Re: OSPF Network Statement

From: Scott Morris <swm_at_emanon.com>
Date: Wed, 28 Jul 2010 14:16:29 -0400

 Always make sure you aren't breaking anything else along the way (like
adding other networks that may break/interfere with later tasks).

Now, IMHO, I would have done the same thing you did because it said
"insert" the interface into the process. Redistribution has nothing to
do with the interface. It has to do with the route/network associated
with it, but nothing on the interface.

But if it just said "advertise" I'd still say you could go either way.
Clarifying is good. Reading the WHOLE lab to make sure there aren't
other places where you could run into trouble is even better!

HTH,

 

*Scott Morris*, CCIE/x4/ (R&S/ISP-Dial/Security/Service Provider) #4713,

CCDE #2009::D, JNCIE-M #153, JNCIS-ER, CISSP, et al.

CCSI #21903, JNCI-M, JNCI-ER

swm_at_emanon.com

Knowledge is power.

Power corrupts.

Study hard and be Eeeeviiiil......

On 7/28/10 12:05 PM, Marcelo Rosa wrote:
> Hi people.
>
> There4s a question in my lab t elling me to insert interface E0/1 in the OSPF
> process, without using the "network" command under the ospf process.
>
> My solution was this:
>
> interface Ethernet0/1
> ip address 183.10.6.6 255.255.255.0
> ip ospf 1 area 46
> full-duplex
> !
> router ospf 1
> router-id 150.10.6.6
> log-adjacency-changes
> network 150.10.6.6 0.0.0.0 area 46
> network 183.10.46.6 0.0.0.0 area 46
>
> The lab guide solution was a lot more complicated:
>
> router ospf 1
> router-id 150.1.6.6
> network 150.1.6.6 0.0.0.0 area 46
> network 183.1.46.6 0.0.0.0 area 46
> redistribute connected route-map CONNECTED->OSPF subnets
> !
> ip prefix-list VLAN_6 permit 183.1.6.0/24
> !
> route-map CONNECTED->OSPF permit 10
> match ip address prefix-list VLAN_6
>
>
> So, my question is: Am I crazy? Isn4t my solution a clearly simpler and more
> performing solution, without the need for a route-map? Or maybe there4s a
> difference in the be haviour of the two solutions?
>
> Thks in advance.
>
>
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Received on Wed Jul 28 2010 - 14:16:29 ART

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