CN115987794B - Intelligent shunting method based on SD-WAN - Google Patents
Intelligent shunting method based on SD-WAN Download PDFInfo
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Abstract
The invention provides an intelligent shunt method based on SD-WAN, comprising the following steps: acquiring all servers with connection relation with an SD-WAN, establishing a network connection layout, obtaining the upper and lower relation among different servers according to the network connection layout, establishing a relation corresponding list, collecting data packets generated by each server, determining a receiving server corresponding to the data packets, marking a plurality of transmission paths of each server communicated with the receiving server on the network connection layout by combining the relation corresponding list, selecting a transmission path with the highest transmission speed from each server to the corresponding receiving server, marking as a target transmission path, transmitting the data packets to the corresponding receiving server by the control server by utilizing the corresponding target transmission path, splitting the data packets by analyzing the upper and lower relation and the transmission relation among the servers accessed to the SD-WAN, selecting the adaptive transmission path under different conditions, and then transmitting, thereby improving the efficiency of data packet transmission.
Description
Technical Field
The invention relates to the field of network traffic traction, in particular to an intelligent distribution method based on an SD-WAN.
Background
At present, SD-WAN networks have become an important trend for the development of global operators, and SD-WAN networks have been generally recognized by the industry as a main direction of the development of next-generation telecommunication networks. SD-WAN inherits ideas such as SDN control and forwarding separation, centralized control and the like, and a software control system is deployed in an enterprise WAN, so that functions such as rapid service deployment and intelligent service management are provided, challenges brought by cloud service and office mobility are helped to the enterprise, and rapid test, deployment and online service are realized. The prior art can only collect various data generated by the server uniformly and then transmit the data respectively, and an operator needs to know the allocation situation of each server in advance before transmitting, once the server is changed, the server needs to collect again and transmit again according to the present of the server which is found to be changed, the network cannot be built by oneself and the data cannot be transmitted by oneself, so that the data transmission efficiency is low, a large amount of time is required to be spent for transmitting the data, and in some cases, a plurality of data are transmitted in the same path, data blocking is easy to be caused, and the transmission speed is delayed.
Therefore, the invention provides an intelligent shunting method based on SD-WAN.
Disclosure of Invention
According to the intelligent distribution method based on the SD-WAN, the data packet distribution is performed by analyzing the upper-lower relationship and the transmission relationship between servers accessed to the SD-WAN, and the transmission path with the fastest transmission is selected under different conditions and then is transmitted, so that the data packet transmission efficiency is improved.
The invention provides an intelligent shunting method based on an SD-WAN, which comprises the following steps:
step 1: acquiring all servers with connection relation with the SD-WAN, and establishing a network connection layout;
step 2: obtaining upper and lower level relations among different servers according to network connection layout, and establishing a relation corresponding list;
step 3: collecting data packets generated by each server, determining a receiving server corresponding to the data packets, and marking a plurality of transmission paths which are communicated with each server and the receiving server on a network connection layout by combining a relation corresponding list;
step 4: and selecting a transmission path with the highest transmission speed from each server to the corresponding receiving server, recording the transmission path as a target transmission path, and transmitting the data packet to the corresponding receiving server by using the corresponding target transmission path by the control server.
In one embodiment of the present invention, in one possible implementation,
the step 1 comprises the following steps:
step 11: acquiring a plurality of LAN-WANs contained in the SD-WAN and a plurality of network nodes contained in each LAN-WAN;
step 12: establishing a corresponding sub-network according to a plurality of network nodes contained in each LAN-WAN;
step 13: according to the logic relation between different LANs-WANs, laying out sub-networks to obtain a network layout diagram;
step 14: and acquiring a server corresponding to each network node, and establishing a network connection layout by combining the network layout.
In one embodiment of the present invention, in one possible implementation,
the step 2 comprises the following steps:
step 21: acquiring scheduling information corresponding to each server in a network connection layout, and analyzing the scheduling information to extract a tail end server without a lower level and a head end server without an upper level;
step 22: respectively acquiring a superior server corresponding to each end server, recording as a first server, and acquiring the superior server corresponding to the first server, recording as a second server until a head-end server is acquired;
step 23: and establishing a relationship corresponding list according to the upper-lower relationship among different servers.
In one embodiment of the present invention, in one possible implementation,
the step 3 comprises the following steps:
step 31: collecting a transmission command corresponding to each server, performing first analysis on the transmission command to obtain a data packet generated by the corresponding server, sequencing the servers according to the data quantity in the data packet, and establishing transmission priority for each server;
step 32: performing second analysis on the transmission command to obtain receiving servers corresponding to the data packets, counting the number of the data packets received by each receiving server, sequencing the receiving servers according to the number of the received data packets, and establishing receiving priority for each receiving server;
step 33: marking the priority corresponding to each server on a network connection layout, acquiring a target server with the highest priority and a target receiving server corresponding to the target server, marking the rest servers as servers to be connected, combining a relation corresponding list to acquire a plurality of transmission paths between the target server and the target receiving server, sequentially acquiring a plurality of transmission paths between each server to be connected and the corresponding receiving server, and establishing a transmission path corresponding list.
