Josh Fruhlinger

Josh Fruhlinger is a writer and editor who lives in Los Angeles.

What is NAS (network-attached storage) and how does it work?

802.1X: What you need to know about this LAN-authentication standard

802.1X: What you need to know about this LAN-authentication standard

The IEEE 802.1X standard integrates enterprise authentication into wired or wireless LANs.

What is a WAN? Wide-area network definition and examples

What is a WAN? Wide-area network definition and examples

WANs connect smaller networks across long distances, and their architecture, protocols and technologies have evolved to their latest incarnation, SD-WAN.

What are data centers? How they work and how they are changing in size and scope

What are data centers? How they work and how they are changing in size and scope

The future of data centers will rely on cloud, hyperconverged infrastructure and more powerful devices.

What is an IP address? And what is your IP address?

What is an IP address? And what is your IP address?

IP addresses give devices on IP networks their own identities so they can find each other.

What is DNS and how does it work?

What is DNS and how does it work?

The Domain Name System resolves the names of internet sites with their underlying IP addresses adding efficiency and even security in the process.

What is IPv6, and why aren’t we there yet?

What is IPv6, and why aren’t we there yet?

IPv6 has been in the works since 1998 to address the shortfall of IP addresses available under Ipv4, yet despite its efficiency and security advantages, adoption is still slow.

What is IoT? The internet of things explained

What is IoT? The internet of things explained

The internet of things (IoT) is a network of connected smart devices providing rich data, but it can also be a security nightmare.

High-performance computing as a service: What you need to know

High-performance computing as a service: What you need to know

HPC services can be a way to meet expanding supercomputing needs, but depending on the use case, they’re not necessarily better than on-premises supercomputers.

Beamforming explained: How it makes wireless communication faster

Beamforming explained: How it makes wireless communication faster

Beamforming uses the science of electromagnetic interference to make Wi-Fi and 5G connections more precise.

What is 5G? Fast wireless technology for enterprises and phones

What is 5G? Fast wireless technology for enterprises and phones

5G networks will boost wireless throughput by a factor of 10 and may replace wired broadband. But when will they be available, and why are 5G and IoT so linked together?

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.

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