CN110635924A - SDN network virtualization subnet management system and method - Google Patents
SDN network virtualization subnet management system and method Download PDFInfo
- Publication number
- CN110635924A CN110635924A CN201810641456.4A CN201810641456A CN110635924A CN 110635924 A CN110635924 A CN 110635924A CN 201810641456 A CN201810641456 A CN 201810641456A CN 110635924 A CN110635924 A CN 110635924A
- Authority
- CN
- China
- Prior art keywords
- domain
- information
- link
- networking
- subnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 16
- 230000006855 networking Effects 0.000 claims abstract description 111
- 230000011218 segmentation Effects 0.000 claims abstract description 11
- 238000009825 accumulation Methods 0.000 claims description 6
- 238000007726 management method Methods 0.000 abstract description 43
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0893—Assignment of logical groups to network elements
Abstract
A SDN network virtualization sub-network management system comprises a network resource management unit, a network resource management unit and a network configuration unit, wherein the network resource management unit is used for acquiring and storing multi-level network data of domains, and the network data comprises networking information of the domains and equipment related information of the domains; the system comprises a user demand management unit, a demand management unit and a demand management unit, wherein the user demand management unit is used for acquiring and storing subnet demand information of a user, and the subnet demand information of the user comprises user attribute information and domain information of a demand subnet; and the link segmentation unit is used for acquiring the hub devices of two end domains and a higher domain of the subnet required by the user in the network according to the domain information of the required subnet in the user requirement management unit and the domain networking information in the network resource management unit, selecting the corresponding hub devices in the domains to connect into a link according to the networking information of the higher domain, and determining the bandwidth of the link. And the instruction issuing unit is used for issuing the instruction to the equipment corresponding to the link according to the link obtained by the link segmentation unit. The invention also discloses a management method of the SDN network virtualization subnet.
Description
Technical Field
The invention relates to SDN network management, in particular to a network virtualization sub-network management technology.
Background
The development of informatization of various industries requires a telecom operator to provide subnet services, that is, a plurality of users are provided with services simultaneously in the same physical network, and the users are unaware of other users, but the technology for flexibly configuring the virtual subnet in the physical network is in a missing state, so how to manage and configure the virtual subnet is a problem to be solved urgently.
Disclosure of Invention
The invention provides a SDN network virtualization sub-network management system, which comprises the following technical scheme:
the system comprises a network resource management unit, a domain-based multi-level network management unit and a domain-based multi-level network management unit, wherein the network resource management unit is used for acquiring and storing domain-based multi-level network data which comprises networking information of domains and equipment related information of the domains;
the system comprises a user demand management unit, a demand management unit and a demand management unit, wherein the user demand management unit is used for acquiring and storing subnet demand information of a user, and the subnet demand information of the user comprises user attribute information and domain information of a demand subnet;
the link segmentation unit is used for acquiring the hub devices of two end domains and a higher domain of the subnet required by the user in the network according to the domain information of the required subnet in the user requirement management unit and the domain networking information in the network resource management unit, selecting the corresponding hub devices in the domains to connect into a link according to the networking information of the higher domain, and determining the bandwidth of the link;
and the instruction issuing unit is used for issuing the instruction to the equipment corresponding to the link according to the link obtained by the link segmentation unit.
Preferably:
the networking information of the domain comprises a domain identifier, a domain level, a domain networking mode and a superior domain identifier;
the device related information of the domain comprises a device identifier, a device level, a domain identifier to which the device belongs, a device link, a port and bandwidth information;
the user attribute information comprises a user identifier;
the domain information of the demand subnet comprises a domain identifier, a domain level and a domain bandwidth.
Specifically, the link splitting unit further includes:
a hub device determining module, configured to obtain a domain in the network resource management unit corresponding to the domain information of the required subnet, determine, according to the networking information of the obtained domain, two end domains and a higher-level domain of the subnet required by the user in the network, and determine, according to device levels in the two end domains and the higher-level domain, hub devices of the two end domains and the higher-level domain;
and the link determining module is used for selecting the pivot devices of the two end domains and/or the superior domain to be connected to form a link according to the networking information of the superior domain.
Preferably:
the link bandwidth determined by the link determining module is the bandwidth accumulation of the same equipment at both ends.
