CN111064666A - Networking method and device - Google Patents
Networking method and device Download PDFInfo
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- CN111064666A CN111064666A CN201811201539.8A CN201811201539A CN111064666A CN 111064666 A CN111064666 A CN 111064666A CN 201811201539 A CN201811201539 A CN 201811201539A CN 111064666 A CN111064666 A CN 111064666A
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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
- H04L45/12—Shortest path evaluation
- H04L45/125—Shortest path evaluation based on throughput or bandwidth
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0073—Provisions for forwarding or routing, e.g. lookup tables
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0086—Network resource allocation, dimensioning or optimisation
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Abstract
The embodiment of the invention provides a networking method and a networking device, wherein the method comprises the following steps: determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in a network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room; and aiming at any two sink nodes to be built, determining the optimal route between the two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the routes of the original links, the route length and the fiber core utilization rate. The networking method and the networking device provided by the embodiment of the invention combine the selection of the convergent node and the selection of the optical cable route, combine the limiting factors of each dimension, automatically analyze and obtain the optimal convergent node and the optimal routing direction of the optical cable route, and achieve the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
Description
Technical Field
The embodiment of the invention relates to the technical field of mobile communication transmission, in particular to a networking method and a networking device.
Background
The transmission convergence network is a network used as a transmission channel, is generally configured under a switching network, a data network and a support network, and is a network for providing signal transmission and conversion, and belongs to a basic network of the three networks.
In the prior art, a transmission aggregation network is constructed in a passive mode, aggregation nodes are randomly selected manually according to the requirements of each area (or quiet area) to construct node coverage, and routing can be achieved through manual random selection in the aspect of optical cable routing.
In the networking mode in the prior art, the phenomena of unreasonable networking and network resource planning design exist in the network construction period, and meanwhile, with the rapid increase of the network scale and users, the transmission network can also be adjusted appropriately to adapt to the development requirements of services, and unreasonable resource adjustment phenomena also exist in the process. The network load of the built aggregation ring node is unbalanced, for example, the load of a part of the region is always in a long-term low-load state, while the load of another part of the region is often in a high-load state, and emergency capacity expansion often occurs to passively meet the requirement of service access, or the investment of the network is excessively wasted due to repeated construction. And the bandwidth utilization rate of the network is low, and the safety and the reliability of the network are low.
Disclosure of Invention
It is an object of embodiments of the present invention to provide a networking method and apparatus that overcomes, or at least partially solves, the above mentioned problems.
In order to solve the foregoing technical problem, in one aspect, an embodiment of the present invention provides a networking method, including:
determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in a network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room;
and aiming at any two sink nodes to be built, determining the optimal route between the two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the routes of the original links, the route length and the fiber core utilization rate.
In another aspect, an embodiment of the present invention provides a networking apparatus, including:
the sink node determining module is used for determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in the network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room;
and the route determining module is used for determining the optimal route between any two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the route of the original link, the route length and the fiber core utilization rate.
In another aspect, an embodiment of the present invention provides an electronic device, including:
the processor and the memory are communicated with each other through a bus; the memory stores program instructions executable by the processor, which when called by the processor are capable of performing the methods described above.
In yet another aspect, the present invention provides a non-transitory computer readable storage medium, on which a computer program is stored, which when executed by a processor, implements the above-mentioned method.
The networking method and the networking device provided by the embodiment of the invention combine the selection of the convergent node and the selection of the optical cable route, combine the limiting factors of each dimension, automatically analyze and obtain the optimal convergent node and the optimal routing direction of the optical cable route, and achieve the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
Drawings
Fig. 1 is a schematic diagram of a networking method according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a networking apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic diagram of a networking method according to an embodiment of the present invention, and as shown in fig. 1, an implementation subject of the networking method according to the embodiment of the present invention is a networking device, and the method includes:
step S101, determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in a network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room;
step S102, aiming at any two sink nodes to be built, determining the optimal route between the two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the route of the original link, the route length and the fiber core utilization rate.
Specifically, a transmission aggregation network is a network used as a transmission channel, an area covered by one transmission aggregation network can be divided into a plurality of sub-areas according to a certain rule, for example, the network coverage area can be divided into a plurality of sub-areas according to administrative divisions, each sub-area is provided with a plurality of aggregation machine rooms, aggregation equipment is installed in each aggregation machine room, different aggregation equipment are physically connected through an optical cable and logically connected through configured reachable routes, and thus the transmission aggregation network is formed. Each convergence machine room or each convergence machine room is provided with convergence equipment which can be used as a convergence node of the transmission convergence network.
