From: Julio Carrasco (julio.carrasco@ya.com)
Date: Tue Aug 14 2007 - 07:00:10 ART
I was using this command, cause the OSPF process is injecting two routes
(load balancing), and I wanted to install just one at the routing table, so
reducing the distance of the one that I wanted tobe installed in the routing
table, seemed a good idea.
Thanks !
----- Original Message -----
From: "Scott Morris" <smorris@ipexpert.com>
To: "'NET HE'" <he_net@hotmail.com>; <julio.carrasco@ya.com>;
<smorris@ipexpert.com>; <ccielab@groupstudy.com>
Sent: Tuesday, August 14, 2007 6:19 AM
Subject: RE: OSPF Issue with Distance
> Just one more note while I'm thinking about it... Let's assume there's
> more
> than one router injecting those networks into the area. Your distance
> command would need to reflect the router-id of the one who was WINNING the
> OSPF RIB election and being handed to the routing table.
>
> If you were picking the losing one, you'd not see any difference until the
> other router was shut off/removed.
>
> HTH,
>
>
> Scott Morris, CCIE4 (R&S/ISP-Dial/Security/Service Provider) #4713, JNCIE
> #153, CISSP, et al.
> CCSI/JNCI-M/JNCI-J
> VP - Technical Training - IPexpert, Inc.
> IPexpert Sr. Technical Instructor
>
> A Cisco Learning Partner - We Accept Learning Credits!
>
> smorris@ipexpert.com
>
> Telephone: +1.810.326.1444
> Fax: +1.810.454.0130
> http://www.ipexpert.com
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> NET
> HE
> Sent: Monday, August 13, 2007 6:39 PM
> To: julio.carrasco@ya.com; smorris@ipexpert.com; ccielab@groupstudy.com
> Subject: Re: OSPF Issue with Distance
>
> Please use command "sh ip ospf database" to see the router-id of the real
> advertising router for these routes.
>
> Speaking of your configuration, your router is in area 1, and routes
> "139.3.6.0 and 139.3.7.0" are interarea routes. In other words, the real
> router advertising these two routes are ABR of area 1, instead of original
> router which inject these two routes into ospf domain.
>
> So puting the router-id of area 1 into the command surely will work.
>
>
>>From: "Julio Carrasco" <julio.carrasco@ya.com>
>>Reply-To: "Julio Carrasco" <julio.carrasco@ya.com>
>>To: <smorris@ipexpert.com>, <ccielab@groupstudy.com>
>>Subject: Re: OSPF Issue with Distance
>>Date: Mon, 13 Aug 2007 14:48:19 +0200
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>>
>>I tried first with "distance 109 150.3.1.1 0.0.0.0" that is the OSPF
>>router Id of the router that injected the router, and didn4t work also.
>>
>>Thanks,
>>Julio.
>>----- Original Message ----- From: "Scott Morris"
>><smorris@ipexpert.com>
>>To: "'Julio Carrasco'" <julio.carrasco@ya.com>;
>><ccielab@groupstudy.com>
>>Sent: Monday, August 13, 2007 2:29 PM
>>Subject: RE: OSPF Issue with Distance
>>
>>
>>>With OSPF, the "139.3.15.1 0.0.0.0" portion of the distance command
>>>references who injected these LSAs into the area. Check out your
>>>"show ip ospf database" for those two routes and make sure they match
>>>the router id of that device.
>>>
>>>Who you see as next hop is not necessarily who brought the routes into
>>>the area.
>>>
>>>HTH,
>>>
>>>
>>>Scott Morris, CCIE4 (R&S/ISP-Dial/Security/Service Provider) #4713,
>>>JNCIE #153, CISSP, et al.
>>>CCSI/JNCI-M/JNCI-J
>>>VP - Technical Training - IPexpert, Inc.
>>>IPexpert Sr. Technical Instructor
>>>
>>>A Cisco Learning Partner - We Accept Learning Credits!
>>>
>>>smorris@ipexpert.com
>>>
>>>Telephone: +1.810.326.1444
>>>Fax: +1.810.454.0130
>>>http://www.ipexpert.com
>>>
>>>
>>>-----Original Message-----
>>>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
>>>Of Julio Carrasco
>>>Sent: Monday, August 13, 2007 8:24 AM
>>>To: ccielab@groupstudy.com
>>>Subject: OSPF Issue with Distance
>>>
>>>Hi Group,
>>>
>>>I am trying to configure r5 to change the ospf distnce for some routes
>>>learnt from router 1 (139.3.15.1) to 109.
>>>The config I have is:
>>>
>>>router ospf 1
>>>log-adjacency-changes
>>>redistribute rip subnets
>>>network 139.3.15.5 0.0.0.0 area 1
>>>neighbor 139.3.15.2
>>>neighbor 139.3.15.1
>>>distance 109 139.3.15.1 0.0.0.0 OSPF
>>>!
>>>ip access-list standard OSPF
>>>permit 139.3.2.0 0.0.0.255
>>>permit 139.3.6.0 0.0.0.255
>>>permit 139.3.7.0 0.0.0.255
>>>permit 139.3.11.0 0.0.0.255
>>>permit 139.3.0.0 0.0.0.255
>>>!
>>>
>>>but When i do a show ip route, I have this:
>>>
>>>O IA 139.3.6.0 [110/130] via 139.3.15.2, 00:30:47, Serial0/0/0
>>> [110/130] via 139.3.15.1, 00:30:47, Serial0/0/0
>>>O IA 139.3.7.0 [110/130] via 139.3.15.2, 00:30:47, Serial0/0/0
>>> [110/130] via 139.3.15.1, 00:30:47, Serial0/0/0
>>>
>>>Do anyone know why networks 139.3.6.0 and 139.3.7.0 remains with
>>>distance 110 ??
>>>
>>>I am sure, I am missing something or I am doing something stupid, fut
>>>I can4t find out what is.
>>>
>>>TIA,
>>>Julio.
>>>
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