Zeus Kerravala

Zeus Kerravala is the founder and principal analyst with ZK Research, and provides a mix of tactical advice to help his clients in the current business climate and long-term strategic advice. Kerravala provides research and advice to end-user IT and network managers, vendors of IT hardware, software and services and the financial community looking to invest in the companies that he covers.

Mist's AI-driven virtual assistant speeds up network troubleshooting

Mist's AI-driven virtual assistant speeds up network troubleshooting

Digital assistants using artificial intelligence will have a bigger impact as an IT support tool, as Mist Systems' virtual network assistant Marvis demonstrates.

Cloud adoption drives the evolution of application delivery controllers

Cloud adoption drives the evolution of application delivery controllers

Application delivery controllers (ADCs) are on the precipice of shifting from traditional hardware appliances to software form factors.

5G will augment Wi-Fi, not replace it

5G will augment Wi-Fi, not replace it

Jeff Lipton, vice president of strategy and corporate development at Aruba, adds a dose of reality to the 5G hype, discussing how it and Wi-Fi will work together.

Survey finds SD-WANs are hot, but satisfaction with telcos is not

Survey finds SD-WANs are hot, but satisfaction with telcos is not

A recent survey of over 400 IT executives by Cato Networks found that legacy telcos might be on the outside looking in for SD-WANs.

Online performance benchmarks all companies should try to achieve

Online performance benchmarks all companies should try to achieve

With digital performance more important than ever, companies must ensure their online performance meets customers’ needs. A new ThousandEyes report can help them determine that.

When it comes to uptime, not all cloud providers are created equal

When it comes to uptime, not all cloud providers are created equal

Cloud uptime is critical today, but vendor-provided data can be confusing. Here's an analysis of how AWS, Google Cloud and Microsoft Azure compare.

How to shop for enterprise firewalls

How to shop for enterprise firewalls

Performance, form factors, and automation capabilities are key considerations when choosing a next-generation firewall (NGFW).

When Wi-Fi is mission-critical, a mixed-channel architecture is the best option

When Wi-Fi is mission-critical, a mixed-channel architecture is the best option

Multi-channel is the norm for Wi-Fi today, but it’s not always the best choice. Single-channel and hybrid APs offer compelling alternatives when reliable Wi-Fi is a must.

How to determine if Wi-Fi 6 is right for you

How to determine if Wi-Fi 6 is right for you

Wi-Fi 6 is on the horizon. Follow these steps to determine if your business should upgrade to the new wireless standard and how to prepare.

Why Wi-Fi needs artificial intelligence

Why Wi-Fi needs artificial intelligence

Business Wi-Fi has grown in importance, and an artificial intelligence-based operational model is needed to keep up with increasing demands.

IoT security plans: 3 things you must include

IoT security plans: 3 things you must include

For Internet of Things (IoT) implementations to succeed, network and security professionals need to create an IoT security roadmap that includes these three things.

What is Linux? The open-source operating system that's changing the world

What is Linux? The open-source operating system that's changing the world

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

SD-WAN creates new security challenges

SD-WAN creates new security challenges

Security is one of the top concerns of organizations deploying an SD-WAN. Fortinet’s John Maddison explains what the SD-WAN security challenges are and how to address them.

Build security into your IoT plan or risk attack

Build security into your IoT plan or risk attack

There’s huge potential with the IoT, but security must be built into a company’s plan and not tacked on at the end.

Wi-Fi 6 with OFDMA opens a world of new wireless possibilities

Wi-Fi 6 with OFDMA opens a world of new wireless possibilities

Wi-Fi 6 is loaded with new features, but the most important is OFDMA, which provides high throughput and a more efficient network.

Network management must evolve in order to scale container deployments

Network management must evolve in order to scale container deployments

Containers are coming, and network professionals need to switch to telemetry-based management tools.

Want to use AI and machine learning? You need the right infrastructure

Want to use AI and machine learning? You need the right infrastructure

IT is being tasked with supporting artificial intelligence and machine learning initiatives, which requires thinking broadly about infrastructure needs today and tomorrow.

What to expect from SD-WANs in 2019

What to expect from SD-WANs in 2019

SD-WAN matures, moving out of the early-adopter phase and into the mainstream. That means big changes ahead for the market.

Visibility plays critical role in a successful SD-WAN deployment

Visibility plays critical role in a successful SD-WAN deployment

LiveAction’s president and CEO, Brooks Borcherding, explains how network visibility can overcome some of the challenges associated with migrating to an SD-WAN.

Mass data fragmentation requires a storage rethink

Mass data fragmentation requires a storage rethink

A fresh approach to secondary storage is required to solve the growing mass data fragmentation (MDF) problem.

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