RE: ISCSI: Urgent Flag requirement violates TCP.

["Y P Cheng" <ycheng@advansys.com>]

> -----Original Message-----
> From: owner-ips@ece.cmu.edu [mailto:owner-ips@ece.cmu.edu]On Behalf Of
> Silvano Gai
>

> >For example, if the following iSCSI messages are sent:
> >
> >Command A sent to target  ->
> >Command B sent to target  ->
> ><- target sends data/status for command A
> ><- target sends data/status for command B
>
>
> In the previous example, if Command A and Command B are
> transmitted in the same segment, do you care to specify if the
> urgent pointer points to the first or second command?

Always points to the first.

The urgent pointer is to help the iSCSI implementation to identify the iSCSI
message.  Once we know the boundary for command A, it does not take rocket
science to determine where command B starts.

Y.P.