1. DSU UCL 20061 Presentation 1 Semester 1 2006/2007 - ISCSI Target Server Migration 8 September 2006 By Dominic They Yu Shu

2. DSU UCL 20062 Working phases Study and analysis on ISCSI Initiator code ISCSI Target setup Initiator code modification and connection testing

3. DSU UCL 20063 ISCSI Initiator Code Analysis

4. DSU UCL 20064 Major Components @Disk Mobile application Developed by KT User interface to access remote storage device SCSI Driver Driver for Mobile device to interface with SCSI Disk ISCSI Driver (Initiator) ISCSI Initiator Driver to interface with ISCSI Target

5. DSU UCL 20065 TCP/ IP Netw ork Interoperation Between Components @Disk Application Pocket PC 2003 OS SCSI Driver Initiator Driver Pocket PC SCSI Disks Target Driver HTTP Gateway KT Databases User

6. DSU UCL 20066 Activities Table 1 ActivitiesByFromTo 1 Key in Username and PasswordUserKeyboardaDisk 2Press Login buttonUserTouchScreenaDisk 3Get KT SAIDaDiskRegistryaDisk 4Get InitiatorIDaDisk Registry/ KT Http gatewayaDisk 5Get NasIP (Target IP)aDiskRegistryaDisk 6 Log in by Username, Password, and SAIDaDisk KT Http gateway

7. DSU UCL 20067 Activities Table 2 ActivitiesByFromTo 7Activate ISCSI SessionaDisk 8 ~ Activate ISCSI Device by ISCSI Driver Registry KeyaDisk PPC 2003 9 ~ Get Disk Info by NasIP and InitiatorIDaDisk KT Http gatewayaDisk 10 ~ Write Disk InfoaDisk Registry 11 ~ Activate SCSI Device by SCSI Driver Registry KeyaDisk PPC 2003

8. DSU UCL 20068 Activities Table 3 ActivitiesByFromTo 12Prepare DiskaDisk ISCSI Target 13 ~ FormataDisk ISCSI Target 14 ~ PartitionaDisk ISCSI Target 15 ~ MountaDisk ISCSI Target 16Use the DiskaDisk ISCSI Target 17………

9. DSU UCL 20069 Initiator Modification

10. DSU UCL 200610 Activities Table 1 ActivitiesByFromTo 1 Key in Username and PasswordUserKeyboardaDisk 2Press Login buttonUserTouchScreenaDisk 3Get KT SAIDaDiskRegistryaDisk 4Get InitiatorIDUser aDisk 5Get NasIP (Target IP)User aDisk 6 Log in by Username, Password, and SAIDaDisk KT Http gateway

11. DSU UCL 200611 Activities Table 2 ActivitiesByFromTo 7Activate ISCSI SessionaDisk 8 ~ Activate ISCSI Device by ISCSI Driver Registry KeyaDisk PPC 2003 9 ~ Get Disk Info by NasIP and InitiatorIDaDisk KT Http gatewayaDisk 10 ~ Write Disk InfoaDisk Registry 11 ~ Activate SCSI Device by SCSI Driver Registry KeyaDisk PPC 2003 How to insert driver register key?

12. DSU UCL 200612 Activities Table 3 ActivitiesByFromTo 12Prepare DiskaDisk ISCSI Target 13 ~ FormataDisk ISCSI Target 14 ~ PartitionaDisk ISCSI Target 15 ~ MountaDisk ISCSI Target 16Use the DiskaDisk ISCSI Target 17……… No Changes Required

13. DSU UCL 200613 Problems

14. DSU UCL 200614 Problems Faced Compilation Problems Library path configuration Linking configuration Testing Problems Language Support of Emulator Regedit for Pocket PC 2003

15. DSU UCL 200615 Problem Might Face Initiator – Target communication problem Initiator = aDisk Target = UNH ISCSI Target (1.5/1.6/1.7) DeviceIoControl( hISCSI, ISCSI_IOCTL_LOGIN, (void *)&iSCSILoginParams, sizeof(ISCSI_LOGIN_PARAMS_T), &m_DiskInfo, sizeof(ISCSI_PARAMS_T), NULL, NULL)

16. DSU UCL 200616 Following Tasks

17. DSU UCL 200617 Following Tasks ISCSI Target setup Initiator code modification and connection testing

18. DSU UCL 200618 FAQ

19. DSU UCL 200619 END Thank you