CN110113370A - A kind of communication connection method for building up and device based on view networking - Google Patents
A kind of communication connection method for building up and device based on view networking Download PDFInfo
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- CN110113370A CN110113370A CN201810102193.XA CN201810102193A CN110113370A CN 110113370 A CN110113370 A CN 110113370A CN 201810102193 A CN201810102193 A CN 201810102193A CN 110113370 A CN110113370 A CN 110113370A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4535—Network directories; Name-to-address mapping using an address exchange platform which sets up a session between two nodes, e.g. rendezvous servers, session initiation protocols [SIP] registrars or H.323 gatekeepers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/146—Markers for unambiguous identification of a particular session, e.g. session cookie or URL-encoding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/64322—IP
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/6437—Real-time Transport Protocol [RTP]
Abstract
The embodiment of the invention provides a kind of communication connection method for building up and device based on view networking.In the communication connection established between view networked terminals and internet terminal, user need to only input the self-defined title of internet terminal in view networked terminals, self-defined title is convenient for memory, and convenient for distinguishing different internet terminals, therefore, it is usually not in the case where can not remembering the self-defined title of Chu's internet terminal, so, user is not necessarily to remember the terminal number of Chu's internet terminal, the self-defined title of Chu's internet terminal need to only be remembered, the communication connection between view networked terminals and internet terminal can be established, namely, even if user can not remember the terminal number of Chu's internet terminal, as long as can remember the self-defined title of internet terminal, also it can establish the communication connection between view networked terminals and internet terminal, so that depending on data interaction can be carried out between networked terminals and internet terminal.
Description
Technical field
The present invention relates to view networking technology field, more particularly to it is a kind of based on view networking communication connection method for building up and
Device.
Background technique
Currently, many companies are both provided with office in each area, and carry out business is generally required between each office
It links up, when carrying out business communication, generally requires to carry out data interaction, in order to enable being able to carry out data between each office
Interaction needs that a terminal is respectively set for each office in advance.
When office A needs to carry out data interaction between office B, needs to establish the terminal A of office A and handle affairs
Locate the communication connection between the terminal B of B, it can be mutual by communication connection between the two between such terminal 1 and terminal B
Audio, video data is sent, carries out data interaction between to realize.
It wherein, in advance can be the terminal distribution terminal number of each office, in the terminal A for needing to establish office A
When communication connection between the terminal B of office B, the staff of office A can on terminal A input terminal B end
End is numbered, and controlling terminal A generates the communication connection foundation request for carrying the terminal number, and terminal A sends this to server and leads to
Request is established in letter connection, so that server forwards the communication connection to establish request to terminal B, when terminal B receives the communication link
After connecing foundation request, communication connection will be sent to server and establish response, so that server forwards the communication link to terminal A
Foundation response is connect, after terminal A receives communication connection foundation response, is achieved that and establishes between terminal A and terminal B
Communication connection.
However, when for terminal distribution terminal number, often according to number, alternatively, according to letter, alternatively, according to number
The number comprising multidigit character that the combining random of word and letter generates, so that terminal number is often by long number group
At, alternatively, be made of multidigit letter, alternatively, be made of multidigit letter sum number combinatorics on words, such as 15752193, MREUVNDK,
EX1K338G or N3L7VNDH etc. lead to the more difficult memory of terminal number being arranged for terminal, if the work people of office A
Member can not accurately remember the terminal number of Chu terminal B, then can not just establish the terminal B of the terminal A and office B of office A
Between communication connection, and then data interaction can not be carried out between office A and office B.
Summary of the invention
In order to solve the above-mentioned technical problem, the embodiment of the present invention shows a kind of communication connection foundation side based on view networking
Method and device.
In a first aspect, the embodiment of the present invention shows a kind of communication connection method for building up based on view networking, the view connection
Net includes turning server and internet terminal, the view networked terminals and the view depending on networked terminals, depending on networked server, association
Networked server is based on view networking protocol communication connection, described to turn between server with the association based on view connection depending on networked server
FidonetFido communication connection, the association turns server and the internet terminal internet protocol-based communicates to connect, the method
Turn in server applied to the association, which comprises
It receives the first communication connection based on view networking protocol and establishes request, first communication connection establishes request at least
The self-defined title of the internet terminal is carried, it is raw by the view networked terminals that request is established in first communication connection
At, and via it is described depending on networked server be sent to it is described association turn server；
The self-defined title that extracts the internet terminal is established in request from first communication connection,
The terminal number of the internet terminal is obtained according to the self-defined title；
The second communication connection foundation request that request is converted to internet protocol-based is established into first communication connection；
Second communication connection, which is sent, to the internet terminal according to the terminal number establishes request；
It receives that the internet terminal is sent according to the second communication connection foundation request, internet protocol-based
Response is established in first communication connection；
First communication connection is established to respond to be converted to, response is established based on the second communication connection for regarding networking protocol；
To the view networked server send it is described second communication connection establish response so that the view networked server to
The view networked terminals send second communication connection and establish response, establish the view networked terminals and the interconnection to realize
Communication connection between network termination.
In an optional implementation, the terminal that the internet terminal is obtained according to the self-defined title
Number, comprising:
Obtain the corresponding relationship between local pre-set self-defined title and terminal number；
Terminal number corresponding with the self-defined title is searched in the corresponding relationship, and as the internet
The terminal number of terminal.
