North American Network Operators Group
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Re: BGP announcements and small providers
- From: Paul Ferguson
- Date: Tue Feb 25 08:33:42 1997
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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