CN108063741A - A kind of transport protocol conversion method and apparatus - Google Patents
A kind of transport protocol conversion method and apparatus Download PDFInfo
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- CN108063741A CN108063741A CN201610976309.3A CN201610976309A CN108063741A CN 108063741 A CN108063741 A CN 108063741A CN 201610976309 A CN201610976309 A CN 201610976309A CN 108063741 A CN108063741 A CN 108063741A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
Abstract
An embodiment of the present invention provides a kind of transport protocol conversion method and apparatus, are related to regarding networking technology field.The method, including：Receive client or the transmission packet sent regarding networked server；When the transmission packet is sent by client, the transmission packet is converted into depending on networking data bag and is sent to described regarding connection server；When the transmission packet is sent by regarding networked server, the transmission packet is converted into Ethernet data bag and is sent to the client.Solve existing client can not seamless access regard networking realize multiple business the technical issues of.Achieve can at any time client and between networked server establish connection realize real-time Communication for Power advantageous effect.
Description
Technical field
The present invention relates to regarding networking technology field, more particularly to a kind of transport protocol conversion method and a kind of transport protocol
Conversion equipment.
Background technology
With the fast development of the network technology, it is two-way that video conference, video teaching, video monitoring, mobile resources are shared etc.
Communication is widely available in the life of user, work, study etc..
In communication process, in order to ensure that user timely enters communication, improve communication quality and efficiency, it is necessary to ensure
User can rapidly participate in communicating.And for regarding networking, it is implemented in depending on networking protocol on two layers of Ethernet, Wu Fajin
Row IP (Internet Protocol, procotol) layer communicates.And common Ethernet is all based on IP communication patterns.Therefore
Client under Ethernet protocol is difficult directly to communicate with depending on the server under networking protocol.Thus cause user can not
By the clients such as mobile phone, computer seamless access depending on networking so as to fulfill program request, be broadcast live, watch TV, monitoring system, video council
View, mobile resources such as share at all multiple services accesses.
The content of the invention
In view of the above problems, it is proposed that the embodiment of the present invention overcomes the above problem or at least partly in order to provide one kind
A kind of transport protocol conversion method to solve the above problems and a kind of corresponding transport protocol conversion device.
To solve the above-mentioned problems, the embodiment of the invention discloses a kind of transport protocol conversion methods, which is characterized in that institute
Method is stated to be applied to regard in networking, including：
Receive client or the transmission packet sent regarding networked server；
When the transmission packet is sent by client, the transmission packet is converted into regard networking data bag simultaneously
It is sent to described regard and joins server；
When the transmission packet is sent by regarding networked server, the transmission packet is converted into ether netting index
According to wrapping and be sent to the client.
Optionally, it is described when the transmission packet is to be sent to by client regarding connection server, by the transmission number
The step of being converted into regarding networking data bag according to bag, including：
When the transmission packet is to be sent to by client regarding connection server, the transmission packet is parsed
Processing obtains transmission data, and regards networking protocol packet header for the transmission data addition, obtains regarding networking transport data packet.
Optionally, it is described regard networking protocol packet header include target medium accessing to control address, source media access control address,
Instruction code, command code.
Optionally, it is described when the transmission packet is by being sent to client depending on networked server, by the transmission
Data packet is converted into the step of Ethernet data bag, including：
When the transmission packet is by being sent to client depending on networked server, the transmission packet is solved
Analysis handles to obtain transmission data, and adds Ethernet protocol packet header for the transmission data, obtains Ethernet transmission packet.
Optionally, before the step of reception client or the transmission packet sent regarding networked server, also wrap
It includes：
Register instruction is sent depending on networked server and to complete to register to described.
The embodiment of the invention also discloses a kind of transport protocol conversion devices, which is characterized in that described device is applied to regard
In networking, including：
Transmission packet receiving module, for the transmission packet for receiving client or being sent regarding networked server；
First protocol conversion module, for when the transmission packet is sent by client, by the transmission data
Bag is converted into depending on networking data bag and is sent to described regarding connection server；
Second protocol modular converter, for when the transmission packet be by regard networked server send when, by the biography
Transmission of data bag is converted into Ethernet data bag and is sent to the client.
