Vista's new networking interface, the Network and Sharing Center, allows you to check your connection status, troubleshoot connection problems, and see a graphical view of how the computers and devices on your network connect via the Network Map -- but normally, it can only see Vista systems and devices. Here's how to add Windows XP to the network and have Vista recognize it using LLTD Responder.
Vista's new networking interface, the Network and
The heart of the Network Map is a discovery protocol called Link Layer Topology Discovery (LLTD). This protocol allows
To help users deal with this, Microsoft has released the LLTD Responder for Windows XP systems. Once you install the LLTD Responder, it will allow
In this issue of the Windows Vista Report, I'll take a look at the Network and
Before you install the LLTD Responder
When you first launch the Network and
At the very top of the Network and
Sharing Center, you'll find a condensed view of the Network Map.
The Tasks pane at the left provides access to common networking tasks, such as viewing computers and devices, connecting to a network, and diagnosing and repairing problems.
By default, the Network Map will show only Vista systems, along with switches and gateways.
Installing the LLTD Responder
Downloading and installing the LLTD Responder is a snap in Windows XP. You'll have to go through the Windows Genuine Advantage formalities before you can download the LLTD Responder, but then you can simply click the Run button and begin the Software Update Installation Wizard (Figure C).
The wizard makes installing the LLTD Responder a quick four-step procedure.
Once the installation is complete, confirm that the LLTD Responder is running by right-clicking the My Network Places icon and selecting the Properties command. When you see the Network Connections folder, right-click the Local Area Network Connection and select the Properties command. Then, in the Local Area Network Connection Properties dialog box, make sure that the Link-Layer Topology Discovery Responder is present and that the check box is selected (Figure D).
To verify that the LLTD Responder is installed on your Windows XP system, simply check the Local Area Connection Properties dialog box.
Now you can return to your Vista system and access the Network and
Once the LLTD Responder is in place,
Vista can build a complete Network Map.
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