OVS Orbit
75 episodes - English - Latest episode: almost 3 years ago - ★★★★★ - 1 ratingInterviews and topics of interest to Open vSwitch developers and users, published twice a month, hosted and produced by Ben Pfaff.
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Episodes
Sneak Preview: VMware Research High Bits, with Lalith Suresh from VMware Research
July 16, 2021 23:33 - 34 minutes - 15.3 MBVMware Research High Bits is a podcast coming soon from VMware's research group. This episode is a sneak preview of episode 1, with Lalith Suresh. Lalith is a researcher in the VMware Research Group who specializes in measurement, design, and implementation of large-scale networked and distributed systems. Last year, Lalith published a blog entry with advice on how to build software systems for research, and then he followed up with a video with m...
The Systems Approach, with Bruce Davie, Larry Peterson, and Mark Twain
April 01, 2021 00:00 - 14 minutes - 10.5 MBBruce Davie and Larry Peterson are the authors of the Systems Approach series of computer networking textbooks. Mark Twain has been called the greatest humorist the United States has produced and the father of American literature. This episode, the first collaboration among these celebrated authors, incorporates elements of the works of both [1, 2]. For more information on the Systems Approach series, visit systemsapproach.org or follow the serie...
Computer Networks: A Systems Approach, with Bruce Davie and Larry Peterson
March 16, 2021 00:59 - 38 minutes - 19 MBBruce Davie and Larry Peterson talk about their Systems Approach series of books on computer networking. These books began with the textbook Computer Networks: A Systems Approach, published in 1996. After publishing the fifth edition in 2011, they took their book "open source" by making the text freely available on Github under a Creative Common license. Now the original book is part of a series that also includes "micro-books" on SDN and 5G, wit...
The OVSDB Query Optimizer and Key-Value Interface, with Dmitry Yusupov from NVIDIA
February 27, 2021 02:47 - 39 minutes - 21.7 MBDmitry Yusupov submitted a talk to the Open vSwitch 2020 Fall Conference that we weren't able to fit into the schedule. This podcast, recorded in December 2020, is based on the material that Dmitry presented in a video available on YouTube. The slides for Dmitry's talk are also available. The abstract for this talk is: OVSDB (management protocol RFC 7047) is a fundamental building block of modern SDN architecture based on OVN/OVS. OVSDB...
Network Service Mesh, with Frederick Kautz and Nikolay Nikolaev
September 01, 2019 12:00 - 43 minutes - 19.8 MBFrederick Kautz and Nikolay Nikolaev are developers on the Network Service Mesh project, which provides additional networking features for Kubernetes above what is available from Kubernetes CNI networking implementations. OVS Orbit is produced by Ben Pfaff. The intro music in this episode is Drive, featuring cdk and DarrylJ, copyright 2013, 2016 by Alex. The bumper music is Yeah Ant featuring Wired Ant and Javolenus, copyright 2013 by Speck...
Long-Term Network Latency, with Nick Buraglio from ESnet
July 25, 2019 12:00 - 39 minutes - 17.8 MBNick Buraglio works in research and education and service provider networking, currently at ESnet, the US Department of Energy's science network, which links sites in the United States and western Europe. In this podcast, he talks about the role of latency monitoring in managing a network. Nick defines the latency that he's talking about: "When most people think of latency, they think of a ping round-trip time. That's one useful data point,...
User-Configurable Protocol Support for OVS, or Why Doesn't OVS Support P4?
June 03, 2019 12:00 - 50 minutes - 22.8 MBThere are several challenges toward making it easy for users to add support for new protocols in OVS or, equivalently, adding P4 support to OVS. This talk, given at the Dagstuhl seminar on programmable data planes in April 2019, explains the reasons that OVS doesn't already have these features, what's changing, and likely future directions. The talk includes considerable discussion with the audience. An early statement summarizes the message of t...
The Faucet Controller at SC18, with Brad Cowie and Richard Sanger from University of Waikato
May 01, 2019 12:00 - 1 hour - 29.9 MBBrad Cowie and Richard Sanger are members of the WAND Network Research Group at the University of Waikato, in Hamilton, New Zealand. They are both associated with the Faucet project, which develops an open source OpenFlow controller for enterprise networks. The first part of this talk is an introduction to Faucet. The second part talks about how Faucet became involved in SCinet at SC18, the supercomputing conference held annually in Dallas. The ...
