Data centre networking

HPE Aruba Networking expands distributed services switch platform

Leading network tech and services provider extends offer with distributed services switches, and expanded wired and wireless portfolio, to meet increasing AI and high-performance computing demands Continue Reading

By

• Joe O’Halloran, Computer Weekly

AI and networking: the two sides of the future infrastructures coin

Industry experts discuss how artificial intelligence is being used to support network management - and the growing requirements on networks to support AI. Continue Reading

By

• Joe O’Halloran, Computer Weekly

Gartner: VMware users face multi-hypervisor future

With two-thirds of organisations reportedly negative about Broadcom’s VMware licensing changes, Gartner analyst Michael Warrilow advises IT leaders of multi-year migrations and an inevitable shift towards multiple hypervisors Continue Reading

By

• Stephen Withers

What is the OSI model? The 7 layers of OSI explained

The OSI model (Open Systems Interconnection model) is a multilayered reference model that shows how computer systems and applications communicate over a network. Continue Reading

By

• Rahul Awati
• Andrew Froehlich, West Gate Networks
• Linda Rosencrance

Agentic AI to drive heavy infrastructure demands

As organisations begin to explore agentic AI, Dell’s Soo Mei May warns that scaling these intelligent systems will have higher compute, memory, storage and networking requirements, far exceeding those for generative AI Continue Reading

By

• Aaron Tan, Informa TechTarget

Tackling the UK’s cyber threats

In this week’s Computer Weekly, we report from the National Cyber Security Centre’s annual update on the state of UK security and examine the emerging threats. The chief data officer of Standard Chartered bank discusses preparing for artificial intelligence. We also look at the networking implications of GPU-based AI datacentres. Read the issue now. Continue Reading

Gartner: Considerations when using GPUs in the datacentre

Deploying artificial intelligence workloads that use graphics processing units in datacentres requires specific network hardware and optimisations Continue Reading

By

• Andrew Lerner

How AsiaPac transformed into a multicloud powerhouse

AsiaPac CEO Andrew Cheng outlines the company’s growth from a laptop PC distributor to a regional technology service provider known for its multicloud capabilities Continue Reading

By

• Aaron Tan, Informa TechTarget

Juniper doubles down on AI as HPE deal faces scrutiny

Juniper’s ANZ chief highlights strong enterprise adoption of the Mist networking platform, with AI-powered automation delivering cost savings and operational benefits for customers Continue Reading

By

• Stephen Withers

How AI workloads are reshaping datacentre design

At Gitex Asia 2025, industry leaders discuss how the computational demands of advanced AI models are forcing a rethink of datacentre power, cooling and networking infrastructure Continue Reading

By

• Aaron Tan, Informa TechTarget

Qwilt covers more than 2,000 edge cloud nodes across six continents

Distributed edge network technology provider claims milestone in Edge Cloud infrastructure through shift in how enterprises can deliver content and deploy latency-sensitive applications Continue Reading

By

• Joe O’Halloran, Computer Weekly

Nokia networking backbone firms up ResetData AI factory

Deployment of networking backbone to support immediate roll-out of Australia’s first sovereign and sustainable liquid immersion-cooled data centres looks to gain 75% reduction in energy consumption over previous generations Continue Reading

By

• Joe O’Halloran, Computer Weekly

Google Cloud, Juniper Networks accelerate enterprise campus deployment

AI-native networking platform to use Google’s Cloud WAN service to help accelerate new branch deployments, and offer simplified branch operations with security and agility Continue Reading

By

• Joe O’Halloran, Computer Weekly

What is a northbound interface/southbound interface?

A northbound interface (NBI) is an application programming interface (API) or protocol that allows a lower-level network component to communicate with a higher-level or more central component; conversely, a southbound interface (SBI) allows a higher-level component to send commands to lower-level network components. Continue Reading

By

• Rahul Awati
• Gavin Wright

Keysight introduces AI network architecture validation, optimisation tool

Tool designed to validate the network performance of AI workloads and system infrastructure by adjusting and optimising parameters Continue Reading

By

• Joe O’Halloran, Computer Weekly

DE-CIX launches neutral internet exchanges in São Paulo, Rio de Janeiro

DE-CIX opens two internet exchanges, partnering with datacentre operators Equinix, Elea and Ascenty to boost enterprise connectivity, and connect to 60 locations and over datacentres in 600 cities Continue Reading