Optionally, first protocol conversion module, it is to be sent to regard by client to be additionally operable to when the transmission packet
When joining server, dissection process is carried out to the transmission packet and obtains transmission data, and connection is regarded for the transmission data addition
FidonetFido packet header obtains regarding networking transport data packet.
Optionally, it is described regard networking protocol packet header include target medium accessing to control address, source media access control address,
Instruction code, command code.
Optionally, the second protocol modular converter, it is by regarding networked server hair to be additionally operable to when the transmission packet
When sending to client, to the transmission packet carry out dissection process obtain transmission data, and for it is described transmission data addition with
Too fidonetFido packet header obtains Ethernet transmission packet.
Optionally, further include：
Registration module depending on networked server and is completed to register for sending register instruction to described.
The embodiment of the present invention includes advantages below：
The embodiment of the present invention applies the characteristic regarding networking, can receive client or the transmission number sent regarding networked server
According to bag, and when transmission packet is sent by client, transmission packet is converted into depending on networking data bag and is sent to
Depending on connection server and when transmission packet is sent by regarding networked server, transmission packet is converted into ether netting index
According to wrapping and be sent to the client.So as to which the client under ethernet environment be facilitated to be carried out with the server under networked environment
It communicates at any time.
Description of the drawings
Fig. 1 is a kind of networking schematic diagram for regarding networking of the present invention；
Fig. 2 is a kind of hardware architecture diagram of node server of the present invention；
Fig. 3 is a kind of hardware architecture diagram of access switch of the present invention；
Fig. 4 is that a kind of Ethernet association of the present invention turns the hardware architecture diagram of gateway；
Fig. 5 is a kind of step flow chart of transport protocol conversion embodiment of the method for the present invention；
Fig. 5 A are the network architecture schematic diagrams that a kind of client of the present invention communicates with depending on networked server；
Fig. 6 is a kind of structure diagram of transport protocol conversion device embodiment of the present invention；
Fig. 6 A are a kind of structure diagrams of preferred transport protocol conversion device embodiment of the present invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, it is below in conjunction with the accompanying drawings 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 realize HD video real-time Transmission,
Push numerous the Internet, applications to HD video, high definition is face-to-face.
It, can be such as high in a network platform by required service depending on networking using real-time high-definition video switching technology
Clear video conference, video monitoring, emergency command, digital broadcast television, delay TV, the Web-based instruction, show Intellectualized monitoring analysis
Field live streaming, VOD program requests, TV Mail, individual character recording (PVR), Intranet (manage) channel, intelligent video Broadcast Control, information issue by oneself
The services such as etc. tens of kinds videos, voice, picture, word, communication, data are all incorporated into a system platform, by TV or
Computer realizes that high-definition quality video plays.
For those skilled in the art is made to more fully understand the embodiment of the present invention, below to being introduced depending on networking：
Depending on networking, applied portion of techniques is as described below：
Network technology (Network Technology)
Network technology innovation depending on networking improves traditional ethernet (Ethernet), potential huge on network to face
Video flow.(Circuit is exchanged different from simple network packet packet switch (Packet Switching) or lattice network
Switching), Streaming demands are met using Packet Switching depending on networking technology.Possesses grouping depending on networking technology
Flexible, the simple and low price exchanged, is provided simultaneously with quality and the safety assurance of circuit switching, it is virtually electric to realize the whole network switch type
Road and the seamless connection of data format.
Switching technology (Switching Technology)
Two advantages of asynchronous and packet switch of Ethernet are used depending on networking, eliminating Ethernet on the premise of full compatibility lacks
It falls into, possesses the end-to-end seamless connection of the whole network, direct user terminal directly carries IP data packets.User data is in network-wide basis
It is not required to any format conversion.It is the higher level form of Ethernet depending on networking, is a real-time exchange platform, can realizes at present mutually
The whole network large-scale high-definition realtime video transmission that networking can not be realized pushes numerous Internet 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, and single network layer is with regard to energy
Enough include signaling and data transmission.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
State-of-the-art real time operating system is employed, 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 to be 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 ad eundem IP internets, but
The concurrent flow more than 3 times of traditional disk array is generated, overall efficiency promotes 10 times or more.
Network security technology (Network Security Technology)
Structural design depending on networking by servicing independent licence system, equipment and the modes such as user data is completely isolated every time
The network security problem of puzzlement internet has thoroughly been eradicated from structure, antivirus applet, fire wall is generally not required, has prevented black
Visitor and the attack of virus, provide structural carefree secure network to the user.