In one embodiment of the present invention, in one possible implementation,
step 4 comprises:
step 41: establishing a virtual network model according to the network connection layout, and marking a plurality of virtual transmission paths corresponding to each virtual server in the virtual network model;
step 42: inputting detection data packets for virtual transmission paths corresponding to each virtual server respectively, obtaining virtual transmission time length corresponding to each virtual transmission path, and sequentially sequencing the virtual transmission paths corresponding to the same virtual server based on the virtual transmission time length to obtain a path sequence corresponding to each virtual server;
step 43: selecting a first virtual transmission path in each path sequence in the virtual network model, and transmitting detection data packets through each virtual transmission path respectively; extracting a target first virtual transmission path with failed transmission, acquiring a target path sequence corresponding to the target first virtual transmission path, and extracting a second virtual transmission path from the target path sequence;
step 44: the second virtual transmission path is used for replacing the corresponding target first virtual transmission path, detection data packets are respectively transmitted, and if the current virtual transmission path comprises a virtual path with transmission failure, the corresponding next virtual transmission path is selected in a circulating mode until each current virtual transmission path selected in the virtual network model successfully transmits the detection data packets;
step 45: the method comprises the steps of obtaining current virtual transmission paths marked in a virtual network model, obtaining actual transmission paths corresponding to each current virtual transmission path, recording the actual transmission paths as target transmission paths, and transmitting data packets to corresponding receiving servers by using the corresponding target transmission paths through a control server.
In one embodiment of the present invention, in one possible implementation,
step 21 comprises:
step 211: server channel information corresponding to each server in the network layout is respectively obtained;
step 212: analyzing the server channel information to obtain historical receiving-transmitting information of each server and server replacement information, and establishing scheduling information;
step 213: respectively traversing first sub-information and last sub-information corresponding to each piece of scheduling information, and extracting first scheduling information without the first sub-information and second scheduling information without the last sub-information;
step 214: the first server corresponding to the first scheduling information is acquired and is marked as a head-end server, and the second server corresponding to the second scheduling information is acquired and is marked as a tail-end server.
In one embodiment of the present invention, in one possible implementation,
further comprises:
acquiring a target transmission path between each server and a receiving server, and counting the used time length corresponding to each target transmission path;
selecting a target transmission path with a used time length longer than a preset time length and the maximum used time length, and marking the target transmission path as a high-quality target transmission path;
when the control server transmits the data packet, the corresponding high-quality target transmission path is preferentially selected.
In one embodiment of the present invention, in one possible implementation,
further comprises:
when one server transmits data packets to a plurality of receiving servers respectively, a target transmission path between the server and each receiving server is acquired, and synchronous transmission is performed.
In one embodiment of the present invention, in one possible implementation,
step 13, including:
step 131: acquiring network topology data of each LAN-WAN;
step 132: analyzing the network topology data to obtain a data input end and a data output end of each LAN-WAN;
step 133: obtaining a connection mode of a data input end and a data output end of a LAN-WAN with a connection relation to obtain logic relations among different LANs;
step 134: and laying out the sub-network corresponding to each LAN-WAN according to the logic relation among different LANs-WANs to generate a network layout diagram.
In one embodiment of the present invention, in one possible implementation,
further comprises:
tracking real-time transmission information corresponding to each data packet in the process that the server transmits the data packet to a corresponding receiving server by utilizing a corresponding target transmission path;
analyzing the real-time transmission information to obtain the transmission progress of the corresponding data packet;
when the transmission progress of the data packet in the preset time period is smaller than the preset transmission progress, determining that the corresponding target transmission path fails, selecting a new transmission path to replace the target transmission path, and transmitting the data packet to the corresponding receiving server by the control server through the replaced target transmission path.
