[c-nsp] 'Simple' BGP multi homing

Adam Greene maillist at webjogger.net
Wed May 20 08:54:28 EDT 2009

Hi Chris,

Yes, in general, what you propose sounds feasible ...


----- Original Message ----- 
From: "ChrisSerafin" <chris at chrisserafin.com>
To: <cisco-nsp at puck.nether.net>
Sent: Tuesday, May 19, 2009 2:00 PM
Subject: [c-nsp] 'Simple' BGP multi homing

>I have 2 ISPs connecting at my data center at the moment, both with 
> simple basic static routes, and I would like to multi-home them to 
> provide redundancy in the event one goes down.
> I have created a simple diagram here: http://chrisserafin.com/WAN-BGP.jpg
> I have a few assumptions, so let me know if I'm on the correct page:
>    * I will need to get both routers setup for BGP peering to their ISPs
>    * I will need to request/buy a new IP block and AS from ARIN that
>      both routers will advertise
> I'm hoping I can 'lab this up' if both routers have spare 
> (gig/fa)ethernet ports...sound possible?
> Thanks
> --chris
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