Re: iSCSI Data Integrity - Digests

[Matt Wakeley <matt_wakeley@agilent.com>]

Michael Krause wrote:
> 
> The following describes three alternatives for iSCSI data integrity.

> Alternative 1 (Highest preference):
> 
>    * An iSCSI PDU shall be restricted to a single TCP segment.  Multiple
>      iSCSI PDU may be present within the same TCP segment but none shall
>      span multiple segments.

> Alternative 2 (middle preference)
> 
>    * An iSCSI PDU shall be restricted to a single TCP segment.  Multiple
>      iSCSI PDU may be present within the same TCP segment but none shall
>      span multiple segments.

Mike,

While your suggestions do not require a change to the way TCP looks on the
wire, it requires a change in the TCP API. You are going down a rat hole that
we've already attempted, and were repudiated by the TCP gods.

-Matt