computer hardware and software

If a computer is unable to connect to a network or see other computers on a network, it may be necessary to troubleshoot the network. A network may not work because of any of the below reasons. 1. Network card not connected properly. 2. Bad network card drivers or software settings. 3. Firewall preventing computers from seeing each other. 4. Connection related issues. 5. Bad network hardware. Solution: Because of the large variety of network configurations, operating systems, setup, etc... not all of the below information may apply to your network or operating system. If your computer is connected to a company or large network, or you are not the administrator of the network, it is recommended that if you are unable to resolve your issues after following the below recommendations that you contact the network administrator or company representative. Note: If you are being prompted for a Network password and do not know the password, Computer Hope is unable to assist ...

If you can't connect to a server or if Windows reports an error after you double-click Network Neighborhood, try the following first: Check whether the driver for the network interface card (NIC) is correct or not. Check whether the driver is loaded and the protocols are bound. Check the Device Properties list for trouble indicators (an "X" or "!" symbol). Test the NIC adapter with the diagnostic utilities that often came with the driver installation. Try to reinstall additional networking software. If the problem persists, follow these guidelines: Make sure the cable is installed properly. The network cable must be securely attached at both RJ45 connections (adapter and hub). The maximum allowable distance from adapter to hub is 100 meters. If the cable is attached and the distance is within acceptable limits but the problem persists, try a different cable. If you're directly connecting two computers without a hub or switch, use a crossover cable. Try anot...