It is described to send described the to the internet terminal according to the terminal number in an optional implementation
Request is established in two communication connections, comprising:
Obtain the corresponding relationship between the terminal number being locally located and Internet protocol IP address in advance；
IP address corresponding with the terminal number is searched in the corresponding relationship；
Second communication connection, which is sent, to the internet terminal according to the IP address establishes request.
In an optional implementation, the Internet protocol includes H323 agreement, and the internet terminal includes
Support the terminal of H232 agreement.
Second aspect, the embodiment of the present invention show a kind of communication connection based on depending on networking and establish device, and the view joins
Net includes turning server and internet terminal, the view networked terminals and the view depending on networked terminals, depending on networked server, association
Networked server is based on view networking protocol communication connection, described to turn between server with the association based on view connection depending on networked server
FidonetFido communication connection, the association turns server and the internet terminal internet protocol-based communicates to connect, described device
Turn in server applied to the association, described device includes:
First receiving module establishes request for receiving the first communication connection based on view networking protocol, and described first is logical
Letter connection establishes request and at least carries the self-defined title of the internet terminal, first communication connection establish request be by
The view networked terminals generate, and are sent to described assist via the view networked server and turn server；
Extraction module extracts the customized of the internet terminal for establishing in request from first communication connection
Title,
Module is obtained, for obtaining the terminal number of the internet terminal according to the self-defined title；
First conversion module is converted to the second of internet protocol-based for request to be established in first communication connection
Request is established in communication connection；
First sending module, for sending second communication connection to the internet terminal according to the terminal number
Establish request；
Second receiving module establishes request transmission according to second communication connection for receiving the internet terminal
, internet protocol-based first communication connection establish response；
Second conversion module, for first communication connection to be established respond and be converted to based on view networking protocol second
Response is established in communication connection；
Second sending module establishes response for sending second communication connection to the view networked server, so that
The view networked server sends second communication connection to the view networked terminals and establishes response, establishes the view to realize
Communication connection between networked terminals and the internet terminal.
In an optional implementation, the acquisition module includes:
First acquisition unit, for obtaining the corresponding pass between local pre-set self-defined title and terminal number
System；
First searching unit is compiled for searching terminal corresponding with the self-defined title in the corresponding relationship
Number, and the terminal number as the internet terminal.
In an optional implementation, first sending module includes:
Second acquisition unit, for obtaining pair between the terminal number being locally located and Internet protocol IP address in advance
It should be related to；
Second searching unit, for searching IP address corresponding with the terminal number in the corresponding relationship；
Transmission unit is asked for sending the second communication connection foundation to the internet terminal according to the IP address
It asks.
In an optional implementation, the Internet protocol includes H323 agreement, and the internet terminal includes
Support the terminal of H232 agreement.
The third aspect, the embodiment of the present invention show a kind of electric terminal, including memory, processor and are stored in storage
On device and the computer program that can run on a processor, the processor are realized as described in relation to the first aspect when executing described program
Based on view networking communication connection method for building up the step of.
Fourth aspect, the embodiment of the present invention show a kind of computer readable storage medium, the computer-readable storage
Computer program is stored on medium, when the computer program is executed by processor realize as described in relation to the first aspect based on view
The step of communication connection method for building up of networking.
The embodiment of the present invention includes following advantages:
In through the embodiment of the present invention, when user needs using depending on mutually sending number between networked terminals and internet terminal
According to when, it is necessary first to establish view networked terminals and internet terminal between communication connection, however, establish view networked terminals with
When communication connection between internet terminal, user is randomly assigned in advance as internet terminal without inputting in regarding networked terminals
Terminal number, only need to view networked terminals in input internet terminal self-defined title, self-defined title convenient for note
Recall, and is usually not in therefore the self-defining name that can not remember Chu's internet terminal convenient for distinguishing different internet terminals
The case where title, need to only remember the customized of Chu's internet terminal in this way, user is not necessarily to remember the terminal number of Chu's internet terminal
Title, so that it may establish the communication connection between view networked terminals and internet terminal, that is, even if user can not to remember Chu mutual
The terminal number of networked terminals, as long as can remember the self-defined title of internet terminal, also can establish view networked terminals and mutually
Communication connection between networked terminals, so that depending on data interaction can be carried out between networked terminals and internet terminal.
Detailed description of the invention
Fig. 1 is a kind of networking schematic diagram of view networking of the invention；
Fig. 2 is a kind of hardware structural diagram of node server of the invention；
Fig. 3 is a kind of hardware structural diagram of access switch of the invention；
Fig. 4 is the hardware structural diagram that a kind of Ethernet association of the invention turns gateway；
Fig. 5 is the structural block diagram that system embodiment is established in a kind of communication connection based on depending on networking of the invention.
Fig. 6 is a kind of step flow chart of communication connection method for building up embodiment based on view networking of the invention；
Fig. 7 is the structural block diagram that Installation practice is established in a kind of communication connection based on depending on networking of the invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
It is the important milestone of network Development depending on networking, is a real-time network, can be realized HD video real-time Transmission,
Push numerous Internet applications to HD video, high definition is face-to-face.
Real-time high-definition video switching technology is used depending on networking, it can be such as high in a network platform by required service
Clear video conference, Intellectualized monitoring analysis, emergency command, digital broadcast television, delay TV, the Web-based instruction, shows video monitoring
Field live streaming, VOD program request, TV Mail, individual character records (PVR), Intranet (manages) channel by oneself, intelligent video Broadcast Control, information publication
All be incorporated into a system platform etc. services such as tens of kinds of videos, voice, picture, text, communication, data, by TV or
Computer realizes that high-definition quality video plays.
