CN106301941B - Mono- key dispositions method of Overlay and system - Google Patents
Mono- key dispositions method of Overlay and system Download PDFInfo
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- CN106301941B CN106301941B CN201610749406.9A CN201610749406A CN106301941B CN 106301941 B CN106301941 B CN 106301941B CN 201610749406 A CN201610749406 A CN 201610749406A CN 106301941 B CN106301941 B CN 106301941B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/12—Discovery or management of network topologies
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a kind of mono- key dispositions method of Overlay, the user instruction including S1 input obtains the information containing VNI, IP address and MAC Address of each network node in current network topology；S2, it generates figure and is associated with each network node, show the essential information of the incidence relation and network node between existing network node；S3 selects the figure of source network node and purpose network node, generates be handed down to SDN controller comprising source network node VNI value and purpose network node VNI value flow table to be issued, flow table information to be issued respectively；S4 is according to the network node VNI value of selection, and SDN controller establishes the tunnel VxLAN with corresponding source purpose VNI, to realize the communication by the front end control network equipment in big double layer network.The invention also discloses mono- key deployment systems of Overlay to be simplified procedures using the above method.
Description
Technical field
The present invention relates to network communication technology field more particularly to a kind of mono- key dispositions method of Overlay and systems.
Background technique
Overlay refers to the virtualization technology mode being superimposed in a kind of network architecture, substantially in network technique field
Frame be to basic network without wholesale revision under conditions of, the carrying on network is applied in realization, and can be with other nets
The separation of network business, and based on IP-based underlying network technology.
Overlay technology realizes VxLAN (the virtual expansible office of virtual Extensible LAN by big double layer network
Domain net).VxLAN is established on OVS (Open VSwitch virtual switch) to be inputted virtual switch by order line
The mode of order, process is comparatively laborious, and the console that can not be directly entered for ordinary user OVS operates,
Its operation interface is unfriendly to ordinary user.
Summary of the invention
The present invention provides a kind of mono- key dispositions methods of Overlay to facilitate pipe so that the topological structure on network visualizes
The network equipment is controlled in the communication of big double layer network.
To realize the above-mentioned technical purpose, mono- key dispositions method of the technical program Overlay includes the following steps:
S1, input user instruction, obtain current network topology in each network node contain VNI, IP address and MAC
The information of address；
S2, the figure for generating each network node, figure are associated with the network node, are shown between existing network node
The essential information of each incidence relation and network node, wherein the line between the figure contains the stream in flow table information
Table controls information；
The figure of S3, the figure that source network node is selected by front end and purpose network node, generate respectively
Comprising source network node VNI value and purpose network node VNI value flow table to be issued, flow table information to be issued is handed down to SDN control
Device processed；
S4, according to the source network node VNI value, SDN controller corresponds in VxLAN establishes one on endpoint of a tunnel
OVS finds already existing OVS；Transparent transmission end of the virtual port as VxLAN data packet is established on the OVS
Mouthful；According to the purpose network node VNI value, a VxLAN is resettled in such a way that source network node establishes virtual port
Virtual port is built such that the tunnel VxLAN with corresponding VNI as tunnel port, manages net by front end to realize
Communication of the network equipment in big double layer network.
The present invention also provides mono- key deployment systems of Overlay, including the L2/L3 network for carrying VxLAN, further includes:
Terminal generates the figure of each network node for the user instruction of input, and figure and the network node close
Connection shows the essential information of each incidence relation and network node between existing network node, wherein the company between the figure
Line contains the control information of the flow table in flow table information；
SDN controller contains VNI, IP address and MAC Address for obtain each network node in current network topology
Information, and forwarding include source network node VNI value and purpose network node VNI value flow table to be issued；
VxLAN, for creating the tunnel between OVS, and creation source network node and purpose network node.Beneficial effect
Mono- key dispositions method of Overlay of the present invention, by by network node on web page it is graphically visual
Change, and virtual port is established on OVS by SDN controller and establishes corresponding source network node VNI and purpose network node VNI
The tunnel VxLAN, realize the control that communicates to the network equipment in big double layer network of web page figure.Mono- key of Overlay of the present invention
Deployment system, using above-mentioned mono- key dispositions method of Overlay, so that figure manages the network equipment in big two layers of net on web page
The communication of network, simplifies procedures.