By

• Joe O’Halloran, Computer Weekly

Digital Realty enters Indonesia through joint venture

New joint venture, Digital Realty Bersama, will develop and operate datacentres across Indonesia to meet the increasing demand for digital infrastructure in Southeast Asia’s biggest economy Continue Reading

By

• Aaron Tan, Informa TechTarget

Hetzner enhances datacentre core network infrastructure

Hosting company taps tech provider to futureproof datacentre and core network infrastructure to support growing digital demands with architecture supporting 400G and 800G interconnectivity Continue Reading

By

• Joe O’Halloran, Computer Weekly

Microsoft, DE-CIX plot MAPS for SaaS enterprise connectivity

Noting that 82% of enterprises underestimate the lagging effect of packet loss on the performance of SaaS applications, global internet exchange operator and IT behemoth partner to optimise cloud connectivity Continue Reading

By

• Joe O’Halloran, Computer Weekly

YouFibre takes 400G connectivity option at Manchester internet exchange

Independent full-fibre broadband provider becomes first ISP to take a 400G port at the London Internet Exchange’s regional interconnection hub in Manchester Continue Reading

By

• Joe O’Halloran, Computer Weekly

2024: the year misconfigurations exposed digital vulnerabilities

Small configuration errors cascaded into major outages during 2024. Mike Hicks, from Cisco ThousandEyes, propounds techniques to defend digital resilience against tales of the unexpected Continue Reading

By

• Mike Hicks

What is Telnet?

Telnet is a network protocol used to remotely access a computer for a text-based communication channel between two machines. Continue Reading

By

• Gavin Wright
• Laura Fitzgibbons

AWS boosts telco cloud offerings with new Outposts

Amazon Web Services debuts new Outposts racks and servers that extend its infrastructure to the edge to support network intensive workloads and cloud radio access applications Continue Reading

By

• Stephen Withers

Quantum innovation balances on commercial tightrope

While there is plenty of innovation in quantum technology, the industry needs greater collaboration to develop commercially viable systems Continue Reading

By

• Cliff Saran, Managing Editor

EY: Industrial companies worldwide stunted in emerging technology use

Businesses globally are spending more on emerging technologies year-on-year, but struggle to expand experimental use cases, finds EY’s sixth annual Reimagining Industry Futures study Continue Reading

By

• Brian McKenna, Enterprise Applications Editor

Cisco Live EMEA: Network supplier tightens AI embrace

At its annual EMEA show, Cisco tech leadership unveiled a raft of new products, services and features designed to help customers do more with artificial intelligence Continue Reading

By

• Alex Scroxton, Security Editor

IT supplier helps address ‘overwhelming’ volumes of data from space

CGI is building on its decade-long relationship with the European Space Agency, and as more and more satellites entering orbit, its role in processing data is not set to diminish Continue Reading

By

• Karl Flinders, Chief reporter and senior editor EMEA

E&, DE-CIX create Middle East SmartHub internet exchange

Middle East telco partners with internet exchange operator to boost regional datacentre connectivity, with Fujairah hosting largest submarine cable landing station and new locations for Dubai Continue Reading

By

• Joe O’Halloran, Computer Weekly

AI readiness stalls in APAC

Despite significant investment in AI, only 15% of organisations in Asia-Pacific are ready to deploy the technology today, according to Cisco’s latest regional AI readiness survey Continue Reading

By

• Stephen Withers

IOWN furthers pace of next-gen optical net development

Next-gen networking project reveals proof of concepts encompassing transforming infrastructure through innovations centred on an APN, spatial experiences with communication technologies, real-time, long-distance connectivity in manufacturing and photonics Continue Reading

By

• Joe O’Halloran, Computer Weekly

How AI is impacting global connectivity

Jürgen Hatheier, international CTO of Ciena, discusses the role of connectivity in the age of artificial intelligence and how the company is helping service providers navigate this transformative period Continue Reading

By

• Aaron Tan, Informa TechTarget

What is a MAC address and how do I find it?