Embodiment in order to enable those skilled in the art to better understand the present invention is introduced to depending on networking below:
Depending on networking, applied portion of techniques is as described below:
Network technology (Network Technology)
Traditional ethernet (Ethernet) is improved depending on the network technology innovation networked, with potential huge on network
Video flow.(Circuit is exchanged different from simple network packet packet switch (Packet Switching) or lattice network
Switching), Streaming demand is met using Packet Switching depending on networking technology.Has grouping depending on networking technology
Flexible, the simple and low price of exchange, is provided simultaneously with the quality and safety assurance of circuit switching, it is virtually electric to realize the whole network switch type
The seamless connection of road and data format.
Switching technology (Switching Technology)
Two advantages of asynchronous and packet switch that Ethernet is used depending on networking eliminate Ethernet under the premise of complete compatible and lack
It falls into, has the end-to-end seamless connection of the whole network, direct user terminal, directly carrying IP data packet.User data is in network-wide basis
It is not required to any format conversion.It is the more advanced form of Ethernet depending on networking, is a real-time exchange platform, can be realized at present mutually
The whole network large-scale high-definition realtime video transmission that networking cannot achieve pushes numerous network video applications to high Qinghua, unitizes.
Server technology (Server Technology)
It is different from traditional server, its Streaming Media depending on the server technology in networking and unified video platform
Transmission be built upon it is connection-oriented on the basis of, data-handling capacity is unrelated with flow, communication time, single network layer energy
Enough transmitted comprising signaling and data.For voice and video business, handled depending on networking and unified video platform Streaming Media
Complexity many simpler than data processing, efficiency substantially increase hundred times or more than traditional server.
Reservoir technology (Storage Technology)
The ultrahigh speed reservoir technology of unified video platform in order to adapt to the media content of vast capacity and super-flow and
Using state-of-the-art real time operating system, the programme information in server instruction is mapped to specific hard drive space, media
Content is no longer pass through server, and moment is directly delivered to user terminal, and user waits typical time less than 0.2 second.It optimizes
Sector distribution greatly reduces the mechanical movement of hard disc magnetic head tracking, and resource consumption only accounts for the 20% of the internet ad eundem IP, but
The concurrent flow greater than 3 times of traditional disk array is generated, overall efficiency promotes 10 times or more.
Network security technology (Network Security Technology)
Depending on the structural design networked by servicing independent licence system, terminal and the modes such as user data is completely isolated every time
The network security problem that puzzlement internet has thoroughly been eradicated from structure, does not need antivirus applet, firewall generally, has prevented black
The attack of visitor and virus, structural carefree secure network is provided for user.
It services innovative technology (Service Innovation Technology)
Business and transmission are fused together by unified video platform, whether single user, private user or a net
The sum total of network is all only primary automatic connection.User terminal, set-top box or PC are attached directly to unified video platform, obtain rich
The multimedia video service of rich colorful various forms.Unified video platform is traditional to substitute with table schema using " menu type "
Complicated applications programming, considerably less code, which can be used, can be realized complicated application, realize the new business innovation of " endless ".
Networking depending on networking is as described below:
It is a kind of central controlled network structure depending on networking, which can be Tree Network, Star network, ring network etc. class
Type, but centralized control node is needed to control whole network in network on this basis.
As shown in Figure 1, being divided into access net and Metropolitan Area Network (MAN) two parts depending on networking.
The terminal of access mesh portions can be mainly divided into 3 classes: node server, access switch, terminal (including various machines
Top box, encoding board, memory etc.).Node server is connected with access switch, and access switch can be with multiple terminal phases
Even, and it can connect Ethernet.
Wherein, node server is the node that centralized control functions are played in access net, can control access switch and terminal.
Node server can directly be connected with access switch, can also directly be connected with terminal.
Similar, the terminal of metropolitan area mesh portions can also be divided into 3 classes: metropolitan area server, node switch, node serve
Device.Metropolitan area server is connected with node switch, and node switch can be connected with multiple node servers.
Wherein, node server is the node server for accessing mesh portions, i.e. node server had both belonged to access wet end
Point, and belong to metropolitan area mesh portions.
Metropolitan area server is the node that centralized control functions are played in Metropolitan Area Network (MAN), can control node switch and node serve
Device.Metropolitan area server can be directly connected to node switch, can also be directly connected to node server.
It can be seen that be entirely a kind of central controlled network structure of layering depending on networking network, and node server and metropolitan area
The network controlled under server can be the various structures such as tree-shaped, star-like, cyclic annular.
Visually claim, access mesh portions can form unified video platform (part in virtual coil), and multiple unified videos are flat
Platform can form view networking；Each unified video platform can be interconnected by metropolitan area and wide area depending on networking.
Classify depending on networked terminals
1.1 embodiment of the present invention can be mainly divided into 3 classes: server depending on the terminal in networking, interchanger (including ether
Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).Depending on networking can be divided on the whole Metropolitan Area Network (MAN) (or
National net, World Wide Web etc.) and access net.
1.2 terminals for wherein accessing mesh portions can be mainly divided into 3 classes: node server, access switch (including ether
Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).