The invention has the beneficial effects that: in order to avoid work disorder of each server in the SD-WAN, firstly, counting servers with connection relation with the SD-WAN, establishing a network connection layout, then analyzing a transmission path of each server for transmitting data packets according to the upper and lower relation among different servers, then selecting a transmission path control server with the highest transmission speed to transmit the data packets to a receiving server through a target transmission path, completing data transmission work, transmitting through different transmission paths, further achieving the purpose of transmitting and shunting through different paths, and improving time transmission efficiency in the SD-WAN.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of a workflow of an intelligent distribution method based on SD-WAN according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a workflow of step 1 of an intelligent distribution method based on SD-WAN according to an embodiment of the present invention;
fig. 3 is a schematic workflow diagram of step 2 of an intelligent distribution method based on SD-WAN in an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Example 1
The embodiment provides an intelligent shunting method based on SD-WAN, as shown in FIG. 1, comprising the following steps:
step 1: acquiring all servers with connection relation with the SD-WAN, and establishing a network connection layout;
step 2: obtaining upper and lower level relations among different servers according to network connection layout, and establishing a relation corresponding list;
step 3: collecting data packets generated by each server, determining a receiving server corresponding to the data packets, and marking a plurality of transmission paths which are communicated with each server and the receiving server on a network connection layout by combining a relation corresponding list;
step 4: and selecting a transmission path with the highest transmission speed from each server to the corresponding receiving server, recording the transmission path as a target transmission path, and transmitting the data packet to the corresponding receiving server by using the corresponding target transmission path by the control server.
In this example, SD-WAN represents a software defined wide area network;
in this example, the server represents the device that has been accessed into the SD-WAN;
in this example, the data packet is composed of a plurality of pieces of digital information, and if one server generates only one piece of digital information, the piece of digital information is referred to as a data packet;
in this example, the network connection map represents a map of servers in all access SD-WANs;
in this example, the upper-lower relationship indicates a relationship between transmission and reception between different servers;
in this example, the receiving server is a server connected in the SD-WAN, and one server can act as both receiving and transmitting work;
in this example, the transmission path represents a transmission path that may be executed when transmitting a data packet from one server to another, for example, a server a generates a data packet s to transmit the data packet s to a server h, where the server a is connected to a server b, a server c, and a server d respectively, and where the server b and the server d are connected to the server h respectively, there are two paths for transmitting the data packet s from the server a to the server h, and one is: server a-server b-server h, the other is: server a-server d-server h;
in this example, a server may transmit data packets to one or more receiving servers, where there are a plurality of transmission paths between the server and each receiving server, and where there is an entry transmission path between the server and each receiving server.
The working principle of the technical scheme has the beneficial effects that: in order to avoid work disorder of each server in the SD-WAN, firstly, counting servers with connection relation with the SD-WAN, establishing a network connection layout, then analyzing a transmission path of each server for transmitting data packets according to the upper and lower relation among different servers, then selecting a transmission path control server with the highest transmission speed to transmit the data packets to a receiving server through a target transmission path, completing data transmission work, transmitting through different transmission paths, further achieving the purpose of transmitting and shunting through different paths, and improving time transmission efficiency in the SD-WAN.
Example 2
On the basis of embodiment 1, the intelligent distribution method based on SD-WAN, as shown in fig. 2, step 1 includes:
step 11: acquiring a plurality of LAN-WANs contained in the SD-WAN and a plurality of network nodes contained in each LAN-WAN;
step 12: establishing a corresponding sub-network according to a plurality of network nodes contained in each LAN-WAN;
step 13: according to the logic relation between different LANs-WANs, laying out sub-networks to obtain a network layout diagram;
step 14: and acquiring a server corresponding to each network node, and establishing a network connection layout by combining the network layout.
In this example, LAN-WAN means one of the SD-WANs;
in this example, the subnetwork represents a network of different devices in a local area network;
in this example, the logical relationship includes: bus topology, ring topology, single ring topology, double ring topology, star topology, extended star topology, interconnect topology, partial interconnect topology;
in this example, the network layout representation reflects the connection between different devices in a local area network.
The working principle of the technical scheme has the beneficial effects that: in order to obtain the basic information of the SD-WAN before the SD-WAN is shunted, the layout of each local area network is firstly established, and then the layout of the local area networks is integrated, so that a network connection layout diagram can be obtained, and the preparation work of shunting is realized.
Example 3
Based on embodiment 1, the intelligent diversion method based on SD-WAN, step 2, includes:
step 21: acquiring scheduling information corresponding to each server in a network connection layout, and analyzing the scheduling information to extract a tail end server without a lower level and a head end server without an upper level;
step 22: respectively acquiring a superior server corresponding to each end server, recording as a first server, and acquiring the superior server corresponding to the first server, recording as a second server until a head-end server is acquired;
step 23: and establishing a relationship corresponding list according to the upper-lower relationship among different servers.
In this example, the schedule information indicates information generated by a server exchanging work positions at different times and performing normal work, and working for a history of time;
in this example, the end server represents a server at the end of the network in the SD-WAN;
in this example, the first segment server represents the server of the first segment of the network in the SD-WAN.