Service innovative technology (Service Innovation Technology)
Business and transmission are merged by unified video platform, whether single user, private user or a net
The sum total of network is all only once to connect automatically.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 program, and can use considerably less code that complicated application can be realized, and 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, it is divided into access net and Metropolitan Area Network (MAN) two parts depending on networking.
The equipment of access mesh portions can be mainly divided into 3 classes：Node server, access switch, terminal is (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 Ethernet can be connected.
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 equipment 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, annular.
Visually claim, access mesh portions can form unified video platform (empty thiol point), and multiple unified videos are put down
Platform can be formed regarding networking；Each unified video platform can be interconnected by metropolitan area and wide area depending on networking.
Classify depending on networked devices
1.1 embodiment of the present invention can be mainly divided into 3 classes depending on the equipment in networking：Server, interchanger is (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 equipment for wherein accessing mesh portions can be mainly divided into 3 classes：Node server, access switch is (including ether
Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).
The particular hardware structure of each access network equipment is：
Node server：
As shown in Fig. 2, mainly include 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 to the bag come in look into the operation of address table 205, so as to obtain the navigation information of bag；
And the bag is stored according to the navigation information of bag the queue of corresponding pack buffer 206；If the queue of pack buffer 206 approaches
It is full, then it abandons；All pack buffer queues of 202 poll of switching engine mould, are forwarded to if meeting the following conditions：1) port
Send caching less than；2) the queue package counting facility is more than zero.Disk array module 204 mainly realizes the control to hard disk, including
The operations 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 include Network Interface Module (downstream network interface module 301, uplink network interface module
302), switching engine module 303 and CPU module 304；
Wherein, the bag (upstream data) that downstream network interface module 301 is come in enters bag detection module 305；Bag detection mould
Whether mesh way address (DA), source address (SA), type of data packet and the packet length of the detection bag of block 305 meet the requirements, if met,
Corresponding flow identifier (stream-id) is then distributed, and into switching engine module 303, is otherwise abandoned；Uplink network interface mould
The bag (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 to the bag come in look into the operation of address table 306, so as to obtain the navigation information of bag；
It is gone if the bag into switching engine module 303 is downstream network interface toward uplink network interface, with reference to flow identifier
(stream-id) bag 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 bag into switching engine module 303 is not that downstream network interface is gone toward uplink network interface, according to bag
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：
It is gone if the queue is downstream network interface toward uplink network interface, meets the following conditions and be forwarded to：1)
The port send caching less than；2) the queue package counting facility is more than zero；3) token that rate control module generates is obtained；
It is gone if the queue is not downstream network interface toward uplink network interface, meets the following conditions and be forwarded to：
1) port send caching less than；2) the queue package counting facility is more than zero.
Rate control module 208 is configured by CPU module 204, to all downlink networks in programmable interval
The pack buffer queue that interface is gone toward uplink network interface generates token, to control the code check of forwarded upstream.
CPU module 304 is mainly responsible for the protocol processes between node server, configuration to address table 306 and,
Configuration to rate control module 308.
Ethernet association turns gateway：
As shown in figure 4, mainly include Network Interface Module (downstream network interface module 401, uplink network interface module
402), switching engine module 403, CPU module 404, bag detection module 405, rate control module 408, address table 406, Bao Huan
Storage 407 and MAC add modules 409, MAC removing modules 410.
Wherein, the data packet that downstream network interface module 401 is come in enters bag detection module 405；Bag detection module 405 is examined
The ethernet mac DA of measured data bag, ethernet mac SA, Ethernet length or frame type, regarding networking mesh way address
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 modules 410
(2byte), and enter corresponding order caching, otherwise abandon；
Downstream network interface module 401 detects the transmission caching of the port, if there is Bao Ze regarding with networking mesh according to bag
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：
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 equipment 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 formed.