The networking method provided by the embodiment of the invention fully utilizes resources in the existing network, and determines the preset number of sink nodes to be built according to the total bandwidth utilization rate of the original sink devices in each sink machine room in the network coverage area, the space capacity of each sink machine room and the power supply capacity of each sink machine room, wherein the preset number is equal to the number of sink nodes to be built in the network coverage area according to planning requirements. The space capacity refers to a remaining space in the convergence room where the cabinet can be used to install a new convergence device. The power supply capacity refers to the capacity of a power supply which can be supplied by the convergence machine room for the new convergence equipment.
For example, in a certain city, 20 new aggregation nodes are built on the basis of an original network according to planning requirements, the 20 aggregation nodes form a network, 500 aggregation machine rooms are totally arranged in the range of the city covered by the original network, and aggregation equipment is installed in each aggregation machine room. In this step, 20 convergence machine rooms are determined according to the total bandwidth utilization rate of the original convergence devices in each convergence machine room of the 500 convergence machine rooms, the space capacity of each convergence machine room and the power supply capacity of each convergence machine room, and serve as 20 convergence nodes to be built, the determined 20 convergence machine rooms are the optimal convergence machine rooms, so that the problem of unbalanced network load can be solved, the utilization rate of resources is improved, and the requirement of service access is met.
After a preset number of sink nodes to be built are determined, for any two sink nodes to be built, according to the number of reachable routes between the two sink nodes to be built, the route of an original link between the two sink nodes to be built, the route lengths of different routes between the two sink nodes to be built and the fiber core utilization rates of the different routes between the two sink nodes to be built, the optimal route between the two sink nodes to be built is determined, and the optimal route between the two sink nodes to be built can ensure the safety and reliability of data transmission between the sink nodes and can meet the future service development requirement.
The networking method provided by the embodiment of the invention combines the selection of the convergent node and the selection of the optical cable route into consideration, combines the limiting factors of each dimension, automatically analyzes and obtains the optimal convergent node and the optimal routing trend of the optical cable route, and achieves the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
On the basis of the foregoing embodiment, further, determining a preset number of aggregation nodes to be built according to a total bandwidth utilization rate of original aggregation devices in each aggregation machine room in a network coverage area, a space capacity of each aggregation machine room, and a power supply capacity of each aggregation machine room specifically includes:
acquiring the total bandwidth utilization rate of original convergence equipment in each convergence machine room in the network coverage area;
taking the convergence machine room with the maximum total bandwidth utilization rate of the original convergence equipment in the network coverage area as a target convergence machine room, and taking the target convergence machine room as a convergence node to be built if the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room are judged to meet the requirement of the convergence node to be built;
if any one of the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room does not meet the requirement of the convergence nodes to be built through judgment, the total bandwidth utilization rate of the original convergence equipment in the network coverage area is inferior to that of the convergence machine room of the target convergence machine room only, the convergence machine room is used as a new target convergence machine room, whether the space capacity of the new target convergence machine room and the power supply capacity of the new target convergence machine room meet the requirement of the convergence nodes to be built or not is judged again until the preset number of the convergence nodes to be built is determined.
Specifically, according to the total bandwidth utilization rate of original convergence equipment in each convergence machine room in the network coverage area, the space capacity of each convergence machine room and the power supply capacity of each convergence machine room, the determined preset number of to-be-built convergence nodes can solve the problem of unbalanced network load, improve the utilization rate of resources, meet the requirement of service access, and specifically, the specific steps of determining the preset number of to-be-built convergence nodes are as follows:
the method comprises the steps of firstly, acquiring the total bandwidth utilization rate of original convergence equipment in each convergence machine room in a network coverage area, wherein the total bandwidth utilization rate is equal to the sum of the known bandwidth utilization rate and the pre-occupied bandwidth utilization rate, and calculating the pre-occupied bandwidth utilization rate according to the number of common mobile phone users, the number of large group customers, the number of government and enterprise enterprises, the number of new services and the number of new users in the area covered by the convergence equipment, so that the pre-coverage construction of the network can be carried out in advance for potential user demands, the experience of the users in the network aspect is improved, the problem of unbalanced network bearing is solved, the utilization rate of resources is improved, and the requirement of service access is met.