The specific hardware structure of each access network termination are as follows:
Node server:
As shown in Fig. 2, mainly including Network Interface Module 201, switching engine module 202, CPU module 203, disk array
Module 204；
Wherein, Network Interface Module 201, the Bao Jun that CPU module 203, disk array module 204 are come in enter switching engine
Module 202；Switching engine module 202 look into the operation of address table 205 to the packet come in, to obtain the navigation information of packet；
And the packet is stored according to the navigation information of packet the queue of corresponding pack buffer 206；If the queue of pack buffer 206 is close
It is full, then it abandons；All pack buffer queues of 202 poll of switching engine mould, are forwarded: 1) port if meeting the following conditions
It is less than to send caching；2) the queue package counting facility is greater than zero.Disk array module 204 mainly realizes the control to hard disk, including
The operation such as initialization, read-write to hard disk；CPU module 203 is mainly responsible between access switch, terminal (not shown)
Protocol processes, to address table 205 (including descending protocol packet address table, uplink protocol package address table, data packet addressed table)
Configuration, and, the configuration to disk array module 204.
Access switch:
As shown in figure 3, mainly including Network Interface Module (downstream network interface module 301, uplink network interface module
302), switching engine module 303 and CPU module 304；
Wherein, the packet (upstream data) that downstream network interface module 301 is come in enters packet detection module 305；Packet detection mould
Whether mesh way address (DA), source address (SA), type of data packet and the packet length of the detection packet of block 305 meet the requirements, if met,
It then distributes corresponding flow identifier (stream-id), and enters switching engine module 303, otherwise abandon；Uplink network interface mould
The packet (downlink data) that block 302 is come in enters switching engine module 303；The data packet that CPU module 204 is come in enters switching engine
Module 303；Switching engine module 303 look into the operation of address table 306 to the packet come in, to obtain the navigation information of packet；
If the packet into switching engine module 303 is that downstream network interface is gone toward uplink network interface, in conjunction with flow identifier
(stream-id) packet is stored in the queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full,
It abandons；If the packet into switching engine module 303 is not that downstream network interface is gone toward uplink network interface, according to packet
Navigation information is stored in the data packet queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full,
Then abandon.
All pack buffer queues of 303 poll of switching engine module, are divided to two kinds of situations in embodiments of the present invention:
If the queue is that downstream network interface is gone toward uplink network interface, meets the following conditions and be forwarded: 1)
It is less than that the port sends caching；2) the queue package counting facility is greater than zero；3) token that rate control module generates is obtained；
If the queue is not that downstream network interface is gone toward uplink network interface, meets the following conditions and is forwarded:
1) it is less than to send caching for the port；2) the queue package counting facility is greater than zero.
Rate control module 208 is configured by CPU module 204, to all downlink networks in programmable interval
Interface generates token toward the pack buffer queue that uplink network interface is gone, to control the code rate of forwarded upstream.
CPU module 304 is mainly responsible for the protocol processes between node server, the configuration to address table 306, and,
Configuration to rate control module 308.
Ethernet association turns gateway:
As shown in figure 4, mainly including Network Interface Module (downstream network interface module 401, uplink network interface module
402), switching engine module 403, CPU module 404, packet detection module 405, rate control module 408, address table 406, Bao Huan
Storage 407 and MAC adding module 409, MAC removing module 410.
Wherein, the data packet that downstream network interface module 401 is come in enters packet detection module 405；Packet detection module 405 is examined
Ethernet mac DA, ethernet mac SA, Ethernet length or frame type, the view networking mesh way address of measured data packet
DA, whether meet the requirements depending on networking source address SA, depending on networking data Packet type and packet length, corresponding stream is distributed if meeting
Identifier (stream-id)；Then, MAC DA, MAC SA, length or frame type are subtracted by MAC removing module 410
(2byte), and enter corresponding receive and cache, otherwise abandon；
Downstream network interface module 401 detects the transmission caching of the port, according to the view of packet networking mesh if there is Bao Ze
Address D A knows the ethernet mac DA of corresponding terminal, adds the ethernet mac DA of terminal, Ethernet assists the MAC for turning gateway
SA, Ethernet length or frame type, and send.
The function that Ethernet association turns other modules in gateway is similar with access switch.
Terminal:
It mainly include Network Interface Module, Service Processing Module and CPU module；For example, set-top box mainly connects including network
Mouth mold block, video/audio encoding and decoding engine modules, CPU module；Encoding board mainly includes Network Interface Module, video encoding engine
Module, CPU module；Memory mainly includes Network Interface Module, CPU module and disk array module.
The terminal of 1.3 metropolitan area mesh portions can be mainly divided into 2 classes: node server, node switch, metropolitan area server.
Wherein, node switch mainly includes Network Interface Module, switching engine module and CPU module；Metropolitan area server mainly includes
Network Interface Module, switching engine module and CPU module are constituted.
2, networking data package definition is regarded
2.1 access network data package definitions
Access net data packet mainly include following sections: destination address (DA), source address (SA), reserve bytes,
payload(PDU)、CRC。
As shown in the table, the data packet for accessing net mainly includes following sections:
| DA | SA | Reserved | Payload | CRC |
Wherein:
Destination address (DA) is made of 8 bytes (byte), and first character section indicates type (such as the various associations of data packet
Discuss packet, multicast packet, unicast packet etc.), be up to 256 kinds of possibility, the second byte to the 6th byte is metropolitan area net address,
Seven, the 8th bytes are access net address；
Source address (SA) is also to be made of 8 bytes (byte), is defined identical as destination address (DA)；
Reserve bytes are made of 2 bytes；
The part payload has different length according to the type of different datagrams, is if it is various protocol packages
64 bytes are 32+1024=1056 bytes if it is single group unicast packets words, are not restricted to above 2 kinds certainly；
CRC is made of 4 bytes, and calculation method follows the Ethernet CRC algorithm of standard.