The working principle of the technical scheme has the beneficial effects that: by analyzing the scheduling information of each server, the upper and lower relationships between each server and other servers can be obtained, so that the relationship among a series of servers is obtained in a traversing manner, a relationship corresponding list is established, and a basis is established for the subsequent establishment of a transmission path.
Example 4
Based on embodiment 1, the intelligent diversion method based on SD-WAN, step 3 includes:
step 31: collecting a transmission command corresponding to each server, performing first analysis on the transmission command to obtain a data packet generated by the corresponding server, sequencing the servers according to the data quantity in the data packet, and establishing transmission priority for each server;
step 32: performing second analysis on the transmission command to obtain receiving servers corresponding to the data packets, counting the number of the data packets received by each receiving server, sequencing the receiving servers according to the number of the received data packets, and establishing receiving priority for each receiving server;
step 33: marking the priority corresponding to each server on a network connection layout, acquiring a target server with the highest priority and a target receiving server corresponding to the target server, marking the rest servers as servers to be connected, combining a relation corresponding list to acquire a plurality of transmission paths between the target server and the target receiving server, sequentially acquiring a plurality of transmission paths between each server to be connected and the corresponding receiving server, and establishing a transmission path corresponding list.
In this example, the transmission command indicates a command for one server to transmit a data packet to another server, wherein the command includes the data packet and a transmission instruction, and the transmission direction and the transmission purpose are determined in the transmission instruction;
in this example, the transmission priority means a priority to transmit a data packet having a large data amount preferentially in transmitting the data packet, and thus the priority is set;
in this example, the first parsing means an operation of acquiring a packet from a transmission command;
in this example, the second parsing represents an operation of acquiring a transmission instruction from the transmission command;
in this example, the reception priority indicates a priority set up by preferentially transmitting, during reception of the data packets, to the reception server having a large number of received data packets;
in this example, the highest priority destination server represents a server in the SD-WAN that has the largest sum of transmission priority and reception priority;
in this example, the target receiving server is also in the SD-WAN, and is the object of the target server to transmit the data packet;
in this example, the purpose of establishing the priority is to: determining the workload of each server through the priority, and then determining the working sequence of different servers;
in this example, the transmission path correspondence list represents a table in which transmission paths between all servers and their receiving servers are counted.
The working principle of the technical scheme has the beneficial effects that: in order to realize data transmission, a priority is established for each server by analyzing a transmission command of each server, then each server is marked with priority according to the height of the priority, finally a transmission path is established for each server in sequence according to the height of the priority, and then the transmission paths of each server are counted to obtain a transmission path corresponding list, and a basis is provided for selecting a target transmission path for data packet transmission.
Example 5
Based on embodiment 1, the intelligent diversion method based on SD-WAN, step 4 includes:
step 41: establishing a virtual network model according to the network connection layout, and marking a plurality of virtual transmission paths corresponding to each virtual server in the virtual network model;
step 42: inputting detection data packets for virtual transmission paths corresponding to each virtual server respectively, obtaining virtual transmission time length corresponding to each virtual transmission path, and sequentially sequencing the virtual transmission paths corresponding to the same virtual server based on the virtual transmission time length to obtain a path sequence corresponding to each virtual server;
step 43: selecting a first virtual transmission path in each path sequence in the virtual network model, and transmitting detection data packets through each virtual transmission path respectively; extracting a target first virtual transmission path with failed transmission, acquiring a target path sequence corresponding to the target first virtual transmission path, and extracting a second virtual transmission path from the target path sequence;
step 44: the second virtual transmission path is used for replacing the corresponding target first virtual transmission path, detection data packets are respectively transmitted, and if the current virtual transmission path comprises a virtual path with transmission failure, the corresponding next virtual transmission path is selected in a circulating mode until each current virtual transmission path selected in the virtual network model successfully transmits the detection data packets;
step 45: the method comprises the steps of obtaining current virtual transmission paths marked in a virtual network model, obtaining actual transmission paths corresponding to each current virtual transmission path, recording the actual transmission paths as target transmission paths, and transmitting data packets to corresponding receiving servers by using the corresponding target transmission paths through a control server.
In this example, the virtual network model represents a network model built in the virtual space in conformity with the network connection map;
in this example, the virtual transmission path represents a transmission path between different virtual devices acquired in the virtual space;
in this example, the detection packet represents a unit packet for detecting the transmission speed of the virtual transmission path, which is substantially a short-time data;
in this example, the path sequence represents all paths of the detection data packet sent by one virtual server to the corresponding virtual receiving server;
in this example, the first virtual transmission path represents a virtual transmission path having a transmission speed at a first bit in one path sequence, and the second virtual transmission path represents a virtual transmission path having a transmission speed at a second bit in one path sequence, wherein "first" and "second" represent positions of the virtual transmission path in the path sequence;
in this example, the current virtual transmission path represents the virtual transmission path of the first transmittable packet selected in the path sequence.
