CN102325074A - Three-network convergence system - Google Patents
Three-network convergence system Download PDFInfo
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- CN102325074A CN102325074A CN201110191236A CN201110191236A CN102325074A CN 102325074 A CN102325074 A CN 102325074A CN 201110191236 A CN201110191236 A CN 201110191236A CN 201110191236 A CN201110191236 A CN 201110191236A CN 102325074 A CN102325074 A CN 102325074A
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Abstract
The invention discloses a three-network convergence system, and relates to the field of three-network convergence. The system comprises a physical equipment layer and a virtual network layer, wherein the physical equipment layer consists of a hardware router supporting virtualization; and the virtual network layer is formed on the basis of the physical equipment layer through a virtualization technology and comprises a virtual internet, a virtual telecommunication network and a virtual broadcast television network. In the three-network convergence system, the problem of multi-network paralleling with different service quality requirements is effectively solved through a virtual router technology. Due to the structural design in which two schemes of realizing the virtual router through software and realizing the virtual router through hardware are available simultaneously, performance requirements of high rate and high throughput of a core router are met while low-cost flexible configuration is realized.
Description
Technical field
The present invention relates to integration of three networks technical field, particularly a kind of three-network integration system.
Background technology
Remarkable achievement in the evolutions of decades, has been obtained in the past in the Internet.Along with its user group's continuous expansion, the lifting of the constantly perfect and performance of basic network, the Internet relies on its efficient two-way information transmission characteristic, progressively to traditional telecommunications network and broadcasting and television network loaded service extending.
Telecommunications network, broadcasting and television network and the Internet have experienced independently technical development road separately, and three nets business separately also have different service characteristic and quality of service requirements.For better compatible existing telecommunications network and broadcasting and television network; Just require on traditional the Internet, to realize support to telecommunications network, radio and television network service; And this needs reasonably to share existing the Internet bottom hardware resource simultaneously, so that network realizes that the benefit of resource focus utilization promotes when being easy to manage having after the integration of three networks.
In the scenario-frame design of the integration of three networks, should follow following design object: at first, three nets can be shared identical bottom physical network, and independent mutually each other and isolation; The second, for the different business network of operation, support its self-definition on topology and the autonomous selection configuration of Routing Protocol, to guarantee satisfying of corresponding network traffic characteristics.
Especially, the different business quality requirement that heterogeneous networks causes owing to professional difference, an urgent demand people propose a kind of more effectively three-network integration system.
Summary of the invention
The technical problem that (one) will solve
The technical problem that the present invention will solve is: how a kind of three-network integration system is provided, to solve the parallel problem of three nets of different business quality requirement.
(2) technical scheme
For solving the problems of the technologies described above, the present invention provides a kind of three-network integration system, and it comprises: the layers of physical devices of being made up of the hardware router of virtual supportization; On the basis of said layers of physical devices through virtual formation virtual network layer; Said virtual network layer comprises: virtual Internet, pseudo telecommunications net and virtual broadcast television network.
Preferably, in said layers of physical devices data packets for transmission, be provided with the VLAN label of corresponding said virtual Internet, pseudo telecommunications net or virtual broadcast television network.
Preferably, said virtual Internet, pseudo telecommunications net and virtual broadcast television network constitute by virtual router; Said virtual router is realized through software mode or hardware mode on said hardware router basis.
Preferably; Said virtual router through hardware mode is realized is realized hardware virtualization based on the FPGA network interface card; Carry out processing data packets and table look-up forwarding through the FPGA on the said network interface card, the data of utilizing buffer queues different on the said network interface card to store the different virtual network realize the data isolation of different virtual network.
Preferably, realize the routing function of the Internet through operation rip routing protocol on the virtual router in said virtual Internet.
Preferably, realize the routing function of telecommunications network through operation OSPF Routing Protocol on the virtual router in said pseudo telecommunications net.
Preferably, realize the routing function of broadcasting and television network through operation PIM-SM multicast protocol and RIP unicast routing protocol on the virtual router in said virtual broadcast television network.
Preferably, in said virtual Internet, said virtual router connects the Helix server of operation RTSP agreement.
Preferably, in said pseudo telecommunications net, said virtual router connects the Asterisk server of operation Session Initiation Protocol.
Preferably, in said virtual broadcast television network, said virtual router connects video server and the client of operation VLC.
(3) beneficial effect
Three-network integration system of the present invention through the virtual router technology, has effectively solved the parallel problem of the many nets with different business quality requirement.Realize the structural design of virtual router and two kinds of schemes coexistences of hardware realization virtual router through software; Make three-network integration system of the present invention, at the performance requirement of realizing also having satisfied when low cost flexible is disposed the big throughput of core router two-forty.
Description of drawings
Fig. 1 is the structure chart of the said three-network integration system of the embodiment of the invention;
Fig. 2 is the structural representation of hard-wired virtual router;
Fig. 3 is the structural representation of the virtual router of software realization.
