switch 101.
The network pilot module 105 is configured to receive the loading network planning file and generate network pilot data to control the failure and recovery of the network simulation module 104 in the network node, and on-off and addition and deletion of the communication link. Wherein, the network pilot data is configured for the network topology and the communication means between the network nodes automatically generated by the network pilot module 105 according to the network planning file. The network pilot data is a dynamic control of the network topology change by the network pilot module 105 and the adjustment of the communication means configuration.
In the embodiment of the invention, a management system of a communication network is constructed through a network switch, a network controller, communication equipment, a network simulation module, a network pilot adjustment module and a network management module. And the communication equipment is connected with the network switch through the network controller. Wherein the communication devices comprise a plurality of communication devices, each communication device is provided with one or more communication links, and the communication links among the communication devices adopt one or more communication means. Communication means include satellite, fiber, scattering, medium-length wave, short wave, very low frequency, ultra low frequency, very low frequency and meteor trail. The invention combines a plurality of broadband and narrowband means such as optical fibers, satellites, scattering, residual flows, shortwaves, very low frequencies, ultralow frequencies, very low frequencies and the like, supports the types of communication equipment to tens of types, supports the construction of routes with multi-means and multi-link construction among nodes, and realizes the demonstration of sky-ground three-dimensional hybrid networks. The network simulation module is respectively connected with the network management module, the network guiding and adjusting module and the network switch, and is used for carrying out simulated link simulation according to the network management information issued by the network management module, the network guiding and adjusting data issued by the network guiding and adjusting module and the actual communication link acquired from the network switch, and updating the routing table based on the network guiding and adjusting data. Wherein, the network pilot data includes: network topology and inter-node communication means configuration. The network simulation module comprises: an application layer, a transport layer, a network layer, and a link layer. Each node in the analog link corresponds to a communication node in the communication network. The network management module is respectively connected with the network guiding and adjusting module, the network simulation module and the network switch and is used for generating a network planning file and transmitting the network planning file to the network guiding and adjusting module and transmitting network management information to the network simulation module and the network switch. The network pilot module is used for receiving the loaded network planning file and generating network pilot data so as to control the failure and recovery of the network simulation module process in the network node, and the on-off and addition and deletion of the communication link. The network simulation module supports intelligent matching of the bearing service and the network state, realizes the update and maintenance of the routing table among the nodes automatically according to the random change of the network topology, the failure recovery of the nodes and the dynamic addition and deletion of the links, and improves the stable operation of the management system.
Fig. 3 is a schematic structural diagram of a management system for a communication network according to another embodiment of the present invention. As shown in fig. 3, in one possible implementation, the apparatus further includes: the transmission service module 107 is connected to the transmission layer, and is used for loading the analog service, filtering, extracting and translating the service message to form a unified message format, and sending the processed analog service data to the transmission layer to control the network simulation module 104 to complete the analog link simulation according to the analog service data.
In one possible implementation, the apparatus further includes: the network evaluation module 108 is connected with the application layer, and is used for receiving the network simulation result sent by the application layer, and performing analysis evaluation and analysis result display according to the network simulation result.
The transmission service module 107 supports flexible loading of management system services, service types, service lengths, transmission intervals and transmission modes can be flexibly configured, presentation elements can be deployed by smart machines, presentation topology can be evolved as required, and presentation processes can be dynamically adjusted. The network evaluation module 108 supports the demonstration results and the combined evaluation, ensures that demonstration elements can be deployed by a smart machine, the demonstration topology can be evolved as required, and the demonstration process can be dynamically guided and regulated.
In one possible implementation, an application layer is used to generate the analog service; and, completing the analysis, statistics and destruction of the data, and transmitting the simulation result to the network evaluation module 108.
The transmission layer is used for receiving the message sent by the transmission service module 107 or the analog service data sent by the application layer, packaging and encapsulating the analog service data, and sending the processed analog service data to the network layer; and receiving the information sent by the network layer, analyzing and unpacking the information, and sending the processed information to the application layer.
The network layer is used for receiving the analog service data sent by the transmission layer, packaging and encapsulating the analog service data, and sending the processed analog service data to the link layer; receiving information sent by a link layer, analyzing and unpacking the information, and sending the processed information to a transmission layer; and carrying out route searching and calculating according to the network pilot data, selecting a corresponding transmission link according to the type, the length and the transmission mode matching route of the analog service data, and completing updating of the routing table among the nodes according to the change of network topology, the failure and recovery condition of the nodes and the addition and deletion information of the links.
