CCNA Data Center DCICT 200-155 Official Cert Guide About the Author Navaid Shamsee, CCIE No.12625, is a senior solutions architect in the Cisco Services organization. He holds a master’s degree in telecommunication and a bachelor’s degree in electrical engineering. He is also a triple CCIE in routing and switching, service provider and data center technologies. Navaid has extensive experience in designing, implementing and securing many large-scale enterprise and service provider data centers. In Cisco, Navaid is focused on the security of data center, cloud and software-defined networking technologies. David Klebanov, CCIE No.13791 (Routing and Switching), is leading Technical Marketing organization at Viptela, the Software Defined Wide Area Network (SD-WAN) company. David has more than 15 years of diverse industry experience architecting and deploying complex network environments. In his work, David sets strategic direction for industry-leading network platforms, which transform the world of wide area communications for enterprises and service providers alike. David also takes great pride in speaking at industry events, releasing publications and working on patents.Hesham Fayed, CCIE No.9303 (Routing and Switching/Data Center), is a consulting systems engineer for data center and virtualization based in California. Hesham has been with Cisco for more than 11 years and has 19 years of experience in the computer industry, working with service providers and large enterprises. His main focus is working with customers in the western region of the United States to address their challenges by doing end-to-end data center architecturesAhmed Afrose is a solutions architect at Cisco Cloud and Networking Services (C and NS) Innovation and Delivery team. He is responsible for providing architectural design guidance and leading complex multitech service deliveries. Furthermore, he is involved in demonstrating the Cisco value propositions in data center analytics, application automation, software-defined data centers and Cisco Unified Computing System (UCS). Ahmed has a bachelor’s degree in information systems. He started his career with Sun Microsystem based technologies and has 17 years of diverse experience in the industry. He’s been working for Cisco Systems for 7 plus years and was directly responsible for establishing Cisco UCS Advanced Services delivery capabilities while evangelizing the product in the EMEA region.Ozden Karakok, CCIE No. 6331, is a technical leader from the data center products and technologies team in the Technical Assistant Center (TAC). She has been with Cisco Systems for 17 years and specializes in storage area and data center networks. Prior to joining Cisco, Ozden spent five years working for a number of Cisco’s large customers in various telecommunication roles. She is a Cisco Certified Internetwork Expert in routing and switching, SNA/IP and storage. A frequent speaker at Cisco and data center events, she serves as a member of the patent committee at Cisco Services. Ozden holds a degree in computer engineering from Istanbul Bogazici University. Currently, she is focused on Application Centric Infrastructure (ACI) and software-defined storage (SDS).