From: Nadeem Ansari (nadeem.ansari574@gmail.com)
Date: Sat Feb 28 2009 - 08:13:25 ARST
Can we have some topoligical information about how DCs are interconnected
and how SPs are connected to your DCs...I mean physical topology you have
Regards
Nadeem
On 2/27/09, 4g1vn <shaun.gomez@gmail.com> wrote:
>
> Hi Group:
> I have quite the exercise from one of my clients. They currently have
> an MPLS WAN with SP(A). They are thinking about bringing a second SP(B)
> online with MPLS connectivity to 3 of their data center locations. The
> issue
> is that they have 300 other locations on SP(A) and would like an alternate
> path through SP(B) in the event of a link failure at one of the data
> centers. Let's say that SP(A) AS is 1 and SP(B) AS is 2, the customer
> remotes are private ASN's (63512-65535). The SP PE's BGP table will show
> SP(A) public AS path in the BGP table and conversely SP(B) will see the
> public AS of SP(A) and will not allow those paths through. I have created a
> GRE tunnel and eBGP peering through SP(B) and filter out the public AS path
> on the customer CE and that seems to work. I'm just curious if this is a
> solid solution? Does the good folks at GS have a better recommendation for
> handling this other than multi-homing every site?
>
> Thanks,
> Shaun
>
>
> Blogs and organic groups at http://www.ccie.net
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
Blogs and organic groups at http://www.ccie.net
This archive was generated by hypermail 2.1.4 : Sun Mar 01 2009 - 09:44:13 ARST