HP D2D .HP D2D Backup System user guide (EH985-90907, March 2011) - Page 5

13 Troubleshooting 151 Connecting to the StoreOnce Backup System from the backup application 151 Connecting to the network ...152 Using the 10Gb ports (HP D2D4300 Series only 153 Performance ...153 Web Management Interface errors and warnings 153 Power On/Off Problems ...154 Cannot connect to Web Management Interface 156 NFS State handle error ...156 Cannot authenticate an iSCSI session 156 If the HP StoreOnce Backup System runs out of disk space 156 Cannot access a storage shelf (HP D2D4100 and 4300 Series Backup Systems 157 If backup or replication fails ...157 StoreOnce Backup System configuration problems 158 Upgrade licenses ...158 Replacement of hardware ...158 Upgrades to component parts 159 14 Hard disk replacement 161 RAID ...161 How do I know a disk has failed 162 Replacing a hot-plug hard disk 167 After replacing the failed disk 170 If several disks fail ...172 Replacing the disks (HP D2D2500 Series 172 Replacing the disks (HP D2D4300/4100 Series 174 Creating cartridges (Virtual Tape Devices only 178 Glossary 179 A Extra information for G1 products 183 Overview ...183 Major differences ...183 VTL devices ...183 NAS devices ...184 Tape Attach ...184 Seeding Virtual Tape Devices using Tape Attach 185 Configuration (Tape Attach 185 Manual jobs (Tape Attach 188 Scheduled jobs (Tape Attach 193 Active Jobs (Tape Attach 197 Job History (Tape Attach 198 About this guide 201 Index 205 Backup System user guide 5