Specifically, the link determining module further includes:
the networking judgment module judges whether the networking mode of the superior domain is tree networking or point-to-point networking;
the connection module is used for selecting the pivot devices of the two end domains to be respectively connected with the pivot devices of the upper-level domain to obtain two links according to the tree networking judgment result of the networking judgment module; and selecting the pivot equipment of the two end domains to directly connect to obtain a link according to the point-to-point networking judgment result of the networking judgment module.
The invention also discloses a SDN network virtualization subnet management method, which is characterized by comprising the following steps:
acquiring and storing domain-divided multi-level network data, wherein the network data comprises domain networking information and domain equipment related information;
acquiring and storing subnet requirement information of a user, wherein the subnet requirement information of the user comprises user attribute information and domain information of a required subnet;
acquiring the hub devices of two end domains and a superior domain of the subnet required by the user in the network according to the domain information required by the subnet and the stored domain networking information, selecting the corresponding hub devices in the domains to connect into a link according to the networking information of the superior domain, and determining the bandwidth of the link;
according to the obtained link, sending an instruction to equipment corresponding to the link
Preferably:
the networking information of the domain comprises a domain identifier, a domain level, a domain networking mode and a superior domain identifier;
the device related information of the domain comprises a device identifier, a device level, a domain identifier to which the device belongs, a device link, a port and bandwidth information;
the user attribute information comprises a user identifier;
the domain information of the demand subnet comprises a domain identifier, a domain level and a domain bandwidth.
Specifically, the acquiring, according to the domain information required by the subnet of the user and the stored domain networking information, the hub devices of the two end domains and the upper domain of the subnet required by the user in the network, and according to the networking information of the upper domain, selecting the corresponding hub device in the domain to connect into a link specifically includes:
acquiring the stored domain corresponding to the domain information of the subnet required by the user, determining two end domains and a superior domain of the subnet required by the user in the network according to the networking information of the acquired domain, and determining hub devices of the two end domains and the superior domain according to the device levels in the two end domains and the superior domain;
and selecting the pivot devices of the two end domains and/or the superior domain to be connected to form a link according to the networking information of the superior domain.
Further, determining the bandwidth of the link specifically includes:
the determined link bandwidth is the bandwidth accumulation of the same equipment at both ends.
Further, the selecting, according to the networking information of the upper domain, the pivot devices of the two end domains and/or the upper domain to connect and form a link specifically includes:
judging whether the networking mode of the superior domain is tree networking or point-to-point networking;
selecting the pivot devices of the two end domains to be respectively connected with the pivot devices of the upper domain to obtain two sections of links according to the judgment result of the tree-shaped networking; and selecting the pivot equipment of the two end domains to directly connect to obtain a link according to the judgment result of the point-to-point networking.
According to the scheme, on the basis of the domain division and multi-level modeling of the physical network, the sub-network of the user is divided into a plurality of user links according to the position of the user access point and the communication requirement of the user, and the SDN network virtualization sub-network management system and the method for meeting the communication requirement of the user sub-network are configured on the equipment by the user links. The method and the system realize that a telecom operator can flexibly provide subnet communication services for industry users in a physical network.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an SDN network virtualized subnet management system according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a system according to a second embodiment of the present application;
fig. 3 is a schematic flowchart of a management method for a virtualized subnet of an SDN network according to a fourth embodiment of the present application;
fig. 4 is a schematic flowchart of a method provided in the fifth embodiment of the present application.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an SDN network virtualization subnet management system according to an embodiment of the present disclosure, where the system may include:
the network resource management unit 01 is configured to acquire and store domain-divided multi-hierarchy network data, where the network data includes domain networking information and domain device related information.
The networking information of the domain comprises a domain identifier, a domain level, a domain networking mode and a superior domain identifier.
The device related information of the domain comprises device identification, device level, the domain identification of the device, device link, port and bandwidth information.
The user demand management unit 02 is configured to acquire and store subnet demand information of a user, where the subnet demand information of the user includes user attribute information and domain information of a demand subnet.
The user attribute information includes a user identification.
The domain information of the demand subnet comprises a domain identifier, a domain level and a domain bandwidth.
