Dell PowerVault LTO4-120 Benutzerhandbuch - Seite 19
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Introduction: Dell™ PowerVault™ LTO4-120 Tape Drive User's Guide
Overview
Serial Attached SCSI (SAS) Interface
Encryption
Features
Tape Backup Software
Front Panel
Rear Panel
Overview
The Dell PowerVault LTO4-120 tape drive is a high-performance, high-capacity tape storage device that is designed to back up and restore data and archive
and retrieve files in an Open Systems environment. The drive can be integrated into a system (internal model) or can be provided as a separately packaged
desktop unit (external model). The Dell PowerVault LTO4-120 tape drive (called Generation 4) is the fourth-generation tape drive in the LTO series of products.
The Dell PowerVault LTO4-120 tape drive offers a formatted cartridge capacity of up to 800 GB (1600 GB assuming 2:1 compression ratio) and a data transfer
rate of 120 MB per second.
Figure 1 shows the internal model of the LTO4-120 tape drive. Figure 2 shows the separately purchased external model of the tape drive.
Figure 1. LTO4-120 Internal Model
Figure 2. LTO4-120 External Model
Serial Attached SCSI (SAS) Interface
A drive with a SAS (Serial Attached SCSI) interface can be linked directly to controllers. The SAS interface offers the following advantages over the traditional
SCSI interface:
SAS enables multiple devices (up to 128) of different sizes and types to be connected simultaneously with thinner and longer cables.
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Its full-duplex signal transmission supports up to 3.0 Gb/s.
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SAS drives can be hot-plugged.
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Encryption
The LTO4-120 Tape Drive has Application Managed Encryption (AME) functionality. AME is supported on Windows Server 2003. You must have an application
that supports encryption to use the drives encryption capability. For more details, consult your application support documentation.
NOTE: Support for encryption on the LTO4-120 may be dependent on drive firmware level. Visit the Web at
supports encryption.
Features
support.dell.com
to see if your firmware