2nd, regarding networking data package definition
2.1 access network data package definitions
Accessing the data packet of net mainly includes following sections：Destination address (DA), source address (SA), reserve bytes,
payload(PDU)、CRC。
As shown in the table, accessing the data packet of net mainly includes following sections：
| DA | SA | Reserved | Payload | CRC |
Wherein：
Destination address (DA) is made of 8 bytes (byte), and first character section represents type (such as the various associations of data packet
Discuss bag, 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 with destination address (DA)；
Reserve bytes are made of 2 bytes；
Payload parts have different length according to the type of different datagrams, if being if various protocol packages
64 bytes, if single group unicast packets words be 32+1024=1056 byte, be not restricted to certainly more than 2 kinds；
CRC is made of 4 bytes, and computational methods follow 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 equipment
2 kinds can be all can exceed that 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 equipment is unique, is closed to accurately describe the connection between metropolitan area network equipment
System, introduces parameter in embodiments of the present invention：Label uniquely describes a metropolitan area network equipment.
(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 device A and equipment B there are two connection, then data packet slave device A to equipment B just
There are 2 labels, data packet slave device B to device A also there are 2 labels.Label is divided into label, outgoing label, it is assumed that data packet enters
The label (entering label) of device A is 0x0000, and the label (outgoing label) when this data packet leaves device A may reform into
0x0001.The networking flow 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 is all dominated by metropolitan area server, and node switch, node server are all passive execution, 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 consulted 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 form of label may be referred to be defined as below：Label is 32bit, wherein high 16bit retains, only with low 16bit, its position
Put is between the reserve bytes and payload of data packet.
3rd, regarding the realization of networking
The networking flow of following discussion node server and access switch, node server and terminal.In order to which simplification is set
Meter, the type of data packet being defined in access net is 4 kinds, is respectively：
Descending protocol bag (by node server be sent to access switch, terminal protocol package)；
Uplink protocol package (by access switch, terminal response to node server protocol package)；
Unicast packet；
Multicast packet；
The address of access net is 16bit in total, so the access switch that can be accessed in total, number of terminals 65536, false
The datagram type of row protocol package is set as " 1,000 0000 " (binary system), that is, 0x80 (hexadecimal), uplink protocol package
Datagram type for " 0,000 1000 " (binary system), that is, 0x08 (hexadecimal), the datagram type of unicast packet
For " 0,001 0000 " (binary system), that is, 0x10 (hexadecimal), the datagram type of multicast packet is " 0111
1000 " (binary systems), that is, 0x78 (hexadecimal) by merging similar terms, can be mapped as the address table of 8bit long
The address table of 2bit long, such as：
" 1,000 0000 "=>" 00 ", the address table of descending protocol bag are defined as No. 0 table in embodiments of the present invention；
" 0,000 1000 "=>" 01 ", the address table of uplink protocol package are defined as No. 1 table in embodiments of the present invention；
" 0,001 0000 "=>" 10 ", the address table of unicast packet are defined as No. 2 tables in embodiments of the present invention；
" 0,111 1000 "=>" 11 ", the address table of multicast packet is defined as No. 3 tables in embodiments of the present invention；
With reference to the access net address of 16bit, 4 64K=4x 65536, that is, the address of 256K are only needed in practice
Table, the output of address table mean that the port that data packet is oriented to.For example, a kind of access switch BX-008 therein, it has 1
The 100-M network Ethernet of a uplink, 8 downlink 100-M network Ethernets, 1 CPU module interface.If 8 downlink 100-M network Ethernets are defined as successively
No. 0 port to No. 7 ports, CPU module interface are defined as No. 8 ports, and the 100-M network Ethernet of 1 uplink is defined as No. 9 ports, then always
No. 0 that the address table of 256K x 10bit, such as the output of address table are oriented to for " 000,000 0001 " expression data packet is needed altogether
Port, " 11 0,000 0000 " represent No. 8, No. 9 ports that data packet is oriented to, and so on.
Assuming that No. 9 ports are come in, data packet its destination address (DA) is 0x8056 0x15000x0000
0x55aa, then its type of data packet is 0x80, and access net address is 0x55aa, and according to tabling look-up at this moment rule looks into No. 0 table, i.e.,
Address is " 00 0,101 0,101 1,010 1010 ", and the output of the corresponding address table of this address is " 01 0,000 0000 ", is represented
Data packet is oriented to No. 8 ports.