2.2 Metropolitan Area Network (MAN) packet definitions
The topology of Metropolitan Area Network (MAN) is pattern, may there is 2 kinds, connection even of more than two kinds, i.e. node switching between two terminals
It can all can exceed that 2 kinds between machine and node server, node switch and node switch, node switch and node server
Connection.But the metropolitan area net address of metropolitan area network termination is uniquely, to close to accurately describe the connection between metropolitan area network termination
System, introduces parameter in embodiments of the present invention: label, uniquely to describe a metropolitan area network termination.
(Multi-Protocol Label Switch, multiprotocol label are handed over by the definition of label and MPLS in this specification
Change) label definition it is similar, it is assumed that between terminal A and terminal B there are two connection, then data packet from terminal A to terminal B just
There are 2 labels, data packet also there are 2 labels from terminal B to terminal A.Label is divided into label, outgoing label, it is assumed that data packet enters
The label (entering label) of terminal A is 0x0000, and the label (outgoing label) when this data packet leaves terminal A may reform into
0x0001.The networking process of Metropolitan Area Network (MAN) is to enter network process under centralized control, also means that address distribution, the label of Metropolitan Area Network (MAN)
Distribution be all to be dominated by metropolitan area server, node switch, node server be all passively execute, this point with
The label distribution of MPLS is different, and the distribution of the label of MPLS is the result that interchanger, server are negotiated mutually.
As shown in the table, the data packet of Metropolitan Area Network (MAN) mainly includes following sections:
| DA | SA | Reserved | Label | Payload | CRC |
That is destination address (DA), source address (SA), reserve bytes (Reserved), label, payload (PDU), CRC.Its
In, the format of label, which can refer to, such as gives a definition: label is 32bit, wherein high 16bit retains, only with low 16bit, its position
Set is between the reserve bytes and payload of data packet.
Based on the above-mentioned characteristic of view networking, one of the core concepts of the embodiments of the present invention is proposed, it then follows regard the association of networking
View, user are not necessarily to remember the terminal number of Chu's internet terminal, need to only remember the self-defined title of Chu's internet terminal, so that it may
Establish the communication connection between view networked terminals and internet terminal, so can to regard networked terminals and internet terminal it
Between can carry out data interaction.
Referring to Fig. 5, the structural frames that system embodiment is established in a kind of communication connection based on depending on networking of the invention are shown
Figure, which includes turning server 03 and internet terminal 04 depending on networked terminals 01, depending on networked server 02, association, depending on networking
Terminal 01 and view networked server 02 are based on view networking protocol communication connection, turn between server 03 depending on networked server 02 and association
Based on view networking protocol communication connection, association turns internet protocol-based between server 03 and internet terminal 04 and communicates to connect.
In the embodiment of the present invention, Internet protocol includes H323 agreement, and internet terminal includes the end for supporting H232 agreement
End.
H.323 agreement is a kind of transmission of video agreement of standard, H.323 the protocol suite where agreement mainly define including
Multimedia communication is provided on the network based on packet switch including IP (Internet Protocol, Internet protocol) network
Component, agreement and regulation, for example, internet terminal may include that Poly com (Polycom) conference terminal may be used also certainly
To include other video device for supporting H.323 agreement, the embodiment of the present invention to this with no restriction.
Referring to Fig. 6, the step of showing a kind of communication connection method for building up embodiment based on view networking of the invention stream
Cheng Tu, this method can be applied to association shown in fig. 5 and turn in server 03, and this method can specifically include following steps:
In step s101, it receives the first communication connection based on view networking protocol and establishes request, the first communication connection is built
It is vertical request at least carry internet terminal self-defined title, first communication connection establish request be by being generated depending on networked terminals,
And turn server via association is sent to depending on networked server；
In embodiments of the present invention, when user needs using depending on carrying out data interaction between networked terminals and internet terminal
When, need to establish the communication connection between view networked terminals and internet terminal.
At this point, user can input the self-defined title of internet terminal in view networked terminals, and control view networking eventually
End generates the first communication connection based on view networking protocol and establishes request, and the first communication connection establishes request and at least carries internet
The self-defined title of terminal.Then view networked terminals send the first communication connection to view networked server and establish request.Depending on networking
Server receives the first communication connection and establishes request, and Xiang Xiezhuan server sends the first communication connection and establishes request.Association turns clothes
Business device receives the first communication connection foundation request that view networked server is sent.
In embodiments of the present invention, internet terminal can turn to register making by oneself for internet terminal in server in advance in association
Adopted title for example, the user using internet terminal can draft a self-defined title for internet terminal, and controls interconnection
Network termination generates self-defined title registration request, and the terminal number and use of internet terminal are carried in self-defined title registration request
Family is the self-defined title that internet terminal is drafted.
Then self-defined title registration request is sent to association and turns server by internet terminal, and association turns server reception and makes by oneself
Adopted name registration request, and terminal number and the user of internet terminal are extracted from self-defined title registration request as interconnection
Then user is the self-defined title and internet terminal that internet terminal is drafted by the self-defined title that network termination is drafted
Terminal number forms a record, and the corresponding relationship being stored between local pre-set self-defined title and terminal number
In.
