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Sam O'Brien

Sam O’Brien is the senior website optimisation and user experience manager for EMEA at RingCentral, a global UCAAS systems provider. Sam has a passion for innovation and loves exploring ways to collaborate more with dispersed teams. He has written for websites such as Hubspot and IT Toolbox.

Articles by Sam O’Brien

A Marriage Made in the Cloud – How UCaaS and SD-WAN Together Improve Business Communication

UCaaS and SD-WAN complement one another to deliver the best cloud-based communications to businesses of all sizes.

May 04, 2020 5 mins

SD-WAN Remote Access IT Leadership

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Doing tricks on the Linux command line

By Sandra Henry-Stocker

Dec 08, 20235 mins

TSMC bets on AI chips for revival of growth in semiconductor demand

By Sam Reynolds

Dec 08, 20233 mins

CPUs and ProcessorsTechnology Industry

End of road for VMware’s end-user computing and security units: Broadcom

By Sam Reynolds

Dec 08, 20233 mins

Mergers and Acquisitions

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