The networking flow of 3.1 access network equipments
3.1.1 access switch enters network process：
Every first allows the access switch to network that must all be registered in node server, and the access do not registered is handed over
Changing planes can not network.As shown in figure 4, the process that the access switch networks involves the steps of：
S1, node server send inquiry bag to each port, and access switch sends response bag after receiving inquiry bag, should
It answers in bag comprising the log-on message for being currently accessed interchanger；
After S2, node server receive the response bag that access switch is sent, it is known that under which port that having connect one connects
Enter interchanger, the access switch information is then found in the Registry inside node server, exchanged to the access
Machine sends the order (inform access net address) that networks, which just networks after receiving networking order, while to node
Server sends networking command response；
S3, node server receive the networking command response that access switch is sent and are known that the access switch has entered
It nets, timing later sends status inquiry bag to this port, checks whether this access switch works normally, while also
Bag is inquired about to the downlink port sending port of the access switch, other access network equipments is checked whether there is and is connected on access exchange
Below machine.If be currently accessed interchanger normal work, receive device status inquiries instruction after can send status inquiry response to
Node server.When node server does not receive status inquiry response within for a period of time, the access switch has been considered as
Through being moved out of network, status inquiry bag is not retransmited, and continues to send inquiry bag to the port.
3.1.3 terminal enters network process：
Every first allows the terminal to network that must all be registered in node server, and the terminal do not registered can not enter
Net.As shown in fig. 6, the process that the terminal networks involves the steps of：
S1, node server send inquiry bag to each port, and terminal sends response bag after receiving inquiry bag, the response bag
In include the log-on message of terminal；
S2, node server receive to be known that under after the response bag that terminal is sent and has connect which kind of terminal (machine top for which port
Box, encoding board or memory), the information of the terminal is then found in the Registry inside node server, to this
Terminal sends the order (the access net address for telling terminal) that networks, and terminal just networks after receiving networking order, while to node
Server sends networking command response；
S3, node server receive the networking command response that terminal is sent and are known that this terminal has networked, Yi Houding
When to this port send status inquiry bag, check terminal whether work normally.If terminal works normally, status inquiry is received
Bao Houhui sends status inquiry response to node server.It is answered when node server does not receive status inquiry within for a period of time
It answers, is considered as this terminal and has been removed from network, do not retransmit status inquiry bag, continue to send inquiry bag to the port.
Based on the above-mentioned characteristic regarding networking, it is proposed that one of the core concepts of the embodiments of the present invention, it then follows regarding the association of networking
View realizes that the client under ethernet environment communicates with depending on the server under networked environment.
With reference to Fig. 5, a kind of step flow chart of transport protocol conversion embodiment of the method for the present invention is shown, this method can
To be applied to regard in networking, specifically may include steps of：
Step 501, client or the transmission packet sent regarding networked server are received.
In practical applications, if realizing the network architecture such as Fig. 5 A institutes that client communicates with depending on networked server
Show.STB therein is set-top box (Set Top Box), is the equipment of a connection television set and outside source, it can be incited somebody to action
The digital signal of compression changes into television content, and shows on a television set.In general, set-top box can connect camera
And microphone, for gathering the multi-medium datas such as video data and voice data, television set can also be connected, for playing video
The multi-medium datas such as data and voice data.Client can be that mobile phone, computer etc. can be with being led to depending on networked server
The mobile terminal of letter.
Moreover, client can upload required transmission packet to regard connection server, and regarding join server can also under
Transmission packet is sent out to client, then association, which turns server, can receive client or the transmission sent regarding networked server
Data packet.If for example, client and regarding connection server carry out real-time Communication for Power, then client can send voice or video at this time
Etc. data to regard connection server, and correspondingly regard join server can also send the data such as voice or video to client.But by
In client and depending on joining the transport protocol of server and differing, then send transmission in client or regarding networked server at this time
After data packet, and, it is necessary to first intercept and receive client or regard before transmission packet is sent to corresponding recipient
The transmission packet that networked server is sent.
Step 502, when the transmission packet is sent by client, the transmission packet is converted into regard networking
Data packet is simultaneously sent to described regarding connection server.
Client in embodiments of the present invention refers to the client under ethernet environment.Ethernet is current using most
Extensive local area network technology.Ethernet transport protocol with above-mentioned to regard networking transport agreement different, then if received
Transmission packet be transmission packet can be then converted into depending on networking data bag and be sent to regarding connection when being sent by client
Server.
In embodiments of the present invention, it can be based on regarding networking transport agreement and Ethernet transport protocol, can use using any
Transmission packet is converted into regarding networking data bag, this embodiment of the present invention is not limited by method.
