RE: Eigrp secondary address not being advertised !!

From: David (david_knot@xxxxxxxxx)
Date: Fri Jan 04 2002 - 09:08:56 GMT-3


   
You need "no ip split-horizon eigrp XX"

I.e. trun off Sp-H for particular EIGRP AS & not for
generic IP.

--- Ahmed Mamoor Amimi <mamoor@ieee.org> wrote:
> Quotes from tac about eigrp :
>
> Q. Does EIGRP support secondary addresses?
>
> A. EIGRP does support secondary addresses. Since
> EIGRP always sources data
> packets from the primary address, we recommend that
> you configure all
> routers on a particular subnet with primary
> addresses that belong to the
> same subnet. Routers will not form EIGRP neighbors
> over secondary networks,
> therefore, if all routers' primary IP addresses do
> not agree, problems can
> arise with neighbor adjacencies.
>
>
> -Mamoor
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com]On Behalf Of
> Jeongwoo Park
> Sent: Thursday, December 27, 2001 8:51 AM
> To: 'albert_ccie@yahoo.com'; ccielab@groupstudy.com
> Subject: RE: Eigrp secondary address not being
> advertised !!
>
>
> The secondary ip addresses are still not being
> learned by the other router
> even after "no ip split-horizon"
>
> any other idea?
> Anyway thanks for the reply Albert.
>
> JP
>
>
> -----Original Message-----
> From: Albert Lu [mailto:albert_ccie@yahoo.com]
> Sent: Wednesday, December 26, 2001 7:39 PM
> To: 'Jeongwoo Park'
> Cc: ccielab@groupstudy.com
> Subject: RE: Eigrp secondary address not being
> advertised !!
>
>
> A hint: "split horizon"
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com]On Behalf Of
> Jeongwoo Park
> Sent: Thursday, December 27, 2001 2:20 PM
> To: 'ccielab@groupstudy.com'
> Subject: Eigrp secondary address not being
> advertised !!
>
>
> I have the following situation: On a 4500 (Router A)
> ethernet interface I
> have the following addresses:
> 172.18.114.1 secondary
> 172.18.115.1 secondary
> 172.18.116.1
> all masks are 24 bits
> On the ethernet segment another router (Router B)
> with address 172.18.116.50
> with mask 24 bits. Both are running EIGRP and the
> process number is the
> same. Problem: Router B has all networks from Router
> A except for those
> declared as secondary addresses. Why is this? How
> can I see all secondary
> addresses configured in Router A at Router B's
> routing table?
> Thanks in advance.
>
> JP
>



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