High-speed switching card based on Aurora protocol

Abstract

The utility model belongs to the technical field of network communication, and particularly relates to a high-speed switching card based on an Aurora protocol, which comprises a field programmable gate array (FPGA) chip, a high-speed switching chip, a high-speed switching chip, a high-speed switching chip and a high-speed switching chip, the SFP + 10-gigabit optical module is used for converting photoelectric signals and realizing communication between the high-speed switching card and endpoint equipment; the model of the FPGA chip is Feidan micro JFM7K325T, and six optical modules are connected to the FPGA chip, so that data exchange among six pieces of endpoint equipment in any direction can be realized; the high-speed switching card is connected with the endpoint equipment through an optical fiber and an optical module; and the high-speed switching card receives routing table information through the network port, so that a routing table updating function can be realized. According to the invention, the FPGA chip is adopted to design the high-speed exchange card, and an Aurora protocol and a private protocol are adopted in the transmission process, so that the data security is protected, and the transmission rate is also improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to network communication technical field, concretely is a kind of high-speed switching card based on Aurora protocol. BACKGROUND

[0002] With the rapid development of information technology, the demand of data computing and storage is increasing, and the switching board card as the key component of data transmission plays an important role in various devices. However, the traditional switching board card gradually shows the disadvantages of slow processing speed, high delay and poor expansibility when facing large-scale and high-concurrency data exchange demand, which is difficult to meet the urgent needs of modern communication network for efficient and stable data transmission.

[0003] Aurora protocol as an advanced data transmission protocol, with its high speed, low delay and high reliability, has shown great potential in the field of data transmission. The protocol realizes efficient data transmission by optimizing data packet packaging technology, and its built-in intelligent routing algorithm can dynamically adjust the data transmission path according to the network condition, effectively avoiding network congestion and delay, further improving the efficiency and stability of data transmission. SUMMARY

[0004] The utility model provides a high-speed switching card based on Aurora protocol to solve the problem that traditional switching board card is difficult to realize data fast exchange processing.

[0005] The utility model is realized by adopting the following technical scheme: a high-speed switching card based on Aurora protocol, comprising: an FPGA chip with Aurora protocol written inside, an optical module and a network port, the FPGA chip is connected with the optical module and the network port respectively.

[0006] The high-speed switching card based on Aurora protocol has the following advantages: the model of FPGA chip is Fudan Micro JFM7K325T, and the optical module is SFP+ gigabit optical module.

[0007] The high-speed switching card based on Aurora protocol has the following advantages: the number of optical modules is six, the high-speed switching card and the endpoint device are connected through optical fiber and optical module, and the exchange of data in any direction between six endpoint devices is realized.

[0008] The high-speed switching card based on Aurora protocol has the following advantages: the high-speed switching card can be connected with computer through network port and receive routing table information, and the routing table updating function is realized.

[0009] The utility model relates to a high -speed exchange card based on aurora agreement, for realizing between multi -endpoint device data real -time exchange. Endpoint sending device and endpoint receiving device all use aurora agreement transmission data, realize data transceiving through optical fiber and high -speed exchange card connection. The high -speed exchange card can provide high -speed, low delay, high reliable data real -time forwarding link, for realizing between multi -endpoint device data real -time exchange. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is high -speed exchange card's structural schematic diagram.

[0011] Figure 2 It is the connection schematic diagram provided by the utility model.

[0012] Figure 3 It is the whole work flow chart of exchange card provided by the utility model.

[0013] Figure 4 It is the protocol analysis flow chart provided by the utility model.

[0014] Figure 5 It is the private protocol data structure diagram provided by the utility model. PREFERRED EMBODIMENT

[0015] As Figure 1 Shown, high -speed exchange card based on aurora agreement includes: FPGA chip, for realizing aurora agreement data analysis and data transceiving;SFP + gigabit optical module, for the conversion of photoelectric signal, realizes the communication of high -speed exchange card and endpoint device;The model of FPGA chip is Fudanwei JFM7K325T, and six optical modules are connected on the FPGA chip, and the exchange of data in any direction between six endpoint devices can be realized;High -speed exchange card and endpoint device are connected through optical fiber and optical module;High -speed exchange card receives routing table information through network port, and can realize routing table updating function.

[0016] High -speed exchange card works according to Figure 2 Connection, and the whole work flow chart is seen Figure 3 , and the protocol analysis flow chart is seen Figure 4 .

[0017] The whole working process includes the following steps:

[0018] Step one: high -speed exchange card provides 6 optical modules and is connected with each endpoint device respectively;

[0019] Step two: after high -speed exchange card receives data through optical module, uses FPGA chip to carry out protocol analysis;Protocol analysis process includes aurora agreement analysis, private protocol data analysis;

[0020] Step three: the process of private protocol data analysis mainly completes data packet unsealing to extract the destination ID, and judges data forwarding according to the routing table data;

[0021] Step four: the data forwarded in step three is encapsulated as Aurora protocol data, and the data is transmitted to the receiving endpoint device through the optical module.

[0022] The above-mentioned private protocol is a self-defined protocol, and a person skilled in the art can define the data packet format by himself, and the private protocol is a commonly used data format definition method by a person skilled in the art, and the utility model does not involve improvement in the method. The high-speed exchange card based on the Aurora protocol is a high-speed data transmission solution, which can be applied to systems requiring high data throughput and low delay, such as high-performance computing, data center interconnection and the like. The Aurora protocol supports multiple data rates and can achieve gigabit or even terabit per second transmission speed, and quickly transmits a large amount of data between system components; the protocol optimizes the data transmission process and reduces the delay of data processing.

[0023] The application adopts the FPGA chip to design the high-speed exchange card, and adopts the Aurora protocol and the private protocol in the transmission process, so that the data security is protected and the transmission rate is improved.

Claims

1. A high speed switch card based on the Aurora protocol, characterized in that, Comprise: Optical module, network interface and internal write Aurora protocol FPGA chip, FPGA chip and optical module, network interface connection.

2. The high-speed switch card based on Aurora protocol according to claim 1, characterized in that, FPGA chip model is Fudan micro JFM7K325T, optical module is SFP + gigabit optical module.

3. The high-speed switch card based on Aurora protocol according to claim 1 or 2, characterized in that, The number of optical modules is six, and the high-speed switch card and the endpoint device are connected through optical fiber and optical module, realizing the exchange of data in any direction between six endpoint devices.

4. The high-speed switch card based on Aurora protocol according to claim 1 or 2, characterized in that, High-speed switch card can connect computer through network interface and receive routing table information, realizing routing table update function.

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