Re: iSCSI version info

[Yaron Klein <klein@sanrad.com>]

Hi Dave,

The version number will be negotiated in the login phase. I have allocated a field
in the login command and request for it. Julian, Mark and I are now working on the
login and security chapters, hope to come with preliminary version soon.

Regards,

Yaron Klein
SANRAD

Dave Thompson wrote:

> Julian,
>
> A version negotiation scheme was suggested by Mark Bakke's 29 Jun 2000 e-mail.
>
> > Logins for iSCSI draft 03 might benefit from the following additions:
> >
> > 1. Version number text fields should be placed in both login requests
> >    and responses.  the request could either specify the version of the
> >    protocol the initiator wishes to run, or perhaps a list of versions
> >    that the initiator is capable of running.
> >
> > Version: 1.0
> >
> > -OR-
> >
> > Version: 1.0 1.1 1.2
> >
> >   The target would then choose the highest version that it supported
> >   in common with those requested, and return it in the response:
> >
> > Version: 1.1
>
> Is there any plans to support a mechanism like this in the next iSCSI draft?
>
> In addition, perhaps a one byte field in the login command and response headers
> (byte 3?) could be added which would contain the major protocol version number.
> This could then be used to determine the proper format of the header in cases
> where major header layout changes occur (e.g. the last draft's size change from
> 40 to 48 bytes).
>
> --
> Dave Thompson
> NuSpeed, Inc.
> dave.thompson@nuspeed.com