Vaulting

151

Restoring from media in a vault

153

Devices

153

Device lists and load balancing

155

How load balancing works

156

Device streaming and concurrency

156

Segment size

157

Block size

158

Number of disk agent buffers

159

Device locking and lock names

159

Standalone devices

160

Small magazine devices

161

Large libraries

162

Handling of media

162

Size of a library

162

Sharing a library with other applications

163

Enter / eject mail slots

163

Barcode support

163

Cleaning tape support

164

Sharing a library with multiple systems

164

Data Protector and Storage Area Networks

170

Storage Area Networks

171

Fibre Channel

172

Point-to-point topology

173

Loop topology

173

Switched topology

174

Device sharing in SAN

175

Configuring multiple paths to physical devices

175

Device locking

177

Indirect and Direct Library Access

178

Indirect Library Access

178

Direct Library Access

179

Device sharing in clusters

180

Static drives

180

Floating drives

181

4 Users and user groups

183

In this chapter

183

Increased security for Data Protector users

183

Access to backed up data

183

Users and user groups

184

Using predefined user groups

185

Concepts guide

7

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