The Discrepancy of the Megaflow Cache in OVS, with Levente Csikor and Gabor Retvari from Budapest University of Technology and Economics
April 01, 2019 19:07 - 42 minutes - 19.2 MBLevente Csikor and Gabor Retvari from the Budapest University of Technology and Economics present their talk “The Discrepancy of the Megaflow Cache in OVS” at the Open vSwitch Fall Conference in San Jose in December 2018. A few days later, they visited me to have this discussion for the podcast about their work. This episode is a discussion of their work and their results. For a synopsis of Levente and Gabor's work, please visit the OVS conferenc...
OVS Hardware Offload, with Simon Horman from Netronome
March 01, 2019 00:00 - 31 minutes - 14.5 MBSimon Horman has been an Open vSwitch contributor and committer since 2010. He currently works for Netronome, where his Open vSwitch work centers around hardware offload using the "tc" API integrated into the Linux kernel. This API allows users of Open vSwitch to transparently obtain better performance: when offload is enabled with a compatible network card, Open vSwitch works the same way, but faster. The conversation includes: Categories of NI...
Encrypting OVN Tunnels with IPsec, with Qiuyu Xiao from UNC-Chapel Hill
February 01, 2019 00:00 - 54 minutes - 24.6 MBQiuyu Xiao is a Ph.D. student in the department of computer science at the University of North Carolina at Chapel Hill. During the summer of 2018, he was an intern in the Open vSwitch team at VMware. This episode is a talk that Qiuyu gave at the end of his internship, describing his work on encrypted tunnels for OVN. The slides that accompanied the talk are available. To learn more about Qiuyu's work, visit his website, or contact him via email ...
Introduction to OVSDB, Part 2
January 01, 2019 00:00 - 54 minutes - 24.7 MBThis episode, recorded in April 2018, was the third in a series of internal VMware tech talks about Open vSwitch. This episode is particularly about OVSDB, the Open vSwitch Database, and particularly about OVSDB from the viewpoint of the client. It talks about the C client library, including how it represents data, the usual way to work with it, and how it interacts with the OVSDB server. It also covers how the C client library supports preparing...
Personalized Pseudonyms for Servers in the Cloud, with Qiuyu Xiao from UNC-Chapel Hill
August 29, 2018 14:01 - 40 minutes - 18.6 MBQiuyu Xiao is a PhD student studying computer science at the University of North Carolina at Chapel Hill. This episode is a talk that Qiuyu gave at VMware in May. It is based on the paper “Personalized Pseudonyms for Servers in the Cloud,” by Qiuyu Xiao, Michael K. Reiter, and Yinqian Zhangyinqian, originally published in 2017 at Proceedings on Privacy Enhancing Technologies. You may wish to follow along with Qiuyu's slides. The paper's ab...
Generic Linux Debugging, with Ansis Atteka from VMware
August 29, 2018 13:44 - 25 minutes - 11.5 MBAnsis Atteka is a developer on the Open vSwitch team at VMware. This episode is a recording of a talk that Ansis gave at VMware in May. He covers techniques for debugging on Linux, in particular how to trace through processes using strace, trace-cmd, and other tools. You may want to follow along with Ansis's slides. You can contact Ansis at [email protected]. OVS Orbit is produced by Ben Pfaff. The intro music in this episode is Driv...
Networking with OVS at DigitalOcean, with Matt Layher and Armando Migliaccio from DigitalOcean
August 18, 2018 22:54 - 39 minutes - 18.2 MBMatt Layher and Armando Migliaccio are engineers focusing on networking at DigitalOcean, a cloud service provider. In April, Justin Pettit and I sat down with them at DigitalOcean HQ in New York City. This episode is our discussion, which ranges from how DO first began using Open vSwitch, the DO approach to network control, to scale and performance issues, upgrade strategy, and the Open vSwitch code that DigitalOcean itself is working to cont...
Oko: Extending Open vSwitch with Stateful Filters, with Paul Chaignon from Orange Labs and Inria Nancy
August 17, 2018 18:37 - 23 minutes - 10.6 MBPaul Chaignon is a grad student at Orange and Inria. In this episode, Paul talks about Oko: Extending Open vSwitch with Stateful Filters, a paper written with co-authors Kahina Lazri, Jérôme François, Thibault Delmas, and Olivier Festor. Paul presented this research at SOSR '18 in March 2018. The paper has the following abstract: With the Software-Defined Networking paradigm, software switches emerged as the new edge of datacenter netw...
