Chris Allen wrote:
> 
> Yes you can!!!  I am going to assume that each AS is a different ISP???  So
> the only thing keeping you from doing this would be ISP guidelines, some
> ISP's might not want you to advertise like this.
> 
> You will have to disable automatic route summarization....
> no auto-summary
> 


OK. And, in this case, how will you advertise those two sequences of
IP-addresses?
I mean the "network ..." command.
Since they aren't ^2-sequences...


> Pros and Cons....
> 
> All the Pros are for you!!  You get to have a network broken up and better
> use of IP addresses....
> 
> The Cons fall on the ISP's and the Internet, they lose the abillity to
> summarize routes so there is now one more route on the internet backbone.
> 
> Chris - CCNP
> 
> Ronnie Tootle <[EMAIL PROTECTED]> wrote in message
> [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > Can you take a class "B" address, split it in half, and advertise each
> > half from two different AS's  using BGP version 4? If so, what are the
> > pro's and con's?
> >
> > thanks
> >
> >
> > example:
> >
> > 128.160.1.x to 128.160.150.x --AS 4857
> > 128.160.151.x to 128.160.255.x--AS 5898
> >
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