6 CCIE strategy mistakes

I passed the CCIE R&S written exams version 4.0 and 5.0, studied for the lab exams for both versions with workbooks and mock labs from many vendors such as INE, IPexpert (closed today), Narbik Kocharians / Micronics Training and Cisco expert-level training. I attempted the CCIE R&S lab exam once on version 4.0 and three times
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