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Jayaram Mudigonda, Praveen Yalagandula, Jeff Mogul, Bryan Stiekes, Yanick Pouffary
2011 Proceedings of the ACM SIGCOMM 2011 conference on SIGCOMM - SIGCOMM '11  
Most existing network architectures cannot meet all of these needs simultaneously. In this paper we present NetLord, a novel multi-tenant network architecture.  ...  Providers of "Infrastructure-as-a-Service" need datacenter networks that support multi-tenancy, scale, and ease of operation, at low cost.  ...  Finally, we thank Ken Burden, Pete Haddad, and Eric Wu for their help in setting up the testbed network.  ... 
doi:10.1145/2018436.2018444 dblp:conf/sigcomm/MudigondaYMSP11 fatcat:zo3vc5n4d5dbzbzlqwgedjrcqe


Jayaram Mudigonda, Praveen Yalagandula, Jeff Mogul, Bryan Stiekes, Yanick Pouffary
2011 Computer communication review  
Most existing network architectures cannot meet all of these needs simultaneously. In this paper we present NetLord, a novel multi-tenant network architecture.  ...  Providers of "Infrastructure-as-a-Service" need datacenter networks that support multi-tenancy, scale, and ease of operation, at low cost.  ...  Finally, we thank Ken Burden, Pete Haddad, and Eric Wu for their help in setting up the testbed network.  ... 
doi:10.1145/2043164.2018444 fatcat:rsovprevljevdedem73xcprtoi

Data Center Network Virtualization: A Survey

Md. Faizul Bari, Raouf Boutaba, Rafael Esteves, Lisandro Zambenedetti Granville, Maxim Podlesny, Md Golam Rabbani, Qi Zhang, Mohamed Faten Zhani
2013 IEEE Communications Surveys and Tutorials  
Data center network virtualization is a promising solution to address these problems.  ...  In this paper, we present a survey of the current state-of-the-art in data center networks virtualization, and provide a detailed comparison of the surveyed proposals.  ...  NetLord [22] is a network architecture that strives at scalability of tenant population in data centers.  ... 
doi:10.1109/surv.2012.090512.00043 fatcat:v3fpgv2ig5gnlhx37n5ftpy4qi

Datacenter Networks and Relevant Standards [chapter]

Daniel S. Marcon, Rodrigo R. Oliveira, Luciano P. Gaspary, Marinho P. Barcellos
2015 Cloud Services, Networking, and Management  
VL2, shown in Figure 4 .2(a), is an architecture for large-scale datacenters and provides multiple uniform paths between servers and full bisection bandwidth (i.e., it is non-oversubscribed).  ...  This chapter presents a in-depth study of datacenter networks (DCNs), relevant standards and operation.  ...  Consequently, a multi-tenant virtual datacenter architecture to enable specific-tailored layer-2 and layer-3 address spaces for tenants, called NetLord, is proposed.  ... 
doi:10.1002/9781119042655.ch4 fatcat:ex7fwmh3fra4dg6tycdwog6dje

A Survey of Network Isolation Solutions for Multi-Tenant Data Centers

Valentin Del Piccolo, Ahmed Amamou, Kamel Haddadou, Guy Pujolle
2016 IEEE Communications Surveys and Tutorials  
We detail fifteen of the newest architectures and then compare their complexities, the overhead they induce, their VM migration abilities, their resilience, their scalability, and their multi data center  ...  In order to achieve this, new solutions are being designed and proposed to provide traffic isolation for a large numbers of tenants and their resulting traffic volumes.  ...  NetLord In "NetLord: A Scalable Multi-Tenant Network Architecture for Virtualized Datacenters" [13] the authors proposed a new multi-tenant network architecture.  ... 
doi:10.1109/comst.2016.2556979 fatcat:xhwwqanr4vfrdlqg4lkvrmkglu

Managing Recurrent Virtual Network Updates in Multi-Tenant Datacenters: A System Perspective [article]

Zhuotao Liu and Yuan Cao and Xuewu Zhang and Changping Zhu and Fan Zhang
2020 arXiv   pre-print
With the advent of software-defined networking, network configuration through programmable interfaces becomes practical, leading to various on-demand opportunities for network routing update in multi-tenant  ...  datacenters, where tenants have diverse requirements on network routings such as short latency, low path inflation, large bandwidth, high reliability, etc.  ...  Prior designs for multi-tenant datacenters, such as NVP [3] and Netlord [2] , focus on multi-tenancy management at hypervisors.  ... 
arXiv:1903.09465v5 fatcat:hgzycgg7avamddzfrkbiwy4n6y

GANA-VDC: Application-Aware with Bandwidth Guarantee in Cloud Datacenters

Saleem Karmoshi, Shuo Wang, Naji Alhusaini, Jing Li, Ming Zhu, Ammar Hawbani
2019 Electronics  
We design GANA-VDC, a network virtualization framework supporting VDC application-aware networking with bandwidth guarantees in a cloud datacenter.  ...  In this paper, we consider the requirements for enabling the application-aware network with bandwidth guarantees in a Virtual Data Center (VDC).  ...  Special thanks and gratitude to USTC Network Information Center. We also would like to extend our appreciation to the reviewers. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/electronics8030258 fatcat:zjybwc7omjdpnkrj6k5hdpkhwq

Got loss?