The link segmentation unit 03 is configured to obtain hub devices of domains at two ends and a higher domain in the network of the subnet required by the user according to the domain information of the subnet required by the user requirement management unit and the domain networking information in the network resource management unit, select corresponding hub devices in the domains according to the networking information of the higher domain to connect into a link, and determine a bandwidth of the link.
And the instruction issuing unit 04 is used for issuing the instruction to the equipment corresponding to the link according to the link obtained by the link segmentation unit.
Referring to fig. 2, fig. 2 is a schematic diagram of a second embodiment of the present invention for explaining a specific structure of the link splitting unit.
The network resource management unit 01 is configured to acquire and store domain-divided multi-hierarchy network data, where the network data includes domain networking information and domain device related information.
The user demand management unit 02 is configured to acquire and store subnet demand information of a user, where the subnet demand information of the user includes user attribute information and domain information of a demand subnet.
The link segmentation unit 03 is configured to obtain hub devices of domains at two ends and a higher domain in the network of the subnet required by the user according to the domain information of the subnet required by the user requirement management unit and the domain networking information in the network resource management unit, select corresponding hub devices in the domains according to the networking information of the higher domain to connect into a link, and determine a bandwidth of the link.
The determined link bandwidth is the bandwidth accumulation of the same equipment at both ends.
The link slicing unit 03 further includes:
a hub device determining module 031, configured to obtain a domain in the network resource management unit corresponding to the domain information of the demand subnet, determine, according to the networking information of the obtained domain, a two-end domain and a higher-level domain of the subnet demanded by the user in the network, and determine, according to device levels in the two-end domain and the higher-level domain, hub devices of the two-end domain and the higher-level domain;
and a link determining module 032, configured to select, according to the networking information of the upper domain, the pivot devices of the two end domains and/or the upper domain to be connected to form a link.
The link determining module 032 further comprises:
and the networking judgment module 0321 judges whether the networking mode of the upper domain is tree networking or point-to-point networking.
A connecting module 0322, which selects the hinge devices of the two end domains to connect with the hinge device of the higher domain respectively to obtain two links according to the tree-shaped networking judgment result of the networking judgment module; and selecting the pivot equipment of the two end domains to directly connect to obtain a link according to the point-to-point networking judgment result of the networking judgment module.
To further illustrate the working principle of the system of the present invention, the third embodiment of the present invention is given below by referring to the example.
The network resource management unit receives externally input network resource data of domain-division multi-level modeling, as shown in table 3-1:
TABLE 3-1 network resource data schematic
| Domain identification | Domain level | Intra-domain networking mode | Coverage area identification | Superior domain identification |
| All over the country | 0 | Point-to-point networking | | |
| Shanghai area | ||||
| 1 | Stump networking | Shanghai province | All over the | |
| Beijing domain | ||||
| 1 | Stump networking | Beijing | All over the country | |
| …… | …… | …… | …… | …… |
| |
2 | Stump networking | Sea lake area | Beijing domain |
| |
2 | Stump networking | Western city area | Beijing domain |
| …… | …… | …… | …… | …… |
| Xishan Yingfu district | 3 | Stump networking | Xishan Yingfu | Sea lake area |
| Finance street area | 3 | Stump networking | Finance street | West city area |
| …… | …… | …… | …… | …… |
There are two ways of intra-domain networking: point-to-point networking and tree networking.
The device identification, device attributes, and domain identification information are shown in table 3-2:
TABLE 3-2 device, Domain related information schematic
| Device identification | Device attributes | Domain identification |
| Equipment-Xishan Yingfu | Hinge device | Xishan Yingfu district |
| Equipment-finance street | Hinge device | Finance street area |
| …… | …… | …… |
| Plant-lake area | Hinge device | Sea lake area |
| Equipment-western city district | Hinge device | West city area |
| …… | …… | …… |
| Equipment-Beijing | Hinge device | Beijing domain |
| Equipment-Shanghai | Hinge device | Shanghai area |
| …… | …… | …… |
The device attributes are: general devices, hub devices. If a device belongs to a hub device of a domain, the device also belongs to an upper domain of the domain.
The bottommost domain has only one device, i.e. the device is also the hub device of the bottommost domain.
