Users often rely on network connectivity to do their jobs, and network failures can dramatically affect an organization's productivity. When failures occur, you need to quickly diagnose the problem. You will often need to escalate the troubleshooting to a network specialist. However, you can diagnose and resolve many common networking problems from a computer running the Windows 7 operating system.

This appendix describes how to use important network troubleshooting tools and provides step-by-step instructions for troubleshooting common network problems.