This link will answer your question.

http://www.cisco.com/web/about/security/intelligence/understanding-cppr.html


With regards
Kings
CCNA,CCSP,CCNP,CCIP,CCIE 35914 (Security)


On Tue, Oct 9, 2012 at 10:47 AM, Castro, Allan <[email protected]> wrote:

> Can you elaborate pls Kings ?
>
> Sent from my iPhone
>
> On Oct 8, 2012, at 11:04 PM, "Kingsley Charles" <
> [email protected]<mailto:[email protected]>> wrote:
>
> Yes, that command should help you. But remember that command will not
> display all open ports.
>
> With regards
> Kings
> CCNA,CCSP,CCNP,CCIP,CCIE 35914 (Security)
>
> On Mon, Oct 8, 2012 at 11:13 PM, Castro, Allan <<mailto:
> [email protected]>[email protected]<mailto:[email protected]>>
> wrote:
> Hello,
>
> Anyone can comment on this one?
>
> From: <mailto:[email protected]>
> [email protected]<mailto:
> [email protected]> [mailto:<mailto:
> [email protected]>
> [email protected]<mailto:
> [email protected]>] On Behalf Of Castro, Allan
> Sent: jueves, 04 de octubre de 2012 04:58 p.m.
> To: '<mailto:[email protected]>
> [email protected]<mailto:[email protected]
> >'
>
> Subject: [OSL | CCIE_Security] Control Plane protection host
>
> Hello,
>
>
> When the question says:
>
> Use control plane protection in order to block and log all connections to
> the closed ports but make sure the traffic to/from the router still works.
>
> It is a good a approach to use the command
>
> show control-plane host open-ports to see what ports are listening on the
> router and use these ports on the class-map with the match not port TCP/UDP
> ## ???
>
> Thanks
>
>
> ---------------------------------------------------------------------
> Allan Castro
>
>
> _______________________________________________
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