On Fri, Jun 21, 2013 at 01:56:02PM -0600, Michael McConnell wrote: > As the IPv4 space get smaller and smaller, does anyone think we'll see > a time when /25's will be accepted for global BGP prefix announcement. > The current smallest size is a /24 and generally ok for most people, but > the crunch gets tighter, routers continue to have more and more ram will > it always be /24 the smallest size?
RAM != FIB. The forwarding hardware is generally going to be the limit, and that's going to be painful enough as we approach a half million prefixes. You couldn't even consider such a thing until after that pain point. --msa