Incremental Processing with ovn-controller, with Han Zhou from eBay
May 23, 2018 03:46 - 28 minutes - 13 MBHan Zhou is an architect working on highly scalable and reliable SDN solutions for eBay's cloud infrastructure. He is an active contributor in OpenStack and OVS/OVN. Before eBay, he has been working in networking area for more than 10 years in Cisco and Nokia. In OVN, the ovn-controller daemon runs on each hypervisor. It obtains logical flows from the OVN southbound database, transforms them into "physical flows," and pushes the physical flows in...
Toward Leaner, Faster ovn-northd, with Leonid Ryzhyk from VMware Research Group
May 22, 2018 20:37 - 33 minutes - 15.1 MBLeonid Ryzhyk is a senior researcher in the VMware Research Group. The main theme of his work is applying formal methods to build better operating systems and networks. Before joining VMware, Leonid received his PhD from University of New South Wales and NICTA. Leonid has also worked as a researcher at NICTA, as a postdoc at University of Toronto and at Carnegie Mellon University, and as a researcher at Samsung Research America. In OVN, th...
OpenFaaS, with Alex Ellis from VMware
May 17, 2018 02:29 - 50 minutes - 23 MBAlex Ellis founded and leads the OpenFaaS project, which is an open source implementation of a serverless framework. This episode is an interview with Alex. We talk about serverless functions and OpenFaaS, how OpenFaaS compares to other serverless frameworks, how networking works in OpenFaaS, open source communities, and other related topics. We also take on a couple of questions asked by listeners on Twitter. For more information about Op...
Flow Translation
April 29, 2018 15:57 - 52 minutes - 23.9 MBThis is the third in a series of Open vSwitch tech talks that we are starting to run internally at VMware every week or two. This episode is about flow translation, the process that OVS follows when a packet arrives in the software switch that does not match any already established entry in the OVS datapath cache (the megaflow cache). The translation process has two goals. First, it figures out what to do with the particular packet being processe...
Introduction to OVSDB
April 07, 2018 21:22 - 53 minutes - 24.5 MBThis is the second in a series of Open vSwitch tech talks that we are starting to run internally at VMware every week or two. This episode is particularly about OVSDB, the Open vSwitch Database. It starts out with material explaining why OVSDB exists at all, given that there is so much other work in databases and in network configuration. Then it moves on to what OVSDB is and its basic features, including the features that its schemas support. I...
RCU in Open vSwitch Userspace
April 07, 2018 21:01 - 37 minutes - 16.9 MBThis is the first in a series of Open vSwitch tech talks that we are starting to run internally at VMware every week or two. This episode is particularly about read-copy-update, or RCU for short, which is a synchronization technique that allows reads to be very cheap (almost free), with some memory cost. This talk covers reasons why RCU can be preferred over other techniques, such as readers-writer locks, and its relationship with lockless synchro...
Ten Years of Open vSwitch Success and Failure
April 07, 2018 18:50 - 38 minutes - 17.5 MBThis is a talk that I gave at an internal VMware event called "Open Source Day" in February. I prepared it as a kind of internal recognition of the ACM SOSR conference awarding Open vSwitch its Software Systems Award. It goes over a history of Open vSwitch and the motivation behind it, factors that led to its success, and some of the project's failures and mixed results. The accompanying slides are available as PDF, although it is not necessary t...
Enterprise SDN, with Greg Ferro from Packet Pushers
March 01, 2018 04:34 - 48 minutes - 21.9 MBGreg Ferro is one of the Packet Pushers, a host of much more popular podcasts than this one. Greg's bio says: Greg survived 25+ years of Enterprise IT as a network engineer, architect and designer. Involved with a wide range of companies in gaming, online, finance, carriers, energy and other, he was a team member or leader that designed, built and deployed quite a few medium & large solutions for well known large companies. He was CCIE#6920 (and a...
Network Stack as a Service, with Henry Xu from City University of Hong Kong
February 15, 2018 04:00 - 39 minutes - 18.1 MBHenry Xu is an assistant professor in the computer science department at the City University of Hong Kong, where he leads the NetX Lab. In this episode, we discuss the research behind his group's recent paper Network Stack as a Service in the Cloud, presented at HotNets 2017. The paper has the following abstract: The tenant network stack is implemented inside the virtual machines in today's public cloud. This legacy architecture pres...
Hardware Acceleration on NICs, with Andy Gospodarek from Broadcom
January 31, 2018 04:09 - 33 minutes - 15.3 MBThis episode features Andy Gospodarek, a Principal Engineer at Broadcom, where he works as a software architect on the NICs team. This interview, recorded at the DPDK summit in San Jose on November 15, 2017, focuses on his team's work on offloading flows to Broadcom NICs, using the user's choice of the Linux “TC” flow offload API or a Broadcom-specific API. Toward the end, he also talks about a different kind of hardware acceleration using a “Smart...