Optionally, in embodiments of the present invention, the step 502 can further include：When the transmission packet is
When being sent to by client regarding connection server, dissection process is carried out to the transmission packet and obtains transmission data, and is described
It transmits data addition and regards networking protocol packet header, obtain regarding networking transport data packet.
In practical applications, transmission packet is generally all comprising packet header and transmission data two parts, and is assisted regarding networking transport
The packet header of transmission packet under view and the packet header of the transmission packet under Ethernet protocol can be otherwise varied, but need to maintain
It is consistent to transmit data, therefore in embodiments of the present invention, when transmission packet is to be sent to by client regarding connection server
When, dissection process can be carried out to transmission packet and obtains transmission data, and networking protocol packet header is regarded for transmission data addition, it obtains
To regarding networking transport data packet.
Wherein it is possible to dissection process can be carried out to transmission packet in a manner of using any, to this embodiment of the present invention not
It is limited.
Optionally, in embodiments of the present invention, the networking protocol packet header that regards includes target medium accessing to control address, source
Media access control address, instruction code, command code.
In embodiments of the present invention, target medium accessing to control address (Media Access are included depending on networking protocol packet header
Control, MAC), source media access control address, instruction code, command code.Destination-mac address therein can be understood as needing
The MAC Address for the terminal that transmission packet is sent to.For example, it needs to send transformed transmission packet in this step
To regarding networked server, then destination-mac address at this time can be the MAC Address regarding networked server.Instruction code is used to give birth to
Into different instructions, such as in embodiments of the present invention, client can be generated by 8a01 instruction codes and regarding networked server
Between apply communication instruction.Command code therein corresponds to client and the type depending on communicating between networked server,
For example, if command code is 1 or 3 or 4, then show that client sends data flow to regarding networked server at this time, and if behaviour
Make code as 2 or 5, then show to be client at this time from being regarding networked server callback data stream namely at this time to regard networked server
Data flow, etc. is sent to client.
Step 503, when the transmission packet is sent by regarding networked server, the transmission packet is converted into
Ethernet data bag is simultaneously sent to the client.
Correspondingly, in embodiments of the present invention, if transmission packet is sent by regarding networked server, then transmission number
It is to regard networking data bag according to bag, it is therefore desirable to transmission packet is converted into Ethernet data bag and be sent to client.
In embodiments of the present invention, can equally be based on any regarding networking transport agreement and Ethernet transport protocol, utilization
Transmission packet is converted into Ethernet data bag, this embodiment of the present invention is not limited by methods availalbe.
Optionally, in embodiments of the present invention, the step 503 can further include：When the transmission packet is
During by being sent to client depending on networked server, dissection process is carried out to the transmission packet and obtains transmission data, and is institute
Transmission data addition Ethernet protocol packet header is stated, obtains Ethernet transmission packet.
It has been observed that so in embodiments of the present invention, if transmission packet is by being sent to client depending on networked server
During end, then dissection process can be carried out to transmission packet and obtains transmission data, and Ethernet protocol bag is added for transmission data
Head obtains Ethernet transmission packet.In embodiments of the present invention, any available means can equally be utilized to transmission packet
Dissection process is carried out, this embodiment of the present invention is not limited.
Optionally, in embodiments of the present invention, before step 510, further include：It sends register instruction and regards networking to described
Server simultaneously is completed to register.
In embodiments of the present invention, in order to ensure communication security, with communicated depending on networked server before, first
It needs to be registered depending on networked server.Therefore, in embodiments of the present invention, it is also necessary to send register instruction and be taken to networking is regarded
Business device simultaneously is completed to register.It should be noted that in embodiments of the present invention, it is necessary to ensure that register instruction is issued depending on networking protocol
It send to regarding networked server, so if register instruction is when being sent by client under Ethernet protocol, then also need
It intercepts and obtains the register instruction, and register instruction is converted to depending on the register instruction under networking protocol and is sent to regarding the Internet services
Device.
It at this time can be by embodiments of the present invention, depending on the process that communicates between networked server and client such as
Under：
(1) register instruction is sent extremely to be registered depending on networked server and depending on networked server；For example, tune can be passed through
Client is completed with v2v_register_event functions or association turns server in the registration regarding networked server；
(2) user is added；It for example, can be by calling v2v_session_user_add (int index, string
Device_id) user information of client is sent to regarding networked server by function, adds multiple users if necessary, then
V2v_session_user_add (int index, string device_id) function can repeatedly be called.
