Defining a QIC Device Class

To define a device class, first complete the following fields and then click Finish, or click Cancel to end the task.

Device Class Name

Enter the name of the device class to be defined. The maximum length of the device class name is 30 characters.

Recording Format

Select the recording format to be used when writing data to quarter-inch cartridge (QIC) media.

Format Estimated Capacity Description
Drive Determined by drive capacity. The server selects the highest format that can be supported by the drive on which a volume is mounted.

Avoid specifying the DRIVE value when a mixture of devices is used within the same library.

For example, do not use this option for a library containing some drives that support recording formats superior to other drives.

120 120.0MB 120 QIC format
150 150.0MB 150 QIC format
525 525.0MB 525 QIC format
1000 1.0GB 1000 QIC format
2000 2.0GB 2000 QIC format
5010 13.4GB 5010 QIC format
4GB 3.9GB 4GB QIC format
2DC 4.9GB 2DC QIC format
4DC 7.9GB 4DC QIC format
25GB 24.9GB 25GB QIC format

Library Name

Select the name of the defined library object that contains the QIC tape drives used by this device class.

Mount Limit

Enter the maximum number of volumes that can be simultaneously mounted for the device class.

Mount Retention Period

Enter the amount of time, in minutes, to retain an idle volume before dismounting it.

Tape Volume Prefix

Enter the high level qualifier of the file name that the server writes into the media labels. For each volume assigned to this device class, the server uses this prefix to create the data set name.

Example: AB.CD2.E

Estimated Capacity

Enter the estimated capacity for the volumes categorized by this device class.

The value must be an integer followed by one of these units:

K Kilobyte
M Megabyte
G Gigabyte

For more information on the default estimated capacity, see the Recording Format heading.

Mount Wait Period

Enter the maximum length of time, in minutes, to wait for a sequential access volume to be mounted.