CN103581172A - Method for achieving long-distance Ethernet TCP - Google Patents
Method for achieving long-distance Ethernet TCP Download PDFInfo
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- CN103581172A CN103581172A CN201310409219.2A CN201310409219A CN103581172A CN 103581172 A CN103581172 A CN 103581172A CN 201310409219 A CN201310409219 A CN 201310409219A CN 103581172 A CN103581172 A CN 103581172A
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Abstract
The invention discloses a method for achieving the long-distance Ethernet TCP. The method can achieve the long-distance Ethernet TCP. The method is composed of a bus controller, a central node and secondary nodes, wherein the central node is the main setting object of the USER, and is a device for controlling the achieving process of the TCP, setting of all numerical values is completed in the central node, and the secondary nodes are used for receiving a server control numerical value protocol return request sent by the central node, analyzing the server control numerical value protocol return request, constructing the server control numerical value protocol request and returning server control numerical value protocol request. The method comprises the steps of constructing a TCP numerical value containing the server control numerical value protocol return request on the central node through an input device, then sending the TCP numerical value to the bus controller, after the secondary nodes receive the TCP numerical value, constructing the TCP numerical value containing the server control numerical value protocol request through the input device, and after receiving the numerical value, displaying the numerical value content by the central node.
Description
Technical field
The present invention relates to a kind of implementation method of agreement, be specifically related to implement device and the method for Long Range Ethernet Transmission Control Protocol.
Background technology
At present, use the Long Range Ethernet technology of TCP/TCP protocol stack to be applied to more and more industry spot.And TCP (Internet protocol) is one of core of TCP/TCP, it is also most important agreement in network layer.The most important function of conventional TCP agreement has been to provide a kind of unified form, and usings TCP/IP as addressing foundation, and making can be in transmission smooth on internet from the data of different application protocols.And adopt in the industry control net of Long Range Ethernet (comprising tcp protocol stack) at present, all nodes of scene equipment level are all operated in a local area network (LAN), this network segment often utilizes switch or router and management level Network Isolation, generally directly and internet carry out communication, with regard to application, the Transmission Control Protocol in this environment does not need to realize the function of Route Selection and subnet addressing for this.Like this, in this independent local net network, have a unified MTU, between node, can not send the message over MTU, that is to say the burst of TCP and recombination function generally also use less than.In addition, the bottom layer node of operation TCP/TCP protocol stack be all often by single-chip microcomputer as core processor, its resource-constrained, this need to adopt programming on the basis that meets basic communication smoothness.
Summary of the invention
The implementation method that a kind of typical Long Range Ethernet Transmission Control Protocol is provided of the present invention, reaches the object out of realization intuitively of described Transmission Control Protocol.
The implement device of Long Range Ethernet Transmission Control Protocol is comprised of bus control unit, Centroid and secondary nodes, Centroid is the main object that arranges of USER, be the equipment of controlling Transmission Control Protocol implementation procedure, the setting of various numerical value all completes in described Centroid, secondary nodes is used for the server controls numerical value agreement echo request that receiving center node sends, resolution server is controlled numerical value agreement and is returned to request, structure server controls numerical value agreement request, return service device is controlled numerical value agreement request, the structure of described Centroid and secondary nodes is identical, all by microprocessor, input equipment, Long Range Ethernet controller, ethernet interface circuit and screen form, the signal output part of input equipment is connected with the signal input part of microprocessor, the signal input part of screen is connected with the signal output part of described microprocessor, the I/O mouth of described microprocessor is by Long Range Ethernet controller, Long Range Ethernet interface circuit is connected with bus control unit.
The detailed process of the implementation method of Long Range Ethernet Transmission Control Protocol is:
A: initialization;
B: the communication numerical value that Centroid is set;
C: the communication numerical value that secondary nodes is set;
D: structure is loaded with the TCP numerical value that server controls numerical value agreement is returned to request on Centroid;
E: Centroid sends the TCP numerical value of d construction complete to bus control unit;
F: secondary nodes receives the server controls numerical value agreement that is loaded with of Centroid transmission and returns after the TCP numerical value of request, and structure is loaded with the TCP numerical value of server controls numerical value agreement request;
G: secondary nodes sends the TCP numerical value that is loaded with server controls numerical value agreement request of f construction complete to bus control unit;
H: Centroid receives after the TCP numerical value that is loaded with server controls numerical value agreement request of secondary nodes transmission, and display server is controlled the content of numerical value agreement request numerical value on the screen of Centroid.