The working principle of the technical scheme has the beneficial effects that: in order to avoid data blocking and realize quick distribution, a virtual network model is established before transmission, virtual transmission paths corresponding to each virtual server are marked in the model, detection data packets are sent to each virtual transmission path, so that virtual transmission time length corresponding to each virtual transmission path can be detected, virtual transmission paths can be sequenced according to the transmission time length to obtain a path sequence, paths with the highest transmission speed in each path sequence are sequentially selected for synchronous transmission, so that the fact that the paths are blocked mutually and data loss occurs when the paths work simultaneously can be known through synchronous transmission experiments, and finally, a target transmission path is selected for each server through continuous replacement of the paths, so that normal transmission of the data packets is ensured.
Example 6
Based on embodiment 3, the intelligent diversion method based on SD-WAN, step 21 includes:
step 211: server channel information corresponding to each server in the network layout is respectively obtained;
step 212: analyzing the server channel information to obtain historical receiving-transmitting information of each server and server replacement information, and establishing scheduling information;
step 213: respectively traversing first sub-information and last sub-information corresponding to each piece of scheduling information, and extracting first scheduling information without the first sub-information and second scheduling information without the last sub-information;
step 214: the first server corresponding to the first scheduling information is acquired and is marked as a head-end server, and the second server corresponding to the second scheduling information is acquired and is marked as a tail-end server.
In this example, the server channel information represents basic information of a channel through which a server transmits data;
in this example, the history information indicates information that a server receives data and transmits data.
The working principle of the technical scheme has the beneficial effects that: the method comprises the steps of determining scheduling information corresponding to each server by analyzing server channel information corresponding to each server, determining whether the server belongs to an end server according to first sub-information and last sub-information of the scheduling information, and finally determining the attribute of the end server, so that a first-segment server and a terminal server are obtained, and a transmission path is established as a basis after the bits are established.
Example 7
Based on embodiment 1, the intelligent diversion method based on SD-WAN further includes:
acquiring a target transmission path between each server and a receiving server, and counting the used time length corresponding to each target transmission path;
selecting a target transmission path with a used time length longer than a preset time length and the maximum used time length, and marking the target transmission path as a high-quality target transmission path;
when the control server transmits the data packet, the corresponding high-quality target transmission path is preferentially selected.
The working principle of the technical scheme has the beneficial effects that: and determining a high-quality target transmission server between the server and the receiving server by monitoring the used time length of each target transmission path between the two servers, and preferentially selecting the high-quality target transmission path in the subsequent transmission work so as to reduce the transmission time length.
Example 8
Based on embodiment 1, the intelligent diversion method based on SD-WAN further includes:
when one server transmits data packets to a plurality of receiving servers respectively, a target transmission path between the server and each receiving server is acquired, and synchronous transmission is performed.
The working principle of the technical scheme has the beneficial effects that: in order to realize synchronous transmission, when one server and a plurality of receiving servers transmit data packets, corresponding target transmission paths are selected, and transmission work is performed at the same time, so that data blocking is avoided.
Example 9
Based on embodiment 2, the intelligent diversion method based on SD-WAN, step 13, includes:
step 131: acquiring network topology data of each LAN-WAN;
step 132: analyzing the network topology data to obtain a data input end and a data output end of each LAN-WAN;
step 133: obtaining a connection mode of a data input end and a data output end of a LAN-WAN with a connection relation to obtain logic relations among different LANs;
step 134: and laying out the sub-network corresponding to each LAN-WAN according to the logic relation among different LANs-WANs to generate a network layout diagram.
In this example, the network topology data represents the network connection relationship of each server in the LAN-WAN with other servers;
in this example, the data input represents a port of one LAN-WAN that receives data from the other LAN-WAN;
in this example, the data output represents the port of one LAN-WAN that sends data to the other LAN-WAN.
The working principle of the technical scheme has the beneficial effects that: the connection mode between different local area networks is determined by analyzing the network topology data of each local area network, and then the network layout can be carried out according to the logic relation between the different local area networks, so that the local layout is realized to the comprehensive layout.
Example 10
Based on embodiment 5, the intelligent diversion method based on SD-WAN further includes:
tracking real-time transmission information corresponding to each data packet in the process that the server transmits the data packet to a corresponding receiving server by utilizing a corresponding target transmission path;
analyzing the real-time transmission information to obtain the transmission progress of the corresponding data packet;
when the transmission progress of the data packet in the preset time period is smaller than the preset transmission progress, determining that the corresponding target transmission path fails, selecting a new transmission path to replace the target transmission path, and transmitting the data packet to the corresponding receiving server by the control server through the replaced target transmission path.
