2 devices shouldn't have the same loopback ip. The loopback ip is
typically used as an ip to peer with and is not associated with a specific
interface. That is the reason it is used. I have only seen the decision
process get to that point once, and the details of the situation I don't
remember, its been a couple years.
Brian
On Thu, 12 Oct 2000 [EMAIL PROTECTED] wrote:
> Hey Group,
> I am studying for my BSCN and am starting on my journey into BGP
> (luckily I left a trail of bread crumbs to get out) ;) What I'm saying is
> that for the next couple weeks you may see me asking more than the usual
> amount of questions.
>
> I have one on the BGP Route Decision Process. In pages 168 & 169 of
> "Internet Routing Architectures," it gives the steps through attributes it
> takes when deciding between multiple routes to a destination. I wont list all
> of them but if you have the book you know what I'm talking about. If every
> attribute matches all the way down the list to the last one, the router with
> the highest IP or Loopback address will be the chosen one.
>
> This I understand perfectly and I know that it usually wouldn't even
> get this far down the list but I find myself again playing the devil's
> advocate. What if the loopbacks on both devices were the same? I know you
> could just change one but let's say you didn't. How would it finally make
> it's decision? Let's pretend everything was the same...would it just, ummm,
> pick one? Would it kinda just spin a wheel and see what it lands on kinda
> like telco's do to give an RFO? ;)
>
> Thanks ahead of time for responses folks...it's appreciated. Love your show.
>
> Mark Zabludovsky ~ CCNA, CCDA, 1/4-NP
> <A HREF="mailto: [EMAIL PROTECTED]">[EMAIL PROTECTED]</A>
>
> "If you need luck, apparently you're not prepared...Go study!"
>
> ~Mark Zabludovsky~
>
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