Their ISP may also have used BGP Confederations at the edge to those
customers?
Darren
Brad Ellis wrote:
> Sounds like you guys were doing IBGP...
>
> -B
> "Dan West" <[EMAIL PROTECTED]> wrote in message
> [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > My former employer (an ISP) had BGP peering with our
> > upstream provider(Telco). As I understand it so far,
> > BGP4 is used to advertise routes between autonomous
> > systems. One day I ran a web-based traceroute to my
> > old haunt and it showed them having the same
> > autonomous system number as our bandwidth provider.
> > Were we unnecessarily using BGP? I don't understand
> > why our telco and we (the ISP) had the same AS number.
> >
> >
> > Am I misunderstanding the purpose of the AS number in
> > BGP?
> >
> > Many thanks.
> >
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