(3) client sends service request to regarding networked server；For example, client can be by calling v2v_
Service_request (int service_type, int request_type) is to regarding networked server initiating business request；
(4) industry of response can be initiated to client according to service_type and request_type depending on networked server
Business；Service_type therein can be understood as above-mentioned command code.If service_type is 1 or 3 or 4, then visitor
Family end can send data flow namely at least one data packet to regarding networked server, and if service_type is 2 or 5,
So client can send data flow regarding networked server to client at this time to regarding networked server callback data stream.Example
It such as, can be by calling v2v_stream_write (int dex, int data_type, int event_length, byte
[] buffer) from client to regarding networked server send data flow, can be by calling stream_callback (int
Dex, int data_type, int event_length, byte [] buffer) from depending on networked server callback data it flow to visitor
Family end；
(5) client is initiated to stop service order；
(6) regard networked server response and stop service order；
It should be noted that in embodiments of the present invention, can also initiate to stop service order by regarding networked server, that
Service order is stopped by client end response at this time.
It should be noted that for embodiment of the method, in order to be briefly described, therefore it is all expressed as to a series of action group
It closes, but those skilled in the art should know, the embodiment of the present invention and from the limitation of described sequence of movement, because according to
According to the embodiment of the present invention, some steps may be employed other orders or be carried out at the same time.Secondly, those skilled in the art also should
Know, embodiment described in this description belongs to preferred embodiment, and the involved action not necessarily present invention is implemented
Necessary to example.
With reference to Fig. 6, a kind of structure diagram of transport protocol conversion device embodiment of the present invention is shown, which can be with
Applied in networking, it can specifically include following module：
Transmission packet receiving module 601, for the transmission packet for receiving client or being sent regarding networked server.
First protocol conversion module 602, for when the transmission packet is sent by client, by the transmission number
It is converted into depending on networking data bag and is sent to described regarding connection server according to bag.
Second protocol modular converter 603, described in when the transmission packet is sent by regarding networked server, inciting somebody to action
Transmission packet is converted into Ethernet data bag and is sent to the client.
In one preferred embodiment of the invention, first protocol conversion module 602 is additionally operable to when the transmission number
It is when being sent to by client regarding connection server according to bag, dissection process is carried out to the transmission packet and obtains transmission data, and
Networking protocol packet header is regarded for the transmission data addition, obtains regarding networking transport data packet.
It is described regard networking protocol packet header include target medium accessing to control address, source media access control address, instruction code,
Command code.
In one preferred embodiment of the invention, the second protocol modular converter 603 is additionally operable to when the transmission number
When according to bag being by being sent to client depending on networked server, dissection process is carried out to the transmission packet and obtains transmission data,
And Ethernet protocol packet header is added for the transmission data, obtain Ethernet transmission packet.
With reference to Fig. 6 A, in one preferred embodiment of the invention, the transport protocol conversion device further includes：
Registration module 604 depending on networked server and is completed to register for sending register instruction to described.
For device embodiment, since it is basicly similar to embodiment of the method, so description is fairly simple, it is related
Part illustrates referring to the part of embodiment of the method.
Each embodiment in this specification is described by the way of progressive, the highlights of each of the examples are with
The difference of other embodiment, just to refer each other for identical similar part between each embodiment.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can be provided 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 with reference to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that it can realize flowchart and/or the block diagram by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in flow and/or box combination.These can be provided
Computer program instructions are set to all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine so that is held by the processor of computer or other programmable data processing terminal equipments
Capable instruction generation is used to implement in one flow of flow chart or multiple flows and/or one box of block diagram or multiple boxes
The device for the function of specifying.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing terminal equipments
In the computer-readable memory to work in a specific way so that the instruction being stored in the computer-readable memory generates bag
The manufacture of command device is included, which realizes in one flow of flow chart or multiple flows and/or one side of block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing terminal equipments so that
Series of operation steps is performed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction offer performed on computer or other programmable terminal equipments is used to implement in one flow of flow chart or multiple flows
And/or specified in one box of block diagram or multiple boxes function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, those skilled in the art once know base
This creative concept can then make these embodiments other change and modification.So appended claims are intended to be construed to
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, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements are not only wrapped
Those elements are included, but also including other elements that are not explicitly listed or are further included as this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, it is wanted by what sentence "including a ..." limited
Element, it is not excluded that also there are other identical elements in the process including the element, method, article or terminal device.
