iFCP: FC-BB exists, why invent something new?

[Matt Wakeley <matt_wakeley@agilent.com>]

Wayland Jeong wrote:
 
> The
> salient difference here which, in my mind makes the two proposals (iFCP and
> FCIP) difficult to reconcile, is the fact that iFCP does not require FC-BB.
> The devices on each side of the gateway are completely isolated from one
> another in the FC sense.

Ok, so iFCP is going to connect FCP devices.  FC-BB already exists to "bridge"
FC islands. FCIP appears to provide the FC-BB functionality (and is not
restricted to FCP). What does iFCP bring to the table that FC-BB does not
already provide?

-Matt