LABOR DAY SALE
Buy 2, save 50% on all eligible titles*—use code LD2019. Shop now.
Gert DeLaet, CCIE No. 2657, is a Product Manager for the CCIE team at Cisco Systems. Gert was a contributing author to CCIE Security Exam Certification Guide and CCDA Exam Certification Guide from Cisco Press. He resides in Brussels, Belgium.