Re: iSCSI Boot: Technical Issues

[Mark Bakke <mbakke@cisco.com>]

"Robert D. Russell" wrote:
> 
> Mark -- Two clarifications please:
> 
> 1. Each x in xxxx is a hex digit, correct?

Correct.

> 
> 2. Are the missing xxxx supplied to the left, as Luben suggests,
>    or to the right, as was implied by the reason that this
>    whole discussion came up.  i.e., is 1234-5678
>    shorthand for 1234-5678-0000-0000 or for
>    0000-0000-1234-5678?
>    I believe the first interpretation (1234-5678-0000-0000)
>    is the only useful one, because the second interpretation
>    means you always have to enter all 4 groups of xxxx due to
>    the format of the 64-bit LUN field in iscsi PDUs.

You are correct; it should be to the right.  I should have read
your message before I sent the last response.

--
Mark

> 
> Thanks for the clarification.
> 
> Bob Russell
> InterOperability Lab
> University of New Hampshire
> rdr@iol.unh.edu
> 603-862-3774
> 
> On Fri, 20 Sep 2002, Luben Tuikov wrote:
> 
> > --- Mark Bakke <mbakke@cisco.com> wrote:
> > >
> > > Multiple-level LUNs (defined in 4.9.4) use as many xxxx
> > > fields as
> > > they need (e.g. xxxx-xxxx, xxxx-xxxx-xxxx, and
> > > xxxx-xxxx-xxxx-xxxx
> > > are all valid; unspecified xxxx are zeroes).
> >
> > More formally: `` ... unspecified xxxx to the left, are
> > zeros.''
> >
> > --
> > Luben
> >
> >
> >
> > =====
> > --
> >
> > __________________________________________________
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-- 
Mark A. Bakke
Cisco Systems
mbakke@cisco.com
763.398.1054