From: Victor Cappuccio (cvictor@protokolgroup.com)
Date: Thu Aug 31 2006 - 18:00:00 ART
Is this your case?
http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a0080094051
.shtml
HTH
Victor.-
-----Mensaje original-----
De: nobody@groupstudy.com [mailto:nobody@groupstudy.com] En nombre de
ccie2k4
Enviado el: Jueves, 31 de Agosto de 2006 01:14 p.m.
Para: ccielab@groupstudy.com
Asunto: Re: OSPF Database Explanation
Hi Wayne,
Yes that is confusing me as well. i see that it is saying that the
advertising router is not reachable however I am able to get to the prefix
as well as the advertising router. i am running 12.4 code.
On 8/31/06, Wayne <ccie_lab@inetiq.com> wrote:
>
> Sorry, I missed the part about you being able to reach the box.
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> ccie2k4
> Sent: Thursday, August 31, 2006 1:10 AM
> To: Cisco certification
> Subject: OSPF Database Explanation
>
> Hi All,
>
> Could someone please help me in understanding what could be the reason
> that
> I am seeing "Adv Router is not-reachable" when I do a show ip ospf data
> asbr-summ. the part that is confusing me is that even though it says
> advertising router not reachable the prefix is in the routing table and
> also
> I can ping the advertising router. thx
>
> RTR-01#sh ip ospf data as
>
> OSPF Router with ID (192.168.1.1) (Process ID 100)
>
> Summary ASB Link States (Area 0)
>
> LS age: 1 (DoNotAge)
> Options: (No TOS-capability, DC, Upward)
> LS Type: Summary Links(AS Boundary Router)
> Link State ID: 192.168.1.2 (AS Boundary Router address)
> Advertising Router: 192.168.1.3
> LS Seq Number: 80000001
> Checksum: 0x5CC1
> Length: 28
> Network Mask: /0
> TOS: 0 Metric: 1
>
>
> Summary ASB Link States (Area 13)
>
> LS age: 954
> Options: (No TOS-capability, DC, Upward)
> LS Type: Summary Links(AS Boundary Router)
> Link State ID: 192.168.1.2 (AS Boundary Router address)
> Advertising Router: 192.168.1.1
> LS Seq Number: 80000003
> Checksum: 0x78A3
> Length: 28
> Network Mask: /0
> TOS: 0 Metric: 3
>
> Adv Router is not-reachable
> LS age: 898
> Options: (No TOS-capability, DC, Upward)
> LS Type: Summary Links(AS Boundary Router)
> Link State ID: 192.168.1.2 (AS Boundary Router address)
> Advertising Router: 192.168.1.3
> LS Seq Number: 80000003
> Checksum: 0x58C3
> Length: 28
> Network Mask: /0
> TOS: 0 Metric: 1
>
> Adv Router is not-reachable
> LS age: 863
> Options: (No TOS-capability, DC, Upward)
> LS Type: Summary Links(AS Boundary Router)
> Link State ID: 192.168.1.2 (AS Boundary Router address)
> Advertising Router: 192.168.1.100
> LS Seq Number: 80000003
> Checksum: 0xA6D1
> Length: 28
> Network Mask: /0
> TOS: 0 Metric: 67
>
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