A MAC address (media access control address) is a 12-digit hexadecimal number assigned to each device connected to the network. Continue Reading

By

• Kinza Yasar, Technical Writer

How Infoblox is tackling multicloud complexity and boosting security

Infoblox CEO Scott Harrell discusses the company’s new Universal DDI service designed to address the growing challenges of managing network security in hybrid IT environments Continue Reading

By

• Aaron Tan, Informa TechTarget

Foxconn and Nvidia to build Taiwan’s fastest supercomputer

The supercomputer, powered by Nvidia’s Blackwell architecture, will drive breakthroughs in cancer research, large language models and smart city initiatives Continue Reading

By

• Aaron Tan, Informa TechTarget

Powering Britain’s economy – datacentres gain in status

In this week’s Computer Weekly, the UK government has finally classified datacentres as critical national infrastructure – we ask, what took it so long? We assess the impact of the EU’s new energy efficiency rules on datacentre operators. And we discuss the power of information and diversity with the chief data officer at Legal & General. Read the issue now. Continue Reading

Rocketing AI demand sees Lumen light up custom networks division

Connectivity provider shakes up corporate structure in response to artificial intelligence economy changing business operations and companies recognising need for powerful network to manage unprecedented data flows and demand Continue Reading

By

• Joe O’Halloran, Computer Weekly

HPE Discover 2024: HPE, Nvidia team to accelerate GenAI revolution

Partnership on product and sales channels to feature what is described as first-of-its-kind turnkey, private-cloud AI service including sustainable accelerated computing with full lifecycle services to streamline time to value with AI Continue Reading

By

• Joe O’Halloran, Computer Weekly

Transmission Control Protocol (TCP)

Transmission Control Protocol (TCP) is a standard protocol on the internet that ensures the reliable transmission of data between devices on a network. Continue Reading

By

• Kinza Yasar, Technical Writer
• Ben Lutkevich, Site Editor

Link Layer Discovery Protocol (LLDP)

The Link Layer Discovery Protocol (LLDP) is an open and extendable part of the Internet Protocol Suite, commonly known as TCP/IP, used in the IEEE 802.1AB standard to advertise a device's identity and abilities to other connected devices within the same network. Continue Reading

By

• Rahul Awati

Nvidia sees massive datacentre compute growth, says networking is next

After posting revenues of $19.4bn in its datacentre business, Nvidia is now looking to revolutionise ethernet interconnects Continue Reading

By

• Cliff Saran, Managing Editor

AI set to improve network operational efficiency by 40% or more

Study of telecom and IT engineers exploring artificial intelligence’s impact on the network sees almost universal belief in need to upgrade fibre-optic networks to support more AI traffic Continue Reading

By

• Joe O’Halloran, Computer Weekly

Virgin Media Business Wholesale connects MA5 datacentre with new fibre

Virgin Media Business Wholesale marks next phase of ongoing high bandwidth upgrade programme, setting out to deliver faster and more accurate provisioning at strategic sites throughout the UK Continue Reading

By

• Joe O’Halloran, Computer Weekly

IBM enhances network IT automation capabilities with Pliant acquisition

Tech giant makes strategic purchase to further boost software networking capabilities, offering customers the tools to enable network infrastructure observability, connectivity, control and automation across hybrid cloud environments Continue Reading

By

• Joe O’Halloran, Computer Weekly

Singtel to host Vultr’s GPU workloads in AI datacentres

Vultr users will be able to deploy large-scale clusters of Nvidia H100 GPUs in Vultr’s Singapore region hosted in Singtel’s AI datacentres by the third quarter this year Continue Reading

By

• Aaron Tan, Informa TechTarget

Digital experience becomes new boardroom metric

Networking technology and services giant outlines new paradigm in experience economy, where next generation of chief digital officers demand unified understanding of every component of networked applications Continue Reading

By

• Joe O’Halloran, Computer Weekly

Juniper claims first AI-native networking platform

AIOps and virtual network assistant expanded with first integrated digital experience twinning and end-to-end insight across campus, branch and data centre infrastructures to drive more speed, scale and value Continue Reading

By

• Joe O’Halloran, Computer Weekly

Digital Realty opens datacentre in Chennai

Datacentre developed through joint venture will support high-density power requirements and tap Jio’s connectivity infrastructure across India Continue Reading

By

• Aaron Tan, Informa TechTarget

HPE nabs Juniper Networks in $14bn deal to boost networking

The two companies position the combined business as a major force in enterprise and datacentre networking Continue Reading