TABLE 3-3 Link, device, Port information schematic
| Link identification | Device identification | Port identification | Bandwidth of | |
| Xishan Yingfu-Hai lake of Ling | Equipment- | Port | 1 | 10G |
| Xishan Yingfu-Hai lake of Ling | Plant- | Port | 1 | 10G |
| …… | …… | …… | …… | |
| Link finance street-western city area | Equipment- | Port | 1 | 10G |
| Link finance street-western city area | Equipment-western | Port | 1 | 10G |
| …… | …… | …… | …… | |
| Link Haihai-Beijing | Plant- | Port | 2 | 50G |
| Link Haihai-Beijing | Equipment- | Port | 2 | 50G |
| Link West city-Beijing | Equipment-western | Port | 2 | 50G |
| Link West city-Beijing | Equipment-Beijing | Port 3 | 50G | |
| …… | …… | …… | …… | |
| Link Beijing-Shanghai | Equipment- | Port | 1 | 100G |
| Link Beijing-Shanghai | Equipment- | Port | 1 | 100G |
| …… | …… | …… | …… |
And the network resource management unit sends the data of the table 3-1-table 3-3 to the link segmentation unit.
The user demand management unit receives a user subnet communication demand from the outside:
tables 3-4 subscriber subnet communications demand schematic
| | Region | 1 | Region | 2 identification | Region level | |
| User | ||||||
| 1 | | Shanghai province | 1 | 2G | ||
| …… | …… | …… | …… | …… | ||
| |
Western city area | |
2 | 1G | ||
| …… | …… | …… | …… | …… |
The areas 1 and 2 should be areas belonging to the same hierarchy level in the same upper level area.
Tables 3-5 user area schematic
| User identification | Region identification | Region level | Bandwidth demand to |
| User | |||
| 1 | Xishan Yingfu | 3 | 1G |
| …… | …… | …… | …… |
| |
|
2 | 2G |
| …… | …… | …… | …… |
The area of user input should be the same as the domain or device coverage area in the network resource model. In the link splitting unit:
1. firstly, according to the area 1 identifier and the area 2 identifier in the table 3-4, the corresponding two-end domain identifiers and the networking modes of the upper domains thereof are found from the table 3-1, and the hub devices in the two end domains are found from the table 3-2. If the superior domains in the two end domains are point-to-point networking, the link is the pivot equipment direct connection of the two end domains; if the upper domains in the two end domains are tree-shaped networking, the link is two sections of links of the hub devices of the two end domains which are respectively linked with the hub devices of the upper domains;
● user 1 needs a 2G link from Beijing to Shanghai, where Beijing belongs to the Beijing domain and Shanghai belongs to the Shanghai domain in Table 3-1; the superior domain of Beijing domain/Shanghai domain is a national domain, and the networking mode is point-to-point networking. The link is the hub device of Beijing domain/Shanghai domain: the direct connection of equipment-Beijing and equipment-Shanghai is realized.
● user 1 requires a 1G link from the Western city to the Hai lake district, where the Western city belongs to the Western city area and the Hai lake area belongs to the Hai lake area in Table 3-1; the upper-level domain of the West city area/Hai lake area is a Beijing domain, and the networking mode is stump networking. The link is a hub device in the west city area: "device-western city area" to hub device of beijing domain "device-beijing", hub device of beijing domain "device-beijing" to hub device of hai lake area: two links of "equipment-Haishen zone";
……
2. then, according to the area identifier in table 3-5, the corresponding domain identifier and its upper level domain identifier are found from table 3-1, and then the domain hub device and the upper level domain hub device are found from table 3-2, and the link is a direct link of the two devices.
● user 1 requires a 1G link to his upper region in west mountain. Find the corresponding domain identification from table 3-1: "Xishan Yingfu region" and its superior region identification: "sea area"; the pivotal devices for both are found in table 3-2 as: "facility-west mountain house", "facility-sea area"; the link is a direct connection of two devices.
● user 1 requires a 2G link from the lake zone to its superordinate zone. Find the corresponding domain identification from table 3-1: "sea area" and its upper level area identification: "Beijing Domain"; the pivotal devices for both are found in table 3-2 as: "device-Haihe district", "device-Beijing"; the link is directly connected with two devices
……
3. The bandwidth required by the same equipment connection at both ends is accumulated.
The bandwidth requirements of the above-mentioned "device-hai lake district" to "device-beijing" are 1G +2G ═ 3G.
