Markus Belkin, CCIE #22130


Hi Guys, Passed my R&S Lab exam today on my first attempt. Your workbooks and COD were the major contributing factors to my success. Without them, I would have had some serious gaps in my preparation. I can highly recommend your materials to any potential CCIE candidates. Many thanks.

- Markus Belkin, CCIE #22130 (CCIE Routing & Switching)