Detailed description of the invention
Fig. 1 is the flow diagram for the mono- key dispositions method of Overlay that the embodiment of the present invention 1 provides；
Fig. 2 is the architecture diagram for the mono- key deployment system of Overlay that the embodiment of the present invention 2 provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It is the mono- key dispositions method flow chart of Overlay that the embodiment of the present invention 1 provides, this method includes following referring to Fig. 1
Step:
S1, input user instruction, obtain current network topology in each network node contain VNI, IP address and MAC
The information of address；
S2, the figure for generating each network node, figure are associated with the network node, are shown between existing network node
The essential information of each incidence relation and network node, wherein the line between the figure contains the stream in flow table information
Table controls information；
In the step, each incidence relation is to be showed by graphics relationship with web page between existing network node, can
To be intuitive to see the topological structure on network, facilitate the tunnel VxLAN established between the network equipment.The basic letter of network node
Breath is the essential information of the network equipment comprising implementor name, IP address, MAC Address etc..
The figure of S3, the figure that source network node is selected by front end and purpose network node, generate respectively
Include source network node VNI (Vxlan Network identifier, the ID of network tenant) value and purpose network node VNI value
Flow table to be issued, flow table information to be issued are handed down to SDN controller；
S4, according to the source network node VNI value, SDN controller corresponds in VxLAN establishes one on endpoint of a tunnel
OVS finds already existing OVS；Transparent transmission end of the virtual port as VxLAN data packet is established on the OVS
Mouthful；According to the purpose network node VNI value, a VxLAN is resettled in such a way that source network node establishes virtual port
Virtual port is built such that the tunnel VxLAN with corresponding VNI as tunnel port, manages net by front end to realize
Communication of the network equipment in big double layer network.
It referring to fig. 2, is a kind of mono- key deployment system architecture diagram of Overlay of the offer of the embodiment of the present invention 2, which includes
For carrying the L2/L3 network of VxLAN, and
Terminal generates the figure of each network node for the user instruction of input, and figure and the network node close
Connection shows the essential information of each incidence relation and network node between existing network node, wherein the company between the figure
Line contains the control information of the flow table in flow table information；
SDN controller contains VNI, IP address and MAC Address for obtain each network node in current network topology
Information, and forwarding include source network node VNI value and purpose network node VNI value flow table to be issued；
VxLAN, for creating the tunnel between OVS, and creation source network node and purpose network node.
In the present embodiment, the user instruction that user inputs in terminal, triggering SDN controller calls southbound interface to obtain L2/
The information of L3 network apparatus in networks generates the network equipment figure of each network node, network equipment figure and the network
Node association, the essential information of each incidence relation and the network equipment between conventional network equipment is shown by web page,
In, the line between the network equipment figure contains the control information of the flow table in flow table information, the packet of the network equipment
Include implementor name, IP address, MAC Address etc..
User selects the figure of source network device and the purpose network equipment by terminal web page, and generating respectively includes source
Network equipment VNI (Vxlan Network identifier, the ID of network tenant) value and purpose network equipment VNI value under
Flow table is sent out, flow table issuance to be issued gives SDN controller.
