Netapp questions - whats the difference between volume and luns?

Kelly Garcia
Kelly Garcia used Ask the Experts™
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Hi Guys,

I have a IBM N series - which is basically Netapp, whats the difference between volume and luns?

Thank you in advance.

Kay
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Top Expert 2014
Commented:
A volume normally refers to a "disk" created via a "volume manager" such as Veritas or a volume created by an operating system such as Windows NT.
 A LUN refers to a "logical unit number" presented to a host as a SCSI ID. (i.e., LUN number 1 specifies SCSI ID 1 on that port. Therefore, the term volume can be considered software based and LUN considered hardware based.

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