From: Champika G (693455@gmail.com)
Date: Wed Sep 12 2007 - 08:29:50 ART
The return path for (2) should be R1->R2->R4->L2SW2->L2SW1->R3 &
The return path for (3) should be R1->R4->R2>L2SW1->R3.
Under normal circumstances R3 should route via R2-R1 link. So
essentially R2 is the primary router.
On 9/12/07, Champika G <693455@gmail.com> wrote:
> THe drawing was not very clear.
> THe connections are;
>
> R1-R2 : p2p link
> R1-R4 : p2p link
> R2-R4 : p2p link
> R4-L2SW2 : L2 on SW
> R2-L2SW1 : L2 on SW
> L2SW2-R5 : L2 on SW
> L2SW1-L2SW2 : Trunk
> L2SW1-R3 : L2 on SW
> R3-R5 : p2p link
>
>
>
> On 9/12/07, Champika G <693455@gmail.com> wrote:
> > Hi Guys
> > Yes it works that way. I was trying a distribute list out in R2. Silly
> > me. Should have known better!!!!
> > Actually my original scenario is as below. I was trying to achieve
> > fault tolerent routing in R3 & R5.
> > Two new routers R4 & R5 are there seperated by a L2 switch. Switch to
> > switch is a trunk.
> > Area 1 is still a Totally stub area.
> > Conditions are;
> > (1) R3 is the HSRP active for ethernet segment vlans
> > (2) Incase of a link failure bet. R2-L2SW the traffic should be routed
> > R3->L2SW1->L2SW2->R4->R2->R1. The return path should be the reverse.
> > No asymetrical routing is allowed.
> > (3) If R1-R2 link is down traffic should be rerouted via
> > R3->L2SW1->R2->R4->R1. Return path should be the reverse. Again no
> > asymetric routing.
> > (4) R1 is the ABR.
> >
> > The question is if (2) or (3) happens the return path does not follow
> > the same outgoing path. How do i achieve that? Any thoughts
> >
> > ========(area 1)R4(area 1)==L2SW2==(area 1)R5-Vlans
> > || || ||
> > ||
> > ==(Area 0)R1(area 1)==(area 1)R2(area 1)==L2SW1==(area 1)R3-vlans
> >
> >
> > On 9/12/07, Champika G <693455@gmail.com> wrote:
> > > Dear All
> > >
> > > I have a situation where i want to stop the default route from
> > > propagating down to R3.
> > > R1 is the ABR and area 1 is a totally stub. R1 (ABR) injects a default
> > > to Area 1 and this default i can see in R3 as well.
> > > I want to stop R3 recieveing this default. ANy ideas how this can be
> > > done. I tried several methods but they did not work.
> > >
> > > OSPF
> > >
> > > ==(Area 0)R1(area 1)==(area 1)R2(area 1)==(area 1)R3
> > >
> > > Regards
> > > Champ
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