And then, taking the convergence machine room with the maximum total bandwidth utilization rate of the original convergence equipment as a target convergence machine room, and if the judgment result shows that the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room both meet the requirement of the convergence node to be built, taking the target convergence machine room as the convergence node to be built.
If any one of the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room does not meet the requirement of the convergence node to be built, the total bandwidth utilization rate of the original convergence equipment in the network coverage area is second only to the convergence machine room of the target convergence machine room as a new target convergence machine room, and whether the space capacity of the new target convergence machine room and the power supply capacity of the new target convergence machine room meet the requirement of the convergence node to be built is judged again.
And if the space capacity of the new target convergence machine room and the power supply capacity of the new target convergence machine room are judged and obtained to meet the requirements of the sink node to be built, taking the new target convergence machine room as the sink node to be built.
And carrying out iterative processing according to the above mode until a preset number of to-be-built aggregation nodes are determined.
The method comprises the steps of judging whether the space capacity of a convergence machine room and the power supply capacity of the convergence machine room meet the requirements of the convergence nodes to be built or not, carrying out appropriate adjustment and expansion on the current convergence machine room, and if the space capacity of the current convergence machine room cannot meet the requirements of the convergence nodes to be built, adjusting the layout mode of equipment in the convergence machine room, and if the space capacity of the convergence machine room can meet the requirements of the convergence nodes to be built, considering that the space capacity of the convergence machine room can meet the requirements of the convergence nodes to be built.
Similarly, if the power supply capacity in the current state cannot meet the requirement of the sink node to be built, the capacity of the power supply of the sink machine room can be expanded, and if the power supply capacity of the sink machine room after expansion can meet the requirement of the sink node to be built, the power supply capacity of the sink machine room is considered to meet the requirement of the sink node to be built.
For example, in a certain city, 20 new aggregation nodes are built on the basis of an original network according to planning requirements, the 20 aggregation nodes form a network, 500 aggregation machine rooms are totally arranged in the range of the city covered by the original network, and aggregation equipment is installed in each aggregation machine room. Assuming that the total bandwidth utilization rates of the original aggregation devices in the 500 aggregation machine rooms are sorted from large to small, and the total bandwidth utilization rates of the original aggregation devices corresponding to the three aggregation machine rooms ranked most front are respectively 99%, 95% and 93%, the aggregation machine room with the total bandwidth utilization rate of the corresponding original aggregation device of 99% needs to be used as a target aggregation machine room, and if it is determined that the space capacity of the target aggregation machine room and the power supply capacity of the target aggregation machine room both meet the requirements of aggregation nodes to be built, the target aggregation machine room is used as one aggregation node to be built.
If any one of the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room does not meet the requirement of the convergence node to be built, the corresponding convergence machine room with the total bandwidth utilization rate of 95% of the original convergence equipment is used as a new target convergence machine room, and whether the space capacity of the new target convergence machine room and the power supply capacity of the new target convergence machine room meet the requirement of the convergence node to be built is judged again.
And (4) carrying out iterative processing according to the mode until 20 aggregation nodes to be built are determined.
The networking method provided by the embodiment of the invention combines the selection of the convergent node and the selection of the optical cable route into consideration, combines the limiting factors of each dimension, automatically analyzes and obtains the optimal convergent node and the optimal routing trend of the optical cable route, and achieves the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
On the basis of the foregoing embodiments, further, determining a preset number of aggregation nodes to be built according to a total bandwidth utilization rate of original aggregation devices in each aggregation machine room in a network coverage area, a space capacity of each aggregation machine room, and a power supply capacity of each aggregation machine room specifically includes:
acquiring the total bandwidth utilization rate of original convergence equipment in each convergence machine room in the network coverage area;
acquiring the average bandwidth utilization rate of each subarea in the network coverage area according to the total bandwidth utilization rate of the original convergence equipment in each convergence machine room in the network coverage area, wherein the average bandwidth utilization rate of the subarea is the average value of the total bandwidth utilization rate of the original convergence equipment in each convergence machine room in the subarea;
sequencing all sub-areas in the network coverage area according to the sequence of the average bandwidth utilization rate from large to small, taking each sub-area in the preset number of sub-areas with the average bandwidth utilization rate sequenced in the front as a target area, and respectively determining a sink node to be built from each target area.
