That wording is kinda fuzzy but I would interpret it the same way you did. In other words, the RETURN traffic would be silently dropped and no error messages generated. But I have not labbed this and most of my CoPPs practice is with ingress only.
-Hammer- "I was a normal American nerd." -Jack Herer On Sun, Mar 6, 2011 at 3:26 AM, Kingsley Charles <[email protected] > wrote: > Hi all > > When you apply CoPP for output traffic, it applies to all traffic coming > out from the CP. The highlighted statement is not clear to me. Does it mean > that the error messages are not sent for the return CP traffic for those two > mentioned ingress CP traffic. > > Snippet from > http://www.cisco.com/en/US/docs/ios/qos/configuration/guide/ctrl_plane_policng_external_docbase_0900e4b1805eee4d_4container_external_docbase_0900e4b180dd87e0.html > > Output Rate-Limiting and Silent Mode Operation > > A router is automatically enabled to silently discard packets when you > configure output policing on control plane traffic using the *service-policy > output **policy-map-name* command. > > Rate-limiting (policing) of output traffic from the CP is performed in > silent mode. In silent mode, a router that is running Cisco IOS software > operates without sending any system messages. If a packet that is exiting > the control plane is discarded for output policing, you do not receive an > error message. > > When control plane policing is configured for output traffic, error > messages are not generated in the following cases: > > •Traffic that is being transmitted to a port to which the router is not > listening > > •A connection to a legitimate address and port that is rejected because of > a malformed request > > > > With regards > > Kings > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > >
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