Specifications
d. For radix, click hex.
e. Click OK.
5. Exit the Regedt32 program.
6. Restart your Windows NT server for the changes to take effect.
Performing a FlashCopy from one volume to another volume
Perform the following steps to perform a FlashCopy from one Windows NT 4.0
volume to another volume. Before you perform the steps, you must log on with
administrator authority. The following steps assume you are performing the steps
from the host with the FlashCopy target.
1. From the task bar, click Start → Programs → Administrative Tools → Disk
Administrator.
2. The Disk Administrator error message window opens. Click OK.
3. From the Disk Administrator window, select the disk drive letter that is your
target.
4. From the menu bar, click Tools → Assign Drive letter.
5. From the Assign Driver letter window, click Do Not Assign a Drive Letter.
6. Click OK.
7. Perform the FlashCopy operation.
Note: If the ESS uses the volume serial numbers to do a FlashCopy on a
Windows NT host system, use the IBM Subsystem Device Driver to
obtain the volume serial numbers.
8. Go back to the Disk Administrator Window. From the task bar, click Start →
Programs → Administrative Tools → Disk Administrator and select the
FlashCopy target.
9. From the menu bar, click Tools → Assign Drive letter.
10. From the Assign Driver letter window, click Select the Assigned Drive letter.
11. Click OK.
Attaching with fibre-channel adapters
This section describes how to attach an ESS to a Windows NT host system with
the following fibre-channel adapters.
v QLogic QLA2100F adapter card
v QLogic QLA2200F adapter card
v Emulex LP8000 adapter card
This section also tells you how to install, download, and configure the adapter
cards.
For procedures about how to attach an ESS to a Windows NT host system with
SCSI adapters, see “Attaching with SCSI adapters” on page 121.
Attachment requirements
This section lists the requirements for attaching the ESS to your host system:
v Check the LUN limitations for your host system; see Table 6 on page 11.
v Ensure that you have the documentation for your host system and the IBM
Enterprise Storage Server User’s Guide. The User’s Guide is on the compact
disc that you receive with the ESS.
126 ESS Host Systems Attachment Guide