Re: IPS-All: WG Last Call on "iSCSI Naming and Discovery"

[Mark Bakke <mbakke@cisco.com>]

Robert-

I agree, and will add your caveat.

Thanks,

Mark

Robert Grant wrote:
> 
> Hello,
> 
> One aspect of the Naming and Discovery draft that I find misleading lies in
> the sentence in Section B.3
> 
> "The gateway may manufacture its own  iSCSI Names, or use those provided by
> the real devices."
> 
> Now B.3 deals with non-iSCSI devices, so does the phrase "those provided by
> the real devices" refer to non-iSCSI devices providing an iSCSI Name? I read
> "those provided by the real devices" as the native identifiers (i.e. FC
> WWN). This may lead to the conclusion that a Gateway can use the "eui." form
> of the iSCSI name in a fairly straight-forward manner. Unfortunately, we
> know is not true (at least for the case where multiple gateways can see the
> same device on a SAN). So - I suggest a caveat is warranted, like
> 
> "It is the responsibility of the gateway to ensure the uniqueness of any
> iSCSI name it manufactures. The gateway may need to account for multiple
> gateways having access to a single real device".
> 
> Now - of course I would REALLY like to see something done at the naming
> level that would allow gateway vendors to preserve some part of the identity
> of the real device in a non-proprietary fashion. But at least alerting
> readers to the problem would be a good step.
> 
> Regards,
> Rob.

-- 
Mark A. Bakke
Cisco Systems
mbakke@cisco.com
763.398.1054