The working principle of the technical scheme has the beneficial effects that: in order to avoid the phenomenon of channel blocking in the process of data packets, the transmission progress of the data packets is monitored in the process of data transmission, so that the effectiveness of a target transmission path can be reflected laterally, a new transmission path is selected again under the necessary condition, the new transmission path replaces the target transmission path, the transmission work is executed again, and the effective transmission of the data packets is ensured.
Example 11
Based on embodiment 1, the intelligent diversion method based on SD-WAN further includes:
after the servers send data packets to the corresponding receiving servers through the target transmission paths, acquiring the data packets sent by each server and the transmission packets received by the receiving servers;
acquiring a first corresponding relation between a server and a receiving server;
establishing a second corresponding relation between the data packet and the transmission packet based on the first corresponding relation;
recording the data packet and the transmission packet with the second corresponding relation as a packet combination;
analyzing the data packets and the corresponding transmission packets in the same packet combination to obtain a plurality of corresponding data information and a plurality of transmission information;
calculating the data similarity between the data packet and the transmission packet in the same packet combination by using the formula (1);
wherein, the liquid crystal display device comprises a liquid crystal display device,
representing the data similarity between data packets and transport packets in the same packet combination,/for the data packets>
Represents the i-th data information,>
representing the ith transmission information,/->
Indicating allowable error +_>
Representing the transmission effective transmission rate of the server when transmitting the ith data information,/for the transmission of the ith data information>
Indicating the average transmission efficiency of the server when transmitting data packets,/->
Representing the effective receiving rate of the receiving server when receiving the ith data information,/for the receiving server>
Indicating the average receiving efficiency of the receiving server when receiving the data packets, n indicating the total number of the data packets and the total number of the transmission packets;
acquiring a calculation result of the formula (1), and when the data similarity between the data packet and the transmission packet in the same packet combination is smaller than a preset similarity, acquiring a corresponding packet combination, and recording the corresponding packet combination as a packet combination to be adjusted;
obtaining a to-be-tuned server and a to-be-tuned receiving server corresponding to the to-be-tuned packet combination according to the first corresponding relation and the second corresponding relation;
and adjusting a target transmission path between the server and the to-be-adjusted receiving server until the data similarity between the data packet and the transmission packet is greater than the preset similarity.
In this example, the preset similarity is 98%.
The working principle of the technical scheme has the beneficial effects that: in order to make the data before and after transmission consistent, avoiding the messy code generated by the data, firstly acquiring the data packet and the transmission packet which are transmitted successively, then dividing the data packet and the transmission packet into a plurality of data information and transmission information, and comparing the data information and the transmission information one by one, so that the corresponding data similarity can be obtained, finally analyzing whether the target transmission paths between different servers and the receiving server are effective or not according to the data similarity, correcting the transmission paths if necessary, effectively avoiding the data loss, ensuring the consistency of the data of the transmitting end and the receiving end, and realizing high-precision distribution.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. An intelligent distribution method based on SD-WAN, which is characterized by comprising the following steps:
step 1: acquiring all servers with connection relation with the SD-WAN, and establishing a network connection layout;
step 2: obtaining upper and lower level relations among different servers according to network connection layout, and establishing a relation corresponding list;
step 3: collecting data packets generated by each server, determining a receiving server corresponding to the data packets, and marking a plurality of transmission paths which are communicated with each server and the receiving server on a network connection layout by combining a relation corresponding list;
step 4: and selecting a transmission path with the highest transmission speed from each server to the corresponding receiving server, recording the transmission path as a target transmission path, and transmitting the data packet to the corresponding receiving server by using the corresponding target transmission path by the control server.
2. The intelligent distribution method based on SD-WAN as claimed in claim 1, wherein step 1 comprises:
step 11: acquiring a plurality of LAN-WANs contained in the SD-WAN and a plurality of network nodes contained in each LAN-WAN;
step 12: establishing a corresponding sub-network according to a plurality of network nodes contained in each LAN-WAN;
step 13: according to the logic relation between different LANs-WANs, laying out sub-networks to obtain a network layout diagram;
step 14: and acquiring a server corresponding to each network node, and establishing a network connection layout by combining the network layout.
3. The intelligent distribution method based on SD-WAN as set forth in claim 1, wherein step 2 comprises:
step 21: acquiring scheduling information corresponding to each server in a network connection layout, and analyzing the scheduling information to extract a tail end server without a lower level and a head end server without an upper level;
step 22: respectively acquiring a superior server corresponding to each end server, recording as a first server, and acquiring the superior server corresponding to the first server, recording as a second server until a head-end server is acquired;
step 23: and establishing a relationship corresponding list according to the upper-lower relationship among different servers.
