Yes, since you can not filter routes in the same area I assumed it was ABR. 

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On Mar 18, 2013, at 7:26 PM, Mike Rojas <[email protected]> wrote:

> Hi Kevin and Marta, 
> 
> Excellent, thanks for the tip. I will write it down on my notes. 
> The only thing in regards to Kevin is that the range may only work for ABRs. 
> 
>  range           Summarize routes matching address/mask (border routers only)
> 
> Thanks a bunch, I will write this down. 
> 
> Mike Rojas
> 
> 
> 
> Date: Mon, 18 Mar 2013 17:16:27 -0400
> From: [email protected]
> To: [email protected]; [email protected]
> CC: [email protected]
> Subject: Re: [OSL | CCIE_Security] FW: ASA OSPF Task 3 lab 2
> 
> The easiest solution is to use the OSPF "Range" command with the 
> "no-advertise" option on the ASA. 
> 
> router ospf 1 
> 
> area 0 range 2.2.2.2 255.255.255.255 not-advertise
> 
> 
> 
> Marta has it right with the other solution only that the loopback interface 
> that you're preventing would need to be a specific OSPF network type for the 
> filter list to work. If you cannot adjust the routers' config to accomplish 
> this.. then the range command on the ASA is your only and best option.
> From: Marta Sokolowska <[email protected]>
> Date: Monday, March 18, 2013 4:42 PM
> To: Mike Rojas <[email protected]>
> Cc: "[email protected]" <[email protected]>
> Subject: Re: [OSL | CCIE_Security] FW: ASA OSPF Task 3 lab 2
> 
> Mike,
> 
> try using prefix-list filtering on ASA instead of dividing OSPF into two 
> different processes. If you want to block prefix 2.2.2.2/32 from being 
> advertised into another area, first configure prefix-list denying prefix 
> 2.2.2.2/32 and allowing other prefixes:
> 
> prefix-list OSPF seq 5 deny 2.2.2.2/32
> prefix-list OSPF seq 10 permit 0.0.0.0/0 le 32
> 
> Then apply it to OSPF configuration on ASA:
> 
> router ospf 1
>  router-id 11.45.45.11
>  network 10.0.10.0 255.255.255.0 area 1
>  network 192.168.10.0 255.255.255.0 area 0
>  area 1 filter-list prefix OSPF out
> 
> Marta Sokolowska.
> 
> 
> 
> 2013/3/18 Mike Rojas <[email protected]>
> 
> 
> From: [email protected]
> To: [email protected]
> Subject: ASA OSPF Task 3 lab 2
> Date: Sat, 16 Mar 2013 17:56:07 -0600
> 
> 
> From: [email protected]
> To: [email protected]
> Subject: OSPF on ASA (Task 3 Lab 2)
> Date: Sat, 16 Mar 2013 15:26:25 -0600
> 
> Hi, 
> 
> I've been testing the sample Workbook that was released for ASA and since my 
> GNS3 nor computer are that powerful, I've been breaking down the points and 
> test them out before racking them up on Proctor labs. That being said, I am 
> testing features so the question that I have may not reflect the same IP 
> scheme nor the exact lab. 
> 
> Here is the question.
> 
> Let's say we have 2 different Areas hooked up to the ASA firewall, On the 
> outside I have network 10.0.10.0/24 (Area 1), there is only one router  and 
> It has a loopback with IP address 2.2.2.2 being advertised in the OSPF 
> Process. 
> 
> On the inside, I have  Area 0 with a similar configuration but with network 
> 192.168.10.0/24 and loopback 4.4.4.4. The question says that I need to block 
> a Loopback 2.2.2.2  for being advertised to Area 0. Keypoint there is that I 
> cannot touch the routers. 
> 
> So, what I did was to divide 2 different process, 1 and 2, then created a 
> Route-map with an standard ACL that was denying 2.2.2.2 and allowing 
> 10.0.10.0/24.
> 
> That worked, However, the task clearly specified that I needed to have Router 
> ID 11.45.45.11, I did try to configure the same router-ID on the other 
> process, but I got the following: 
> 
> ERROR: router-id 11.45.45.11 in use by ospf process 1. 
> 
> So I am checking if there is another way to solve this task or If I am doing 
> it incorrectly. 
> 
> Hope it makes sense... 
> 
> Cheers, 
> 
> Mike.
> 
> _______________________________________________
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> visit www.ipexpert.com
> 
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> 
> 
> 
> -- 
> --
> 
> Marta SokoĊ‚owska.
> _______________________________________________ For more information 
> regarding industry leading CCIE Lab training, please visit www.ipexpert.com 
> Are you a CCNP or CCIE and looking for a job? Check out 
> www.PlatinumPlacement.com 
> _______________________________________________ For more information 
> regarding industry leading CCIE Lab training, please visit www.ipexpert.com 
> Are you a CCNP or CCIE and looking for a job? Check out 
> www.PlatinumPlacement.com
_______________________________________________
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