[c-nsp] BGP table growth and memory

[Pete Templin]

David J. Hughes wrote:

> Correct.  However, lots of people do still advertise their aggregates. 
> If they announce the /19 as well as the 32 * /24's then we drop the 
> /24's in favor of the /19.  Sounds like nirvana to me (and might keep 
> your older NPE's running much, much longer).

But what if the /19 goes away but the /24s remain?  If you've discarded 
them, you have no way to know that you can reinstall them, and now 
you've lost connectivity to that site when the rest of us still see it.

pt