The link layer is used for receiving the analog service data sent by the network layer, analyzing and unpacking the analog service data, and sending the processed data to the network switch 101; and, receiving the information sent by the network switch 101, performing packaging and encapsulation processing, and sending the processed information to the network layer.
In one possible implementation, the link layer includes two or more of a scattering link module, a short wave link module, a satellite link module, a residual link module, a medium-long wave link module, a very low frequency link module, an ultra-low frequency link module, and an ultra-low frequency link module, so as to implement a communication connection with the communication device 103 of the corresponding communication means.
In one possible implementation, the application layer is configured to flexibly configure one or more of a destination address, a length, a transmission interval, and a transmission mode of the analog service data according to the network management information. Wherein, the transmission interval can be configured according to uniform distribution, poisson distribution, etc., and the transmission mode can be set as unicast or broadcast, etc.
In one possible implementation, the transport layer is configured to set a transmission timeout time according to the information transmission route and a communication means of the corresponding communication node. And setting the sending timeout time according to the sending route by adopting a timeout confirmation mechanism facing the route. The sending timeout time is intelligently matched with a specific transmission path and a specific transmission means of the information, so that on one hand, effective confirmation of the sending service can be ensured, on the other hand, invalid waiting for unreachable service can be reduced, and the network utilization rate and the network bearing capacity are improved.
Fig. 4 shows a functional architecture diagram of a management system for a communication network. As shown in fig. 4, the invention has the advantages that the whole flow of network planning, network guiding, network simulation and network evaluation is penetrated, the dynamic change of network topology and the dynamic addition and deletion of node links are supported, the demonstration elements can be increased as required, and the demonstration process can be controlled.
The invention forms a multi-level and expandable system structure based on the demonstration network constructed by multiple paths, multiple links and multiple means and based on the demonstration system supporting environment, based on the exchange equipment, transmission equipment, software and communication platform and based on the communication guarantee capability, networking control capability, network coverage capability and network management capability, and the like, and based on the multi-capability demonstration elements such as the communication guarantee capability, networking control capability, network coverage capability and network management capability, the invention has flexible expandability and supports the multi-dimensional and multi-capability demonstration.
The system comprises transmission type devices, namely communication devices 103, switching type devices, namely a network switch 101 and a network controller 102, software type devices, namely a network simulation module 104, a network pilot adjustment module 105, a network management module 106, a transmission service module 107 and a network evaluation module 108.
The invention is realized based on a semi-physical simulation system, all nodes are uniformly planned and modeled, all communication means are uniformly managed and controlled, and the actual communication links or virtual communication links can be configured among the nodes according to the needs, so that the invention not only can support the elastic expansion of the demonstration scale, but also can ensure the reality and the effectiveness of the demonstration result.
Fig. 5 is a schematic diagram of a typical network topology of a management system for a communication network, wherein a presentation system established based on the management system of the present invention is a semi-physical presentation system.
The following are method embodiments of the invention, for details not described in detail therein, reference may be made to the corresponding apparatus embodiments described above.
Fig. 6 is a flowchart of a management method for a communication network according to an embodiment of the present invention, for a network simulation module 104, including the following steps:
and S601, when network pilot data sent by the network pilot module is received, performing failure and recovery processing on nodes in the analog link according to the network pilot data, and performing on-off and adding and deleting processing on communication links among the nodes to obtain an updated link. Wherein each node in the analog link corresponds to a communication node in the communication network; each communication device configures one or more communication links; the communication links between the communication devices adopt one or more communication means; communication means include satellite, fiber, scattering, medium-length wave, short wave, very low frequency, ultra low frequency, very low frequency and meteor trail. Wherein the communication nodes in the communication network comprise a network switch 101, a network controller 102 and a communication device 103.
S602, carrying out data transmission simulation processing according to the updated link to determine a target link, and updating a routing table among nodes based on the target link.
In one possible implementation, the method further includes: receiving network management information sent by the network management module 106; and flexibly configuring one or more of destination address, length, transmission interval and transmission mode of the analog service data in the data transmission simulation processing according to the network management information.
Fig. 7 is a schematic diagram of a network topology of a communication network according to an embodiment of the present invention, in one possible implementation manner, a node type in a simulated link includes a core node, a backbone node and an access node, and a communication means between nodes is determined based on the node type, so as to ensure stability of communication between nodes of different types, and avoid network congestion caused by data transmission of all nodes through the same communication means.
