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Weekly internet health check, US and worldwide

ThousandEyes, which tracks internet and cloud traffic, provides Network World with weekly updates on the performance of three categories of service provider: ISP, cloud provider, UCaaS.


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Lenovo extends TruScale as-a-service model to its entire portfolio

Everything Lenovo sells, from devices to servers, is now a part of the consumption-based, pay-as-you-go model.


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How to add virtual-machine drive space in Microsoft Server Hyper-V

Adding more disk space to virtual machines is important to keep systems running properly and can be accomplished using Microsoft Server Hyper-V with either Hyper-V Manager or Failover Cluster Manager.


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Looking at your Linux system's network interface with ethtool

The ethtool utility provides information about your network-driver and interface-card settings, including speed, whether the interface uses auto-negotiation, and whether it runs in half- or full-duplex mode.


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Tape backup as a defense vs. ransomware

Tape isn’t close to being the perfect backup, but it is pretty impervious to ransomware.


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Supermicro updates one-socket server line

The single-socket server used to be the lowest end of servers, but potent new chips are raising its value.


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Cisco forecasts a bright future for network, app, hybrid work technologies

In a wide-ranging Investor Day conference Cisco executives outlined what they described as a $900 billion total market of high-level technology targets the networking giant expects to be a dominant force in developing toward in the...


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Palo Alto shapes SASE package for hybrid enterprises

Palo Alto’s Prisma SASE brings together the company’s its core Prisma Access package with the company’s Prisma SD-WAN technology


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DHCP: How to work with user classes on Windows

'Scopes' and 'classes' of IP addresses can help to logically organize address ranges by users and devices within Windows DHCP Server.


Computerworld Tech Forecast 2017 - Hottest Tech Skills for 2017

What to expect from SASE certifications

Free and fee-based SASE certifications are cropping up from vendors including Cato Networks, Netskope and Versa Networks. Are they worth the effort?


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Juniper enables Mist to handle network-fabric management

Juniper offers support for EVPN-VXLAN campus-fabric networks that can be managed, controlled and streamlined by its Mist management service.


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IBM ships high-density tape drives based on lastest spec

IBM's Linear Tape-Open 9 (LTO-9) Ultrium magnetic tape drive promises greater density, performance and resiliency.


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Managing and monitoring swap space on Linux

Swap space can play an important role in system performance. Learn how to determine how much swap space your system has available and how much it's being used.


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Gartner: IT skills shortage hobbles cloud, edge, automation growth

IT executives have plans to invest in emerging technologies despite the challenge of finding IT pros with the right training.


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VMware CEO looks to accelerate enterprise multicloud expansion

After 100 days on the job, VMware CEO Raghu Raghuram says its upcoming split from Dell will give his company increased strategic, operational and financial flexibility.