Embodiment
Below in conjunction with accompanying drawing and embodiment, specific embodiments of the invention describes in further detail.Following examples are used to explain the present invention, but are not used for limiting scope of the present invention.
Fig. 1 is the structure chart of the said three-network integration system of the embodiment of the invention.As shown in Figure 1, said three-network integration system comprises: layers of physical devices and virtual network layer.Said virtual network layer is formed on the said layers of physical devices through virtual, and the Intel Virtualization Technology that is adopted here includes but not limited to Xen (a kind of virtual machine technique) technology.Said virtual network layer comprises: virtual Internet, pseudo telecommunications net and virtual broadcast television network.
In said layers of physical devices data packets for transmission, be provided with VLAN (VLAN) label of corresponding said virtual Internet, pseudo telecommunications net or virtual broadcast television network, thereby make said virtual Internet, pseudo telecommunications net or the virtual broadcast television network of the sharing said layers of physical devices independence that is isolated from each other.
Said layers of physical devices comprises: interconnected hardware router.Said hardware router comprises: the router of general virtual supportization (calling ordinary router in the following text); And based on the router (calling the router that is connected with the FPGA network interface card in the following text) of FPGA network interface card virtual supportization; Carry out processing data packets through the FPGA on the network interface card and transmit, and realize the data isolation of different virtual network.
Said virtual router is with software mode, on said ordinary router basis, realizes through Intel Virtualization Technology, perhaps with hardware mode, on the said router base that is connected with the FPGA network interface card, realizes through Intel Virtualization Technology.The virtual router of realizing with hardware mode is used for satisfying virtual network core virtual router big data quantity two-forty forwarding demand, and the virtual router of realizing with software mode then can satisfy general route need and greater flexibility is provided.
The virtual Internet of said virtual network layer, pseudo telecommunications net and virtual broadcast television network are by the interconnected composition of said virtual router.Said virtual Internet, pseudo telecommunications net and virtual broadcast television network are realized corresponding routing function through the corresponding Routing Protocol of operation on said virtual router.
Said virtual Internet; Comprise a plurality of interconnected said virtual routers (virtual unicast router among Fig. 1); Realize the routing function of the Internet through moving RIP (routing information protocol) Routing Protocol on the virtual router in said virtual Internet; Said virtual router can connect Helix (a kind of streaming media server software) server of operation RTSP (real time streaming transport protocol) agreement, to realize the video unicast services.
Said pseudo telecommunications net; Comprise a plurality of interconnected said virtual routers (virtual VoIP router among Fig. 1); Realize the routing function of telecommunications network through operation OSPF Routing Protocol on the virtual router in said pseudo telecommunications net; Said virtual router can connect Asterisk (a VoIP system software) server of operation SIP (conversation initialized protocol) agreement, to realize VoIP (Voice over Internet Protocol, IP phone) service.
Said virtual broadcast television network; Comprise a plurality of interconnected said virtual routers (virtual multicast router among Fig. 1); Realize the routing function of broadcasting and television network through moving PIM-SM (protocol-independent multicast-sparse mode) multicast protocol and RIP unicast routing protocol on the virtual router in said virtual broadcast television network; Said virtual router can connect video server and the client of operation VLC (a kind of multimedia player and server software), to realize video broadcast service.
Fig. 2 is the structural representation of hard-wired virtual router.As shown in Figure 2; Physical host (promptly being connected with the router of FPGA network interface card) is set up a plurality of fictitious host computers (being hard-wired virtual router) through Intel Virtualization Technology; The network interface card of fictitious host computer is connected to the FPGA network interface card through the bridge joint mode; The routing table that generates directly passes to the FPGA network interface card, and packet is transmitted and accomplished by the FPGA network interface card.Through hard-wired virtual router; Implantation through Forwarding plane data isolation function; When keeping the surface speed forwarding performance, support the concurrent working of a plurality of networks; Can guarantee the forwarding demand of the big speed high-throughput of part core virtual router, be that an important function is replenished for the virtual router of realizing through software.
Fig. 3 is the structural representation of the virtual router of software realization.As shown in Figure 3, virtual router is divided into control plane and datum plane.Control plane generates routing table through Xorp software, and Forwarding plane utilizes self-defined forwarding engine of Click or operating system nucleus forwarding engine to transmit packet according to the routing table that control plane generates.The said virtual router of realizing through software adopts the solution of Xorp+Click, can be suitable for different Routing Protocols, realizes different forwarding capabilitys.
The described three-network integration system of the embodiment of the invention has following advantage:
Through virtual router technology, and corresponding VLAN label is set, has effectively solved the parallel problem of the many nets with different business quality requirement at different virtual network layers.Realize the structural design of virtual router and two kinds of schemes coexistences of hardware realization virtual router through software; Make three-network integration system of the present invention, at the performance requirement of realizing also having satisfied when low cost flexible is disposed the big throughput of core router two-forty.
