9. A list of available device drivers displays on the screen. Choose "802.11a Wireless LAN Network Adapter," and click Next to continue. 10. The 802.11a NDIS evaluation driver currently does not have a digital signature from Microsoft. Therefore, Windows 2000 shows a warning message. Click Yes to proceed with driver installation.
11. Click Finish. 12. The "802.11a Wireless LAN Network Adapter" now displays under "Network Adapters" in the Device Manager. Proceed to Section 2.5 for device configuration information.
13. To revert back to the DK driver, follow the instructions given in the Diagnostic Kernel (DK): Script Programming Interface document. 2.4 Driver Uninsfallafion This section provides information about uninstallation procedures required for upgrading the NDIS driver from previous 802.11a software releases. If the system does not have previously installed versions of the NDIS driver and you wish to remove the newly installed driver from the system, proceed to Step 4. The NDIS driver since Release 1.
3. Choose "802.11a NIC Access TDI" and click Uninstall. 4. Click Yes to confirm the uninstallation of the TDI interface. 5. To remove the NDIS driver from the OS, go to Device Manager, right-click "802.11a Wireless LAN Network Adapter #4," and choose Uninstall.
6. Click OK to uninstall the device.
7. When the device is uninstalled from Device Manager, search for and delete the driver files that reside in the system. To do so, go to the Start menu and choose "Search For Files or Folders...," enter "oem*.inf" in the "Search for files or folders named:" field, and enter "802.11a" in the "Containing text:" field. Click Search Now, two files matching these criteria are displayed. Choose the files that have been found and delete them from the system. 8.
9. If there is a file named "athnic.ini" in the "\WINNT\system32\drivers" folder, delete it.
2.5 Device Configuration Configuration of the 802.11a Wireless LAN Network Adapter can be done through the Network Control Panel (NCP) in adapter properties. You can set the Wireless Network Adapter to work in one of two modes, either infrastructure mode (Which leverages an AP) or ad hoc mode (which consists of a group of stations participating in the WLAN).
To configure the 802.11a Wireless LAN Network Adapter: 1. In the Device Manager, right-click "802.11a Wireless LAN Network Adapter," and click Properties to access the properties of the adapter.
2. Configuration additions, modifications, and deletions are made under the "Settings" tab of the "802.11a Wireless LAN Network Adapter" properties. Select one of the configurations under the configuration list, and click Modify to show the "Network Configuration Settings" screen. This property sheet has two pages: General and Security. The General page has the following fields: Configuration Name: This field identifies the configuration. This name must be unique.
