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Routing & Switching

Articles

This chapter describes the Cisco Unified Communications IM and Presence (IM&P) architecture and design.

Sean Wilkins

Concluding this three-part series on WAN technologies, Sean Wilkins, co-author of CCNA Routing and Switching 200-120 Network Simulator, Academic Edition, discusses how satellite, wireless data, and leased lines are used as part of a networking solution.

Sean Wilkins

In Part 2 of a three-part series, Sean Wilkins, co-author of CCNA Routing and Switching 200-120 Network Simulator, Academic Edition, reviews popular low-end and mid-grade offerings for Internet access: dial-up, ISDN, DSL, and cable.

Sean Wilkins

In the first article of a three-part series, Sean Wilkins, co-author of CCNA Routing and Switching 200-120 Network Simulator, Academic Edition, provides an overview of some of the wide area networking (WAN) technologies that network engineers need to know to get that first job in the industry, or to move up in their chosen field.

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Blogs

John  Traenkenschuh

As 2015 winds down to a close, I reflect on what 2015 brought IT.

John  Traenkenschuh

New Mac OS X Means New Tricks...

John  Traenkenschuh

Wow, who abducted our Windows 10 assumptions and left this smooth running and easy-to-use Operating System in their place?

Jamie Shoup

Holiday shopping can be difficult when trying to find something for those high-level techie-types. Gadgets go out of style and it’s hard to know if a specific technology syncs up with what they currently have --- one gift that keeps on giving is learning.

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