My Books

AWS Certified Solutions Architect Study Guide: Associate SAA-C01 Exam 2nd Edition

Fully updated, covering all relevant aspects of the AWS Solutions Architect job role, including mapping multi-tier architectures to AWS services, loose coupling and stateless systems, applying AWS security features, deploying and managing services, designing large scale distributed systems, and many more. Includes practice questions, chapter reviews, and detailed examination of essential concepts to fully prepare you for the exam.

AWS Certified Cloud Practitioner Study Guide: CLF-C01 Exam

Learn Cisco Network Administration in a Month of Lunches

Learn to administer Cisco routers and switches, even if you’ve never touched one!

Conversational SD-WAN

Cut through the marketing hype and get to the heart of what SD-WAN is really about.