From: Otto Rupp (routingtag@googlemail.com)
Date: Wed Jul 23 2008 - 15:35:35 ART
Hi John,
did you try redistributing the lo0 into ospf using a route-map?
route-map to-ospf
match interface loop0
router ospf 1
redistribute connected route-map to-ospf subnets
John schrieb:
> Let me add that the lab I'm doing right now. Asks for you to
> advertise the lo0 interface for all devices in the ospf domain. I
> should not use ip ospf network command and they should appear with
> their "proper" netmask. Thats all that was asked for yet the SG has
> the BB subnets being allowed in the through the route-map. I find
> this annoying as hell, because I don't know if my logic is faulty or I
> missed something when I read through the lab. I see nothing in the
> BGP section that suggests that i need to do this, because I can
> next-hop-self at the borders
> ----- Original Message ----- From: "John" <jgarrison1@austin.rr.com>
> To: <ccielab@groupstudy.com>
> Sent: Wednesday, July 23, 2008 8:31 AM
> Subject: Backbone confusion
>
>
>> I'm getting a little confused on how to deal with backbone subnets.
>> In the
>> labs I'm doing sometimes they ask for you to advertise them via an IGP.
>> Sometimes they don't ask explicit or implicit to advertise the backbone
>> subnets. They just do it in a way that seems arbitrary to me. I'm
>> told to
>> follow instructions and to not do extra configuration, but from where
>> I sit
>> sometimes there no way to make the lab work without extra
>> configuration thats
>> not asked for. So my question is do I advertise the the backbone
>> subnets
>> always or is this vendors labs playing a little fast and lose with
>> the rules,
>> and I should not worry about it, because I will be told explicitley
>> which
>> networks to advertise. Yes I realize there could be implicit
>> directions,but
>> the cases I'm talking about there is no explicit or implicit
>> direction to
>> advertise the backbone subnets, but I look in the SG and there it is
>> in some
>> form or another. For all I know there is some implicit direction in
>> the lab
>> that says to not advertise the BB subnets to the rest of the network.
>>
>> Any input would be appreciated
>>
>>
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>
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