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CCDE Preparation Tips and Tricks by Yoshinori Okayama – World’s first 8xCCIE & CCDE

Yoshinori Okayama

Disclaimer : This is a Guest Post, prepared by Yoshinori Okayama, 8xCCIE & CCDE for www.orhanergun.net which is the most visited and well known network design website in the world.

First of all, please allow me to introduce myself. My name is Yoshinori Okayama. As a CEO, I’m managing my own company called Root Riff Systems, Inc. in Japan and holding 8xCCIE/CCDE.

I started my career as just a PC support engineer for consumer users, but I got bored with this. To enter IT infrastructure world, I passed MCSE 2000 and CCNA certification about 13 years ago as a server engineer.

But I got bored and tired with the server world with AD, Exchange, Linux/Unix, scripting, SAN, too much unnecessary logs and so on, jumped into the networking world and ever since I keep doing this.

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