4. The intelligent distribution method based on SD-WAN as set forth in claim 1, wherein step 3 comprises:
step 31: collecting a transmission command corresponding to each server, performing first analysis on the transmission command to obtain a data packet generated by the corresponding server, sequencing the servers according to the data quantity in the data packet, and establishing transmission priority for each server;
step 32: performing second analysis on the transmission command to obtain receiving servers corresponding to the data packets, counting the number of the data packets received by each receiving server, sequencing the receiving servers according to the number of the received data packets, and establishing receiving priority for each receiving server;
step 33: marking the priority corresponding to each server on a network connection layout, acquiring a target server with the highest priority and a target receiving server corresponding to the target server, marking the rest servers as servers to be connected, combining a relation corresponding list to acquire a plurality of transmission paths between the target server and the target receiving server, sequentially acquiring a plurality of transmission paths between each server to be connected and the corresponding receiving server, and establishing a transmission path corresponding list.
5. The intelligent distribution method based on SD-WAN as set forth in claim 1, wherein step 4 comprises:
step 41: establishing a virtual network model according to the network connection layout, and marking a plurality of virtual transmission paths corresponding to each virtual server in the virtual network model;
step 42: inputting detection data packets for virtual transmission paths corresponding to each virtual server respectively, obtaining virtual transmission time length corresponding to each virtual transmission path, and sequentially sequencing the virtual transmission paths corresponding to the same virtual server based on the virtual transmission time length to obtain a path sequence corresponding to each virtual server;
step 43: selecting a first virtual transmission path in each path sequence in the virtual network model, and transmitting detection data packets through each virtual transmission path respectively; extracting a target first virtual transmission path with failed transmission, acquiring a target path sequence corresponding to the target first virtual transmission path, and extracting a second virtual transmission path from the target path sequence;
step 44: the second virtual transmission path is used for replacing the corresponding target first virtual transmission path, detection data packets are respectively transmitted, and if the current virtual transmission path comprises a virtual path with transmission failure, the corresponding next virtual transmission path is selected in a circulating mode until each current virtual transmission path selected in the virtual network model successfully transmits the detection data packets;
step 45: the method comprises the steps of obtaining current virtual transmission paths marked in a virtual network model, obtaining actual transmission paths corresponding to each current virtual transmission path, recording the actual transmission paths as target transmission paths, and transmitting data packets to corresponding receiving servers by using the corresponding target transmission paths through a control server.
6. A smart distribution method based on SD-WAN as claimed in claim 3, wherein step 21 comprises:
step 211: server channel information corresponding to each server in the network layout is respectively obtained;
step 212: analyzing the server channel information to obtain historical receiving-transmitting information of each server and server replacement information, and establishing scheduling information;
step 213: respectively traversing first sub-information and last sub-information corresponding to each piece of scheduling information, and extracting first scheduling information without the first sub-information and second scheduling information without the last sub-information;
step 214: the first server corresponding to the first scheduling information is acquired and is marked as a head-end server, and the second server corresponding to the second scheduling information is acquired and is marked as a tail-end server.
7. The intelligent distribution method based on SD-WAN as set forth in claim 1, further comprising:
acquiring a target transmission path between each server and a receiving server, and counting the used time length corresponding to each target transmission path;
selecting a target transmission path with a used time length longer than a preset time length and the maximum used time length, and marking the target transmission path as a high-quality target transmission path;
when the control server transmits the data packet, the corresponding high-quality target transmission path is preferentially selected.
8. The intelligent distribution method based on SD-WAN as set forth in claim 1, further comprising:
when one server transmits data packets to a plurality of receiving servers respectively, a target transmission path between the server and each receiving server is acquired, and synchronous transmission is performed.
9. The intelligent distribution method based on SD-WAN as claimed in claim 2, wherein step 13 comprises:
step 131: acquiring network topology data of each LAN-WAN;
step 132: analyzing the network topology data to obtain a data input end and a data output end of each LAN-WAN;
step 133: obtaining a connection mode of a data input end and a data output end of a LAN-WAN with a connection relation to obtain logic relations among different LANs;
step 134: and laying out the sub-network corresponding to each LAN-WAN according to the logic relation among different LANs-WANs to generate a network layout diagram.