Open Compute Project Networking, with Andrew "Puck" Ruthven from Catalyst IT
January 11, 2018 11:18 - 29 minutes - 13.2 MBAndrew Ruthven, aka “Puck”, is a Data Centre Manager at Catalyst IT, a New Zealand open source specialist IT company whose services include operating an OpenStack based public cloud. This episode is based on “Open Compute Project, down under”, a talk that Andrew gave at OpenStack Sydney, which had the following abstract: This talk will review the Open Compute Project, where it came from, where things are now and where things are headed. We w...
What's New in OVN 2.8, with Ben Pfaff from VMware
December 15, 2017 18:12 - 39 minutes - 17.9 MBThis is a recording of a talk given by Ben Pfaff at the OpenStack Summit in Sydney on Monday, Nov. 6, with the follow abstract: The Open vSwitch (OVS) community recently released version 2.8. The release includes updates to both OVS and OVN (Open Virtual Network), which provides virtual networking for OVS. This presentation will primarily focus on updates to OVN and how OpenStack can use it as a backend for OpenStack Neutron. OVN has continued to...
Routing a Production Enterprise Network with Faucet, with Brad Cowie from WAND
November 30, 2017 21:26 - 41 minutes - 18.7 MBBrad Cowie is a member of the WAND Network Research Group at the University of Waikato, in Hamilton, New Zealand. He is also a core member of the Faucet project which develops an open source OpenFlow controller for enterprise networks, which he uses to build production OpenFlow networks. This episode is a recording of a talk that Brad gave at the OpenStack Summit in Sydney on Nov. 6, with the following abstract: Within the WAND network rese...
In-band Network Telemetry, with Chang Kim from Barefoot Networks
November 16, 2017 04:43 - 38 minutes - 17.3 MBChang Kim is an engineer at Barefoot Networks, where he has been intimately involved in the design of the P4 domain-specific language for controlling a network data plane. Whereas the control and management planes in a network system are general-purpose software implemented on CPUs, the data plane in a high-speed network is typically implemented in an ASIC dedicated to packet forwarding. State-of-the-art switching ASICs can handle multiple T...
Faucet and OpenFlow at Allied Telesis, with Tony Van der Peet
October 31, 2017 03:24 - 27 minutes - 12.7 MBTony van der Peet is Chief Architect at Allied Telesis. In this episode, he speaks about using OpenFlow on Allied Telesis networking hardware for enterprise SDN. The Allied Telesis implementation of OpenFlow is based on Open vSwitch. According to Tony: “We've tried really from the word `go' to develop the most generic OpenFlow switch that we can, and obviously Open vSwitch is a very fully featured version of OpenFlow. The trick, then, is how...
Cocoon-2, with Leonid Ryzhyk from VMware Research
October 24, 2017 02:18 - 29 minutes - 13.3 MBLeonid Ryzhyk is a senior researcher at VMware Research in Palo Alto. He focuses on applying formal methods to improve operating systems and networks. This episodes discusses Cocoon-2, a system that Leonid is building to automate the tedious tasks involved in SDN programming. One problem that it aims to solve is incrementality, that is, the need to avoid recomputing all of the state in an SDN system given a small change to its configu...
Fuzzing Frameworks, with Bhargava Shastry from TU Berlin
October 03, 2017 05:08 - 35 minutes - 16.1 MBBhargava Shastry is a Ph.D. student in the Chair for Security in Telecommunications at Technical University Berlin. Bhargava develops tools that enable early detection and fixing of security vulnerabilities. Among other topics, this episode discusses Bhargava's paper “Static Exploration of Taint-Style Vulnerabilities Found by Fuzzing,” which was presented at WOOT '17, the Workshop on Offensive Technologies. The paper's abstract ...
FlowFuzz, with Nicholas Gray and Thomas Zinner from University of Würzburg
September 22, 2017 02:58 - 35 minutes - 16.1 MBNicholas Gray is a PhD student at the University of Würzburg, Germany, where he also completed his Master's thesis in 2015. His research interests include SDN/NFV architectures and their impact on network security. Thomas Zinner received his Diploma and Ph.D degrees in computer science from the University of Wurzburg, Germany, in 2007 and 2012, respectively. Nicholas is a member of the research group headed by Thomas on “Next Generation Networks”...
