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How to shop for CDN services

Five questions to ask to get the right content delivery network for your organization

Survey: Cloud monitoring, management tools come up short

Cost and complexity are the top shortcomings of tools enterprises need for monitoring and managing their cloud services, according to Enterprise Management Associates.

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Blockchain marches steadily into global financial transaction networks

SWIFT, which runs the world's largest payments messaging network, announced plans to test blockchain as a method of allowing shareholders of financial services clients to cast votes electronically.

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Global blockchain spending to hit $12.4B by 2022; finance sector leads growth

Blockchain spending is now expected to reach $12.4 billion within three years, according to IDC, with the U.S. spending more on the distributed ledger technology than any other region of the world.

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Foldable phones and 5G: Highlights from Mobile World Congress 2019 | TECH(talk)

This year's MWC was mainly about 5G networking. And foldable phones. In fact, it was the foldables that stole the show, according to PC World's Michael Simon. He and Computerworld Executive Editor Ken Mingis chew over both topics in...

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Cisco uncorks 26 security patches for switches, firewalls

Cisco is patching holes in software for Nexus 3000, 3500, 7000, 9000 switches and for Firepower 4100 Series next-generation firewall and Firepower 9300 security appliance.

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Is Cisco's CCIE certificate relevant anymore?

The Cisco Certified Internetwork Experts (CCIE) certification is a career pinnacle for many network professionals. But not everyone thinks it's worth the investment in time and money.

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VMware preps milestone NSX release for enterprise-cloud push

VMware's NSX-T 2.4 includes network-configuration automation, management and security among 100 new features to better support corporate hybrid and multi-cloud environments.

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What is Linux? Everything you need to know about the open-source operating system

Linux has long been the basis of commercial networking devices, but now it's a mainstay of enterprise infrastructure.

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Cisco warns on HyperFlex security vulnerabilities

Weaknesses in Cisco's HyperFlex hyperconverged data-center gear could allow command-injection exploits.

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Wi-Fi 6, 5G play big in Cisco’s mobile forecast

Cisco: By 2022, mobile will represent nearly 20 percent of all global IP traffic, fueled in part by the Internet of Things.

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Cisco pushes silicon photonics for enterprise, webscale networking

Cisco closed its deal to buy optical-semiconductor firm Luxtera, bringing it the advanced optical technology customers will need for future data-center and webscale networks.

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Coming soon: On-premises 5G gear for enterprises

As 5G networks become a reality, vendors including D-Link, Inseego, Netgear and Samsung are readying 5G gateways, routers and mobile hotspots

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What is hyperconvergence?

Hyperconvergence aims to simplify data center operations by combining compute, storage and networking in a single system. Enterprises can choose an integrated HCI appliance from a single vendor, or hardware-agnostic hyperconvergence...

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Cisco goes after industrial IoT

Cisco has rolled out a new family of Catalyst switches, software, developer tools and blueprints to meld IoT and industrial networking with intent-based networking and classic IT security, monitoring and application development...

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Cisco serves up flexible data-center options

Cisco is significantly spreading its data-center technology to help customers grow and control hybrid, multicloud or hyperconverged edge environments.

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What is a firewall? How they work and how they fit into enterprise security

Network firewalls were created as the primary perimeter defense for most organizations, but since its creation the technology has spawned many iterations: proxy, stateful, Web app, next-generation that are explained here.

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Cisco patches serious SD-WAN software security holes

Cisco has patched security vulnerabilities in four packages of SD-WAN Solution software that address buffer overflow and other vulnerabilities.

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