[c-nsp] WS-X6704-10GE, WS-X6708-10GE

Saku Ytti saku at ytti.fi
Fri Mar 2 06:50:11 EST 2012


On (2012-03-02 12:07 +0100), Łukasz Bromirski wrote:
 
> Essentially, traffic from one Fabric ASIC to the ports on the
> belonging the the same Fabric ASIC will be switched locally if of
> course there's a DFC installed.

You don't need DFC for this, DFC has nothing to do with moving actual bits,
it is just for lookups.
So without DFC, you're still asking over DBUS from SUP PFC about egress,
but once answer from RBUS comes, you're copying inside the linecard the
packet to egress, without going through fabric.

-- 
  ++ytti


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