FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -While troubleshooting a client computer, you decide to obtain a new IP address from the DHCP server. After releasing the existing address, which command do you use to get new IP information from the DHCP server? The ipconfig command is perhaps the most-used utility in troubleshooting and network configuration.

Detailed explanation-2: -Click Start->Run, type cmd and press Enter. Type ipconfig /release at the prompt window, press Enter, it will release the current IP configuration. Type ipconfig /renew at the prompt window, press Enter, wait for a while, the DHCP server will assign a new IP address for your computer.

Detailed explanation-3: -Use a loopback plug to test the network card’s ability to send and receive signals. Pinging the local host (ping 127.0. 0.1) tests the TCP/IP protocol stack, but does not actually send signals out the network card.

Detailed explanation-4: -4.2 traceroute. The UNIX/Linux traceroute command (tracert on a Windows computer) identifies the route a packet takes between your computer and the destination computer specified in the command.

Detailed explanation-5: -What should you try if all of the computers on the network are having the same problem? If all the computers are having the same problem you should troubleshoot the router or switch first.