John Roland, CCNP, CCDP, CSS-1, is a security specialist for Ajilon Consulting and has worked in the IT field for more than 22 years. He has experience in COBOL programming on IBM mainframes, LAN/WAN implementation on military networks, and developing Cisco certification training materials.
© 2021 Pearson Education, Pearson IT Certification. All rights reserved.
221 River Street, Hoboken, NJ 07030