Re: EIGRP SOO

2nd try .. Can someone help me in understanding this

Thnx
Gaurav Madan

On Wed, Feb 9, 2011 at 7:43 PM, GAURAV MADAN <gauravmadan1177_at_gmail.com> wrote:
> Hi All
>
> I am reading MPLS fundamentals (Page 225) and I have following query :
>
> They have shown that SOO is added on PE router (PE-CE link) and on
> backdoor interface.
> My question is ; does this SOO attribute gets added to incoming as
> well as outgoing EIGRP routes on that interface ?
>
> i.e. if my f0/0 has soo 1:100 .... does that mean all EIGRP routes
> going out f0/0 will be tagged with soo = 1:100 and if any routes are
> coming IN f0/0 with soo = 1:100 ; these will be dropped ?
>
> If possible ; can someone please explain the flow of how routing loop
> is avoided in example given in book ?
>
> Many thanks in advance
> Gaurav Madan
>
>
> PS : I have also read the link
> http://wiki.nil.com/Multihomed_MPLS_VPN_sites_running_EIGRP
>
> It states : The Site-of-Origin is an extended BGP community attached
> to routes redistributed into MP-BGP from a PE-CE routing protocol. The
> routes marked with a SoO are not advertised over PE-CE interfaces
> having the same SoO,
>
> In the example given in MPLS fundamental book ; we are not applying
> this SOO to routes going in MP-BGP . We are applying it on non-core
> path itself . Can someone please explain .

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Received on Thu Feb 10 2011 - 12:25:00 ART