The reset command is available in the IP context of the NetShell utility. Follow these steps to use the reset command to reset TCP/IP manually: 1. To open a command prompt, click Start and then click Run. Copy and paste (or type) the following command in the Open box and then press ENTER: cmd 2. At the command prompt, copy and paste (or type) the following command and then press ENTER: netsh int ip reset c:\resetlog.txt