From: stephen skinner (stephenski@gmail.com)
Date: Fri Jun 03 2005 - 17:14:56 GMT-3
ok .
thanks for that ..
so how do i get R1 to see the default router coming from either R6 or R7
and not R2/3
any idea`s
if i need to change the area it`s ok ..j ust need to get it done
On 6/3/05, Zouta oxpf <zouta.oxpf@gmail.com> wrote:
>
> Steve,
>
> 1. From your topology, R1, does not need the NO-SUMMARY keyword,
> because it is not an ABR.
> 2. The default route route that R1 is seeing, is the ones generated by
> R3 and R2 because of the NO-SUMMARY keyword with their nssa config,
> and since this default is a type 3 LSA (inter-area), it will be
> preferred to the E1 default coming from R5 or R6 irrespective of the
> status of R5 or R6.
>
> HTH
> ZO.
>
> On 6/3/05, stephen skinner <stephenski@gmail.com> wrote:
> > guys gere is my senario
> > r1 --------R3--------------R6
> > |
> > ------------R2------------R7
> > remote router R1... it has two tunnel`s to two central site routers R3
> and
> > R2
> > R3 and R2 are lan connected to R6 and R7
> > R1 OSPF AREA 1 NSSA NO-SUMMARY
> > R2 OSPF AREA 1 NSSA NO-SUMMARY + OSPF AREA 0
> > R3 OSPF AREA 1 NSSA NO-SUMM + OSPF AREA 0
> > R6 OSPF 0 + BGP
> > R7 OSPF 0 +BGP
> > so R6/7 are my ASBR`s and R2/R3 are my ABR`s
> > R2/3/6/7 on lans and connected usign tunnels
> > R6 and R7 advertise a default route in ospf ...
> > default-infromation originate type 1
> > r2 and r3 pick this ok ...
> > if either r6 or r7 goes offlline then r2/r3 use alternative path..
> > GREAT
> > R1...hmm
> > does not get default route if R7 goes down
> > R2/3 see the default as O/E1
> > R1 sees default route as O/IA ????
> > any idea`s why the default route is bieng seen as internal and not
> external
> >
> > there is no DR on the network
> > TIA steve
> >
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