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Re: The ol' upstream workaround [WAS:Policies: Routing a subset...]

  • From: Jesper Skriver
  • Date: Sun Apr 09 13:44:50 2000

On Sat, Apr 08, 2000 at 11:46:40PM +0100, Brian Candler wrote:
> On Fri, Apr 07, 2000 at 10:18:22PM -0400, Brian Wallingford wrote:
> > This was a relatively attractive option several years ago, when
> > bgp-capable routers were expensive enough to limit their practical
> > availability to large-ish companies.
> > 
> > Considering the current pricing on proven BGP-capable routers (i.e., with
> > careful prefix filtering, even a 26xx can take full routes from a few
> > peers/upstreams), what's the point of this method now?
> Conservation of AS numbers. However, looking at the CIDR report, there seem
> to be plenty of those left for now. IP addresses don't seem to be a problem
> for now either.

But how does this apply if 20% of all (large or medium sized) companies start
to multihome, which is what we see here ...


Jesper Skriver, jesper(at)skriver(dot)dk  -  CCIE #5456
Work:    Network manager @ AS3292 (Tele Danmark DataNetworks)
Private: Geek            @ AS2109 (A much smaller network ;-)

One Unix to rule them all, One Resolver to find them,
One IP to bring them all and in the zone to bind them.