[c-nsp] Inbound redundancy with two ISPs

[Peter Nyamukusa]

Hi

> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-
> bounces at puck.nether.net] On Behalf Of The Father
> Sent: 01 November 2007 02:45 PM
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] Inbound redundancy with two ISPs
> 
> One of our customers is looking to us to provide a failover method for
> their two internet access links.  Normally this wouldn't be a problem
> but the customer has public IPs that were assigned to them from ISP-A
> (we're ISP-B) and they use them for servers behind ISP-B's connection.
> They would like it so that when ISP-A goes down, the link that we
> provide becomes primary and inbound and outbound traffic.  Does anyone
> know of a Cisco (or other vendor) solution that could take care of

How about creating 2 static default routes, yours would have a higher AD
then put your IP as a secondary if your using the same link interface for
both ISP connections

Hope this helps

Cheers

Peter
 
> this?  I've tried explaining that for customers in these situations,
> BGP
> and public ASN/CIDR blocks are what's normally required for this to
> work.
> 
> Thanks.
> 
> Jose
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