Re: MPLS CE, PE definition

From: Joe Astorino <jastorino_at_ipexpert.com>
Date: Sat, 1 May 2010 21:13:34 -0400

PS -- I used to work for a large international company with a global
MPLS environment. It was much like what you are describing -- managed
CE routers that ran BGP to the PE routers. We had only read access on
the managed CE routers. Unfortunately, all of our sites relied
basically on static routing (sigh) so on the CE router they basically
just advertised those static routes into BGP. Similarly, in your
setup the CE router probably learns a bunch of EIGRP routes and they
likely just advertise them into BGP with the network command....or
maybe redistribute depending on what exactly they want to accomplish.

On Sat, May 1, 2010 at 9:10 PM, Joe Astorino <jastorino_at_ipexpert.com> wrote:
> BGP makes it easier and more flexible for your provider. Many
> providers are not going to run an IGP with you at all, and that is
> what you are seeing. Not having at least read only access to their
> managed router is kind of ridiculous though...but that is a business
> decision that likely needs negotiated (AKA Layer 8 problem) : )
>
> On Sat, May 1, 2010 at 8:45 PM, Jack Router <pan.router_at_gmail.com> wrote:
>> Thanks to all for explanations.
>>
>> What is the benefit of running separate CE-PE protocol, instead of running
>> my EIGRP up to the PE ?
>>
>>
>> -----Original Message-----
>> From: Kambiz Agahian [mailto:kagahian_at_ccbootcamp.com]
>> Sent: 1-May-10 19:52
>> To: Ryan West; Jack Router
>> Cc: ccielab_at_groupstudy.com
>> Subject: RE: MPLS CE, PE definition
>>
>> Ryan,
>>
>> That box is a pure "managed CE".
>>
>> When they say BGP they don't mean MP-BGP, more than likely they just
>> mean BGP (the CE-PE routing protocol). So probably what you see is
>> something like this: EIGRP <-> BGP <-> MP-BGP <-> BGP <-> EIGRP.
>>
>> You can bother them by asking about the best convergence time they can
>> offer with their BGP MPLS peer :-D and then ask them to offer BFD on top
>> of that!
>>
>>
>> HTH
>>
>>
>> --------------------------
>> Kambiz Agahian
>> CCIE (R&S), CCSI, WAASSE, RSSSE
>> Technical Instructor
>> CCBOOTCAMP - Cisco Learning Solutions Partner (CLSP)
>> Email: kagahian_at_ccbootcamp.com
>> Toll Free: 877-654-2243
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>>
>>
>>
>>
>>
>>
>> -----Original Message-----
>> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
>> Ryan West
>> Sent: Saturday, May 01, 2010 8:09 AM
>> To: Jack Router
>> Cc: ccielab_at_groupstudy.com
>> Subject: Re: MPLS CE, PE definition
>>
>> CE implies no locally running MPLS and not neccessarily customer
>> controlled.
>>
>> Sent from handheld.
>>
>> On May 1, 2010, at 10:58 AM, "Jack Router" <pan.router_at_gmail.com> wrote:
>>
>>> Hello,
>>> We have an MPLS service managed by a provider. They have a router on
>>> our
>>> location and call it a CE. We do not have access to it. When I asked
>>> to show
>>> me the config they refused because this router runs BGP and contains
>>> confidential information. Provider confirmed that this router
>>> redistributes
>>> our EIGRP into their BGP. By my definition this is a PE even if
>>> located in
>>> our location, or am I missing something ?
>>> Thank,
>>>
>>>
>>> Blogs and organic groups at http://www.ccie.net
>>>
>>>
>> _______________________________________________________________________
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>> _______________________________________________________________________
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>>
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>> _______________________________________________________________________
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>>
>>
>>
>>
>>
>>
>>
>
>
>
> --
> Regards,
>
>
>
> Joe Astorino - CCIE #24347
> Sr. Technical Instructor - IPexpert
> Mailto: jastorino_at_ipexpert.com
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-- 
Regards,
Joe Astorino - CCIE #24347
Sr. Technical Instructor - IPexpert
Mailto: jastorino_at_ipexpert.com
Telephone: +1.810.326.1444
Live Assistance, Please visit: www.ipexpert.com/chat
eFax: +1.810.454.0130
IPexpert is a premier provider of Self-Study Workbooks, Video on
Demand, Audio Tools, Online Hardware Rental and Classroom Training for
the Cisco CCIE (R&S, Voice, Security & Service Provider)
certification(s) with training locations throughout the United States,
Europe, South Asia and Australia. Be sure to visit our online
communities at www.ipexpert.com/communities and our public website at
www.ipexpert.com
Blogs and organic groups at http://www.ccie.net
Received on Sat May 01 2010 - 21:13:34 ART

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