The Cisco Continuing Education Program is a brilliant initiative from Cisco. It is not widely known about but Cisco recently announced a new program to help you re-certify your CCIE without taking the written exam. Continuing Education Program – How does it work? The concept is very simple, you have to obtain 100 credits by […]
CCIE Written
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CCIE 4.0 Written passed again
After some time off study and allowing my written to expire, I am pleased to announce that my CCIE 4.0 Written has been passed again. My original plan when I started all this CCIE studying was to pass the lab before my written expired, however due to things not going exactly to plan for the […]
Spanning Tree Port States
Rapid Spanning Tree 802.1w reduced the number of port states from 5 down to 3 this short blog post details the 5 STP port states for Spanning Tree 802.1d and then Rapid Spanning Tree – as always these posts are purely my study notes which I hope can be of use to somebody else and […]
CCIE Routing and Switching Certification Guide 4th Edition
The first requirement of the CCIE Lab exam is to pass the written exam. The one and only resource you will need for this is the official CCIE routing and switching certification guide from Cisco. Written by Wendell Odom, Rus Healy and Denise Donohue. Now in it’s 4th Edition it covers the entire R&S Blueprint […]
CCIE Written Exam – Implement IPv6
I have let my CCIE Written Exam expire and I need to schedule my CCIE Lab Exam! So I am going to just brush up on a few topics and get this exam passed. The topic I am going to be focussing on today is Implement IPv6 From the exam topics you need to be […]
OSPF cost calculation
How does OSPF work out the interface cost? By default the ospf cost calculation is based on a reference bandwidth of 100Mb The calculation is Reference BW / Configured BW So for a 100Mb interface using the default reference bandwidth of 100Mb The calculation is 100Mb / 100Mb =1 However with modern networks 100Mb is […]