In embodiments of the present invention, self-defined title is easy to be remembered by users, and is easy according to self-defined title
It is distinguished different internet terminals, namely the self-defined title of different internet terminals will not mutually be obscured, internet is whole
The self-defined title at end and the inherent feature of internet terminal are closely bound up, in this way, after user sees the self-defined title,
It is easy to be assured which internet terminal is the self-defined title refer to.
For example, the self-defined title of internet terminal is related to the position feature of internet terminal.
For example, the internet terminal that terminal number is EX1K338G is located at the one of No. 03 the 04th unit 501 of building of certain cell
In other, user is that the self-defined title that internet terminal is drafted can be 0304501 at family.Terminal number is the mutual of N3L7VNDH
Networked terminals are located at a family of No. 15 the 01st unit 302 of building of certain cell in other, and user is making by oneself of drafting of internet terminal
Adopted title can be 1501302.As it can be seen that internet terminal self-defined title convenient for memory, and be convenient for and other internet terminals
Self-defined title distinguish.
In step s 102, the self-defined title that extracts internet terminal is established in request from the first communication connection；
In step s 103, the terminal number of internet terminal is obtained according to self-defined title；
In this step, it is available between local pre-set self-defined title and terminal number to turn server for association
Corresponding relationship, corresponding with self-defined title terminal number is then searched in the corresponding relationship, and whole as internet
The terminal number at end.
In step S104, the second communication connection that request is converted to internet protocol-based is established into the first communication connection
Establish request；
In embodiments of the present invention, association, which turns server, has the function of protocol conversion, i.e., association, which will turn server, will be based on
The data of internet protocol-based are converted to depending on the data of networking protocol, it is equally possible that by the number of internet protocol-based
According to be converted to based on view networking protocol data.
Since internet terminal supports Internet protocol, networking protocol is regarded without supporting, in order to enable internet terminal energy
Enough parsing first, which communicates to connect, establishes request, and association turns server and needs to be converted to the first communication connection foundation request based on interconnection
Request is established in second communication connection of fidonetFido, then executes step S105.
In step s105, the second communication connection is sent to internet terminal according to the terminal number and establishes request；
In this step, association, which turns server, can be sent out by the communication connection between internet terminal to internet terminal
The second communication connection is sent to establish request.
In embodiments of the present invention, turning the internet terminal that server communication is connect with association may have very much, and association turns service
Device often needs to send number to internet terminal according to the IP address of internet terminal when sending data to internet terminal
According to.
Therefore, association turns the IP that server needs storage in advance and association turns each internet terminal that server communication is connect
Address, for example, turning the internet terminal that server communication is connect with association for any one, association turns server and needs the interconnection
The terminal number of network termination and the IP address of the internet terminal form a record, and store in the above correspondence relationship, right
In other, each turns the internet terminal that server communication is connect with association, equally execution aforesaid operations.
Therefore, in this step, association turn server it is available in advance the terminal number that is locally located and IP address it
Between corresponding relationship, corresponding with terminal number IP address is then searched in the corresponding relationship, further according to the IP address
The second communication connection, which is sent, to internet terminal establishes request.
In step s 106, receive internet terminal according to second communication connection establish request send, be based on internet
Response is established in first communication connection of agreement；
In embodiments of the present invention, it after internet terminal, which receives the second communication connection, establishes request, needs to view
Networked terminals return communication connection establishment response is so just able to achieve the communication established between view networked terminals and internet terminal
Connection, therefore, internet terminal need to establish the first communication that request generates internet protocol-based according to the second communication connection
Connection establishment response, then by assisting the communication connection Xiang Xiezhuan server transmission internet protocol-based turned between server
First communication connection establish response.Association turns server and is received by the communication connection between internet terminal based on internet
Response is established in first communication connection of agreement, then executes step S107.
In step s 107, response is established into the first communication connection and is converted to the second communication connection based on view networking protocol
Establish response；
Since view networked terminals support view networking protocol, without supporting Internet protocol, in order to enable internet terminal energy
Enough parsing first, which communicates to connect, establishes response, and association turns server and needs to be converted to the first communication connection foundation response based on view connection
Response is established in second communication connection of fidonetFido, then executes step S108.
In step S108, the second communication connection is sent to view networked server and establishes response, so that view networked server
The second communication connection foundation response is sent to view networked terminals, establishes leading between view networked terminals and internet terminal to realize
Letter connection.
In this step, association turn server can by view networked server between communication connection to view the Internet services
Device sends the second communication connection and establishes response.
When depending on networked terminals receive the second communication connection establish response after, be achieved that foundation view networked terminals and mutually
The purpose of communication connection between networked terminals, depending on can be carried out data interaction between networked terminals and internet terminal.
For example, can send based on the audio, video data depending on networking protocol depending on networked terminals to networked server is regarded, depending on connection
Audio, video data of the network server Xiang Xiezhuan server forwarding based on view networking protocol, association turns server will be based on view networking protocol
Audio, video data be converted to the audio, video data of internet protocol-based, and the sound of Internet protocol is sent to internet terminal
Video data.
Alternatively, audio, video data to the association that internet terminal can send internet protocol-based turns server, association turns clothes
The audio, video data of internet protocol-based is converted to the audio, video data based on view networking protocol by business device, and is taken to view networking
Device transmission be engaged in based on the audio, video data for regarding networking protocol, sends view networking protocol to view networked terminals again depending on networked server
Audio, video data.
Wherein, the audio, video data of internet protocol-based can be for based on RTP (Real-time Transport
Protocol real-time transport protocol) agreement audio, video data, alternatively, be the audio, video data based on H323 agreement.Based on view
The audio, video data of networking protocol can be the audio, video data of V2V agreement.
