CN114221849B - 一种fpga结合tcam实现智能网卡的方法 - Google Patents
一种fpga结合tcam实现智能网卡的方法 Download PDFInfo
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- CN114221849B CN114221849B CN202010984877.4A CN202010984877A CN114221849B CN 114221849 B CN114221849 B CN 114221849B CN 202010984877 A CN202010984877 A CN 202010984877A CN 114221849 B CN114221849 B CN 114221849B
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000009471 action Effects 0.000 claims abstract description 25
- 238000012545 processing Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 15
- 230000007547 defect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000001133 acceleration Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- 235000016936 Dendrocalamus strictus Nutrition 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
- H04L47/2441—Traffic characterised by specific attributes, e.g. priority or QoS relying on flow classification, e.g. using integrated services [IntServ]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/903—Querying
- G06F16/90335—Query processing
- G06F16/90339—Query processing by using parallel associative memories or content-addressable memories
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/906—Clustering; Classification
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/04—Network management architectures or arrangements
- H04L41/044—Network management architectures or arrangements comprising hierarchical management structures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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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
- H04L69/22—Parsing or analysis of headers
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Theoretical Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
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Abstract
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Priority Applications (1)
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CN202010984877.4A CN114221849B (zh) | 2020-09-18 | 2020-09-18 | 一种fpga结合tcam实现智能网卡的方法 |
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CN202010984877.4A CN114221849B (zh) | 2020-09-18 | 2020-09-18 | 一种fpga结合tcam实现智能网卡的方法 |
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CN114221849A CN114221849A (zh) | 2022-03-22 |
CN114221849B true CN114221849B (zh) | 2024-03-19 |
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Families Citing this family (1)
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CN115622959A (zh) * | 2022-11-07 | 2023-01-17 | 浪潮电子信息产业股份有限公司 | 交换机控制方法、装置、设备、存储介质及sdn网络 |
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CN104009924A (zh) * | 2014-05-19 | 2014-08-27 | 北京东土科技股份有限公司 | 一种基于tcam和fpga的报文处理方法及装置 |
WO2015035961A1 (zh) * | 2013-09-16 | 2015-03-19 | 中兴通讯股份有限公司 | 流表的多级化方法、多级流表处理方法及装置 |
CN105099916A (zh) * | 2014-04-28 | 2015-11-25 | 国际商业机器公司 | 开放流路由交换设备及其对数据报文的处理方法 |
CN105429879A (zh) * | 2014-08-26 | 2016-03-23 | 杭州华为数字技术有限公司 | 流表项查询方法、设备及系统 |
CN105812164A (zh) * | 2014-12-31 | 2016-07-27 | 北京东土科技股份有限公司 | 基于tcam多级流表的规则索引管理实现方法和装置 |
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CN108875064A (zh) * | 2018-07-03 | 2018-11-23 | 湖南新实网络科技有限公司 | 基于FPGA的OpenFlow多维数据匹配查找方法 |
CN110474845A (zh) * | 2019-08-19 | 2019-11-19 | 广州西麦科技股份有限公司 | 流表项淘汰方法及相关装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US9374308B2 (en) * | 2013-08-30 | 2016-06-21 | Lenovo Enterprise Solutions (Singapore) Pte. Ltd. | Openflow switch mode transition processing |
US20150098475A1 (en) * | 2013-10-09 | 2015-04-09 | International Business Machines Corporation | Host table management in software defined network (sdn) switch clusters having layer-3 distributed router functionality |
US10785161B2 (en) * | 2018-07-10 | 2020-09-22 | Cisco Technology, Inc. | Automatic rate limiting based on explicit network congestion notification in smart network interface card |
US11831663B2 (en) * | 2019-10-10 | 2023-11-28 | Intel Corporation | Secure networking protocol optimization via NIC hardware offloading |
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2020
- 2020-09-18 CN CN202010984877.4A patent/CN114221849B/zh active Active
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CN103685041A (zh) * | 2012-09-04 | 2014-03-26 | 清华大学 | 一种基于比特粒度可编程的路由器及路由方法 |
CN102843298A (zh) * | 2012-09-12 | 2012-12-26 | 盛科网络(苏州)有限公司 | 实现交换机芯片Openflow流表优先级的方法及系统 |
WO2015035961A1 (zh) * | 2013-09-16 | 2015-03-19 | 中兴通讯股份有限公司 | 流表的多级化方法、多级流表处理方法及装置 |
CN105099916A (zh) * | 2014-04-28 | 2015-11-25 | 国际商业机器公司 | 开放流路由交换设备及其对数据报文的处理方法 |
CN104009924A (zh) * | 2014-05-19 | 2014-08-27 | 北京东土科技股份有限公司 | 一种基于tcam和fpga的报文处理方法及装置 |
CN105429879A (zh) * | 2014-08-26 | 2016-03-23 | 杭州华为数字技术有限公司 | 流表项查询方法、设备及系统 |
CN105812164A (zh) * | 2014-12-31 | 2016-07-27 | 北京东土科技股份有限公司 | 基于tcam多级流表的规则索引管理实现方法和装置 |
CN207304575U (zh) * | 2017-04-18 | 2018-05-01 | 曙光信息产业(北京)有限公司 | 网卡 |
CN108337172A (zh) * | 2018-01-30 | 2018-07-27 | 长沙理工大学 | 大规模OpenFlow流表分级存储架构与加速查找方法 |
CN108875064A (zh) * | 2018-07-03 | 2018-11-23 | 湖南新实网络科技有限公司 | 基于FPGA的OpenFlow多维数据匹配查找方法 |
CN110474845A (zh) * | 2019-08-19 | 2019-11-19 | 广州西麦科技股份有限公司 | 流表项淘汰方法及相关装置 |
Non-Patent Citations (3)
Title |
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DAFT:一种Openflow大规模流表区分存储于加速查找结构;熊兵;《计算机学报》;20200331;第43卷(第3期);453-470 * |
Reseach on Switch address lookup table based on TCAM;Wang guo;《International Conference on cyberspace Technology》;全文 * |
基于TCAM的Openflow关键技术研究;邱焓;《中国优秀硕士学位论文全文数据库》 * |
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Effective date of registration: 20240425 Address after: Room 112, 1st Floor, Building 1, No. 11 Liangzhan Road, Renhe Street, Yuhang District, Hangzhou City, Zhejiang Province, 311100 Patentee after: Xinyunsheng (Hangzhou) Electronic Technology Co.,Ltd. Country or region after: China Address before: 210046 7th floor, building a, Xingzhi science and Technology Park, Xingzhi Road, Nanjing Economic and Technological Development Zone, Jiangsu Province Patentee before: XINQIYUAN (NANJING) SEMICONDUCTOR TECHNOLOGY Co.,Ltd. Country or region before: China |