SDN controller according to the source network node VNI value, corresponded in VxLAN established on endpoint of a tunnel an OVS or
Person finds already existing OVS；Transparent transmission port of the virtual port as VxLAN data packet is established on the OVS；According to
The purpose network node VNI value, resettles a VxLAN virtual port in such a way that source network node establishes virtual port
As tunnel port, it is built such that the tunnel VxLAN with corresponding VNI, to realize that managing the network equipment by front end exists
The communication of big double layer network.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (2)
- Mono- key dispositions method of 1.Overlay characterized by comprisingS1, input user instruction, obtain each network node in current network topology containing VNI, IP address and MAC Address Information；S2, the figure for generating each network node, figure are associated with the network node, are shown each between existing network node The essential information of incidence relation and network node, wherein the line between the figure contains the flow table control in flow table information Information processed；The figure of S3, the figure that source network node is selected by front end and purpose network node, respectively generation include Source network node VNI value and purpose network node VNI value flow table to be issued, flow table information to be issued are handed down to SDN controller；S4, according to the source network node VNI value, SDN controller corresponded in VxLAN established on endpoint of a tunnel an OVS or Person finds already existing OVS；Transparent transmission port of the virtual port as VxLAN data packet is established on the OVS；According to The purpose network node VNI value, resettles a VxLAN virtual port in such a way that source network node establishes virtual port As tunnel port, it is built such that the tunnel VxLAN with corresponding VNI, to realize that managing the network equipment by front end exists The communication of big double layer network.
- Mono- key deployment system of 2.Overlay, including the L2/L3 network for carrying VxLAN, it is characterised in that further include:Terminal, for inputting user instruction；And the figure of source network node and the figure of purpose network node are selected by front end Shape generates the flow table to be issued comprising source network node VNI value and purpose network node VNI value, flow table letter to be issued respectively Breath is handed down to SDN controller；SDN controller, for obtaining the letter containing VNI, IP address and MAC Address of each network node in current network topology Breath, generates the figure of each network node, and figure is associated with the network node, shows each association between existing network node The essential information of relationship and network node, wherein the line between the figure contains the control letter of the flow table in flow table information Breath；And according to the source network node VNI value, SDN controller corresponded in VxLAN established on endpoint of a tunnel an OVS or Person finds already existing OVS；Transparent transmission port of the virtual port as VxLAN data packet is established on the OVS；According to The purpose network node VNI value, resettles a VxLAN virtual port in such a way that source network node establishes virtual port As tunnel port, it is built such that the tunnel VxLAN with corresponding VNI, to realize that managing the network equipment by front end exists The communication of big double layer network.
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| CN107135134B (en) * | 2017-03-29 | 2019-09-13 | 广东网金控股股份有限公司 | Private network cut-in method and system based on virtual switch and SDN technology |
| CN109120526B (en) * | 2017-06-26 | 2021-06-01 | 北京华为数字技术有限公司 | Method and network device for point-to-point message transmission |
| CN112311606B (en) * | 2020-11-12 | 2022-02-15 | 中国科学院计算技术研究所 | Method for constructing virtual-real decoupling simulation network |
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| CN104202183A (en) * | 2014-08-21 | 2014-12-10 | 清华大学深圳研究生院 | Method and device for solving SDN (software defined networking) flow level configuration consistency updating |
| CN104954281A (en) * | 2014-03-31 | 2015-09-30 | 中国移动通信集团公司 | Communication method, system thereof, resource pool management system, switches, and control device |
| CN105162704A (en) * | 2015-09-28 | 2015-12-16 | 杭州数梦工场科技有限公司 | Multicast replication method and device in Overlay network |
| CN105763512A (en) * | 2014-12-17 | 2016-07-13 | 杭州华三通信技术有限公司 | SDN virtual network communication method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9602308B2 (en) * | 2014-06-23 | 2017-03-21 | International Business Machines Corporation | Servicing packets in a virtual network and a software-defined network (SDN) |
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Patent Citations (4)
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|---|---|---|---|---|
| CN104954281A (en) * | 2014-03-31 | 2015-09-30 | 中国移动通信集团公司 | Communication method, system thereof, resource pool management system, switches, and control device |
| CN104202183A (en) * | 2014-08-21 | 2014-12-10 | 清华大学深圳研究生院 | Method and device for solving SDN (software defined networking) flow level configuration consistency updating |
| CN105763512A (en) * | 2014-12-17 | 2016-07-13 | 杭州华三通信技术有限公司 | SDN virtual network communication method and device |
| CN105162704A (en) * | 2015-09-28 | 2015-12-16 | 杭州数梦工场科技有限公司 | Multicast replication method and device in Overlay network |
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