Re: BGP full mesh

From: Carlos G Mendioroz (tron@huapi.ba.ar)
Date: Wed Apr 16 2008 - 11:07:18 ART

Then you have another set of issues because one side will not learn
the other side routes, unless you take countermeasures...
If you want to learn about this, look for BGP issues in MPLS
deployments.

-Carlos

John @ 16/4/2008 10:53 -0600 dixit:
> Just a little more clarification. There is no peering between the 2
> discontiguoius AS 100's. I guess you can treat them as seperate AS's
> since there is no peering between them. I'll have to do a little research
> ----- Original Message ----- From: "Carlos G Mendioroz" <tron@huapi.ba.ar>
> To: "Joseph Brunner" <joe@affirmedsystems.com>
> Cc: "'John'" <jgarrison1@austin.rr.com>; <ccielab@groupstudy.com>
> Sent: Wednesday, April 16, 2008 3:19 AM
> Subject: Re: BGP full mesh
>
>
>> Joe,
>> when "peering over" the foreign as, you will encounter the same issues
>> as when peering non BGP talkers inside the AS, namely, the possibility
>> of looping traffic.
>> -Carlos
>>
>> Joseph Brunner @ 15/04/2008 23:34 -0300 dixit:
>>> You don't want to enable sync if every router is running bgp -
>>> period. No
>>> need.
>>>
>>> You can just "peer over" the middle as, and choose points to run ebgp
>>> with
>>> that middle as. IBGP neighbors do not need to be directly connected.
>>>
>>> I'm sure others will offer you some confederation solutions to this...
>>> Others will proffer the local-as menagerie of commands.
>>>
>>> -Joe
>>>
>>> -----Original Message-----
>>> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
>>> Of John
>>> Sent: Tuesday, April 15, 2008 10:18 PM
>>> To: ccielab@groupstudy.com
>>> Subject: BGP full mesh
>>>
>>> If I have 2 groups of routers in the same as but seperated by a
>>> transit AS
>>> is
>>> full mesh required between the all the routers even though their
>>> seperated.
>>> Assume full mesh in between the routers in each group.
>>>
>>> Next, do you want to enable synchronization when you have a full mesh
>>> in an
>>> AS?
>>>
>>>
>>> Pass the CCIE in six weeks, Guaranteed!
>>> http://www.certscience.com/CCIE
>>> _______________________________________________________________________
>>> Subscription information may be found at:
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>>>
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>>>
>>>
>>>
>>
>> --
>> Carlos G Mendioroz <tron@huapi.ba.ar> LW7 EQI Argentina
>>
>>
>> Pass the CCIE in six weeks, Guaranteed!
>> http://www.certscience.com/CCIE
>> _______________________________________________________________________
>> Subscription information may be found at:
>> http://www.groupstudy.com/list/CCIELab.html
>
>
> Pass the CCIE in six weeks, Guaranteed!
> http://www.certscience.com/CCIE
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
>
>
>
> 

-- 
Carlos G Mendioroz  <tron@huapi.ba.ar>  LW7 EQI  Argentina

Pass the CCIE in six weeks, Guaranteed!
http://www.certscience.com/CCIE

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