Quoting RFC2860 [Re: I-D Action:draft-azinger-scalable-addressing-00.txt]

[Tony Li]

> Apart from this: I have confidence in the hardware vendors to increase
> TCAM sizes sufficiently in the future - generation by generation, of
> course, because they want to sell us a new box every other year.


Just a thought: are you prepared to pay the power bill for this?  The power consumption of a TCAM is proportional to its size.  Your power bill now scales with the size of the DFZ table.  And Moore's law doesn't apply to power.  ;-)

Tony