Above to a kind of transport protocol conversion method provided by the present invention and a kind of transport protocol conversion device, carry out
It is discussed in detail, specific case used herein is set forth the principle of the present invention and embodiment, above example
Illustrate to be only intended to help the method and its core concept for understanding the present invention；Meanwhile for those of ordinary skill in the art, according to
According to the thought of the present invention, there will be changes in specific embodiments and applications, in conclusion this specification content
It should not be construed as limiting the invention.
Claims (10)
- A kind of 1. transport protocol conversion method, which is characterized in that the method is applied to regard in networking, including：Receive client or the transmission packet sent regarding networked server；When the transmission packet is sent by client, the transmission packet is converted into depending on networking data bag and sent Connection server is regarded to described；When the transmission packet is sent by regarding networked server, the transmission packet is converted into Ethernet data bag And it is sent to the client.
- It is 2. according to the method described in claim 1, it is characterized in that, described when the transmission packet is sent to by client During depending on connection server, the step of the transmission packet is converted into regarding networking data bag, including：When the transmission packet is to be sent to by client regarding connection server, dissection process is carried out to the transmission packet Transmission data are obtained, and networking protocol packet header is regarded for the transmission data addition, obtain regarding networking transport data packet.
- 3. according to the method described in claim 2, it is characterized in that, the networking protocol packet header that regards includes target medium access control Address processed, source media access control address, instruction code, command code.
- It is 4. according to the method described in claim 1, it is characterized in that, described when the transmission packet is by regarding networked server When being sent to client, the step of transmission packet is converted into Ethernet data bag, including：When the transmission packet is by being sent to client depending on networked server, the transmission packet is carried out at parsing Reason obtains transmission data, and adds Ethernet protocol packet header for the transmission data, obtains Ethernet transmission packet.
- 5. according to claim 1-4 any one of them methods, which is characterized in that in the reception client or regarding the Internet services Before the step of transmission packet that device is sent, further include：Register instruction is sent depending on networked server and to complete to register to described.
- 6. a kind of transport protocol conversion device, which is characterized in that described device is applied to regard in networking, including：Transmission packet receiving module, for the transmission packet for receiving client or being sent regarding networked server；First protocol conversion module, for when the transmission packet is sent by client, the transmission packet to be turned It changes into depending on networking data bag and is sent to described regarding connection server；Second protocol modular converter, for when the transmission packet be by regard networked server send when, by the transmission number Ethernet data bag is converted into according to bag and is sent to the client.
- 7. device according to claim 6, which is characterized in that first protocol conversion module is additionally operable to when the biography Transmission of data bag is when being sent to by client regarding connection server, dissection process to be carried out to the transmission packet and obtains transmission number According to, and networking protocol packet header is regarded for the transmission data addition, it obtains regarding networking transport data packet.
- 8. device according to claim 7, which is characterized in that the networking protocol packet header that regards includes target medium access control Address processed, source media access control address, instruction code, command code.
- 9. the apparatus according to claim 1, which is characterized in that the second protocol modular converter is additionally operable to when the biography When transmission of data bag is by being sent to client depending on networked server, dissection process is carried out to the transmission packet and obtains transmission number According to, and Ethernet protocol packet header is added for the transmission data, obtain Ethernet transmission packet.
- 10. according to claim 6-9 any one of them devices, which is characterized in that further include：Registration module depending on networked server and is completed to register for sending register instruction to described.
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| CN201610976309.3A CN108063741A (en) | 2016-11-07 | 2016-11-07 | A kind of transport protocol conversion method and apparatus |
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| CN201610976309.3A CN108063741A (en) | 2016-11-07 | 2016-11-07 | A kind of transport protocol conversion method and apparatus |
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Address after: 100000 Dongcheng District, Beijing, Qinglong Hutong 1, 1103 house of Ge Hua building. Applicant after: Video Link Power Information Technology Co., Ltd. Address before: 100000 Beijing Dongcheng District gogoa building A1103-1113 Applicant before: BEIJING VISIONVERA INTERNATIONAL INFORMATION TECHNOLOGY CO., LTD. |
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Application publication date: 20180522 |