On Thu, Jul 19, 2012 at 3:28 PM, Jennifer Pruett <jennypruet...@gmail.com>wrote:

> Question for any BGP guru's; we have a couple of ASR routers as our border
> routers which are advertising a few /19's. The question is not directly
> related to the ASR hardware, but the
> process and best practice of aggregating PI assigned space. If we advertise
> our /19's via ISP1 and ISP2 and then introduce ISP3 and only advertise a
> /24 from one
>

 Hi Jennifer,

You will need to advertise to:

ISP1 1x/19 and 1x/24
ISP2 1x/19 and 1x/24
ISP3 1x/24

Regards

Andrew
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