In through the embodiment of the present invention, when user needs using depending on mutually sending number between networked terminals and internet terminal
According to when, it is necessary first to establish view networked terminals and internet terminal between communication connection, however, establish view networked terminals with
When communication connection between internet terminal, user is randomly assigned in advance as internet terminal without inputting in regarding networked terminals
Terminal number, only need to view networked terminals in input internet terminal self-defined title, self-defined title convenient for note
Recall, and is usually not in therefore the self-defining name that can not remember Chu's internet terminal convenient for distinguishing different internet terminals
The case where title, need to only remember the customized of Chu's internet terminal in this way, user is not necessarily to remember the terminal number of Chu's internet terminal
Title, so that it may establish the communication connection between view networked terminals and internet terminal, that is, even if user can not to remember Chu mutual
The terminal number of networked terminals, as long as can remember the self-defined title of internet terminal, also can establish view networked terminals and mutually
Communication connection between networked terminals, so that depending on data interaction can be carried out between networked terminals and internet terminal.
It should be noted that for simple description, therefore, it is stated as a series of action groups for embodiment of the method
It closes, but those skilled in the art should understand that, embodiment of that present invention are not limited by the describe sequence of actions, because according to
According to the embodiment of the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art also should
Know, the embodiments described in the specification are all preferred embodiments, and the related movement not necessarily present invention is implemented
Necessary to example.
Referring to Fig. 7, shows a kind of communication connection based on depending on networking of the invention and establish device, it is described to include depending on networking
Turn server and internet terminal depending on networked terminals, depending on networked server, association, the view networked terminals and view networking take
Business device is based on view networking protocol communication connection, described to turn to be based on view networking protocol between server with the association depending on networked server
Communication connection, the association turns server and the internet terminal internet protocol-based communicates to connect, and described device is applied to
The association turns in server, and described device includes:
First receiving module 11 is requested, described first for receiving the first communication connection foundation based on view networking protocol
The self-defined title that request at least carries the internet terminal is established in communication connection, and request is established in first communication connection is
By the view networked terminals generate, and via it is described view networked server be sent to it is described assist turn server；
Extraction module 12 extracts making by oneself for the internet terminal for establishing in request from first communication connection
Adopted title,
Module 13 is obtained, for obtaining the terminal number of the internet terminal according to the self-defined title；
First conversion module 14, for first communication connection to be established that request is converted to internet protocol-based
Request is established in two communication connections；
First sending module 15, for sending second communication link to the internet terminal according to the terminal number
Connect foundation request；
Second receiving module 16 establishes request transmission according to second communication connection for receiving the internet terminal
, internet protocol-based first communication connection establish response；
Second conversion module 17, for by first communication connection establish response be converted to based on view networking protocol the
Two communication connection establishment responses；
Second sending module 18 establishes response for sending second communication connection to the view networked server, with
The view networked server is set to establish response to view networked terminals transmission second communication connection, to realize described in foundation
Depending on the communication connection between networked terminals and the internet terminal.
In an optional implementation, the acquisition module 13 includes:
First acquisition unit, for obtaining the corresponding pass between local pre-set self-defined title and terminal number
System；
First searching unit is compiled for searching terminal corresponding with the self-defined title in the corresponding relationship
Number, and the terminal number as the internet terminal.
In an optional implementation, first sending module 15 includes:
Second acquisition unit, for obtaining pair between the terminal number being locally located and Internet protocol IP address in advance
It should be related to；
Second searching unit, for searching IP address corresponding with the terminal number in the corresponding relationship；
Transmission unit is asked for sending the second communication connection foundation to the internet terminal according to the IP address
It asks.
In an optional implementation, the Internet protocol includes H323 agreement, and the internet terminal includes
Support the terminal of H232 agreement.
In through the embodiment of the present invention, when user needs using depending on mutually sending number between networked terminals and internet terminal
According to when, it is necessary first to establish view networked terminals and internet terminal between communication connection, however, establish view networked terminals with
When communication connection between internet terminal, user is randomly assigned in advance as internet terminal without inputting in regarding networked terminals
Terminal number, only need to view networked terminals in input internet terminal self-defined title, self-defined title convenient for note
Recall, and is usually not in therefore the self-defining name that can not remember Chu's internet terminal convenient for distinguishing different internet terminals
The case where title, need to only remember the customized of Chu's internet terminal in this way, user is not necessarily to remember the terminal number of Chu's internet terminal
Title, so that it may establish the communication connection between view networked terminals and internet terminal, that is, even if user can not to remember Chu mutual
The terminal number of networked terminals, as long as can remember the self-defined title of internet terminal, also can establish view networked terminals and mutually
Communication connection between networked terminals, so that depending on data interaction can be carried out between networked terminals and internet terminal.
For device embodiment, since it is basically similar to the method embodiment, related so being described relatively simple
Place illustrates referring to the part of embodiment of the method.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal (system) and computer program product
Flowchart and/or the block diagram describe.It should be understood that can be realized by computer program instructions in flowchart and/or the block diagram
The combination of process and/or box in each flow and/or block and flowchart and/or the block diagram.It can provide these calculating
Processing of the machine program instruction to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Device is to generate a machine, so that being generated by the instruction that the processor of computer or other programmable data processing terminals executes
For realizing the function of being specified in one or more flows of the flowchart and/or one or more blocks of the block diagram
Device.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminals with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions can also be loaded on computer or other programmable data processing terminals, so that counting
Series of operation steps are executed on calculation machine or other programmable terminals to generate computer implemented processing, thus in computer or
The instruction executed on other programmable terminals is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or the terminal that include a series of elements not only include that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of terminal.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in process, method, article or the terminal for including the element.