By

• Cliff Saran, Managing Editor

Inside the Met Police’s investigation into EncroChat crime gangs

The Met’s senior investigating officer responsible for investigating criminals using the EncroChat encrypted phone network tells the inside story of the UK’s biggest organised crime bust in a BBC podcast series released this week Continue Reading

By

• Bill Goodwin, Computer Weekly

Inside the Singapore government’s cloud journey

The Smart Nation Group’s chief digital technology officer outlines the government’s cloud journey, including its approach to cloud migration and how it came to host mission-critical workloads on AWS Continue Reading

By

• Aaron Tan, Informa TechTarget

APAC organisations warm to microsegmentation

Nearly two-thirds of organisations in the APAC region see microsegmentation as a way to protect their IT assets, but lack the skills to deploy the technology Continue Reading

By

• Aaron Tan, Informa TechTarget

An introduction to cloud network architecture

Enterprises have three main options when it comes to cloud network architecture: Use built-in CSP tools, buy virtual networking appliances or use a multi-cloud management platform. Continue Reading

By

• Andrew Froehlich, West Gate Networks

Generic Routing Encapsulation (GRE)

Generic Routing Encapsulation (GRE) is a protocol that encapsulates packets in order to route various protocols over Internet Protocol (IP) networks. Continue Reading

By

• Rahul Awati
• Tessa Parmenter, Contributor
• Lisa Phifer, Core Competence

Verizon advances fibre technology for increased speed, reliability and capacity

Increasing its bet on fibre not only in the fixed domain but also as backhaul for wireless networks, communications provider reveals trial showing 1.2Tbps transport of data across a single wavelength on its live metro network Continue Reading

By

• Joe O’Halloran, Computer Weekly

data plane

The data plane -- sometimes known as the user plane, forwarding plane, carrier plane or bearer plane -- is the part of a network that carries user traffic. Continue Reading

By

• Rahul Awati

Neos Networks expands fibre net with London, Manchester datacentre estates

UK connectivity provider brings Telehouse South and Equinix MA5 on-net to its commercial datacentre, offering reliable, resilient and secure connectivity to UK financial services hub Continue Reading

By

• Joe O’Halloran, Computer Weekly

BT stitches multi-cloud with Global Fabric

UK’s leading telco unveils network-as-a-service offering designed to enable customers to boost cost, security and sustainability while optimising application performance and user experience Continue Reading

By

• Joe O’Halloran, Computer Weekly

Ogi, brsk further UK altnet charge

Independent providers cover south of Wales and northwest of England, celebrate full-fibre deployment milestones Continue Reading

By

• Joe O’Halloran, Computer Weekly

Singtel NaaS offering to ease hybrid network management

Singtel CUBΣ is touted to make it easier for enterprises to manage, scale and automate deployment of networking resources in a hybrid network environment Continue Reading

By

• Aaron Tan, Informa TechTarget

How Google is priming its infrastructure for the AI wave

The technology giant is integrating purpose-built hardware with an optimised software stack to meet the heightened computational demands of next-generation AI workloads Continue Reading

By

• Aaron Tan, Informa TechTarget

New revelations from the Snowden archive surface

A decade after Snowden exposed NSA’s mass surveillance in cooperation with the British GCHQ, only about 1% of the documents have been published – but three major facts can finally be revealed thanks to a doctoral thesis in applied cryptography by Jacob Appelbaum Continue Reading

By

• Stefania Maurizi

network fabric

'Network fabric' is a general term used to describe underlying data network infrastructure as a whole. Continue Reading

By

• Gavin Wright

How Maxeon is forging the path to SASE

Maxeon Solar Technologies is building out its security service edge capabilities with an eye on a SASE implementation that combines best of breed offerings from different suppliers Continue Reading

By

• Aaron Tan, Informa TechTarget

How STT GDC is cracking the Philippines datacentre market

The joint venture formed by ST Telemedia Global Data Centres, Globe and Ayala Corporation is building its largest datacentre in the Philippines among other efforts to meet the needs of an underserved market Continue Reading

By

• Aaron Tan, Informa TechTarget

logical network

A logical network is a software-defined network topology or routing that is often different than the physical network. Continue Reading

