From: navaid@rogers.com
Date: Sat Sep 27 2003 - 17:49:35 GMT-3
I am also using peer-group on RR.
>
> From: <navaid@rogers.com>
> Date: 2003/09/27 Sat PM 04:41:18 EDT
> To: <Ken.Farrington@barclayscapital.com>, <ccielab@groupstudy.com>
> Subject: Re: RE: BGP next-hop-self on a Route Reflector
>
> Ken,
> I have also observed same before, But today when I configured it is working fine.
> The only difference is:
> 1. IOS version.
> 2. I am using loopback for IBGP peering.
>
> My IOS version is: ON RR: 12.2(1b)
> ON RR-Client: 12.2(15)T5
>
> Navaid
>
> >
> > From: Ken.Farrington@barclayscapital.com
> > Date: 2003/09/27 Sat AM 10:27:35 EDT
> > To: ccielab@groupstudy.com
> > Subject: RE: BGP next-hop-self on a Route Reflector
> >
> > RR
> > +----+
> > +---------| R1 |-----------+
> > | +----+ | |
> > | | |lo0 4.4.4.4
> > +----+ +----+ lo0 1.1.1.1 |
> > | R2 | All in AS 555 | R3 |------------------ +----+
> > +----+ +----+-------------------------| r4 | AS600
> > RRc RRc EBGP +----+
> >
> >
> > Guys, I have added an EBGP peer to the R3 router and advertising 4.4.4.4 via
> > eBGP.
> > The next hop I get on R3 for 4.4.4.4 is that of the ethernet on R4.
> >
> > So I set the next-hop-self on the R3 to R1 link and that sets the next-hop
> > to the R3 ethernet link to R1.
> >
> > So does the next hop-self command only work on iBGP peers when the route is
> > learned from eBGP?
> >
> > ???? im am a little confused?
> >
> >
> >
> > -----Original Message-----
> > From: Ken.Farrington@barclayscapital.com
> > [mailto:Ken.Farrington@barclayscapital.com]
> > Sent: 27 September 2003 14:38
> > To: ccielab@groupstudy.com
> > Subject: BGP next-hop-self on a Route Reflector
> >
> >
> > Good morning all,
> >
> > RR
> > +----+
> > +---------| R1 |-----------+
> > | +----+ |
> > | |
> > +----+ +----+ lo0 1.1.1.1
> > | R2 | All in AS 555 | R3 |------------------
> > +----+ +----+
> > RRc RRc
> >
> > I have the following above, and I am I am learning the 1.1.1.1 network via
> > iBGP on R1 from R3 and this is being reflected to R2, but the R2 router is
> > not putting this into it's routing table because the next hop in the BGP
> > table is unreachable.
> >
> > So I tried to put on bgp next-hop-self on the RR (R1) to the neighbor for R2
> > but this has no affect.
> >
> > I have never use RR before with the next-hop-self and assume now that this
> > does not would and I will have to use another method of setting the next hop
> > when the route reflects from R1 to R2.
> >
> > Can one of you techies, please let me know if this is fact, that
> > next-hop-self is a no go on RRs?
> >
> > Many thx indeed,
> > Ken
> >
> >
> >
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