4. Form the data of tables 3-6
Tables 3-6 user, device and Bandwidth information schematic
| | Device | 1 | Device | 2 identification | |
| User | |||||
| 1 | Equipment-Beijing | Equipment- | 2G | ||
| User | |||||
| 1 | Equipment-western city district | Equipment- | 1G | ||
| User | |||||
| 1 | Plant-lake area | Equipment- | 3G | ||
| User | |||||
| 1 | Equipment-Xishan Yingfu | Plant-lake area | 1G | ||
| …… | …… | …… | …… |
5. The corresponding device port is found from table 3-3 based on the device identification as shown in table 3-7.
Tables 3-7 user corresponding device Port schematic
And the link segmentation unit sends the data in the tables 3-7 to the instruction issuing unit.
The instruction issuing unit generates a link establishment instruction of each device according to the data in the tables 3-7 and issues the link establishment instruction to the corresponding device.
The fourth embodiment of the present invention is shown in fig. 3, and a method for managing a virtualized subnet of an SDN network includes the following steps:
step S1: acquiring and storing network data of multiple levels of domains, wherein the network data comprises networking information of the domains and equipment related information of the domains.
The networking information of the domain comprises a domain identifier, a domain level, a domain networking mode and a superior domain identifier.
The device related information of the domain comprises device identification, device level, the domain identification of the device, device link, port and bandwidth information.
Step S2: the method comprises the steps of obtaining and storing subnet requirement information of a user, wherein the subnet requirement information of the user comprises user attribute information and domain information of a required subnet.
The user attribute information includes a user identification.
The domain information of the demand subnet comprises a domain identifier, a domain level and a domain bandwidth.
Step S3: and acquiring the hub devices of the two end domains and the superior domain of the subnet required by the user in the network according to the domain information required by the subnet of the user and the stored domain networking information, selecting the corresponding hub devices in the domains to connect into a link according to the networking information of the superior domain, and determining the bandwidth of the link.
The determined link bandwidth is the bandwidth accumulation of the same equipment at both ends.
Step S4: and issuing an instruction to equipment corresponding to the link according to the obtained link.
To further describe how to perform link slicing, an embodiment two of the present invention is given, as shown in fig. 2.
Step S31: and acquiring the stored domain corresponding to the domain information of the subnet required by the user, determining two end domains and a superior domain of the subnet required by the user in the network according to the networking information of the acquired domain, and determining hub devices of the two end domains and the superior domain according to the device levels in the two end domains and the superior domain.
Step S32: and selecting the pivot devices of the two end domains and/or the superior domain to be connected to form a link according to the networking information of the superior domain.
Step S321: and judging whether the networking mode of the upper domain is tree networking or point-to-point networking, if so, entering step S322, and if so, entering step S323.
Step S322: and selecting the pivot devices of the two end domains to be respectively connected with the pivot devices of the upper domain to obtain two sections of links according to the judgment result of the tree-shaped networking.
Step S323: and selecting the pivot equipment of the two end domains to directly connect to obtain a link according to the judgment result of the point-to-point networking.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, specific working processes of the foregoing systems, units and units may be referred to for corresponding processes in the foregoing method embodiments, and are not described herein again.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An SDN network virtualization subnet management system, the system comprising:
the system comprises a network resource management unit, a domain-based multi-level network management unit and a domain-based multi-level network management unit, wherein the network resource management unit is used for acquiring and storing domain-based multi-level network data which comprises networking information of domains and equipment related information of the domains;
the system comprises a user demand management unit, a demand management unit and a demand management unit, wherein the user demand management unit is used for acquiring and storing subnet demand information of a user, and the subnet demand information of the user comprises user attribute information and domain information of a demand subnet;
the link segmentation unit is used for acquiring the hub devices of two end domains and a higher domain of the subnet required by the user in the network according to the domain information of the required subnet in the user requirement management unit and the domain networking information in the network resource management unit, selecting the corresponding hub devices in the domains to connect into a link according to the networking information of the higher domain, and determining the bandwidth of the link;
and the instruction issuing unit is used for issuing the instruction to the equipment corresponding to the link according to the link obtained by the link segmentation unit.