Above to a kind of communication connection method for building up and device based on view networking provided by the present invention, carry out in detail
It introduces, used herein a specific example illustrates the principle and implementation of the invention, the explanation of above embodiments
It is merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to this
The thought of invention, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification is not answered
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of communication connection method for building up based on view networking, which is characterized in that the view networking includes view networked terminals, view
Networked server, association turn server and internet terminal, and the view networked terminals and the view networked server are based on view connection
FidonetFido communication connection, it is described to turn between server with the association based on view networking protocol communication connection, institute depending on networked server
It states association and turns server and internet terminal internet protocol-based communication connection, the method is applied to the association and turns service
In device, which comprises
It receives the first communication connection based on view networking protocol and establishes request, first communication connection is established request and at least carried
The self-defined title of the internet terminal, it is described first communication connection establish request be by the view networked terminals generation, and
Via it is described depending on networked server be sent to it is described association turn server；
The self-defined title that extracts the internet terminal is established in request from first communication connection,
The terminal number of the internet terminal is obtained according to the self-defined title；
The second communication connection foundation request that request is converted to internet protocol-based is established into first communication connection；
Second communication connection, which is sent, to the internet terminal according to the terminal number establishes request；
It receives the internet terminal and establishes request transmission, internet protocol-based first according to second communication connection
Response is established in communication connection；
First communication connection is established to respond to be converted to, response is established based on the second communication connection for regarding networking protocol；
Second communication connection is sent to the view networked server and establishes response, so that the view networked server is to described
Second communication connection is sent depending on networked terminals and establishes response, and the view networked terminals are established with realization and the internet is whole
Communication connection between end.
2. the method according to claim 1, wherein described obtain the internet according to the self-defined title
The terminal number of terminal, comprising:
Obtain the corresponding relationship between local pre-set self-defined title and terminal number；
Terminal number corresponding with the self-defined title is searched in the corresponding relationship, and as the internet terminal
Terminal number.
3. the method according to claim 1, wherein it is described according to the terminal number to the internet terminal
It sends second communication connection and establishes request, comprising:
Obtain the corresponding relationship between the terminal number being locally located and Internet protocol IP address in advance；
IP address corresponding with the terminal number is searched in the corresponding relationship；
Second communication connection, which is sent, to the internet terminal according to the IP address establishes request.
4. the method according to claim 1, wherein the Internet protocol includes H323 agreement, the interconnection
Network termination includes the terminal for supporting H232 agreement.
5. device is established in a kind of communication connection based on depending on networking, which is characterized in that the view networking includes view networked terminals, view
Networked server, association turn server and internet terminal, and the view networked terminals and the view networked server are based on view connection
FidonetFido communication connection, it is described to turn between server with the association based on view networking protocol communication connection, institute depending on networked server
It states association and turns server and internet terminal internet protocol-based communication connection, described device is applied to the association and turns service
In device, described device includes:
First receiving module establishes request, first communication link for receiving the first communication connection based on view networking protocol
It connects and establishes the self-defined title that request at least carries the internet terminal, it is by described that request is established in first communication connection
Depending on networked terminals generate, and via it is described view networked server be sent to it is described assist turn server；
Extraction module, for establishing in request the self-defining name for extracting the internet terminal from first communication connection
Claim,
Module is obtained, for obtaining the terminal number of the internet terminal according to the self-defined title；
First conversion module, for the second communication that request is converted to internet protocol-based to be established in first communication connection
Request is established in connection；
First sending module is established for sending second communication connection to the internet terminal according to the terminal number
Request；
Second receiving module establishes request is sent, base according to second communication connection for receiving the internet terminal
Response is established in the first communication connection of Internet protocol；
Second conversion module is converted to the second communication based on view networking protocol for response to be established in first communication connection
Connection establishment response；
Second sending module establishes response for sending second communication connection to the view networked server, so that described
Second communication connection is sent to the view networked terminals depending on networked server and establishes response, establishes the view networking to realize
Communication connection between terminal and the internet terminal.
6. device according to claim 5, which is characterized in that the acquisition module includes:
First acquisition unit, for obtaining the corresponding relationship between local pre-set self-defined title and terminal number；
First searching unit, for searching terminal number corresponding with the self-defined title in the corresponding relationship, and
Terminal number as the internet terminal.
7. device according to claim 5, which is characterized in that first sending module includes:
Second acquisition unit, for obtaining the corresponding pass between the terminal number being locally located and Internet protocol IP address in advance
System；
Second searching unit, for searching IP address corresponding with the terminal number in the corresponding relationship；
Transmission unit establishes request for sending second communication connection to the internet terminal according to the IP address.
8. device according to claim 5, which is characterized in that the Internet protocol includes H323 agreement, the interconnection
Network termination includes the terminal for supporting H232 agreement.
9. a kind of electric terminal including memory, processor and stores the calculating that can be run on a memory and on a processor
Machine program, which is characterized in that the processor realizes base according to any one of claims 1 to 4 when executing described program
In the step of regarding the communication connection method for building up of networking.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program is realized according to any one of claims 1 to 4 when the computer program is executed by processor based on view networking
The step of communicating to connect method for building up.
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