Good & Bad News: Synology Disk Station Manager 2.2 BETA added iSCSI target support, but it lacks“persistent reservation”support so making it not usable for Windows Server 2008 cluster storage

I’ve been awaiting for the Synology NAS firmware upgrade with iSCSI support so I can try out Windows Server 2008 failover clustering on my Hyper-V box. The good news is the DSM 2.2 BETA is out with iSCSI but it is IET based which lacks SCSI-3 persistent reservation support required by Windows Server 2008 cluster. Same problem for some other software iSCSI targets, e.g. OpenFiler