2. The system of claim 1, wherein:
the networking information of the domain comprises a domain identifier, a domain level, a domain networking mode and a superior domain identifier;
the device related information of the domain comprises a device identifier, a device level, a domain identifier to which the device belongs, a device link, a port and bandwidth information;
the user attribute information comprises a user identifier;
the domain information of the demand subnet comprises a domain identifier, a domain level and a domain bandwidth.
3. The system of claim 2, wherein the link slicing unit further comprises:
a hub device determining module, configured to obtain a domain in the network resource management unit corresponding to the domain information of the required subnet, determine, according to the networking information of the obtained domain, two end domains and a higher-level domain of the subnet required by the user in the network, and determine, according to device levels in the two end domains and the higher-level domain, hub devices of the two end domains and the higher-level domain;
and the link determining module is used for selecting the pivot devices of the two end domains and/or the superior domain to be connected to form a link according to the networking information of the superior domain.
4. The system of claim 3, wherein:
the link bandwidth determined by the link determining module is the bandwidth accumulation of the same equipment at both ends.
5. The system of claim 4, wherein the link determination module further comprises:
the networking judgment module judges whether the networking mode of the superior domain is tree networking or point-to-point networking;
the connection module is used for selecting the pivot devices of the two end domains to be respectively connected with the pivot devices of the upper-level domain to obtain two links according to the tree networking judgment result of the networking judgment module; and selecting the pivot equipment of the two end domains to directly connect to obtain a link according to the point-to-point networking judgment result of the networking judgment module.
6. A method for managing a subnet in SDN network virtualization is characterized in that the method comprises the following steps:
acquiring and storing domain-divided multi-level network data, wherein the network data comprises domain networking information and domain equipment related information;
acquiring and storing subnet requirement information of a user, wherein the subnet requirement information of the user comprises user attribute information and domain information of a required subnet;
acquiring the hub devices of two end domains and a superior domain of the subnet required by the user in the network according to the domain information required by the subnet and the stored domain networking information, selecting the corresponding hub devices in the domains to connect into a link according to the networking information of the superior domain, and determining the bandwidth of the link;
and issuing an instruction to equipment corresponding to the link according to the obtained link.
7. The method of claim 6, wherein:
the networking information of the domain comprises a domain identifier, a domain level, a domain networking mode and a superior domain identifier;
the device related information of the domain comprises a device identifier, a device level, a domain identifier to which the device belongs, a device link, a port and bandwidth information;
the user attribute information comprises a user identifier;
the domain information of the demand subnet comprises a domain identifier, a domain level and a domain bandwidth.
8. The method according to claim 7, wherein the step of obtaining the hub devices of the two end domains and the upper domain of the subnet required by the user in the network according to the domain information required by the subnet of the user and the stored domain networking information, and the step of selecting the corresponding hub devices in the domains to connect into a link according to the networking information of the upper domain specifically comprises the steps of:
acquiring the stored domain corresponding to the domain information of the subnet required by the user, determining two end domains and a superior domain of the subnet required by the user in the network according to the networking information of the acquired domain, and determining hub devices of the two end domains and the superior domain according to the device levels in the two end domains and the superior domain;
and selecting the pivot devices of the two end domains and/or the superior domain to be connected to form a link according to the networking information of the superior domain.
9. The method according to claim 8, wherein determining the bandwidth of the link is specifically:
the determined link bandwidth is the bandwidth accumulation of the same equipment at both ends.
