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Green DataPath for TCAM-Based Software-Defined Networks

Huawei Huang, Song Guo, Jinsong Wu, Jie Li
2016 IEEE Communications Magazine  
A TCAM-based flow table is power-hungry hardware that can provide high-speed lookup operations for packet switching networks.  ...  To this end, aiming to find energy-efficient routing paths for traffic sessions in SDN networks, we propose a novel Green DataPath architecture, where the dynamic voltage and frequency scaling (DVFS) power  ...  To find the energy-efficient routing paths for traffic sessions in SDN networks, we present a novel Green DataPath architecture, where the dynamic voltage and frequency scaling (DVFS) power management  ... 
doi:10.1109/mcom.2016.1600067cm fatcat:siarrbzkg5anjgvheb3omlyxq4

MLET: A POWER EFFICIENT APPROACH FOR TCAM BASED, IP LOOKUP ENGINES IN INTERNET ROUTERS

Hamidreza Mahini, Reza Berangi, Alireza Mahini
2010 International Journal of Computer Networks & Communications  
In this paper, Multilevel Enabling Technique (MLET), a power efficient TCAM based hardware architecture has been proposed.  ...  Routers are one of the important entities in computer networks specially the Internet. Forwarding IP packets is a valuable and vital function in Internet routers.  ...  CONCLUSION In this paper, we presented a novel architecture for a TCAM-based IP forwarding engine.  ... 
doi:10.5121/ijcnc.2010.2302 fatcat:hqz36rhonnhmfpvot47b5khmxq

PackeX: Low-Power High-Performance Packet Classifier Using Memory on FPGAs

Khalid Rehman, Zahid Ullah, Sungchang Lee
2021 Wireless Communications and Mobile Computing  
while consuming 53% less power compared with the state-of-the-art architectures.  ...  In this work, we propose a novel high-speed packet classifier named as PackeX that enables the network to receive and forward the data packets in a simplest structure.  ...  Thus, our proposed architecture for packet classification, PackeX, has a simple structure Input: Data packet having destination address (A D ) Output: Corresponding node where the packet needs to be forwarded  ... 
doi:10.1155/2021/5544435 fatcat:hc4j3plq2nahxiz7xzwmxyipke

Scalable IP Routing Lookup in Next Generation Network [chapter]

Chia-Tai Chan, Pi-Chung Wang, Shuo-Cheng Hu, Chung-Liang Lee, Rong-Chang Chen
2003 Lecture Notes in Computer Science  
As compared to the software-based solutions, the Ternary content-addressable memory can offer sustained throughput and simple system architecture. It is attractive for IPv6 routing lookup.  ...  Accordingly, we propose an efficient algorithm to reduce the required size of Ternary contentaddressable memory.  ...  In each line card, the forwarding engine employs a forwarding table (FT) to make the routing decision for packet forwarding.  ... 
doi:10.1007/978-3-540-45235-5_5 fatcat:hd5qjxlyljfotelj6dqousjxuu

A Survey on Adaptive Wildcard Rule Cache Management with Cache Replacement Algorithms for Software - Defined Networks

Kusekar Shrutika Ajaykumar, Prof. H.A. Hingoliwala
2018 IJARCCE  
Ternary Content Addressable Memory (TCAM) limit issue is a vital issue in Software-Defined Networking. Lead reserving is an effective method to tackle the TCAM limit issue.  ...  A Cover-set method to solve the rule dependency problem and wildcard-rule caching algorithm to cache rules into TCAM. Cache replacement algorithm considering both temporal and spatial localities.  ...  Finally, I would like to thank my family and friends, for their precious support.  ... 
doi:10.17148/ijarcce.2018.7103 fatcat:ahwzxljz6jgh5l4ya4kemgywqa

Toward a Programmable FIB Caching Architecture [article]

Garegin Grigoryan, Yaoqing Liu
2018 arXiv   pre-print
And while FIB memories are power-hungry and prohibitively expensive, more than 70\% of the routes in FIBs carry no traffic for long time periods, a wasteful use of these expensive resources.  ...  Taking advantage of the emerging concept of programmable data plane, we design a programmable FIB caching architecture to address the existing concerns.  ...  the full forwarding table and more than 70% of the routes are not used at all for a long period.  ... 
arXiv:1804.07379v1 fatcat:tbeokenzrjbd3ifawoyknmhngq

Modeling Data-Plane Power Consumption of Future Internet Architectures [article]

Chen Chen, David Barrera, Adrian Perrig
2016 arXiv   pre-print
Specifically, we address two questions: 1) which of the proposed FIA candidates achieves the lowest energy footprint; and 2) which set of design choices yields a power-efficient network architecture?  ...  a proxy for other metrics such as bandwidth and processor load.  ...  Forwarding Type Cache Type Architecture PCS RTL IP TCAM Edge NDN SRAM-BF Pervasive NEBULA PoC& PoP Edge SCION Hop Field Edge TABLE I METHODS USED BY NETWORK ARCHITECTURES FOR MAKING  ... 
arXiv:1610.01511v2 fatcat:fhywxld32fgdrd3neb6vi7jmp4

Effective Routing Technique: Augmenting Data Center Switch Fabric Performance

Muhammad Kashif Khattak, Yazhe Tang, Hamza Fahim, Eid Rehman, Muhammad Faran Majeed
2020 IEEE Access  
The preliminary results show that our TCAM based routing table technique is fast and it forwards the network packets at line-rate, does not introduce considerable latency, on-chip resources power consumptions  ...  The routing complexities in these architectures are rectified and improved by implementing an additional TCAM based routing table in Leaf/ToR switches for a specific number of compute nodes in particular  ...  Li from Xi'an Jiaotong University for their valuable suggestions and help to work. They would also like to thank to the anonymous reviewers for their valuable suggestions to improve this article.  ... 
doi:10.1109/access.2020.2973932 fatcat:mxw6bjg52bhi3f4xdjympns4ta

