[c-nsp] Internet inside a VRF?

[Jason Lixfeld]

On 2012-03-15, at 8:29 AM, Oliver Boehmer (oboehmer) wrote:

> useful, yes, but could also be expensive.. the more different services
> you come up with, the more different routing table views you need to
> provide, the more VRFs you need, and the more VRFs you have on a PE, the
> more route duplication (on both control and forwading plane) you need to
> do.. with the current Internet table size, this quickly becomes a
> problem.

It's only expensive supposing you duplicate the Internet routing table a whole heap of times.  If Internet goes right into a VRF and you have two more VRFs with, say, < 200 routes each, there's no way an ASR9k or a 7600 won't handle that.