Re: iSCSI: Login clarification

[Yaron Klein <klein@sanrad.com>]

Raghavendra,

In the login phase, all negotiation of parameters is done in and only in the login
phase. This is due to security and practical reasons.

Regards,

Yaron

Raghavendra Rao wrote:

> Julian,
>
> In the current draft, in section 2.2.3 on iSCSI login, it is stated at the
> end of the section:
>
>      Any message sent on a TCP connection before this connection gets into
>      full feature phase at the initiator should be rejected by the initiator.
>      A message reaching a target on a TCP connection before the full feature
>      phase will be rejected with an iSCSI check condition.
>
> I'm somewhat surprised by the choice of check condition as a means to indicate
> rejection before the full feature phase begins - If we continue to choose such
> mechanisms, somebody might pollute this space with a need of transport
> related/based sense keys or ASC, ASCQs to fully qualify a check condition.
>
> I tend to believe that until the full feature phase begins, the negotiations
> are at the transport level (iSCSI), and as such an iSCSI message to indicate
> rejection might be more appropriate ?
>
> -JP