Specifically, according to the total bandwidth utilization rate of original aggregation equipment in each aggregation machine room in the network coverage area, the space capacity of each aggregation machine room and the power supply capacity of each aggregation machine room, the determined preset number of aggregation nodes to be built can solve the problem of unbalanced network loading, improve the utilization rate of resources, meet the requirement of service access, and the specific steps of determining the preset number of aggregation nodes to be built can be as follows:
the method comprises the steps of firstly, acquiring the total bandwidth utilization rate of original convergence equipment in each convergence machine room in a network coverage area, wherein the total bandwidth utilization rate is equal to the sum of the known bandwidth utilization rate and the pre-occupied bandwidth utilization rate, and calculating the pre-occupied bandwidth utilization rate according to the number of common mobile phone users, the number of large group customers, the number of government and enterprise enterprises, the number of new services and the number of new users in the area covered by the convergence equipment, so that the pre-coverage construction of the network can be carried out in advance for potential user demands, the experience of the users in the network aspect is improved, the problem of unbalanced network bearing is solved, the utilization rate of resources is improved, and the requirement of service access is met.
Then, according to the total bandwidth utilization rate of the original aggregation equipment in each aggregation machine room in the network coverage area, obtaining the average bandwidth utilization rate of each sub-area in the network coverage area, wherein the average bandwidth utilization rate of the sub-area is the average value of the total bandwidth utilization rate of the original aggregation equipment in each aggregation machine room in the sub-area.
And sequencing all sub-areas in the network coverage area according to the sequence of the average bandwidth utilization rate from large to small, taking one sub-area in a preset number of sub-areas with the average bandwidth utilization rate sequenced at the front as a target area, respectively determining a sink node to be built from each target area, and totally determining the preset number of sink nodes to be built.
For example, in a certain city, 20 new aggregation nodes are built on the basis of an original network according to planning requirements, the 20 aggregation nodes form a network, 30 sub-areas and 500 aggregation machine rooms are arranged in the range of the city covered by the original network, and each sub-area is internally provided with a plurality of aggregation machine rooms which are all provided with aggregation equipment. And acquiring the average bandwidth utilization rate of each sub-area of the 30 sub-areas in the network coverage area according to the total bandwidth utilization rate of the original aggregation equipment in the 500 aggregation equipment rooms, wherein the average bandwidth utilization rate of the sub-areas is the average value of the total bandwidth utilization rate of the original aggregation equipment in each aggregation equipment room in the sub-area.
And sequencing the 30 sub-regions according to the descending order of the average bandwidth utilization rate, taking each sub-region in the 20 sub-regions with the highest average bandwidth utilization rate as a target region, respectively determining a sink node to be built from each target region, and determining 20 sink nodes to be built in total.
The method for determining the aggregation node to be established from each target area specifically comprises the following steps:
and for any target area, taking the convergence machine room with the maximum total bandwidth utilization rate of the original convergence equipment in the target area as a target convergence machine room, and if the judgment result shows that the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room both meet the requirements of the convergence nodes to be built, taking the target convergence machine room as a determined convergence node to be built in the target area.
If any one of the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room does not meet the requirement of the convergence node to be built, the total bandwidth utilization rate of the original convergence equipment in the target area is second only to the convergence machine room of the target convergence machine room as a new target convergence machine room, and whether the space capacity of the new target convergence machine room and the power supply capacity of the new target convergence machine room meet the requirement of the convergence node to be built is judged again until one convergence node to be built in the target area is determined.
For example, in a certain city, 20 new aggregation nodes are built on the basis of an original network according to planning requirements, the 20 aggregation nodes form a network, 30 sub-areas and 500 aggregation machine rooms are arranged in the range of the city covered by the original network, and each sub-area is internally provided with a plurality of aggregation machine rooms which are all provided with aggregation equipment. And acquiring the average bandwidth utilization rate of each sub-area of the 30 sub-areas in the network coverage area according to the total bandwidth utilization rate of the original aggregation equipment in the 500 aggregation equipment rooms, wherein the average bandwidth utilization rate of the sub-areas is the average value of the total bandwidth utilization rate of the original aggregation equipment in each aggregation equipment room in the sub-area.
And sequencing the 30 sub-regions according to the descending order of the average bandwidth utilization rate, taking each sub-region in the 20 sub-regions with the highest average bandwidth utilization rate as a target region, respectively determining a sink node to be built from each target region, and determining 20 sink nodes to be built in total.
