[c-nsp] redistribute bgp subnet

Dan Letkeman danletkeman at gmail.com
Thu Aug 15 20:52:16 EDT 2013


Ok, found out that the subnet I was trying to use is not transfered over to
our ISP so nothing I was trying was working....It's all good now.


On Thu, Aug 15, 2013 at 4:28 PM, Darren O'Connor <darrenoc at outlook.com>wrote:

> You can run BGP with your customer. Set aside some of your address space
> for p2p customer links and the range you assign to the customer sits behind
> their router.
>
> Make your customers use private AS numbers and you ensure that those AS
> numbers are stripped outbound to your ISP. Of course you need to advertise
> an aggregate to your ISP.
>
> So something like this:
>
> /29 - [Customer Router]----BGP /30---- [Your router] --BGP-- [Your ISP]
>
> Darren
> http://www.mellowd.co.uk/ccie
>
>
> > Date: Wed, 14 Aug 2013 21:25:48 -0500
> > From: danletkeman at gmail.com
> > To: cisco-nsp at puck.nether.net
>
> > Subject: [c-nsp] redistribute bgp subnet
> >
> > Hello,
> >
> > Excuse my ignorance, as this is my first time working with BGP outside
> of a
> > lab.
> >
> > I am working on an ASR that is in use as a BGP peer to an ISP and also an
> > EIGRP neighbor to an internal network. I have setup this router for
> > NAT/PAT and all is working well for the internal private subnets. These
> > network are routed to the main public subnet based on the source ip
> range.
> >
> > Now there is also a separate public IP subnet that is set aside for
> > customer use and is being advertised via BGP to the ISP. What I would
> like
> > to do is route that subnet through the ASR to the customers site for use
> by
> > them.
> >
> > I'm sure this is very simple for most, but I'm not sure where to start.
> >
> >
> > Thanks for now.
> > Dan.
> > _______________________________________________
> > cisco-nsp mailing list cisco-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/cisco-nsp
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>


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