North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: BGP announcements and small providers
If the downstream customers are not multihomed, there's no reason to run BGP with them; a simple default/static will work just fine. Also, if you suballocate addresses to them from within your address space, you can aggregate them. This is generally considered a Good Thing. - paul At 08:06 AM 2/25/97 -0500, Avi Freedman wrote: > >I think the general feeling is that if the customer is multi-homed, there's >going to be another route announcement for them anyway - whether it's a >/23, /24, or /16 or /17. > >If the customer isn't multi-homed, and you're their only path, then: > >a) If you BGP with them and pass it on to the global 'net, that path > will flap if the line goes up or down. This is considered bad. > >b) There's no point, if that route is out of your address space, in > announcing the more specific if there's no extra path to them if > their connection to you goes down. > - - - - - - - - - - - - - - - - -
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