Regarding a sub-area with the maximum average bandwidth utilization rate, regarding the sub-area as a target area, assuming that 8 convergence machine rooms are arranged in the target area, and in the sequence of the total bandwidth utilization rates of original convergence equipment in the 8 convergence machine rooms from large to small, the total bandwidth utilization rates of original convergence equipment corresponding to three convergence machine rooms ranked most front are respectively 99%, 95% and 93%, then firstly, a convergence machine room with the total bandwidth utilization rate of the corresponding original convergence equipment being 99% needs to be taken as a target convergence machine room, and if it is determined that the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room both meet the requirements of a convergence node to be built, taking the target convergence machine room as a determined convergence node to be built in the target area.
And if any one of the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room does not meet the requirement of the convergence node to be built, taking the corresponding convergence machine room with the total bandwidth utilization rate of 95% of the original convergence equipment as a new target convergence machine room, and judging whether the space capacity of the new target convergence machine room and the power supply capacity of the new target convergence machine room meet the requirement of the convergence node to be built again.
And carrying out iterative processing according to the mode until a to-be-built aggregation node in the target area is determined.
The networking method provided by the embodiment of the invention combines the selection of the convergent node and the selection of the optical cable route into consideration, combines the limiting factors of each dimension, automatically analyzes and obtains the optimal convergent node and the optimal routing trend of the optical cable route, and achieves the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
On the basis of the above embodiments, further, determining an optimal route between the two aggregation nodes to be established according to the number of reachable routes between the two aggregation nodes to be established, the original route, the route length, and the fiber core utilization ratio specifically includes:
acquiring a logical topology route between the two aggregation nodes to be built, and forming a route set table as a first route set table;
deleting the unreachable route in the first route set table, updating the first route set table and obtaining a second route set table;
if the number of the routes in the second route set table is larger than 1, deleting the routes in the second route set table, which are the same as the routes of the original link, and updating the second route set table to obtain a third route set table;
if the number of the routes in the third route set table is still larger than 1, deleting the routes with the route length larger than the preset length in the third route set table, and updating the third route set table to obtain a fourth route set table;
and if the number of the routes in the fourth route set table is judged to be larger than 1, selecting one route with the minimum fiber core utilization rate in the fourth route set table as the optimal route between the two aggregation nodes to be built.
Specifically, for any two sink nodes to be built, a logical topology route between the two sink nodes to be built needs to be acquired according to an end-to-end ring structure of a physical location, and a route set table is formed as a first route set table.
And then deleting the inaccessible route in the first route set table, updating the first route set table to obtain a second route set table, wherein the inaccessible route refers to an optical cable route with unavailable fiber core or an optical cable route without idle fiber, and deleting the inaccessible route in the route set table, so that the safety and reliability of the network can be improved.
If the number of the routes in the second route set table is larger than 1, the routes in the second route set table, which are the same as the routes of the original links, are deleted, the second route set table is updated, the third route set table is obtained, the routes in the route set table, which are the same as the routes of the original links, are deleted, and the safety and the reliability of the network can be improved.
If the number of the routes in the third route set table is still larger than 1, the routes with the route length larger than the preset length in the third route set table are deleted, the third route set table is updated, the fourth route set table is obtained, the preset length can be set according to practical application, for example, the preset length is set to 80 kilometers, the routes with the route length larger than the preset length in the route set table are deleted, and the safety and the reliability of the network can be improved.
If the number of the routes in the fourth route set table is judged and known to be still larger than 1, one route with the minimum fiber core utilization rate in the fourth route set table is selected as the optimal route between the two aggregation nodes to be built, and the route with the minimum fiber core utilization rate is selected as the optimal route, so that the safety and the reliability of the network are improved, and the current and future access requirements are met.
The networking method provided by the embodiment of the invention combines the selection of the convergent node and the selection of the optical cable route into consideration, combines the limiting factors of each dimension, automatically analyzes and obtains the optimal convergent node and the optimal routing trend of the optical cable route, and achieves the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
On the basis of the foregoing embodiments, further, after deleting an unreachable route in the first route set table, updating the first route set table, and obtaining the second route set table, the method further includes:
if the number of the routes in the second route set table is judged to be equal to 1, taking the only one route in the second route set table as the optimal route between the two sink nodes to be built;
and if the number of the routes in the second route set table is judged to be less than 1, the optical cable routes are expanded and constructed, the first route set table is updated, and the number of the routes in the updated first route set table is judged again.
Specifically, after an unreachable route in the first route set table is deleted, the first route set table is updated, and the second route set table is obtained, if the number of routes in the second route set table is judged to be equal to 1, a unique route in the second route set table is used as an optimal route between two aggregation nodes to be established.
