HP 4410t HP 4410t Mobile Thin Client - Page 25
Using the Enhanced Write Filter configuration interface, Commit Data to Volume
UPC - 884962419915
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When you enter the ewfmgr [boot command] syntax, use the following commands in the boot command variable of the command line: ● -all Displays information about all protected volumes and performs a command, such as disable, enable, and commit, on each volume, if specified. ● -commit Commits all current level data in the overlay to the protected volume, and resets the current overlay value to 1. You can combine -commit with the -disable command to commit and then disable. ● -disable Disables the overlay on the specified protected volume. ● -enable Enables the EWF so that data written to the protected media is cached in the overlays. The current overlay level becomes 1 as soon as EWF is started, and a new overlay is created at level 1. ● -commitanddisable Commits data in the overlay upon shutdown and disables EWF after the system reboots. Using the Enhanced Write Filter configuration interface In addition to the DOS command-line tool, Windows Embedded includes an EWF configuration interface. You can access the EWF interface through the Windows Control Panel. To access the EWF interface, follow these steps: 1. Log on as an administrator. 2. Select Start > Control Panel > Other Control Panel Options. 3. Select HP WriteFilter Configuration. 4. Use the EWF Main tab to select Write Filter options. The EWF interface includes the following buttons: ● Enable/Disable EWF Enables the Enhanced Write Filter so that data written to the protected media is cached in the overlays. Disables the overlay on the specified protected volume. ● Overlay Configuration Displays the overlay information and is a combination of the information supplied when executing ewfmgr.exe c: -Description and ewfmgr.exe c: -Gauge from the DOS prompt. ● Clear Boot Command Clears the boot command from the DOS prompt. ● Commit Data to Volume Enhanced Write Filter 15