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.

What to expect from SD-WANs in 2019

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.

Dell EMC committed to networking, shares product and partnership plans

Dell EMC committed to networking, shares product and partnership plans

Tom Burns, senior VP and GM of Dell EMC Networking and Solutions, sheds some light on the company's diverse and broad networking portfolio.

Securing the IoT has become business-critical

Securing the IoT has become business-critical

Investments in IoT security can have significant positive business implications, a 
recent survey from DigiCert finds.

What is Transport Layer Security (TLS)?

What is Transport Layer Security (TLS)?

Transport Layer Security (TLS), a cryptographic protocol that provides end-to-end communications security over networks, including the internet, has been improved in TLS 1.3.

Which cloud performs better, AWS, Azure or Google?

Which cloud performs better, AWS, Azure or Google?

Performance varies widely among the big three cloud service providers – AWS, Google Cloud and Microsoft Azure – and their networks are a big reason why, a ThousandEyes study reveals.

Understanding mass data fragmentation

Understanding mass data fragmentation

Data is viewed as the primary source of fuel for digital transformation, but mass data fragmentation is holding companies back.

Why 802.11ax (Wi-Fi 6) is the next big thing in Wi-Fi

Why 802.11ax (Wi-Fi 6) is the next big thing in Wi-Fi

The 802.11ax specification finally brings a Wi-Fi standard to the network that supports everything we want to do with our wireless LANs.

5 criteria for application-aware SD-WANs

5 criteria for application-aware SD-WANs

SD-WANs are not a panacea to all application performance problems. An application-aware network adds the intelligence to the network to optimize all applications under all conditions.

DHCP defined and how it works

DHCP defined and how it works

Dynamic host configuration protocol simplifies and improves the accuracy of IP addressing but can raise security concerns

Businesses need better automation to regain control of their data centers

Businesses need better automation to regain control of their data centers

Data centers are an integral component of private and hybrid cloud strategies. Better automation can provide greater visibility and simplified operations.

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