And if the number of the routes in the second route set table is smaller than 1, expanding the optical cable routes, updating the first route set table, and judging the number of the routes in the updated first route set table again.
The networking method provided by the embodiment of the invention combines the selection of the convergent node and the selection of the optical cable route into consideration, combines the limiting factors of each dimension, automatically analyzes and obtains the optimal convergent node and the optimal routing trend of the optical cable route, and achieves the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
On the basis of the foregoing embodiments, further, after deleting a route in the second route set table that is the same as the route of the original link, and updating the second route set table to obtain a third route set table, the method further includes:
if the number of the routes in the third route set table is judged to be equal to 1, taking the only one route in the third route set table as the optimal route between the two to-be-built aggregation nodes;
and if the judgment result shows that the number of the routes in the third route set table is less than 1, the optical cable routes are expanded and constructed, the first route set table is updated, and the number of the routes in the updated first route set table is judged again.
Specifically, after deleting the route in the second route set table that is the same as the route of the original link, updating the second route set table, and obtaining the third route set table, if it is determined that the number of routes in the third route set table is equal to 1, taking the only one route in the third route set table as the optimal route between two aggregation nodes to be built.
And if the number of the routes in the third route set table is judged to be less than 1, the optical cable routes are expanded and built, the first route set table is updated, and the number of the routes in the updated first route set table is judged again.
The networking method provided by the embodiment of the invention combines the selection of the convergent node and the selection of the optical cable route into consideration, combines the limiting factors of each dimension, automatically analyzes and obtains the optimal convergent node and the optimal routing trend of the optical cable route, and achieves the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
On the basis of the foregoing embodiments, further, after deleting the route whose route length is greater than the preset length in the third route set table, and updating the third route set table to obtain a fourth route set table, the method further includes:
if the number of the routes in the fourth route set table is judged to be equal to 1, taking a unique route in the fourth route set table as the optimal route between the two aggregation nodes to be built;
and if the judgment result shows that the number of the routes in the fourth route set table is less than 1, the optical cable routes are expanded and constructed, the first route set table is updated, and the number of the routes in the updated first route set table is judged again.
Specifically, after deleting the routes with the route length greater than the preset length in the third route set table, updating the third route set table, and obtaining the fourth route set table, if it is determined that the number of routes in the fourth route set table is equal to 1, taking a unique route in the fourth route set table as the optimal route between two aggregation nodes to be established.
And if the number of the routes in the fourth route set table is smaller than 1, expanding the optical cable routes, updating the first route set table, and judging the number of the routes in the updated first route set table again.
The networking method provided by the embodiment of the invention combines the selection of the convergent node and the selection of the optical cable route into consideration, combines the limiting factors of each dimension, automatically analyzes and obtains the optimal convergent node and the optimal routing trend of the optical cable route, and achieves the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
Fig. 2 is a schematic diagram of a networking device according to an embodiment of the present invention, and as shown in fig. 2, the networking device according to the embodiment of the present invention is configured to execute the method described in any one of the foregoing embodiments, and specifically includes an aggregation node determining module 201 and a route determining module 202, where:
the sink node determining module 201 is configured to determine a preset number of sink nodes to be built according to a total bandwidth utilization rate of original sink devices in each sink machine room in a network coverage area, a space capacity of each sink machine room, and a power supply capacity of each sink machine room; the route determining module 202 is configured to determine, for any two sink nodes to be established, an optimal route between the two sink nodes to be established according to the number of reachable routes between the two sink nodes to be established, routes of original links, route lengths, and a fiber core utilization rate.
Specifically, a transmission aggregation network is a network used as a transmission channel, an area covered by one transmission aggregation network can be divided into a plurality of sub-areas according to a certain rule, for example, the network coverage area can be divided into a plurality of sub-areas according to administrative divisions, each sub-area is provided with a plurality of aggregation machine rooms, aggregation equipment is installed in each aggregation machine room, different aggregation equipment are physically connected through an optical cable and logically connected through configured reachable routes, and thus the transmission aggregation network is formed. Each convergence machine room or each convergence machine room is provided with convergence equipment which can be used as a convergence node of the transmission convergence network.
The networking device provided by the embodiment of the invention fully utilizes resources in the existing network, and firstly determines a preset number of sink nodes to be built through the sink node determining module 201 according to the total bandwidth utilization rate of original sink equipment in each sink machine room in the network coverage area, the space capacity of each sink machine room and the power supply capacity of each sink machine room, wherein the preset number is equal to the number of sink nodes to be built in the network coverage area according to planning requirements. The space capacity refers to a remaining space in the convergence room where the cabinet can be used to install a new convergence device. The power supply capacity refers to the capacity of a power supply which can be supplied by the convergence machine room for the new convergence equipment.
