Paris Arau

Paris Arau is a network engineer with extensive knowledge of Cisco and Juniper routing and switching platforms. He is CCIE R&S and dual JNCIE(SP and ENT). With a strong service provider and enterprise background, he is working on a daily basis with cutting-edge technologies. He also writes about routing and switching technologies, cloud computing, virtualization at his personal blog, http://nextheader.net.

Articles from Paris Arau

CCNA certification requirements – how to become CCNA-certified [updated 2021]

February 11, 2021

The current CCNA exam is 200-301. In this article, we will see the prerequisites to attend the CCNA exam, some of the options for study materials and how to

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CCNA certification prep: Network fundamentals [updated 2020]

September 29, 2020

What percentage of the exam focuses on network fundamentals? The network fundamentals section is 20% of the CCNA 200-301’s topics. It’s neither the largest n

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CCNA certification prep: Network Access

September 11, 2020

Introduction Network access topics make up a sizable part of the 200-301 CCNA exam. This article describes what is and is not covered by network access and w

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CCNA certification prep: Automation and programmability

September 11, 2020

What percentage of the exam focuses on automation and programmability? The Automation and Programmability section is the smallest section, covering 10% of th

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CCNA certification prep: IP services

September 11, 2020

What percentage of the exam focuses on IP services? In the blueprint of the CCNA exam, the “IP services” section covers only 10% of the exam topics. Togethe

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CCNA certification prep: IP Connectivity

September 10, 2020

Introduction: The CCNA exam What percentage of the CCNA exam focuses on IP connectivity? The IP connectivity section of the CCNA exam is just one of the six

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