It should be understood that the sequence number of each step in the foregoing embodiment does not mean that the execution sequence of each process should be determined by the function and the internal logic, and should not limit the implementation process of the embodiment of the present invention.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-described division of the functional units and modules is illustrated, and in practical application, the above-described functional distribution may be performed by different functional units and modules according to needs, i.e. the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-described functions. The functional units and modules in the embodiment may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit, where the integrated units may be implemented in a form of hardware or a form of a software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working process of the units and modules in the above system may refer to the corresponding process in the foregoing method embodiment, which is not described herein again.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and in part, not described or illustrated in any particular embodiment, reference is made to the related descriptions of other embodiments.
Those of ordinary skill in the art will appreciate that the various illustrative modules and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention, and are intended to be included in the scope of the present invention.
Claims (4)
1. A management system for a communication network, comprising: the system comprises a network switch, a network controller, communication equipment, a network simulation module, a network guide and regulation module and a network management module;
the communication equipment is connected with the network switch through the network controller; wherein the communication device comprises a plurality of; each communication device configures one or more communication links; the communication links between the communication devices adopt one or more communication means; the communication means comprises satellites, optical fibers, scattering, medium-length waves, short waves, very low frequencies, ultralow frequencies, very low frequencies and meteor trail;
the network simulation module is respectively connected with the network management module, the network guiding and adjusting module and the network switch, and is used for carrying out simulated link simulation according to the network management information issued by the network management module, the network guiding and adjusting data issued by the network guiding and adjusting module and the actual communication link acquired from the network switch, and updating a routing table based on the network guiding and adjusting data; wherein, the network pilot data includes: network topology and inter-node communication means configuration; the network simulation module comprises: an application layer, a transport layer, a network layer and a link layer; each node in the analog link corresponds to one communication node in a communication network;
the network management module is respectively connected with the network guiding and adjusting module, the network simulation module and the network switch and is used for generating a network planning file and transmitting the network planning file to the network guiding and adjusting module, and transmitting the network management information to the network simulation module and the network switch;
the network pilot module is used for receiving and loading the network planning file and generating the network pilot data so as to control the failure and recovery of the network simulation module process in a network node, and the on-off and addition and deletion of a communication link;
the management system further includes: a transmission service module and a network evaluation module;
the transmission service module is connected with the transmission layer and used for loading analog service, filtering, extracting and translating service messages to form a unified message format, and sending processed analog service data to the transmission layer so as to control the network simulation module to complete analog link simulation according to the analog service data;
the network evaluation module is connected with the application layer and is used for receiving the network simulation result sent by the application layer, and carrying out analysis evaluation and analysis result display according to the network simulation result;
the application layer is used for generating analog services; the analysis, statistics and destruction of the data are completed, and the simulation result is transmitted to the network evaluation module;
the transmission layer is used for receiving the message sent by the transmission service module or the analog service data sent by the application layer, packaging and encapsulating the analog service data, and sending the processed analog service data to the network layer; the information sent by the network layer is received for analysis and unpacking, and the processed information is sent to the application layer;
the network layer is used for receiving the analog service data sent by the transmission layer, packaging and encapsulating the analog service data, and sending the processed analog service data to the link layer; receiving the information sent by the link layer, analyzing and unpacking the information, and sending the processed information to the transmission layer; and carrying out route searching and calculating according to the network pilot data, selecting a corresponding transmission link according to the type, the length and the transmission mode matching route of the analog service data, and completing updating of a routing table among nodes according to the change of network topology, the failure and recovery condition of the nodes and the addition and deletion information of the links;
the link layer is used for receiving the analog service data sent by the network layer, analyzing and unpacking the analog service data, and sending the processed data to the network switch; and receiving the information sent by the network switch, packaging and encapsulating the information, and sending the processed information to the network layer.
2. The management system according to claim 1, wherein the link layer includes two or more of a scattering link module, a short wave link module, a satellite link module, a residual link module, a medium-long wave link module, a very low frequency link module, an ultra-low frequency link module, and an ultra-low frequency link module to realize communication connection with a communication device of a corresponding communication means.
3. The management system of claim 1, wherein the application layer is configured to flexibly configure one or more of a destination address, a length, a transmission interval, and a transmission mode of analog service data according to the network management information.
4. The management system according to claim 1, wherein the transport layer is configured to set a transmission timeout time according to an information transmission route and a communication means of a corresponding communication node.
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