10. The intelligent distribution method based on SD-WAN as set forth in claim 5, further comprising:
tracking real-time transmission information corresponding to each data packet in the process that the server transmits the data packet to a corresponding receiving server by utilizing a corresponding target transmission path;
analyzing the real-time transmission information to obtain the transmission progress of the corresponding data packet;
when the transmission progress of the data packet in the preset time period is smaller than the preset transmission progress, determining that the corresponding target transmission path fails, selecting a new transmission path to replace the target transmission path, and transmitting the data packet to the corresponding receiving server by the control server through the replaced target transmission path.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017139699A1 (en) * | 2016-02-10 | 2017-08-17 | Hughes Network Systems, Llc | System and method for policy-based multipath wan transports for improved quality of service over broadband networks |
| CN107682258A (en) * | 2017-09-27 | 2018-02-09 | 北京邮电大学 | A kind of multi-path network transmission method and device based on virtualization |
| CN108092888A (en) * | 2017-10-31 | 2018-05-29 | 华为技术有限公司 | A kind of transmission method based on Overlay networks, gateway and Transmission system |
| CN108449265A (en) * | 2018-02-05 | 2018-08-24 | 西安交通大学 | Path calculation method and device in a kind of SD-WAN environment |
| CN112217657A (en) * | 2019-07-11 | 2021-01-12 | 奇安信科技集团股份有限公司 | Data transmission method, data processing method, device and medium based on SD-WAN system |
| CN112953761A (en) * | 2021-01-26 | 2021-06-11 | 中国电子科技集团公司第七研究所 | Virtual-real resource mapping method for virtual network construction in multi-hop network |
| CN113595803A (en) * | 2021-08-09 | 2021-11-02 | 中宇联云计算服务(上海)有限公司 | Network system based on cloud network fusion and cloud optimization method thereof |
| CN113709892A (en) * | 2021-09-10 | 2021-11-26 | 深圳互联先锋科技有限公司 | SD-WAN (secure digital-Wide area network) -based pseudo-two-layer transmission method and system |
| CN114465945A (en) * | 2022-03-25 | 2022-05-10 | 江苏省未来网络创新研究院 | Identification analysis network construction method based on SDN |
| DE102021127361A1 (en) * | 2021-08-12 | 2023-02-16 | Hewlett Packard Enterprise Development Lp | SCALABLE SD-WAN TOPOLOGY AND ROUTE AUTOMATION |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10972379B2 (en) * | 2018-04-15 | 2021-04-06 | Versa Networks, Inc. | Application performance based path-selection |
| US11552886B2 (en) * | 2021-03-09 | 2023-01-10 | Cisco Technology, Inc. | Topology optimization in SD-WANs with path downgrading |
-
2023
- 2023-03-17 CN CN202310256875.7A patent/CN115987794B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017139699A1 (en) * | 2016-02-10 | 2017-08-17 | Hughes Network Systems, Llc | System and method for policy-based multipath wan transports for improved quality of service over broadband networks |
| CN107682258A (en) * | 2017-09-27 | 2018-02-09 | 北京邮电大学 | A kind of multi-path network transmission method and device based on virtualization |
| CN108092888A (en) * | 2017-10-31 | 2018-05-29 | 华为技术有限公司 | A kind of transmission method based on Overlay networks, gateway and Transmission system |
| CN108449265A (en) * | 2018-02-05 | 2018-08-24 | 西安交通大学 | Path calculation method and device in a kind of SD-WAN environment |
| CN112217657A (en) * | 2019-07-11 | 2021-01-12 | 奇安信科技集团股份有限公司 | Data transmission method, data processing method, device and medium based on SD-WAN system |
| CN112953761A (en) * | 2021-01-26 | 2021-06-11 | 中国电子科技集团公司第七研究所 | Virtual-real resource mapping method for virtual network construction in multi-hop network |
| CN113595803A (en) * | 2021-08-09 | 2021-11-02 | 中宇联云计算服务(上海)有限公司 | Network system based on cloud network fusion and cloud optimization method thereof |
| DE102021127361A1 (en) * | 2021-08-12 | 2023-02-16 | Hewlett Packard Enterprise Development Lp | SCALABLE SD-WAN TOPOLOGY AND ROUTE AUTOMATION |
| CN113709892A (en) * | 2021-09-10 | 2021-11-26 | 深圳互联先锋科技有限公司 | SD-WAN (secure digital-Wide area network) -based pseudo-two-layer transmission method and system |
| CN114465945A (en) * | 2022-03-25 | 2022-05-10 | 江苏省未来网络创新研究院 | Identification analysis network construction method based on SDN |
Non-Patent Citations (3)
| Title |
|---|
| Predicting Transient Downtime in Virtual Server Systems: An Efficient Sample Path Randomization Approach;AY Du et al.;《IEEE Transactions on Computers》;全文 * |
| 基于分段路由的跨域数据中心网络关键技术;张丁源;罗琴;;网络安全技术与应用(第02期);全文 * |
| 软件定义网络中基于分段路由的流量调度方法;董谦;李俊;马宇翔;韩淑君;;通信学报(第11期);全文 * |
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|---|---|
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