Tag-In-Tag: Efficient flow table management in SDN switches

Subhasis Banerjee, Kalapriya Kannan
2014 10th International Conference on Network and Service Management (CNSM) and Workshop  
Through various experiments using real world and synthetic data we show that our approach can accommodate 15 times more flow entries in a fixed size TCAM whereas power consumption per-flow is reduced by  ...  One level of tagging exploits the availability of unique path for individual flows from the ingress switch to egress switch that can be computed a-priori.  ...  Authors would like to thank IIIT-Delhi for providing laboratory support to conduct the experiments.  ... 
doi:10.1109/cnsm.2014.7014147 dblp:conf/cnsm/BanerjeeK14 fatcat:yori6rcm7rcutfbkqls6ff5dd4

A 65 nm 0.165 fJ/Bit/Search 256$\,\times\,$144 TCAM Macro Design for IPv6 Lookup Tables

Po-Tsang Huang, Wei Hwang
2011 IEEE Journal of Solid-State Circuits  
This work presents a novel 65 nm energy-efficient TCAM macro design for IPv6 applications. The proposed TCAM employs the concept of architecture and circuit co-design.  ...  To achieve an energy-efficient TCAM architecture, a butterfly match-line scheme and a hierarchy search-line scheme are developed to reduce significantly both the search time and power consumption.  ...  ARCHITECTURE OF TCAM MACRO IN NETWORK ROUTERS In recent years, TCAMs have been popularly used in network routers for packet forwarding and packet classification.  ... 
doi:10.1109/jssc.2010.2082270 fatcat:vbyzjmzcwfalbkaaaerzj7qpgu

Energy-Efficient Parallel Packet Forwarding [chapter]

Weirong Jiang, Viktor K. Prasanna
2011 Green IT: Technologies and Applications  
On the other hand, energy/ power consumption has been a critical challenge for Internet infrastructure.  ...  It has been shown that two thirds of power dissipation inside a core router is due to packet forwarding.  ...  Architecture Performance We mapped the 8 routing tables onto a 4-pipeline 17-stage architecture.  ... 
doi:10.1007/978-3-642-22179-8_8 fatcat:ro2qtteambd5jfina34s27tq3a

Power-efficient and scalable virtual router architecture on FPGA

Swapnil Haria, Thilan Ganegedara, Viktor Prasanna
2012 2012 International Conference on Reconfigurable Computing and FPGAs  
We propose a power-efficient scalable architecture for implementing router virtualization using the Virtualized Merged (VM) approach on Field-programmable Gate Array (FPGA).  ...  In the recent years, networking infrastructure has advanced in such a way that router hardware management and power efficiency issues have gained considerable attention.  ...  A FPGA implementation of TCAM is described in [13] . V. OPTIMIZED VIRTUAL ROUTER ARCHITECTURE The overall architecture is shown in Fig. 4 . The short prefixes are stored in the TCAM.  ... 
doi:10.1109/reconfig.2012.6416793 dblp:conf/reconfig/HariaGP12 fatcat:bectkbmytzbjbi4evmrrhvotjy

TCAM architecture for IP lookup using prefix properties

V.C. Ravikumar, R.N. Mahapatra
2004 IEEE Micro  
Thus, our work's main objective is a TCAM-based router architecture that consumes less power and is suitable for the incremental updating that modern IP routers need.  ...  We propose a two-level pipelined architecture that reduces power consumption through memory compaction and the selective enablement of only a portion of the TCAM array.  ...  Other work describes two architectures, bit selection and trie-based, which use a paging scheme as the basis for a power-efficient TCAM. 1 The bit selection scheme extracts the 16 most significant bits  ... 
doi:10.1109/mm.2004.1289292 fatcat:lwuwqwymvfee7fbsvrx4gmxbqa

A Reconfigurable CAM Architecture for Network Search Engines

Mehrdad Nourani, Deepak S. Vijayasarathi, Poras T. Balsara
2006 2006 International Conference on Computer Design  
Other features of our architecture include reconfigurability, and better overall performance and power.  ...  To achieve these we incorporated two novel techniques: (i) a hybrid CAM/TCAM architecture that allows user to pre-define CAM/TCAM cell behavior in each bit or word position and ultimately curtail the overall  ...  In TCAM based implementation the replacement of any prefix in the forwarding table will take O(n) shifts (for a table of n entries) to place the new entry in its correct location.  ... 
doi:10.1109/iccd.2006.4380798 dblp:conf/iccd/NouraniVB06 fatcat:njqht7tah5fwjp54zmm4reto3e

Content-based route lookup using CAMs

Yan Sun, Norbert Egi, Guangyu Shi, Jianming Wu
2012 2012 IEEE Global Communications Conference (GLOBECOM)  
Ternary Content Addressable Memories (TCAMs) are widely used in high-speed routers to find matching routes for packets in a routing table.  ...  In this paper, we propose an efficient namebased longest prefix matching algorithm for information-centric networks using TCAMs.  ...  The architecture of a TCAM used for longest prefix matching in IPv4 networks is shown in Fig. 1 .  ... 
doi:10.1109/glocom.2012.6503521 dblp:conf/globecom/SunESW12 fatcat:532as7x6fbh5pldvqihiqeayou
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