[routing-wg]RE: a (perhaps) naive question...
Paul Francis francis at cs.cornell.edu
Wed Sep 24 22:01:31 CEST 2008
Actually, never mind, I got the answer (and feel a bit stupid for not knowing it in the first place). PF > -----Original Message----- > From: Paul Francis > Sent: Wednesday, September 24, 2008 3:16 PM > To: Routing WG > Subject: a (perhaps) naive question... > > > > I was wondering the other day why we don't do aggregating in > BGP along the lines of registry assignments. For instance, > what stops the set of ISPs within Europe from from taking the > 15 or 20 prefixes given to RIPE by IANA, and collectively > aggregating those prefixes when advertising to non-RIPE ISPs? > It seems to me that they could advertise all of their AS#'s > as a huge AS-set for these prefixes. > > Is there a technical issue that prevents this, or does the > organizational effort needed simply outweigh the benefit that > would accrue? > > PF >