Networking: Page

Open RAN architecture gives operators options, challenges

Open RAN architecture could give telecom operators more flexibility as they deliver enterprise-grade 5G services. But making the RAN a virtual function takes careful planning.

By Lee Doyle • Feb. 25, 2021

radio frequency (RF, rf)

Radio frequency (RF) is a measurement representing the oscillation rate of electromagnetic radiation spectrum, or electromagnetic radio waves, from frequencies ranging from 300 GHz to as low as 9 kHz.

By Jessica Scarpati • Feb. 25, 2021

Juniper adds Mist AIOps to its 128 Technology-based SD-WAN

Juniper has brought Mist's cloud-based analytics to the 128 Technology SD-WAN that the company acquired late last year. Juniper also launched Mist integration with the SRX gateway.

By Antone Gonsalves • Feb. 24, 2021

metropolitan area network (MAN)

A metropolitan area network (MAN) is a computer network that is larger than a single building local area network (LAN) but is located in a single geographic area that is smaller than a wide area network (WAN).

By Gavin Wright • Feb. 24, 2021

3 SASE case studies exploring real-world deployments

Three case studies demonstrate how SASE technology helps organizations securely connect geographically distributed workforces.

By Alissa Irei • Feb. 23, 2021

Future of NOC transformation unifies IT teams

NOC transformation could lead to unified IT operations with cross-domain teams, but not all enterprises need radical change when smaller upgrades and modernization do the job.

By Jennifer English • Feb. 23, 2021

How to build a private 5G business case

As you build a private 5G business case, be sure to include private 5G's benefits and challenges, as well as how to prove its ROI. Here's everything you need to know.

By Andrew Froehlich • Feb. 22, 2021

News briefs: Cisco investigates embezzlement scheme in China

Cisco has started an investigation of employees in China who allegedly made payments to workers at state-owned enterprises. Cisco disclosed the probe in an SEC filing.

By Antone Gonsalves • Feb. 19, 2021

Palo Alto to buy Checkov creator, Bridgecrew

Palo Alto said it will acquire Bridgecrew, the developer of the static code analysis tool Checkov. DevOps teams use the open source tool to build cloud applications.

By Antone Gonsalves • Feb. 17, 2021

10 best IT certs for beginners

Certifications and courses from companies including CompTIA, AWS, Microsoft, Cisco and Oracle can provide a solid foundation when beginning to pursue a career in IT.

By Steve Zurier • Feb. 17, 2021

7 steps for a network and IT security foundation

Enterprises should make it a habit to review their IT security systems, following steps that include network segmentation, multifactor authentication and security education.

By Terry Slattery • Feb. 16, 2021

DevNet vs. CCNA: What’s the difference?

While CCNA certification concentrates on foundational network engineering knowledge, DevNet certification focuses on modern networking concepts, like automation and software.

By Teren Bryson • Feb. 12, 2021

SASE market emerges and grows as the ‘wave of the future’

Secure Access Service Edge is the latest technology to garner industry buzz in networking and security. Although it's still relatively new, the technology is making waves.

By Jennifer English • Feb. 12, 2021

Cisco expects revenue to grow as people return to offices

Cisco forecasts revenue growth between 3.5% and 5.5% this quarter, driven by increased sales of wireless networking products and video conferencing hardware and software.

By Antone Gonsalves • Feb. 10, 2021

How to secure remote access for WFH employees in 4 steps

The global pandemic caused mayhem on network security environments. Enterprises need to bring rigor back to their systems and tighten security for remote workers.

By John Cavanaugh • Feb. 8, 2021

News briefs: Dell, partners to deliver OneBox MEC

OneBox MEC is a 5G-enabled mobile edge computing platform. The hardware will contain turnkey technology for deploying a private 5G network and application services.

By News Staff • Feb. 5, 2021

Arista launches zero-trust security with a Forescout option

Arista's zero-trust security framework segments devices into groups and sets policies for network access. Forescout integration is available for dynamic device identification.

By Antone Gonsalves • Feb. 4, 2021

An overview of 3GPP 5G releases and what each one means

3GPP has standardized features and specifications for all cellular technology generations since 3G. Learn about 3GPP's 5G timeline and notable features each 5G release introduces.

By Michaela Goss • Feb. 4, 2021

Weighing the advantages of private 5G vs. carrier 5G

Considering private 5G vs. carrier 5G for your interior networking? No single option fits all, but here are some factors you should consider.

By John Burke • Feb. 3, 2021

SASE hype includes SD-WAN, but does it need to?

Much of the hype around Secure Access Service Edge features the importance of SD-WAN with SASE, but do the two need each other to thrive? Research says probably not.

By Andrew Froehlich • Feb. 2, 2021

How to monitor home network traffic for added security

When addressing home network monitoring, track all connected devices, and take advantage of open source tools, like packet capture, to sniff out malicious traffic.

By Amy DeCarlo • Feb. 1, 2021

The tradeoffs and cost of network redundancy

Network redundancy costs vary depending on enterprise use cases, but the determining tradeoff usually depends on how long a company can sustain network downtime.

By David Jacobs • Feb. 1, 2021

Cisco adds lower-end routers to Catalyst 8000 line

The 8200 and 8500L are for branch and aggregation use cases, respectively. The 8200 is for companies requiring an entry-level device for running a Cisco SD-WAN in the branch.

By Antone Gonsalves • Jan. 29, 2021

Cloud networking complexity includes visibility and security

Enterprises are deploying more workloads in cloud environments. But the visibility, security and management required for those extensions of IT infrastructure can get complicated.

By Jennifer English • Jan. 29, 2021

How the SolarWinds vulnerability affects networking

The SolarWinds attack resulted in a bevy of network vulnerabilities, like masked traffic and backdoor access. Network teams should take the time to review their security strategies.

By John Fruehe • Jan. 29, 2021