I am using virtual SAN(iscsi-target) on CENTOS 5.4. its working 100% fine. My all users can successfully connect with the virtual SAN(iscsi-target). Does linux/unix virtual SAN(iscsi-target) has any De-duplication technology support in it ?

Actually i am using Veritas Netbackup Server 6.5.5 which needs an Open Storage device with De-duplication technologies supportable so i had an already Open Storage device which is Virtual SAN(iscsi-target) but my Veritas support is saying that your Virtual SAN which you are using as an Open Storage does not have De-duplication support.

Is that possible that i can put the De-duplication support in my virtual SAN(iscsi-target)

Thanks in Advance
Zahid Haseeb