10. The method according to claim 9, wherein the selecting, according to the networking information of the upper domain, the link formed by connecting the hub devices of the two end domains and/or the upper domain is specifically:
judging whether the networking mode of the superior domain is tree networking or point-to-point networking;
selecting the pivot devices of the two end domains to be respectively connected with the pivot devices of the upper domain to obtain two sections of links according to the judgment result of the tree-shaped networking; and selecting the pivot equipment of the two end domains to directly connect to obtain a link according to the judgment result of the point-to-point networking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810641456.4A CN110635924B (en) | 2018-06-21 | 2018-06-21 | SDN network virtualization subnet management system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810641456.4A CN110635924B (en) | 2018-06-21 | 2018-06-21 | SDN network virtualization subnet management system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110635924A true CN110635924A (en) | 2019-12-31 |
| CN110635924B CN110635924B (en) | 2023-12-08 |
Family
ID=68966197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810641456.4A Active CN110635924B (en) | 2018-06-21 | 2018-06-21 | SDN network virtualization subnet management system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110635924B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150036541A1 (en) * | 2013-07-31 | 2015-02-05 | Tsinghua University | Inter-domain virtual network mapping method and system and inter-domain virtual network |
| CN104917809A (en) * | 2015-04-13 | 2015-09-16 | 南京邮电大学 | 5G wireless network virtualization system structure based on calculation and communication fusion |
| CN105376197A (en) * | 2014-08-22 | 2016-03-02 | 中国电信股份有限公司 | Method of realizing hierarchical network abstraction and system |
| CN105743922A (en) * | 2016-04-15 | 2016-07-06 | 浙江宇视科技有限公司 | Method, device and system for inter-domain communication |
| US20160380887A1 (en) * | 2015-06-26 | 2016-12-29 | Microsoft Technology Licensing, Llc | Source imposition of network routes in computing networks |
-
2018
- 2018-06-21 CN CN201810641456.4A patent/CN110635924B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150036541A1 (en) * | 2013-07-31 | 2015-02-05 | Tsinghua University | Inter-domain virtual network mapping method and system and inter-domain virtual network |
| CN105376197A (en) * | 2014-08-22 | 2016-03-02 | 中国电信股份有限公司 | Method of realizing hierarchical network abstraction and system |
| CN104917809A (en) * | 2015-04-13 | 2015-09-16 | 南京邮电大学 | 5G wireless network virtualization system structure based on calculation and communication fusion |
| US20160380887A1 (en) * | 2015-06-26 | 2016-12-29 | Microsoft Technology Licensing, Llc | Source imposition of network routes in computing networks |
| CN105743922A (en) * | 2016-04-15 | 2016-07-06 | 浙江宇视科技有限公司 | Method, device and system for inter-domain communication |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110635924B (en) | 2023-12-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113315700A (en) | Computing resource scheduling method, device and storage medium | |
| CN109905251B (en) | Network management method, device, electronic equipment and storage medium | |
| CN103001892B (en) | Based on network resource allocation method and the system of cloud computing | |
| CN108600101A (en) | A kind of network for the optimization of end-to-end time delay performance services cross-domain method of combination | |
| US10411911B2 (en) | Network as service service cross-domain orchestration method, orchestration device, and control device | |
| CN109391490A (en) | The management method and device of network slice | |
| EP2497233A1 (en) | Disjoint path computation algorithm | |
| US10749944B2 (en) | Systems and methods to improve the performance of a network by more efficient virtual network resource allocation | |
| CN103997523A (en) | Smart city service system based on cloud services and implementation method thereof | |
| CN106713378A (en) | Method and system for realizing service provision by multiple application servers | |
| US20190342180A1 (en) | System and method for providing a dynamic comparative network health analysis of a network environment | |
| CN104468408A (en) | Method for adjusting dynamically service bandwidth and control center server | |
| CN109327401A (en) | A kind of traffic scheduling method and system of SDN network | |
| CN109964507A (en) | Management method, administrative unit and the system of network function | |
| CN107040466B (en) | Multi-domain cooperative data transmission path selection method based on layered architecture of Internet of things | |
| CN111064666A (en) | Networking method and device | |
| CN106792825A (en) | A kind of management method of distributed network equipment | |
| CN110635924A (en) | SDN network virtualization subnet management system and method | |
| JP2022503762A (en) | Cellular telecommunications network | |
| CN115686497A (en) | Business development data management method, development engine, electronic device, and storage medium | |
| CN112333095B (en) | Software-defined Wide Area Network (WAN) route calculation method and system based on kubernets expansion characteristic | |
| CN110324837A (en) | A kind of network management and device | |
| WO2021017907A1 (en) | Method and device for optimized inter-microservice communication | |
| CN102497324B (en) | Data transmission method between a kind of different Multiple Spanning Tree (MST) region and equipment | |
| CN114513447A (en) | SD-WAN (secure digital-to-Wide area network) service issuing system, method, device and network equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |