About the Technical Reviewers

Phil Davis, CCIE No. 2021, is a Senior Systems Engineer with Aviatrix, specializing in cloud networking and security architecture. Phil has more than 25 years of experience in the industry and is a subject matter expert on SD-WAN. His background includes routing, switching, security, data center, and cloud networking, and he holds multiple certifications from Microsoft, VMware, Cisco, and Aviatrix. Phil has been instrumental in helping enterprise customers design and architect their networks while working for Cisco, VMware, and Viptela. Phil’s current role at Aviatrix allows him to expand his work with enterprise customers and focus on their cloud and multi-cloud architectures. When Phil is not traveling all over the Midwest, he lives in Cincinnati, Ohio, with his beautiful wife, Karen, and their two wonderful children, Meredith and Max.

Aaron Rohyans, CCIE No. 21945, CCNP, is a Technical Marketing Engineer with Cisco Systems and has technical expertise in Cisco Security, Routing/Switching, as well as Unified Communications solutions. Aaron helps to drive the ~$3B in annual routing revenue through various SD-WAN enablement activities such as competitive comparisons, technical evangelism (Cisco Live, roadshows), pre-sales deal support and sales acceleration (PoC/PoV, Customer Workshops, Training), and as a feedback liaison among field teams and product development.