Daniel Crisan, Robert Birke, Gilles Cressier, Cyriel Minkenberg, Mitch Gusat
2013 Proceedings of the ACM SIGCOMM 2013 conference on SIGCOMM - SIGCOMM '13  
For larger-scale validation and deeper introspection into zOVN, we developed an OMNeT++ model for accurate cross-layer simulations of a virtualized datacenter, which confirm the validity of our results  ...  Moreover, we propose a zero-loss Overlay Virtual Network (zOVN) designed to reduce the query and flow completion time of latency-sensitive datacenter applications.  ...  Acknowledgements We are deeply indebted to the anonymous reviewers and our shepherd, Amin Vahdat for their helpful feedback; Rami Cohen and Katherine Barabash from IBM 2 HRL for the DOVE-related help;  ... 
doi:10.1145/2486001.2486024 dblp:conf/sigcomm/CrisanBCMG13 fatcat:c4culop7lbfr3hrqwvpumw3tnm

Datacenter Applications in Virtualized Networks: A Cross-Layer Performance Study

Daniel Crisan, Robert Birke, Katherine Barabash, Rami Cohen, Mitch Gusat
2014 IEEE Journal on Selected Areas in Communications  
Datacenter-based Cloud computing has induced new disruptive trends in networking, key among which is network virtualization.  ...  Software-Defined Networking overlays aim to improve the efficiency of the next generation multitenant datacenters.  ...  ACKNOWLEDGMENTS We are deeply indebted to Cyriel Minkenberg, German Rodriguez, Vijoy Pandey, Renato Recio, Vinit Jain, Anna Levin and Casimer DeCusatis for their contributions.  ... 
doi:10.1109/jsac.2014.140108 fatcat:tbvwsmnlgjeadnuvtlzmottb3q

Towards flexible, scalable and autonomic virtual tenant slices

Mohamed Fekih Ahmed, Chamssedine Talhi, Mohamed Cheriet
2015 2015 IFIP/IEEE International Symposium on Integrated Network Management (IM)  
Building an elastic and scalable multi-tenant network for datacenters is very challenging. This thesis contributes to solve this challenge in three ways.  ...  a multi-tenant network as well as providing transparent and self-manageable virtual networks for cloud's tenants.  ... 
doi:10.1109/inm.2015.7140361 dblp:conf/im/AhmedTC15 fatcat:qcyz5zlbsvhtvjyyfy6rlytaii

Survey on Data Center Networking Technologies

2013 IEICE transactions on communications  
[22] proposed NetLord: an architecture that provides a scalable multiple-tenant capability for virtualized datacenters.  ...  [21] proposed VNET: a control and management architecture of virtual networks. They discussed network virtualization architecture for enabling Future Internet innovation.  ...  He has been engaged in R&D in the product division for over 20 years and involved in many projects, including ATM node systems, IP router, dedicated wide area Ethernet systems, network front-end systems  ... 
doi:10.1587/transcom.e96.b.713 fatcat:5wd6vjwuwnbm3bnhczw4otme2y

Abstraction Layer Based Virtual Data Center Architecture for Network Function Chaining

Ali Kashif Bashir, Yuichi Ohsita, Masayuki Murata
2016 2016 IEEE 36th International Conference on Distributed Computing Systems Workshops (ICDCSW)  
This paper discusses a virtual distributed data center network architecture in the network function virtualization environment.  ...  Network virtualization is one of the most promising technology for the data centers.  ...  [26] discussed an architecture for SDN/NFV orchestration of SDN controller for multi-tenant optical networks.  ... 
doi:10.1109/icdcsw.2016.42 dblp:conf/icdcsw/BashirOM16 fatcat:7qrxitnzvvgvlip4lkzw67iiiy

Report on the SIGCOMM 2011 conference

John W. Byers, László Gyarmati, Katrina LaCurts, Qi Liao, Marc Mendonca, Trang Cao Minh, S.H. Shah Newaz, Pawan Prakash, Yan Shvartzshnaider, Praveen Yalagandula, Chun-Yu Yang, Jeffrey C. Mogul (+7 others)
2012 Computer communication review  
NetLord is a multi-tenant network architecture that provides a virtualized layer 2 and layer 3 network to the tenants.  ...  Multi-Tenant Network Architecture for Virtualized Datacenters Authors: Jayaram Mudigonda, Praveen Yalagandula, Jeffrey C.  ...  For example, we observed a newer software version of a load balancer leading to a reduction in failures.  ... 
doi:10.1145/2096149.2096162 fatcat:ylurqiquzzbstdr6w3unexqhie


Keqiang He, Eric Rozner, Kanak Agarwal, Wes Felter, John Carter, Aditya Akella
2015 Proceedings of the 2015 ACM Conference on Special Interest Group on Data Communication - SIGCOMM '15  
Datacenter networks deal with a variety of workloads, ranging from latency-sensitive small flows to bandwidth-hungry large flows.  ...  We propose a mechanism that avoids these limitations by (i) pushing load-balancing functionality into the soft network edge (e.g., virtual switches) such that no changes are required in the transport layer  ...  Acknowledgement We would like to thank Jon Crowcroft (our shepherd) and the anonymous reviewers for their valuable feedback.  ... 
doi:10.1145/2785956.2787507 dblp:conf/sigcomm/HeRAFCA15 fatcat:bs7znvl44jbdxlumkykaf56w7m

DCPortalsNg: Efficient Isolation of Tenant Networks in Virtualized Datacenters

Heitor Moraes, Rogério Nunes, Dorgival Guedes
In this work, we present DCPortalsNg, a solution based on the Software-Defined Network (SDN) approach, which provide effective and scalable isolation for virtualized datacenters.  ...  Multi-tenant datacenters have become an important scenario in this age of Cloud Computing.  ...  While machine virtualization provides good CPU, memory and storage isolation, there is still a need for better network virtualization solutions, specially when scalability and easy management are also  ... 
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