- Sun Storage Virtual Tape Library VTL User Guide

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Contents
About this book xi
1. Introductio n:VTLappliancesand enterprisedata‐protect ion 1
Features 2
AdvantagesofVTLtape virtualization 4
Shorterruntimes andreduceddependencyonbackupwindows 4
Shorterruntimesfornon ‐sequentialbackupjobs 5
Improvedreliability 5
Betterutilizationoftapesubsystems 5
Improvedutilizationofbackupmedia 6
Larger,moreflexiblelibraries 6
CompatibilitywithACSLSmanagementsoftware 6
Truetapevirtualizationwithdynamically
allocateddiskspace 7
KeyVT L featuresandoptions 8
NDMPmigration 8
VTLhigh‐availabilityoption 9
AutomatedTapeCach ing 12
Virtualtapereplication 12
VTLSecureTapeen cryptio noption 14