From: Paul (p_chopin@xxxxxxxxx)
Date: Thu Jun 06 2002 - 03:06:26 GMT-3
That's interesting idea. I wonder if it's gonna work?
Thanks
Paul
--- Nick Shah <nshah@connect.com.au> wrote:
> Paul, you can tweak the router-id's here and get a
> solution....
>
> Here's what you can do, check the ospf router-id &
> bgp router-id's for R2 &
> R3, say for example ospf router-id on R2 is 2.2.2.2
> & the bgp router-id on
> R3 is 3.3.3.3, this will most likely be the cause of
> where your synch will
> fail. What you can do is manually configure the BGP
> router-id on R3 to be
> 2.2.2.2 (bgp router-id 2.2.2.2) . Now the prefix
> recd. from R2 via iBGP &
> from R3 via IGP will bear same router-id's
>
> ps. I havent labbed it yet, but I think this will
> work
>
> rgds
> Nick
> ----- Original Message -----
> From: "Fong, Eddy" <Eddy.Fong@hp.com>
> To: "Paul" <p_chopin@yahoo.com>;
> <ccielab@groupstudy.com>
> Sent: Thursday, June 06, 2002 3:17 PM
> Subject: RE:
>
>
> > I think we have come across this issue before.
> Anyway, it's because the
> IGP route 200.100.100.0/24 is from R2. But the iBGP
> route is from R3. When
> you have OSPF as IGP and want to syn with BGP, the
> route originator R-Ids
> have to be the same. Otherwaise it's not
> synchronized and, hence, not
> advertise to R5.
> >
> >
> > -----Original Message-----
> > From: Paul [mailto:p_chopin@yahoo.com]
> > Sent: Thursday, June 06, 2002 10:59 AM
> > To: ccielab@groupstudy.com
> > Subject:
> >
> >
> > Hi group,
> > I just run into another interesting little
> problem.
> > I have R1-R2---R3
> > | |
> > \ /
> > R4---R5
> > R1 is running RiP. R2,R3,R4,R5 are running ospf.
> R2 is
> > redistributing rip into ospf domain.R1 is
> inserting
> > route 200.100.100.0/24 to BGP through network
> > statement and Redistributing this route into Rip
> as
> > well. R1 is in AS1 , R2 in AS3, and R5,R4,R5 in As
> > 3.EBGP sessions R1-R2, R2-R3. IBGP sesions R3-R4,
> > R4-R5. R4 is route reflector.Synch is enable on
> all
> > the routers.Question is why on R4 BGP table says,
> that
> > route 200.100.100.0/24 is not synchronized even
> it's
> > known through ospf and is not being pushed to R5.
> > All routers have hard coded identical routers id
> in
> > ospf and BGP.
> > I've been struggling almost a week with this one.I
> > searched and read white papers on CCO - I still
> don't
> > understand.I'm missing really something
> important.
> > Can you help?
> > Paul
> >
> >
> >
> >
> >
This archive was generated by hypermail 2.1.4 : Tue Jul 02 2002 - 08:12:26 GMT-3