DPDK Introduction, with Harry van Haaren and Dave Hunt from Intel
September 01, 2017 03:50 - 48 minutes - 22.1 MBDave and Harry are developers who work at Intel on DPDK, the Data Plane Development Kit, which is a library for high-performance packet processing in userspace. This episode is an introduction to DPDK, its history, status, and its future, and how it relates to Open vSwitch and the DPDK datapath included in Open vSwitch. OVS Orbit is produced by Ben Pfaff. The intro music in this episode is Drive, featuring cdk and DarrylJ, copyright 2013, 2...
OpenStack Cyborg, with Howard (Zhipeng) Huang from Huawei
August 20, 2017 19:07 - 28 minutes - 13.2 MBHoward is an IT standards engineer at Huawei. He has been working on open source for about 6 years and attended the early Open vSwitch conferences, including the earliest one held at Cisco in 2014. In this episode of OVS Orbit, Howard talks about the OpenStack Cyborg project in OpenStack, which was formerly called Nomad. Howard is the “caretaking” PTL for the project. The Cyborg project supports all kinds of hardware acceleration for OpenS...
BigBug: Practical Concurrency Analysis for SDN, with Ahmed El-Hassany from ETH Zürich
August 01, 2017 03:35 - 32 minutes - 14.8 MBAhmed El-Hassany is a second-year Ph.D. student at ETH Zürich, who researches ways to make networks more programmable and to verify the correctness of programmable networks. I caught up with Ahmed at SOSR, the Symposium on SDN Research, where he presented BigBug: Practical Concurrency Analysis for SDN, a paper that he authored along with Roman May, Laurent Vanbever, and Martin Vechev. The paper's abstract is: By operating in highly asynchronous...
Control and Management Plane for IO Modules, with Fulvio Risso from Politecnico di Torino
July 09, 2017 18:27 - 48 minutes - 44.7 MBFulvio Risso is an associate professor at Politecnico di Torino in Turin, Italy. His research is in the area of high-speed (10+ Gbps) packet processing and especially in programmable networks. This interview was prompted by Fulvio's presentation “A Control and Management Plane for IO Modules” at the IO Visor Summit held on Feb. 27 in Mountain View (see Quentin Monnet's excellent summary of the summit for more information). The episode begin...
New Approach to OVN Datapath Performance, with Jun Xiao from CloudNetEngine
June 12, 2017 05:26 - 30 minutes - 28.2 MBJun Xiao is the founder and CTO of CloudNetEngine, which is focused on innovating a next generation “engine” for cloud virtual networking. He has over 15 years experience in VMware, Huawei, Lucent, Sun Microsystem, and other companies. His system design experience ranges from low-level device drivers and network stacks to middleware and distributed systems. This episode is a talk that Jun gave at OpenStack Boston during the Open vSwitch Open Sour...
Baker: Scaling OVN with Kubernetes API Server, with Han Zhou from eBay
June 11, 2017 22:34 - 22 minutes - 20.7 MBHan Zhou is an architect working on highly scalable and reliable SDN solutions for eBay's cloud infrastructure. He is an active contributor in OpenStack and OVS/OVN. Before eBay, he has been working in networking area for more than 10 years in Cisco and Nokia. This episode is a talk that Han gave at OpenStack Boston during the Open vSwitch Open Source Day on May 10, with the following abstract: Han presents “Baker,” a new approach used by eBay t...
OVN Support for Multiple Gateways and IPv6, with Russell Bryant and Numan Siddique from Red Hat
June 11, 2017 18:17 - 29 minutes - 26.7 MBRussell Bryant is a Senior Principal Software Engineer at Red Hat, Inc. He was on the OpenStack Technical Committee from Fall 2012 until Fall 2016 and was elected to serve on the OpenStack Foundation Board of Directors in 2015, 2016, and 2017. Russell has been contributing to the development of OpenStack since the Fall of 2011. His most significant contributions around OpenStack have been to Nova and most recently Neutron and OVN. Russell is also...
OpenStack Performance with OVS-DPDK for NFV and Connection Tracking, with Sugesh Chandran and Bhanuprakash Bodireddy from Intel
June 11, 2017 17:54 - 50 minutes - 45.8 MBSugesh Chandran is a network software engineer with Intel. His work is primarily focused on accelerated software switching solutions in user space running on Intel architecture. His contributions to Open vSwitch with DPDK include tunneling acceleration and enabling hardware acceleration. Before joining Intel, he has been involved in developing features for Cisco and Procurve switching products. Bhanuprakash is a software engineer at Intel Corpor...
