SPECIAL OFFER
Use code BACKTOLEARN during checkout to save 50% on books, eBooks, & videos. Shop now.
Keith Barker began as a network technician for Electronic Data Systems (EDS) in 1985, and has had experience in IT and networking for over 25 years. Keith holds Cisco CCIE certifications in both security and routing/switching, CCDP and is a Cisco Certified Systems Instructor (CCSI). Keith also holds a CISSP certification.
Keith’s past work includes Internetwork Expert, KnowledgeNet, Blue Cross of California and Paramount Pictures. Keith currently works with Nova Datacom as a trainer and consultant.