By

• Gavin Wright

How to keep network costs affordable

In this week’s Computer Weekly, as demands for networking performance and speed increase, we examine how to keep a handle on costs. Chip makers are investing in PLC technology – the next generation of flash storage – but some think it won’t be worth the effort; we investigate. And we listen in as tech industry leaders and politicians discuss the regulation of AI. Read the issue now. Continue Reading

flow control

Flow control is a technique used to regulate data transfer between computers or other nodes in a network. Continue Reading

By

• Robert Sheldon

Network Configuration Protocol (NETCONF)

The Network Configuration Protocol (NETCONF) is an Internet Engineering Task Force (IETF) network management protocol that provides a secure mechanism for installing, manipulating and deleting the configuration data on a network device such as a firewall, router or switch. Continue Reading

By

• Robert Sheldon

RS-232C

RS-232C is one of the earlier versions of the long-established standard RS-232, which defines a physical interface for relatively low-speed serial data communication between computers and related devices. Continue Reading

By

• Robert Sheldon

IT leaders missing vital connection between enterprise network and employee experience

Survey reveals that despite the rise of hybrid and remote working, and as digitisation demands increase, companies are struggling to connect their employees to the enterprise network Continue Reading

By

• Joe O’Halloran, Computer Weekly

Microsoft, Singtel debut Azure public MEC in Singapore

Azure public multi-access edge compute service will let enterprises deploy low-latency workloads and leverage public cloud services in edge locations Continue Reading

By

• Aaron Tan, Informa TechTarget

Clos network

A Clos network is a type of nonblocking, multistage switching network used today in large-scale data center switching fabrics. Continue Reading

By

• Robert Sheldon
• Jessica Scarpati
• Tom Nolle, Andover Intel

transport layer

The transport layer is Layer 4 of the Open Systems Interconnection (OSI) communications model. It is responsible for ensuring that the data packets arrive accurately and reliably between sender and receiver. Continue Reading

By

• Gavin Wright
• Andrew Froehlich, West Gate Networks

session layer

The session layer is Layer 5 of the OSI communications model. It is the long-lived logical connection that persists between endpoints over time. Continue Reading

By

• Gavin Wright
• Andrew Froehlich, West Gate Networks

NDIS (Network Driver Interface Specification)

Network Driver Interface Specification (NDIS) is a Microsoft Windows specification for how communication protocol programs (such as TCP/IP) and network device drivers should communicate with each other. Continue Reading

By

• Andrew Zola

physical layer

The physical layer is the first and lowest layer of the Open Systems Interconnection (OSI) communications model. Continue Reading

By

• Alexander S. Gillis, Technical Writer and Editor
• Andrew Froehlich, West Gate Networks

ANZ CIOs flag priorities amid inflation concerns

CIOs in Australia and New Zealand are concerned about inflation and plan to adjust their technology priorities to optimise resources and combat cyber threats Continue Reading

By

• Stephen Withers

APAC buyer’s guide to SASE

In this buyer’s guide on secure access service edge services, we look at the benefits of the technology, key considerations and the market landscape Continue Reading

By

• Aaron Tan, Informa TechTarget

caching

Caching -- pronounced "cashing" -- is the process of storing data in a cache, which is a temporary storage area that facilitates faster access to data with the goal of improving application and system performance. Continue Reading

By

• Robert Sheldon

How Aruba is tapping opportunities in networking

Aruba is planning to expand its product portfolio, make deeper inroads into datacentres and drive adoption of network as a service, among other efforts to tap opportunities in the networking market Continue Reading

By

• Aaron Tan, Informa TechTarget

plane (in networking)

A plane is an integral component of telecommunications architecture and networks. Continue Reading

By

• Rahul Awati

Singapore’s met service to get new supercomputer

The Meteorological Service Singapore is getting a new Cray supercomputer to improve weather forecasting and tropical climate research Continue Reading

By

• Aaron Tan, Informa TechTarget

APAC organisations warm to cloud networking

Organisations in Asia-Pacific are getting up to speed with cloud networking services, even as they grapple with the challenges of managing a hybrid cloud environment. Continue Reading

CW APAC: Trend Watch: Cloud networking

Organisations are waking up to the importance of utilising updated cloud services. In this handbook, focused on cloud networking in the Asia-Pacific region, Computer Weekly looks at the technology’s advantages, how Cloudflare keeps its customers protected, Tata’s efforts to strengthen its offerings, and how networking and security might evolve in the future. Continue Reading