For example, in a certain city, 20 new aggregation nodes are built on the basis of an original network according to planning requirements, the 20 aggregation nodes form a network, 500 aggregation machine rooms are totally arranged in the range of the city covered by the original network, and aggregation equipment is installed in each aggregation machine room. In this step, 20 convergence machine rooms are determined according to the total bandwidth utilization rate of the original convergence devices in each convergence machine room of the 500 convergence machine rooms, the space capacity of each convergence machine room and the power supply capacity of each convergence machine room, and serve as 20 convergence nodes to be built, the determined 20 convergence machine rooms are the optimal convergence machine rooms, so that the problem of unbalanced network load can be solved, the utilization rate of resources is improved, and the requirement of service access is met.
After a preset number of sink nodes to be built are determined, for any two sink nodes to be built, the route determining module 202 determines an optimal route between the two sink nodes to be built according to the number of reachable routes between the two sink nodes to be built, the route of the original link between the two sink nodes to be built, the route lengths of different routes between the two sink nodes to be built, and the fiber core utilization rates of different routes between the two sink nodes to be built, wherein the optimal route between the two sink nodes to be built can ensure the safety and reliability of data transmission between the sink nodes, and can meet the future service development requirements.
Embodiments of the present invention provide a networking device, configured to execute the method described in any one of the above embodiments, where specific steps of executing the method described in any one of the above embodiments by using the device provided in this embodiment are the same as those in the corresponding embodiment described above, and are not described herein again.
The networking device provided by the embodiment of the invention combines the selection of the convergent node and the selection of the optical cable route into consideration, combines the limiting factors of each dimension, automatically analyzes and obtains the optimal convergent node and the optimal routing trend of the optical cable route, and achieves the purposes of fully mining the existing network resources and improving the safety, reliability and bandwidth utilization rate of the network so as to meet the existing and future service development requirements.
Fig. 3 is a schematic structural diagram of an electronic device according to an embodiment of the present invention, and as shown in fig. 3, the electronic device includes: a processor 301, a memory 302, and a bus 303;
the processor 301 and the memory 302 complete communication with each other through the bus 303;
determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in a network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room;
and aiming at any two sink nodes to be built, determining the optimal route between the two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the routes of the original links, the route length and the fiber core utilization rate.
Embodiments of the present invention provide a computer program product comprising a computer program stored on a non-transitory computer-readable storage medium, the computer program comprising program instructions that, when executed by a computer, enable the computer to perform the methods provided by the above-mentioned method embodiments, for example, including:
determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in a network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room;
and aiming at any two sink nodes to be built, determining the optimal route between the two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the routes of the original links, the route length and the fiber core utilization rate.
Embodiments of the present invention provide a non-transitory computer-readable storage medium, which stores computer instructions, where the computer instructions cause the computer to perform the methods provided by the above method embodiments, for example, the methods include:
determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in a network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room;
and aiming at any two sink nodes to be built, determining the optimal route between the two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the routes of the original links, the route length and the fiber core utilization rate.
Those of ordinary skill in the art will understand that: all or part of the steps for implementing the method embodiments may be implemented by hardware related to program instructions, and the program may be stored in a computer readable storage medium, and when executed, the program performs the steps including the method embodiments; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
The above-described embodiments of the apparatuses and devices are merely illustrative, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present 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 solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A networking method, comprising:
determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in a network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room;
and aiming at any two sink nodes to be built, determining the optimal route between the two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the routes of the original links, the route length and the fiber core utilization rate.
2. The method according to claim 1, wherein the determining a preset number of sink nodes to be built according to a total bandwidth utilization rate of original sink devices in each sink machine room in a network coverage area, a space capacity of each sink machine room, and a power supply capacity of each sink machine room specifically comprises:
acquiring the total bandwidth utilization rate of original convergence equipment in each convergence machine room in the network coverage area;
taking the convergence machine room with the maximum total bandwidth utilization rate of the original convergence equipment in the network coverage area as a target convergence machine room, and taking the target convergence machine room as a convergence node to be built if the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room are judged to meet the requirement of the convergence node to be built;
if any one of the space capacity of the target convergence machine room and the power supply capacity of the target convergence machine room does not meet the requirement of the convergence nodes to be built through judgment, the total bandwidth utilization rate of the original convergence equipment in the network coverage area is inferior to that of the convergence machine room of the target convergence machine room only, the convergence machine room is used as a new target convergence machine room, whether the space capacity of the new target convergence machine room and the power supply capacity of the new target convergence machine room meet the requirement of the convergence nodes to be built or not is judged again until the preset number of the convergence nodes to be built is determined.
