patrick

why it didnt block 200.0.0.1 , 200.0.0.3 and 200.0.0.5



On Thu, Jan 26, 2012 at 7:42 PM, <[email protected]> wrote:

> Yiannis,
>
> 200.0.0.0       last octet 00000000
> 0.0.0.6 last octet 00000110
>
> So the 2 and 4 bits of the last octet are don't care bits resulting in the
> options below:
> 00000000        0
> 00000010        2
> 00000100        4
> 00000110        6
>
> So this part will deny 200.0.0.0, 200.0.0.2, 200.0.0.4 and 200.0.0.6 from
> communicating. If you have no additional lines in your access-list nothing
> will be communicated because of the implicit deny at the end though.
>
> Kind regards,
>
> Patrick Keja
>
> -----Original Message-----
> From: [email protected] [mailto:
> [email protected]] On Behalf Of Yiannis -----------
> Sent: 26 January 2012 14:51
> To: [email protected]
> Subject: [OSL | CCIE_RS] wildcard mask volume 1 lab 16
>
>
> Hi guys,
>
>
> If you have the following access list
>
> access-list 1 deny 200.0.0.0 0.0.0.6
>
> could you please explain which networks will be allowed/denied  and how
> you arrive at the result?
>
> Thanks very much
> yiannis
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> visit www.ipexpert.com
>
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-- 
With Warmest Regards,

CCIE KID
CCIE#29992 (Security)
_______________________________________________
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