The present invention is by realizing the substep of PING program, the course of work and the details of Transmission Control Protocol have been realized intuitively, make running and the details of the deep enough grasp Transmission Control Protocol of the person's of setting energy in local area network (LAN), for the TCP/TCP agreement in exploitation, application Long Range Ethernet is laid a solid foundation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the implement device of Long Range Ethernet Transmission Control Protocol.
Fig. 2 is the algorithm realization flow figure of Long Range Ethernet Transmission Control Protocol.
Embodiment
Embodiment one: the implement device of the Long Range Ethernet Transmission Control Protocol of present embodiment is comprised of bus control unit 20, Centroid 1 and secondary nodes 2, Centroid 1 is the main object that arranges of USER, be the equipment of controlling Transmission Control Protocol implementation procedure, the setting of various numerical value all completes in described Centroid 1, secondary nodes 2 is used for the server controls numerical value agreement that receiving center node 1 sends and returns to request, resolution server is controlled numerical value agreement and is returned to request, structure server controls numerical value agreement request, return service device is controlled numerical value agreement request, described Centroid 1 is identical with the structure of described secondary nodes 2, all by microprocessor 10, input equipment 13, Long Range Ethernet controller 11, Long Range Ethernet interface circuit 12, screen 14 forms, the signal output part of input equipment 13 is connected with the signal input part of microprocessor 10, the signal input part of screen 14 is connected with the signal output part of described microprocessor 10, the I/O mouth of described microprocessor 10 is by ethernet controller 11, Long Range Ethernet interface circuit 12 is connected with bus control unit 20.
Present embodiment middle and long distance ethernet controller 11 is selected chip, and screen 14 is selected LCD screen.
The detailed process of the implementation method of the Long Range Ethernet Transmission Control Protocol of present embodiment is:
A: initialization;
B: the communication numerical value that Centroid 1 is set;
C: the communication numerical value that secondary nodes 2 is set;
D: structure is loaded with the TCP numerical value that server controls numerical value agreement is returned to request on Centroid 1;
E: the TCP numerical value that Centroid 1 sends d construction complete is to bus control unit 20;
F: secondary nodes 2 receives the server controls numerical value agreement that is loaded with of Centroid 1 transmission and returns after the TCP numerical value of request, and structure is loaded with the TCP numerical value of server controls numerical value agreement request;
G: the TCP numerical value that is loaded with server controls numerical value agreement request that secondary nodes 2 sends f construction complete is to bus control unit 20;
H: Centroid 1 receives after the TCP numerical value that is loaded with server controls numerical value agreement request of secondary nodes 2 transmissions, and display server is controlled the content of numerical value agreement request numerical value on the screen 14 of Centroid 1.
In b, the communication numerical value of Centroid 1 is set, be under the prompting of the screen 14 of Centroid 1, Long Range Ethernet physical IP and the TCP/IP of Centroid 1 is set by input equipment 13; After setting completes, host node 1 carries out initialization, then by screen 14, shows Long Range Ethernet physical IP and the TCP/IP arranging.
In c, the communication numerical value of secondary nodes 2 is set, be under the prompting of the screen 14 of secondary nodes 2, Long Range Ethernet physical IP and the TCP/IP of secondary nodes 2 is set by input equipment 13; After setting completes, from Long Range Ethernet physical IP and the TCP/IP of 2 pairs of settings of node, judge, if identical with the IP of Centroid 1, prompting resets, if it is not identical, secondary nodes 2 is carried out initialization, then by display 14, shows Long Range Ethernet physical IP and the TCP/IP having arranged.
