Greg TomshoGreg Tomsho is recently retired from the position of Director of the Computer Networking/Cybersecurity department and Cisco Academy at Yavapai College in Prescott, Arizona. He has earned the CCNA, MCTS, MCSA, A+, Network+, Security+, Server+ and Linu+ certifications. A former software engineer, technical support manager and IT director, he has almost 40 years of computer and networking experience. He is the author of numerous other leading books, including "Microsoft Exam AZ-800: Guide to Administering Windows Server Hybrid Core Infrastructure"; "Microsoft Exam AZ-801: Guide to Configuring Windows Server Hybrid Advanced Services"; "Guide to Operating Systems"; "MCSA Guide to Installation, Storage, and Compute with Windows Server 2016"; "MCSA Guide to Networking with Windows Server 2016"; "MCSA Guide to Identity with Windows Server 2016"; "MCSA Guide to Installing and Configuring Microsoft Windows Server 2012/R2"; "MCSA Guide to Administering Microsoft Windows Server 2012/R2"; "MCSA Guide to Configuring Advanced Microsoft Windows Server 2012/R2 Services"; "MCTS Guide to Windows Server 2008 Active Directory Configuration"; "MCTS Guide to Microsoft Windows Server 2008 Applications Infrastructure Configuration"; "Guide to Network Support and Troubleshooting" and "A+ Course Prep Exam Guide." Read More Read Less