[j-nsp] eBGP with internet provider from DataCenters

Michael Hallgren m.hallgren at free.fr
Fri Nov 15 12:22:36 EST 2013

Oups..., resend after ML police pointed out that message was too heavy.


Le 15/11/2013 18:14, Michael Hallgren a écrit :
> Le 15/11/2013 17:53, Yham a écrit :
>> can you comments on how AS-confederation will benefit more over
>> having all BRs part of single public AS with iBGP peering with neighbors.

> cBGP (or whatever we call it) between your sub-AS would allow you to
> nicely, more flexibly than with IGP, manage how traffic flow between them.

>> Datacenter-1 one is already on public AS so it will be difficult to
>> make changes.

> Right. It's a good thing to introduce AS-confed early. Later migration
> may be a PITA...
> mh

>> The only reason with two AS is architectural complexity when you
>> suggest one AS for both DCs or do you think any routing issues can
>> also be encounters.
>> On Fri, Nov 15, 2013 at 11:40 AM, Dave Curado <davec at curado.org
>> <mailto:davec at curado.org>> wrote:
>>     Hi Yham,
>>     Yes, with that link between the BR-1/BR-2 pair, I would tend to
>>     make them one AS.
>>     I just like keeping things as straight-forward as I can.  =-)
>>     But using different ASes would work as well.
>>     That said, Michael Hallgren suggested doing an AS-confederation. 
>>     I think that's a great
>>     idea to consider.
>>     Thanks,
>>     Dave

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