On same layers of physical devices basis, can dispose the network isomery topology of needs according to traffic performance flexibly fast, efficiently solve the topoisomerase problem of heterogeneous networks in the integration of three networks.And the expansion of new network only relates to software view, can realize the remote intelligent management easily.And the extension of network of convenient and efficient, also the while can reduce the cost expense of network design greatly.
Adopt virtual router as network node, any one network node only belongs to a specific stratum reticulare.Therefore any parallel network (being virtual Internet, pseudo telecommunications net or virtual broadcast television network) can freely be revised; Dispose the communication protocol of its network layer and above each layer and realize software, and can carry out the control of node access network speed at ethernet layer.
Above execution mode only is used to explain the present invention; And be not limitation of the present invention; The those of ordinary skill in relevant technologies field under the situation that does not break away from the spirit and scope of the present invention, can also be made various variations and modification; Therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (10)
1. a three-network integration system is characterized in that, comprising: the layers of physical devices of being made up of the hardware router of virtual supportization; On the basis of said layers of physical devices through virtual formation virtual network layer; Said virtual network layer comprises: virtual Internet, pseudo telecommunications net and virtual broadcast television network.
2. the system of claim 1 is characterized in that, in said layers of physical devices data packets for transmission, is provided with the VLAN label of corresponding said virtual Internet, pseudo telecommunications net or virtual broadcast television network.
3. the system of claim 1 is characterized in that, said virtual Internet, pseudo telecommunications net and virtual broadcast television network constitute by virtual router; Said virtual router is realized through software mode or hardware mode on said hardware router basis.
4. system as claimed in claim 3; It is characterized in that; Said virtual router through hardware mode is realized is realized hardware virtualization based on the FPGA network interface card; Carry out processing data packets and table look-up forwarding through the FPGA on the said network interface card, the data of utilizing buffer queues different on the said network interface card to store the different virtual network realize the data isolation of different virtual network.
5. system as claimed in claim 3 is characterized in that, realizes the routing function of the Internet through operation rip routing protocol on the virtual router in said virtual Internet.
6. system as claimed in claim 3 is characterized in that, realizes the routing function of telecommunications network through operation OSPF Routing Protocol on the virtual router in said pseudo telecommunications net.
7. system as claimed in claim 3 is characterized in that, realizes the routing function of broadcasting and television network through operation PIM-SM multicast protocol and RIP unicast routing protocol on the virtual router in said virtual broadcast television network.
8. system as claimed in claim 3 is characterized in that, in said virtual Internet, said virtual router connects the Helix server of operation RTSP agreement.
9. system as claimed in claim 3 is characterized in that, in said pseudo telecommunications net, said virtual router connects the Asterisk server of operation Session Initiation Protocol.
10. system as claimed in claim 3 is characterized in that, in said virtual broadcast television network, said virtual router connects video server and the client of operation VLC.
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| CN201110191236A CN102325074A (en) | 2011-07-08 | 2011-07-08 | Three-network convergence system |
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| CN102594700A (en) * | 2012-03-14 | 2012-07-18 | 上海倍益酷电子科技有限公司 | Quick network protocol design and authentication equipment capable of realizing collaborative configuration of hardware and software |
| CN104768238A (en) * | 2015-03-24 | 2015-07-08 | 北京盛世光明软件股份有限公司 | Method and system for achieving multi-mode work of wireless router |
| CN106973014A (en) * | 2017-01-22 | 2017-07-21 | 阿里巴巴集团控股有限公司 | Anycast route delivery system, method and electronic equipment |
| CN110199271A (en) * | 2017-01-12 | 2019-09-03 | 微软技术许可有限责任公司 | Field programmable gate array virtualization |
| CN115632907A (en) * | 2022-10-20 | 2023-01-20 | 朱华 | Scheme for solving convergence of mobile virtual networks of multiple operators |
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| CN104768238A (en) * | 2015-03-24 | 2015-07-08 | 北京盛世光明软件股份有限公司 | Method and system for achieving multi-mode work of wireless router |
| CN110199271A (en) * | 2017-01-12 | 2019-09-03 | 微软技术许可有限责任公司 | Field programmable gate array virtualization |
| CN110199271B (en) * | 2017-01-12 | 2023-10-10 | 微软技术许可有限责任公司 | Method and apparatus for field programmable gate array virtualization |
| CN106973014A (en) * | 2017-01-22 | 2017-07-21 | 阿里巴巴集团控股有限公司 | Anycast route delivery system, method and electronic equipment |
| CN106973014B (en) * | 2017-01-22 | 2021-07-30 | 创新先进技术有限公司 | Anycast route publishing system and method and electronic equipment |
| CN115632907A (en) * | 2022-10-20 | 2023-01-20 | 朱华 | Scheme for solving convergence of mobile virtual networks of multiple operators |
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Application publication date: 20120118 |