In d, on Centroid 1, structure is loaded with server controls numerical value agreement and returns to the process of the TCP numerical value of request and be:
D0: Centroid 1 draws receives that the server controls numerical value agreement that will build returns to the information of request numerical value, then prepares structure server controls numerical value agreements by screen 14 prompting and returns to request numerical value;
D1: the screen 14 use figure display servers of Centroid 1 are controlled the whole numerical value section that numerical value agreement is returned to request, wherein use "? " mark the critical field that need to fill in, out of Memory is by Centroid 1 automatic filling;
D2: the critical field that need to fill in is selected, filled in to the input equipment 13 by Centroid 1 one by one, then confirms input content;
D3: the server controls numerical value agreement that Centroid 1 contrast d0 receives is returned to the server controls numerical value agreement of receiving in request numerical value and d2 and returned to request numerical value, whether the server controls numerical value agreement of judgement structure is returned to request numerical value correct, if identical, carry out d5; If not identical, carry out d4;
D4: Centroid 1, by screen 14 reminder-data input errors, is carried out d1;
D5: Centroid 1 returns to the server controls numerical value agreement of construction complete to request numerical value and puts into TCP numerical value, and draws the information of receiving TCP numerical value;
D6: Centroid 1 shows by screen 14 use figures the TCP numerical value that is loaded with the server controls numerical value agreement echo request numerical value having built, wherein use "? " the critical field that represents to need filling, out of Memory is by system automatic filling;
D7: the field that need to fill in is selected, filled in to the input equipment 13 by Centroid 1 one by one, after all having filled in, carries out d8;
D8: the TCP numerical information of receiving in the TCP numerical information of receiving in Centroid 1 contrast d5 and d7, the correctness that judgement is filled in, if identical, carries out e0; If not identical, carry out d9;
D9: Centroid 1, by screen 14 prompting input errors, is carried out d6;
E0: Centroid 1 shows the TCP numerical value that server controls numerical value agreement is returned to request numerical value that is loaded with having built by screen 14.
In e, Centroid 1 sends the server controls numerical value agreement that is loaded with of d construction complete and returns to the TCP numerical value of request message and to the process on bus control unit 20 be: the input equipment 13 by Centroid 1 starts and sends, then Centroid 1 is packaged into Long Range Ethernet Frame by the TCP message of having constructed, and by Long Range Ethernet controller 11 and Long Range Ethernet interface circuit 12, sends in bus control unit 20.
Claims (3)
1. the implementation method of Long Range Ethernet Transmission Control Protocol, is characterized in that its detailed process is:
A: initialization;
B: the communication numerical value that Centroid (1) is set;
C: the communication numerical value that secondary nodes (2) is set;
D: be loaded with the TCP numerical value that server controls numerical value agreement is returned to request at the upper structure of Centroid (1);
E: Centroid (1) sends the TCP numerical value of d construction complete to bus control unit (20);
F: secondary nodes (2) receives the server controls numerical value agreement that is loaded with of Centroid (1) transmission and returns after the TCP numerical value of request, and structure is loaded with the TCP numerical value of server controls numerical value agreement request;
G: secondary nodes (2) sends the TCP numerical value that is loaded with server controls numerical value agreement request of f construction complete to bus control unit (20);
H: Centroid (1) receives after the TCP numerical value that is loaded with server controls numerical value agreement request of secondary nodes (2) transmission, the upper display server of screen (14) in Centroid (1) is controlled the content of numerical value agreement request numerical value.
2. the implementation method of Long Range Ethernet Transmission Control Protocol according to claim 1, it is characterized in that, in b, the communication numerical value of Centroid (1) is set, be under the prompting of the screen (14) of Centroid (1), Long Range Ethernet physical IP and the TCP/IP of Centroid (1) is set by input equipment (13); After setting completes, Centroid (1) carries out initialization, then by screen (14), shows Long Range Ethernet physical IP and the TCP/IP arranging; In c, the communication numerical value of secondary nodes (2) is set, be under the prompting of the screen (14) of secondary nodes (2), Long Range Ethernet physical IP and the TCP/IP of secondary nodes (2) is set by input equipment (13); After setting completes, secondary nodes (2) judges the Long Range Ethernet physical IP and the TCP/IP that arrange, if identical with the IP of Centroid (1), prompting resets, if it is not identical, secondary nodes (2) is carried out initialization, then by screen (14), shows Long Range Ethernet physical IP and the TCP/IP having arranged.
