Articles about data networking

Transport Control Protocol

Microsoft tweaks TCP stack in Windows Server and Windows 10

Microsoft has announced it will add five new features – some experimental - to the TCP stack it will ship in Windows Server 2016 and the Anniversary Update to Windows 10. Redmond says the following five features will make it into its new TCP stack: TCP Fast Open (TFO) for zero RTT TCP connection setup. IETF RFC 7413 Initial …
Simon Sharwood, 20 Jul 2016
NICT's Daedelus security scanner

Application infrastructure under stress? Have you considered a philosophy transplant?

Research Are you struggling to keep your applications and networks stable, while everything around them changes? You’re not alone. Over 400 of you participated in a recent study by Freeform Dynamics and sponsored by Barracuda Networks. The results were chastening. There were a range of “escalating pressures”, ranging from the bugbears …
Team Register, 6 Jun 2014

Where do you stand on multi-function network appliances?

Best of breed versus integrated multi-function solutions – it’s a discussion that’s been going on in IT for about 3 decades. Whether the debates occur in the context of software suites, hardware/software appliances, or complete pre-engineered system stacks, there are always vigorous advocates arguing the case for each approach …
Dale Vile, 6 Jun 2014

Convergence as a new new thing

Feature Nearly 20 years ago I was technical editor of a weekly networking and telecoms newspaper. In those days the big word was “convergence” – at that time in the context of telephony and data coming together into a single network infrastructure and protocol set. Here we are in 2014, and that word is once again being bandied about – …
Dave Cartwright, 15 May 2014

Enabling the on-demand data centre with SDN

Interview The hybrid cloud is becoming a notable thing. Companies such as Microsoft are pushing visions like CloudOS while work patterns change to allow more flexibility in worker location. Traditional networks focused on situations where workers perform all duties on premises owned by the company. How will that change? I sat down with …
Trevor Pott, 7 Nov 2013
The Register breaking news

Telecoms band wants to drag White Space into the real world

A conglomerate of 23 telecoms organisations, including BSkyB and Indigo Telecom, have joined forces to make white space data networking a mainstream reality. The group, calling itself the Dynamic Spectrum Alliance, counts not only the usual universities and government-funded research labs amongst its membership, but also …
Bill Ray, 17 Jun 2013

Mellanox makes InfiniBand hay while the sun shines

If someone (that means you, Larry Ellison, and maybe you, Michael Dell, or maybe you, Ginni Rometty) was thinking about buying networking chip, switch, and adapter maker Mellanox Technologies, it is probably too late unless that certain someone wants to spend a whole lotta cash doing the deal. Mellanox just wrapped up its …
homeless man with sign

The Register primer on MPLS IP VPN

Multi-protocol Label Switching (MPLS) based virtual private networks (VPNs) have emerged as an affordable option for connecting medium-sized multi-site organisations. Very briefly, MPLS allows for much larger packets to be transferred with far less overhead than older standards such as Asynchronous Transfer Mode (ATM) and …
Team Register, 22 Sep 2009

Juniper Networks swings $4.5m loss in Q1

Juniper Networks swung a net loss of $4.5 million in its first quarter of 2009, as a hefty one-time tax charge mixed rather nastily with telcos cutting their network spending in the recession. Net income of -$4.5m in Juniper's three month quarter ended March 31 compared to a $110.4m gain in the same quarter last year. Not …
Austin Modine, 23 Apr 2009
globalisation

Cisco takes comfort in misery of others

Cisco Systems is to go on a shopping spree, accelerating its company-acquisition efforts at a time when the Meltdown has depressed equity values worldwide. Tech companies are a bargain these days. IBM, meanwhile, is unhappy that the Cisco networking giant has turned its attention to server blades - witness IBM's interest in …
Rik Myslewski, 6 Apr 2009
homeless man with sign

Mellanox enables server adaptor sharing

Mellanox has provided a way for servers to share Ethernet and Fibre Channel adapters slotted into a BridgeX product at the edge of an InfiniBand network. The Mellanox view of the world is that, currently, servers in enterprise and high-performance computing (HPC) data centres can have as many as three different adapter cards: …
Chris Mellor, 18 Feb 2009
The Register breaking news

IP security shortcomings unpicked

The UK's Centre for the Protection of National Infrastructure has completed a study on the TCP protocol that underpins intenet communications. The study is billed as the first comprehensive security assessment of the core protocol, but would actually better be described as a road map of where we are and a jumping-off point for …
John Leyden, 17 Feb 2009
fingers pointing at man

Terabit Ethernet possibilities

Researchers think they have opened the door to terabit per second Ethernet links using multiplexed 10Gbit/s data streams and small chalcogenide demux chips to demultiplex the 10 gig streams. An optical network cable can have lasers pumping multiple 10Gbit/s into different colours of the light spectrum and squirting them in …
Chris Mellor, 16 Feb 2009
channel

Big Blue boasts cloud drag-and-drop

In IBM's world, some clouds are public, and others are private. There's blue sky between them, but high-flying IBM engineers believe they can bring the two together. Inside its Silicon Valley Lab, an hour south of San Francisco, Big Blue is running a so-called "cloud management console" designed to seamlessly move application …
Cade Metz, 10 Feb 2009
vulture tv reporter

Brocade buys Foundry Networks for $3bn

Brocade is to acquire Foundry Networks for $3bn in cash and stock. The storage networking vendor has secured a $1.5bn debt facility from Bank of America and Morgan Stanley to grease the purchase. The company says the acquisition will be accretive to Brocade's non GAAP earnings in fiscal 2009. In other words, there are cost …
Drew Cullen, 22 Jul 2008
Handcuffs

UK prisoners offered data cabling training

UK lags will be offered training in networking skills in a bid to bridge the skills shortage in IT. The scheme to establish a vocational learning academy at Wandsworth prison, London will be delivered by Cisco and the HM Prisons Service. Cisco reckons one in five jobs in data and network cabling go unfilled, a shortfall …
John Leyden, 13 Jun 2008

Siemens shows 1Gbit/s over plastic fibre

Siemens researchers have demonstrated a data rate of 1Gbit/s over plastic optical fibre, a speed ten times higher than is possible with current products. Sebastian Randel, the Siemens project manager, said the team sent an IPTV signal at 1008Mbit/s over a 100m connection in the lab, without errors or any flickering on the TV …
Bryan Betts, 5 Jun 2007
graph up

IP networks create pain

CA World 2007: Increasing demands on IP networks mean IT managers are finding them increasingly difficult to manage and run. Businesses find it hard to get quick access to information on network problems, what impact they are having and how to fix them. A survey, sponsored by CA, found that although businesses run the majority of their …
John Oates, 23 Apr 2007

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