3. The method according to claim 1, wherein the determining a preset number of sink nodes to be built according to a total bandwidth utilization rate of original sink devices in each sink machine room in a network coverage area, a space capacity of each sink machine room, and a power supply capacity of each sink machine room specifically comprises:
acquiring the total bandwidth utilization rate of original convergence equipment in each convergence machine room in the network coverage area;
acquiring the average bandwidth utilization rate of each subarea in the network coverage area according to the total bandwidth utilization rate of the original convergence equipment in each convergence machine room in the network coverage area, wherein the average bandwidth utilization rate of the subarea is the average value of the total bandwidth utilization rate of the original convergence equipment in each convergence machine room in the subarea;
sequencing all sub-areas in the network coverage area according to the sequence of the average bandwidth utilization rate from large to small, taking each sub-area in the preset number of sub-areas with the average bandwidth utilization rate sequenced in the front as a target area, and respectively determining a sink node to be built from each target area.
4. The method according to claim 1, wherein the determining an optimal route between the two aggregation nodes to be established according to the number of reachable routes between the two aggregation nodes to be established, the original route, the route length, and the fiber core utilization ratio specifically includes:
acquiring a logical topology route between the two aggregation nodes to be built, and forming a route set table as a first route set table;
deleting the unreachable route in the first route set table, updating the first route set table and obtaining a second route set table;
if the number of the routes in the second route set table is larger than 1, deleting the routes in the second route set table, which are the same as the routes of the original link, and updating the second route set table to obtain a third route set table;
if the number of the routes in the third route set table is still larger than 1, deleting the routes with the route length larger than the preset length in the third route set table, and updating the third route set table to obtain a fourth route set table;
and if the number of the routes in the fourth route set table is judged to be larger than 1, selecting one route with the minimum fiber core utilization rate in the fourth route set table as the optimal route between the two aggregation nodes to be built.
5. The method according to claim 4, wherein said deleting the unreachable route in the first route set table and updating the first route set table, and after obtaining the second route set table, further comprises:
if the number of the routes in the second route set table is judged to be equal to 1, taking the only one route in the second route set table as the optimal route between the two sink nodes to be built;
and if the number of the routes in the second route set table is judged to be less than 1, the optical cable routes are expanded and constructed, the first route set table is updated, and the number of the routes in the updated first route set table is judged again.
6. The method according to claim 4, wherein said deleting the same route as the original route in the second route set table, and updating the second route set table to obtain a third route set table, further comprises:
if the number of the routes in the third route set table is judged to be equal to 1, taking the only one route in the third route set table as the optimal route between the two to-be-built aggregation nodes;
and if the judgment result shows that the number of the routes in the third route set table is less than 1, the optical cable routes are expanded and constructed, the first route set table is updated, and the number of the routes in the updated first route set table is judged again.
7. The method according to claim 4, wherein the deleting the routes with the route length greater than the preset length in the third route set table and updating the third route set table to obtain a fourth route set table further comprises:
if the number of the routes in the fourth route set table is judged to be equal to 1, taking a unique route in the fourth route set table as the optimal route between the two aggregation nodes to be built;
and if the judgment result shows that the number of the routes in the fourth route set table is less than 1, the optical cable routes are expanded and constructed, the first route set table is updated, and the number of the routes in the updated first route set table is judged again.
8. A networking device, comprising:
the sink node determining module is used for determining a preset number of sink nodes to be built according to the total bandwidth utilization rate of original sink equipment in each sink equipment room in the network coverage area, the space capacity of each sink equipment room and the power supply capacity of each sink equipment room;
and the route determining module is used for determining the optimal route between any two sink nodes to be built according to the number of the reachable routes between the two sink nodes to be built, the route of the original link, the route length and the fiber core utilization rate.
9. An electronic device, comprising:
the processor and the memory are communicated with each other through a bus; the memory stores program instructions executable by the processor, the processor invoking the program instructions to perform the method of any of claims 1 to 7.
10. A non-transitory computer-readable storage medium having stored thereon a computer program, which, when executed by a processor, implements the method of any one of claims 1 to 7.
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