nanog mailing list archives
Re: soBGP deployment
From: Bill Woodcock <woody () pch net>
Date: Thu, 26 May 2005 08:10:35 -0700 (PDT)
On Thu, 26 May 2005, Todd Underwood wrote: > the scalability problem, as i understand it (not at all an expert > here) is that routers won't currently handle such a list with regexps > very well. apparently, ciscos will not allow filtering advertisements > on a combination of prefix + as-path regexp at all and junipers will, > but the perception is that they will not scale to a list of 300-500K > (which is the union of routes in global tables without any > consolidation). if you could consolidate all equally originated > prefixes under their covering supernets and still adequately filter, > that number would be *much* smaller, obviously. Or if you could do it based on atoms rather than prefixes. But atoms have been looking like a trickier concept than I first thought, as we've started to look at them. -Bill
Current thread:
- Re: the problems being solved -- or not, (continued)
- Re: the problems being solved -- or not Pekka Savola (May 24)
- Re: the problems being solved -- or not Tony Li (May 24)
- Re: soBGP deployment Randy Bush (May 24)
- Re: soBGP deployment Tony Li (May 24)
- Re: soBGP deployment Daniel Karrenberg (May 25)
- Re: soBGP deployment Tony Li (May 25)
- Re: soBGP deployment Jeroen Massar (May 26)
- Re: soBGP deployment william(at)elan.net (May 26)
- Re: soBGP deployment Todd Underwood (May 26)
- Re: soBGP deployment Bill Woodcock (May 26)
- Re: soBGP deployment Bill Woodcock (May 26)
- Re: soBGP deployment Steve Gibbard (May 25)
- Re: soBGP deployment Tony Li (May 25)
- Re: soBGP deployment Steve Gibbard (May 25)
- Re: soBGP deployment Todd Underwood (May 26)
- Re: soBGP deployment Daniel Golding (May 26)
- Re: soBGP deployment Randy Bush (May 26)
- Re: soBGP deployment Tony Li (May 26)
- Re: soBGP deployment william(at)elan.net (May 26)
- Re: soBGP deployment Todd Underwood (May 27)
- Re: [s,o]BGP deployment bmanning (May 27)