Lightning Talks, with Joe Stringer from VMware and Yusuke Tatsumi from Yahoo! JAPAN
May 20, 2017 22:05 - 16 minutes - 15.5 MBThis episode is a series of 3 lightning talks given at OpenStack Boston during the Open vSwitch Open Source Day on May 10. The first speaker is Joe Stringer, a developer at VMware who works on Open vSwitch. The title of his talk, which starts at 1:03, is “Deploying an OVS-based feature switch in 5 minutes or less.” It consists of a demo showing how to quickly deploy the Faucet open source OpenFlow controller as a drop-in replacement for a network...
Deploying OVN on Windows with OpenStack and Kubernetes, with Alessandro Pilotti and Alin Balutoiu from Cloudbase Solutions
May 15, 2017 04:33 - 30 minutes - 27.5 MBAlessandro is CTO of Cloudbase Solutions, a company focused on cloud computing interoperability and the main contributor of all the OpenStack Windows and Hyper-V components in Nova, Neutron, Cinder, Ceilometer and Heat since the Folsom release. Alin is a developer at Cloudbase who describes himself as an Open Source enthusiast and a passionate Python developer at heart. Slides for this talk are available in PDF format. This episode is...
NetBricks: Taking the V out of NFV, with A. Panda from Berkeley
May 13, 2017 23:49 - 45 minutes - 41.2 MBPanda is a PhD candidate in the computer science department at the University of California, Berkeley. In this episode, we discuss the paper “NetBricks: Taking the V out of NFV,” by Panda, Sangjin Han, Keon Jang, Melvin Walls, Sylvia Ratnasamy, and Scott Shenker, which was published in OSDI 2016. The abstract for the paper is: The move from hardware middleboxes to software network functions, as advocated by NFV, has proven more challenging ...
NEAt: Network Error Auto-Correct, with Bingzhe Liu
May 01, 2017 04:07 - 21 minutes - 19.6 MBBingzhe Liu is a first-year PhD student at University of Illinois at Urbana-Champaign. In this episode, we discuss the paper “NEAt: Network Error Auto-Correct,” by Wenxuan Zhou, Jason Croft, Bingzhe Liu, and Matthew Caesar, which Bingzhe presented on April 4 at SOSR, the Symposium on SDN Research. The abstract for this paper is: Configuring and maintaining an enterprise network is a challenging and error-prone process. Administrators must of...
DevPulseCon, with Rupa Dachere from VMware
April 07, 2017 05:04 - 34 minutes - 31.8 MBThis episode's guest is Rupa Dachere, an engineer at VMware and the executive director and founder of CodeChix, a 501(c)3 charity dedicated to education, advocacy and mentoring of women engineers in industry and academia. Rupa founded CodeChix because she found that, regardless of where she worked in the computer industry, she was the only woman on the team, which led to difficulties in advancing and keeping up with technologies that continue to po...
OVSDB Configuration for Hardware VTEPs, with Chandra Appanna from Arista and Bruce Davie from VMware
March 31, 2017 15:54 - 50 minutes - 46.3 MBThis episode's guests are Bruce Davie, a vice president CTO for APJ at VMware, and Chandra Appanna, an engineer and manager at Arista, who are two of the designers of the Open vSwitch database schema that can be used to control VXLAN forwarding in top-of-rack switches, often called the OVSDB VTEP schema. The discussion in this episode is related to “A Database Approach to SDN Control Plane Design,” by Bruce Davie and several others, published...
DragonFlow, with Omer Anson from Huawei
March 16, 2017 02:28 - 29 minutes - 27.2 MBOmer Anson is a software developer at Huawei. I caught up with him at OpenStack Barcelona back in October to talk about the Dragonflow project, which is a distributed SDN controller for OpenStack Neutron that supports logical switching and routing and more advanced features. According to Omer, Dragonflow distinguishes itself from other Neutron drivers by aiming at scale. It intends to scale to thousands or even tens of thousands of compute nodes ...
The Evolution of OpenFlow, with Jean Tourrilhes from HPE Labs and Justin Pettit from VMware
March 02, 2017 02:53 - 53 minutes - 48.4 MBJean Tourrilhes is a networking researcher at HPE Labs who served as the chair of the Open Networking Foundation's OpenFlow standardization working group (the “extensibility” working group) from its inception until 2015. Justin Pettit, who was a founding employee at Nicira and who has continued to work at VMware since it acquired Nicira in 2012, was co-chair of the working group during the same period. Justin and Jean are two of the authors of “SD...