Orhan Ergun No Comments

CCDE Study Guide

CCDE Study Guide – Are you looking for a book that will teach you all the topics on advanced technical networking? If so, I would be very pleased to recommend CCDE Study Guide written by Marwan Al-Shawi to you.

As one of the professionals who contributed immensely to this book, I must admit that Marwan wrote this book in collaboration with a number of savvy designers. IT experts who contributed to this wonderful book include Russ White, Andre Laurent, Denise Fishbourne, Ivan Papeljnak, and Orhan Ergun. In fact, all the IT concepts in this book are enlightening! The book has many drawings, which will assist learners to understand network design.

Today, I spoke with one of my old friend, an expert in CCDE, who read Marwan’s book, and his comment was this: “The book contains pictures that explain a thousand words.”

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Orhan Ergun No Comments

Free CCDE Workbook Winners!

Last week I sent a below questions and asked the optimal place for an OSPF ABR (Area Border Router). There was a high level of participation. Thanks everyone who shared their thoughts. Hopefully they didn’t do it only for a free CCDE Workbook prize 🙂


CCDE WorkbookAnswer is Router G or H because

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Orhan Ergun 2 Comments

Cisco CCDE Practical Self Study Materials

CCDE Practical Self Study Materials are available now !

Update : This materials are more than a year old. New workbook will release by July 15th 2016 as hard copy only. Old materials only cover 30% of the new book. Also videos are not available for download anymore, only can be accessible with subscription. Please click here for subscription. 


Advanced Technologies Workbook

Update : New book has 50+ Case Studies, 20+ Comparison Charts , 10 Design Quizzes and Answers , as well as full length CCDE Practical Scenario.


Old Book : Design advices from a practical standpoint , more than 10 case studies and 1 CCDE practical sample scenario. You will have 1 year free update.

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