Articles about software defined networks

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Big Switch takes big bet it can beat off big denial of service attacks

Big Switch Networks is taking aim at the kinds of IoT-based attacks that have rocked the Internet this year. Headlining its BigSecure Architecture release today is a service chaining solution the company's chief product officer Prashant Gandhi told Vulture South can scale up to deflect a terabit-scale attack in about ten …
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Linux Foundation whistles up 'Fido' for SDN, NFV

The Linux Foundation has kicked off a new collaboration designed to push open I/O closer to the metal, to squeeze higher performance out of the white-box world. Fd.io – which the outfit assures the world is pronounced “Fido” – builds on efforts like Intel's Data Plane Development Kit (DPDK). The other foundation technology …

Half of AT&T's networks are controlled by open-source SDN code

AT&T says it has replaced nearly half of the software in its vast operations with open-source software-defined networking (SDN) code. Speaking to developers just before this year's CES conference kicked off on Tuesday, technology and operations veep John Donovan dropped that figure as evidence that the operator's SDN strategy …

Big Switch Networks glues together physical and virtual networks

Big Switch Networks has announced its next major revision, with a focus on unifying the physical network and the virtual network. Speaking to El Reg ahead of the release, CMO Gregg Holzrichter says the next revision is designed to bring virtual networking into line with virtualisation and containers at the server level. …

White hat finds vulnerability in white box switches

Black Hat 2015 The Open Networking Install Environment (ONIE) provides a gateway for black hats to compromise software-defined network (SDN) environments, says a white hat presenter at this week's BlackHat USA 2015. The problem, according to Hellfire Security's Gregory Pickett, is that it's too easy for an attacker with root access to the …
Australian attorney general George Brandis by https://www.flickr.com/photos/cebitaus/ cc 2.0 attribution https://creativecommons.org/licenses/by/2.0/

Australian government demands signoff on telco network designs

Australia's attorney-general has dropped some new telecommunications legislation designed to drag carrier networks into the orbit of the nation's top legal officer. The plans, announced last week, would give the government power to demand information about carriers' networks and order changes to networks, with a civil …
International SDN demonstration network

OpenFlow busts out of the data centre with 15,000-route Pacific test

Last week, an international group of researchers and vendors demonstrated international carrier-scale software-defined networking (SDN), exchanging 15,000 routes across a trans-Pacific link. The partners – ESNet, switch vendor Corsa, the http://onosproject.org/ ONOS project, the Open Networking Foundation, AARnet and the CSIRO …
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ONOS to SDN world: here's our numbers, show us yours

The ONOS (Open Network Operating System) software defined networks project has shipped the second iteration of its code, and with it hopes to encourage the SDN controller sector to start publishing detailed performance metrics. Prajakta Joshi, director of products at ON.Lab, told The Register that while SDN is seeing strong …
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Brocade targets SDN planners in campus switch range refresh

Brocade has announced a new bunch of campus switches, and with them support for new software defined network (SDN) features and a nifty ability to mix different switches in the stack as if they were all the same kind. While the press release tries to grab the eye with stuff like port density and speeds-and-feeds, the Switch …

Avaya joins SDN club with ONA-nism

Avaya is the latest of the big names to drink the software-defined networks (SDN) Kool-Aid, launching its Open SDN Fx architecture on a waiting world. Along the way, the company is giving various open projects a kick along. Its SDN Fx Fabric Orchestrator Ethernet controller appliance offers northbound and southbound interfaces …
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Who's afraid of a virtual switch? Not big bad Brocade

The burgeoning market for bare-metal Ethernet switches isn't bothering Brocade, according to A/NZ senior director Gary Denman. Speaking to the media over a brace of start-of-year announcements, Denman said the bare-metal market, championed by Web giants like Facebook, remains a niche model. While Brocade is aware that …
cloud

OIF and ONF to co-operate on standards

The Optical Internetworking Forum (OIF) has started work on APIs for the software-defined networking era. The work is a follow-on from the joint meeting of OIF and the Open Networking Foundation (ONF) that identified what's missing in optical transport APIs to let user applications talk to the underlying network. The ultimate …
cloud

Extreme adds switches and partners

Extreme Networks has launched a quartet of switches and a management appliance, in what it says is an expansion of its software defined network (SDN) strategy. Back in June, the company launched its OpenStack SDN platform. That launch wrapped a bunch of API toolkits together with NetSight management and Purview optimisation …
FBNetworkdiagram

Facebook says vendor secrets forced it to homebrew switches

It's four months since Facebook first launched its Wedge switch and accompanying FBOSS operating system. Some forms of Wedge are in production and others are in testing, so El Reg decided to talk with Facebook's VP of network engineering, Najam Ahmad, to see where The Social Network is at with its software-defined networking ( …
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Japanese government pushes SDN out of data centre

The world's still getting a handle on what software defined networking (SDN) means for the data centre, but Japan would like to take it further. The nation's government is getting together with five of the country's big names in tech to work out what's needed to take SDN to the wide area. Members of the project include NEC, …
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Network giants want software-defined network standards

Software-defined networking (SDN), the concept that's so hot VMware spent $US1.05 billion buying market leader Nicira, is on the way to becoming a standard for telecommunications networks. SDN is the networking world’s equivalent of server virtualisation. The latter made it possible to treat a single physical server as several …
Simon Sharwood, 27 Nov 2012

Big Switch Networks stuffs $25m more down its trousers

Quasi-stealth virtual networking startup Big Switch Networks has bagged its second pile of cash from venture capitalists, who hope to rake in the big bucks from the software-defined networks (SDN) craze – particularly after they missed the money train that was Nicira, which server-virtualization juggernaut VMware shelled out $1. …

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