Network Infrastructure

Network hardware and physical appliances, such as routers, switches, gateways, hubs and bridges, serve as the vital foundation of network infrastructure. Common network protocols and more emergent network software also play major roles in any architecture. While networking has shifted to software-centric principles, see how traditional network infrastructure keeps pace.

August 31, 2022 31 Aug'22
VMware CEO reveals big changes amid multi-cloud shift

VMware plans to change products, strategic direction and marketing to keep up with customers rushing to deploy multi-cloud architectures.
August 18, 2022 18 Aug'22
Cisco earnings improve with easing supply shortage

Cisco expects component shortages to continue through fiscal 2023, holding revenue growth to between 4% and 6%. Component prices could ease after the current quarter.
July 12, 2022 12 Jul'22
Counterfeit scheme trafficked in $1 billion in Cisco gear

A Florida man has been charged with running a counterfeit operation that duped hospitals, schools, government agencies and the military.
July 11, 2022 11 Jul'22
Chinese vendor H3C introduces first Wi-Fi 7 router

The H3C Magic BE18000, powered by a Qualcomm chipset, offers several significant Wi-Fi 7 features, including multilink operation and 320 MHz of channel bandwidth.

Bring yourself up to speed with our introductory content

microsegmentation

Microsegmentation is a security technique that splits a network into definable zones and uses policies to dictate how data and applications within those zones can be accessed and controlled. Continue Reading
How to create and add an SPF record for email authentication

Learn how to create Sender Policy Framework records to list authenticated mail servers for an email domain to fight spam, phishing, email forgery and other malicious email. Continue Reading
How does SD-access work?

SD-access is a combination of two elements: SDN and the access edge. The result is a network with a centralized management system and improved security policies. Continue Reading

Weigh the pros and cons of technologies, products and projects you are considering.

How vendors support sustainable networking initiatives

Organizations are focusing on sustainability in all business divisions, including network operations. These tools could help organizations make their enterprise networks green. Continue Reading
5 factors that form the future of Wi-Fi

For businesses, mounting ownership costs, unrealistic performance expectations, client device chaos and competing technologies all play a role in the future of Wi-Fi. Continue Reading
What is network virtualization? Everything you need to know

Network virtualization is a method of combining the available resources in a network to consolidate multiple physical networks, divide a network into segments or create software networks between VMs. Continue Reading

Learn to apply best practices and optimize your operations.

How enterprise networks use WAN virtualization

SD-WAN is the most common form of WAN virtualization. But virtual WAN strategies are evolving to include software-defined perimeter and cloud concepts. Continue Reading
How to secure NetOps initiatives using Agile methodology

As more NetOps teams implement Agile methods, network and security testing must be part of a holistic approach that involves developers, networking and security teams working together. Continue Reading
5G Advanced features include accurate timing, AI support

5G Advanced is the latest specification of 5G. Some capabilities it can deliver include enhanced massive MIMO, enabling 5G with AI and accurate location positioning. Continue Reading

We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.

How AI and ML in Open RAN alleviates network complexity

Incorporating AI and ML into Open RAN networks could help MNOs simplify operations and deliver 5G enhanced capabilities of high bandwidth, low latency and quality of service. Continue Reading
DNS server troubleshooting for Linux and Windows

Steps in DNS server troubleshooting include checking the DNS status, looking at zone configurations and evaluating logs. Follow these best practices for Windows and Linux servers. Continue Reading
Learn to perform a DNS backup and restore

DNS outages cause connectivity issues that prevent basic tasks from executing properly. Understand how to perform a restore for a DNS zone, which is not always intuitive. Continue Reading