Dell PowerVault TL4000 Dell Encryption Key Manager and Library Managed Encr - Page 22

To verify that the encryption has been overwritten: 1 Login to the RMU GUI for the TL2000/4000. 2 Navigate to Monitor Library, and then to Inventory. 3 Click the drop down menu for the appropriate magazine. 4 Verify that the Comment section shows Not Encrypted. Only after all desired media is un-encrypted can EKM be removed or uninstalled. It is recommended that a backup critical files be performed in the EKM GUI and the files backed up to an external source like a USB key. This allows EKM to be restored if additional tapes must be un-encrypted. To restore the EKM, follow step 4 to step 9 of "How do I create a redundant EKM based on a primary EKM server?" on page 11. How do I recover from a forgotten EKM GUI login password? 1 Go to the Windows Task Manager and locate the javaw.exe. 2 End the javaw.exe process. 3 Uninstall the IBM Java application. 4 Navigate to the C:\EKM\gui\backup files (this is the default directory). 5 Make a copy of the last backup file set (this step can be skipped if you do not want to preserve the keys). 6 Delete the full ekm directory (C:\ekm is the default directory). 7 Reinstall the application and use the redundant EKM installation. instructions if the user needs to preserve the previously created keys. 8 If applicable, restore the backed up files as follows: a Stop the EKM service or stop the server through the EKM Server GUI. b Copy the backup files to their respective file directory without the date and time stamp prefix. Table 1-2 details the respective file names and directory paths for restoration: 22 Dell Encryption Key Manager and Library Managed Encryption