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Dan Rosenbaum

Contributing Writer

Dan Rosenbaum is president of Center Ring Media and editor in chief of Wearable Tech Insider. He’s been writing about telephones and mobile technology for more than 30 years.

Articles by Dan Rosenbaum

BlackBerry returns with a surprisingly decent business phone: The KEYone (with video)

BlackBerry's new Android, the KEYone, comes complete with a real keyboard and is strictly for business. According to our reviewer, it's also not bad at all.

By Dan Rosenbaum

May 04, 2017 9 mins

Small and Medium Business Smartphones Android

Review: Huawei plays “The Price Is Right” with Mate 9, Honor 6X (with video)

By Dan Rosenbaum

Jan 26, 2017 9 mins

Small and Medium Business Smartphones Android

Review: Google’s Home invasion

By Dan Rosenbaum

Nov 03, 2016 7 mins

Google Internet of Things Consumer Electronics

Moto Z: Is this the Droid you’ve been looking for?

We review the Droid editions of the Moto Z and Moto Z Force, Motorola's latest high-end Android smartphones. (With video.)

By Dan Rosenbaum

Jul 21, 2016 7 mins

Small and Medium Business Smartphones Android

Review: The Starry Station Wi-Fi router sticks with simplicity (+video)

This router looks great and is simple enough to keep friends and relatives from calling for help.

By Dan Rosenbaum

Jun 24, 2016 5 mins

Small and Medium Business Smart Home Internet

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Broadcom to lay off over 1,200 VMware employees as deal closes

Dec 01, 20233 mins

Technology IndustryTechnology IndustryMarkets

Cisco joins $10M funding round for SONiC startup Aviz Networks

By Michael Cooney

Dec 01, 20233 mins

Network Management SoftwareNetwork Management SoftwareNetwork Management Software

Cisco CCNA, AWS cloud networking among top-paying IT certs

By Denise Dubie

Nov 30, 20237 mins

CertificationsCertificationsCertifications

Episode 1: Understanding Cisco’s Converged SDN Transport

Sep 24, 202120 mins

Cisco SystemsInternetNetworking

Episode 2: Pluggable Optics and the Internet for the Future

Sep 23, 202117 mins

Optical DrivesCisco SystemsInternet

Episode 3: Looking Forward: 5G, Digital Transformation, and the Network of the Future

Sep 22, 202114 mins

5GCisco SystemsInternet

How to calculate factorials in Linux

Nov 02, 20232 mins

How to use the nohup command

Oct 31, 20232 mins

How to use date command options

Oct 26, 20232 mins