3. the implementation method of Long Range Ethernet Transmission Control Protocol according to claim 2, is characterized in that, in d, is loaded with server controls numerical value agreement returns to the process of the TCP numerical value of request and be at the upper structure of Centroid (1):
D0: Centroid (1) draws receives that the server controls numerical value agreement that will build returns to the information of request numerical value, then prepares to construct server controls numerical value agreement by screen (14) prompting and returns to request numerical value;
D1: the screen (14) of Centroid (1) controls with figure display server the whole numerical value section that numerical value agreement is returned to request;
D2: the critical field that need to fill in is selected, filled in to the input equipment (13) by Centroid (1) one by one, then confirms input content;
D3: the server controls numerical value agreement that Centroid (1) contrast d0 receives is returned to the server controls numerical value agreement of receiving in request numerical value and d2 and returned to request numerical value, whether the server controls numerical value agreement of judgement structure is returned to request numerical value correct, if identical, carry out d5; If not identical, carry out d4;
D4: Centroid (1), by screen (14) reminder-data input error, is carried out d1;
D5: Centroid (1) returns to the server controls numerical value agreement of construction complete to request numerical value and puts into TCP numerical value, and draws the information of receiving TCP numerical value;
D6: Centroid (1) is shown and is loaded with the TCP numerical value that the server controls numerical value agreement having built is returned to request numerical value with figure by screen (14);
D7: the field that need to fill in is selected, filled in to the input equipment (13) by Centroid (1) one by one, after all having filled in, carries out d8;
D8: the TCP numerical information of receiving in the TCP numerical information of receiving in Centroid (1) contrast d5 and d7, the correctness that judgement is filled in, if identical, carries out e0; If not identical, carry out d9;
D9: Centroid (1), by screen (14) prompting input error, is carried out d6;
E0: the server controls numerical value agreement that is loaded with that Centroid (1) completes by screen (14) display structure is returned to the TCP numerical value of asking numerical value.
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| CN201310409219.2A CN103581172A (en) | 2013-09-10 | 2013-09-10 | Method for achieving long-distance Ethernet TCP |
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| CN201310409219.2A CN103581172A (en) | 2013-09-10 | 2013-09-10 | Method for achieving long-distance Ethernet TCP |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101106495A (en) * | 2007-08-06 | 2008-01-16 | 哈尔滨工业大学 | Work process demonstration device and method for industrial Ethernet simplified IP protocol |
| CN101478546A (en) * | 2009-01-23 | 2009-07-08 | 成都市华为赛门铁克科技有限公司 | Method for protecting network safety and network safety protecting equipment |
| CN102377599A (en) * | 2010-08-27 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | Method for sensing operation of network interfaces |
| US20120216282A1 (en) * | 2011-02-17 | 2012-08-23 | Sable Networks, Inc. | METHODS AND SYSTEMS FOR DETECTING AND MITIGATING A HIGH-RATE DISTRIBUTED DENIAL OF SERVICE (DDoS) ATTACK |
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2013
- 2013-09-10 CN CN201310409219.2A patent/CN103581172A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101106495A (en) * | 2007-08-06 | 2008-01-16 | 哈尔滨工业大学 | Work process demonstration device and method for industrial Ethernet simplified IP protocol |
| CN101478546A (en) * | 2009-01-23 | 2009-07-08 | 成都市华为赛门铁克科技有限公司 | Method for protecting network safety and network safety protecting equipment |
| CN102377599A (en) * | 2010-08-27 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | Method for sensing operation of network interfaces |
| US20120216282A1 (en) * | 2011-02-17 | 2012-08-23 | Sable Networks, Inc. | METHODS AND SYSTEMS FOR DETECTING AND MITIGATING A HIGH-RATE DISTRIBUTED DENIAL OF SERVICE (DDoS) ATTACK |
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Application publication date: 20140212 |
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