Network and System Administration HandBook covers all-in-one Information Technology 2016 1st , Network System Administration 2016 2nd , Infrastructure and Data Center 3rd, and Information Technology HandBook 4th. The purpose of the book is to help students and network system administrators to learn or update the IT skills. The book covers everything IT job, network topologies, cabling, VOIP, desktop management, server management, information storage, IT security, wireless, mobile management, cloud infrastructure, software-defined-data center, software-defined-storage, software-defined-network, data center, orchestration, automation, IT service management, help desk, database administration, problem solving, disaster and recovery, risk management, asset management, time management, budget management, project management, IT services, IT Trends, Exchange 2016, SharePoint 2016, Sky For Business, Office 365, XenApp, and Web Server.