VMware CEO: Broadcom acquisition is on track

Raghu Raghuram claims VMware customers are getting more comfortable with the Broadcom acquisition while employees are ‘more or less focused’ on the job at hand Continue Reading

By

• Aaron Tan, Informa TechTarget

APAC organisations warm to cloud networking

Organisations in Asia-Pacific are getting up to speed with cloud networking services, even as they grapple with the challenges of managing a hybrid cloud environment Continue Reading

By

• Aaron Tan, Informa TechTarget

Vodafone upgrades global network with SDN for flexible scalability

Software-defined networking stack deployed on both IP and optical global internet network controllers Continue Reading

By

• Cliff Saran, Managing Editor

Automatic Private IP Addressing (APIPA)

Automatic Private IP Addressing (APIPA) is a feature of Windows-based OSes -- included since Windows 98 and Windows ME -- that enables a Dynamic Host Configuration Protocol client to automatically assign an IP address to itself when there's no DHCP server available to perform that function. Continue Reading

By

• Robert Sheldon

CW Europe: Russia escalates cyber war on Ukraine

Microsoft has given details of cyber attacks on Ukrainian civilian communications, nuclear safety authorities, and the exploitation of the destruction of Mariupol in a phishing campaign. Also read about a report on the European Artificial Intelligence Act that suggests a limited ban on predictive policing systems. Continue Reading

20 systemctl commands for system and service management

System and service management are vital to ensure customer satisfaction and service delivery. These systemctl commands can help ease those management tasks for admins. Continue Reading

By

• Damon Garn, Cogspinner Coaction

The role of network virtualization and SDN in data centers

SDN, zero trust and infrastructure as code are popular forms of network virtualization within the data center, moving away from manual VLANs toward policy-driven virtualization. Continue Reading

By

• John Burke, Nemertes Research

Networks are the intersection in a multi-cloud strategy

Enterprises interested in multi-cloud adoption should evaluate application requirements, cloud provider features and their legacy network architecture. Continue Reading

By

• Jennifer English, Editorial Director

Attackers enlist cloud providers in large HTTPS DDoS hit

A recent large-scale DDoS incident shows how cyber criminals are switching up their tactics to conduct more sophisticated attacks Continue Reading

By

• Alex Scroxton, Security Editor

Competitive pricing, network monitoring drive SD-WAN selection

Research reveals competitive pricing and monitoring features rank highest in companies’ software-defined wide area networking SD-WAN supplier selection, while WAN optimisation and standardisation rank lowest Continue Reading

By

• Joe O’Halloran, Computer Weekly

Undersea cable market steams ahead in Africa and Middle East

Twofold capacity increase supports East Africa’s digital transformation as work continues on Equiano subsea cable linking Africa to Europe Continue Reading

By

• Joe O’Halloran, Computer Weekly

Virgin Media Business Wholesale brings dark fibre, managed services capacity to south Wales

Major fibre upgrade by wholesale arm of UK cable provider more than doubles capacity across Wales to support demand from wholesale partners, ensuring shorter delivery times for customer projects Continue Reading

By

• Joe O’Halloran, Computer Weekly

How to beat the heat: What can datacentre operators do to meet emissions targets?

With new mandates around sustainability proliferating, datacentres must find ways to meet their environmental goals while remaining competitive and meeting customer service-level expectations Continue Reading

By

• Fleur Doidge

Lawyers say ‘unprecedented’ secrecy deprived EncroChat defendants of fair trials

Lawyers from seven countries say it is impossible for their clients to challenge the accuracy, authenticity, reliability and legality of the evidence against them Continue Reading

By

• Bill Goodwin, Computer Weekly

Singtel adds Azure Edge Zones to MEC platform

Azure customers will be able to leverage existing Azure subscriptions in Singtel’s new MEC offering and use the Azure portal to deploy 5G applications at the edge Continue Reading

By

• Aaron Tan, Informa TechTarget

French Supreme Court raises constitutional questions over EncroChat hacking secrecy

Conseil Constitutionnel to decide whether ‘defence secrecy’ over state EncroChat cryptophone hacking breaches French constitution Continue Reading

By

• Bill Goodwin, Computer Weekly