Re: Restrict SSH access without VTY/Interface ACL -- drawing a

From: Sadiq Yakasai <sadiqtanko_at_gmail.com>
Date: Tue, 6 Jul 2010 14:13:02 +0100

New features ... :-)

Check the new features on 12.4T and you shall be a happy man. To help you
narrow down stuff, look into Control Plane Protection feature.

On Tue, Jul 6, 2010 at 2:00 PM, Brian Landers <brian_at_bluecoat93.org> wrote:

> Working through a Security practice lab and I'm drawing a blank on this
> one.
>
> * enable access control on R4 to allow management access via the R4 gi0/1
> interface only
>
> * management traffic to any other interfaces should be dropped
>
> * do not use interface access control list to achieve this task
>
> * do not use vty ACL to achieve this task
>
> R4 gi0/1 has a single host behind it (R3), which has a 0/0 route pointing
> to
> R4. So far, the only thing I'm coming up with is PBR to null route any
> traffic to interface IP's other than gi0/1, but without testing I'm not
> sure
> that will work to router-local traffic.
>
> B*
>
>
> --
> Brian C Landers
> http://www.packetslave.com/
> CCIE #23115
>
>
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-- 
CCIE #19963
Blogs and organic groups at http://www.ccie.net
Received on Tue Jul 06 2010 - 14:13:02 ART

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