Re: [isp-bgp] BGP and policy based routing question

[Pete Templin <petelists@...>]

David J. Hughes wrote:

> OK, well you'll have a better chance of getting it to work then ;)
>
> But, not much better.  It's standard policy for just about every
> transit provider to block advertisements that are worse than a
> /24.  There is basically zero chance of you advertising a /26
> from provider A's space into provider B and having it ...
>
> 1) accepted by provider B
> 2) accepted by provider B's peers and/or transit providers
>
> Looks like you need to go to you local RIR and get some portable
> address space of your own rather than using provider A's space.
With all due respect, do people not read the original poster's email? 
He's got name servers in a legacy /26 that he can't announce because of 
the prefix length, and he's just trying to get packets out from that 
network.  He's policy routing so it always leaves by ISP A.

pt






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