tailieunhanh - Configuring Windows 7 (Training Kit) - Part 35

Configuring Windows 7 (Training Kit) - Part 35. This training kit is designed for IT professionals who operate in enterprise enviroments that use Windows 7 as a desktop operating system. You should have at least one year of experience in the IT field, as well as experience implementing and administering any Windows client operating system in a networked environment. | if you cannot get past a firewall on your organization s network Ping is still useful. You can check that the IPv4 protocol is working on a computer by entering ping . You can then ping the IPv4 address of the computer. You can find out what this is by using the Ipconfig tool. If your computer has more than one interface combined in a network bridge you can ping the IPv4 address of the network bridge. When you have established that you can ping your computer using an IPv4 address you can test that DNS is working internally on your network assuming you are connected to a DNS server a WAP or have ICS configured on your network by pinging your computer name for example entering ping Canberra. Note that if DNS is not implemented on your system ping Canberra still works because the IPv6 link-local address resolves automatically. MORE INFO NETWORK BRIDGES For more information about network bridges see http en-us library . Although this is a fairly old article concerning Windows Server 2003 it gives a clear explanation and some excellent diagrams. For a more recent article although not about Windows 7 see http en-us library . This also gives information about ICS. You can also use the Ipconfig tool for troubleshooting. Entering ipconfig all gives you configuration information for all interfaces. Figure 6-6 shows the output from an ipconfig all command. The computer whose configuration is shown here is a wireless-enabled laptop used on a small test network. It obtains its configuration through DHCP from a third-party WAP with an IPv4 address . The WAP also provides internal DNS services. However the resolution of FQDNs such as is provided by the ISP s DNS server with the public IPv4 address . FIGURE 6-6 Ipconfig all output for a wireless-enabled laptop on a test network When you are debugging connection problems by using the Ipconfig all command look .