After completing this course, students will be able to plan a TCP/IP physical and logical network; plan and troubleshoot a routing strategy; plan a Dynamic Host Configuration Protocol (DHCP) strategy; optimize and troubleshoot DHCP; plan a Domain Name System (DNS) strategy; optimize and troubleshoot DNS; plan and optimize Windows Internet Naming Service (WINS); plan, optimize, and troubleshoot IPSec network access; troubleshoot network access.