Shaun Hummel is a Senior Network Engineer with 15 years of network design, configuration and implementation experience. He works for various public and private companies in the United States. Author of multiple CCNA certification books and recipient of Cisco community spotlight award.
CCNA Certification Books
• CCNA v3 Routing and Switching 200-125
• CCNA v3 Lab Guide: Routing and Switching
• CCNA v3 Routing and Switching: Exam Study Notes