[c-nsp] Is the 6704 really as terrible as everyone says?

Nick Hilliard nick at foobar.org
Thu Dec 2 11:47:03 EST 2010


On 02/12/2010 15:56, chip wrote:
> There's no oversubscription on the 6704 either.

Actually, there is.  You cannot run line rate at small packet sizes between 
ports 1&2 or 3&4, because the ASIC doesn't have enough horsepower to do 
this.  You can run line rate @64 byte packets if you go over the fabric, 
though.  And things get more interesting when you start doing funky stuff 
with mpls and recirculation and all that.

Nick


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