[RE: [nsp] Retaining EIGRP metrics when using BGP]

Temkin, David temkin at sig.com
Tue Jan 6 13:49:46 EST 2004


Ok, you made it sound like this was for a single site or something, not
for a large deployment.

-----Original Message-----
From: Jim Brunetti [mailto:jim.brunetti at usa.net] 
Sent: Tuesday, January 06, 2004 1:37 PM
To: Temkin, David; Jim Brunetti; cisco-nsp at puck.nether.net
Subject: Re: [RE: [nsp] Retaining EIGRP metrics when using BGP]


Can't do that.  This is an MPLS VPN with many sites running parallel to
a bunch of point-to-points.  Running a full mesh of GRE tunnels negates
the benefits of the VPN.

"Temkin, David" <temkin at sig.com> wrote:

> Silly suggestion - run a GRE tunnel between the two to directly 
> exchange EIGRP information?
> 
> 
> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net 
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Jim Brunetti
> Sent: Tuesday, January 06, 2004 12:44 PM
> To: cisco-nsp at puck.nether.net
> Subject: [nsp] Retaining EIGRP metrics when using BGP
> 
> 
> Is it possible to transport EIGRP metrics across a BGP backbone?
> 
> D       128.103.1.0 [90/307200] via 128.104.1.1, 00:07:23, Ethernet0/0
> 
> D       128.102.1.0 [90/412300] via 128.104.1.1, 00:07:23, Ethernet0/0
> 
> These two routes are in Router 1.  Router 1 and Router 2 connect to 
> each other using eBGP with many transit AS's in between.  Router 2 
> redistributes BGP back into EIGRP.  Is there any way for router 2 to 
> see the metric 307200 for network 128.103.1.0 when it is redistributed

> from BGP into EIGRP and 412300 for network 128.102.1.0 when it is 
> redistributed from BGP into EIGRP (basically making the entire BGP 
> cloud look like a private line)?
> 
> 
> 
> 
> 
> jim.brunetti at usa.net
> 
> 
> 
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jim.brunetti at usa.net





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