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Traffic Shaping vs. Policing (CAR)

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netproj

IS-IT--Management
Dec 27, 2005
2
US
I am analyzing traffic on one of our FR links. currently we have a GTS (shaping) enabled on the sub-interface for all traffic leaving the sub-inteface.

In additon to controlling the burstiness of the aggregate traffic I would like to ensure that traffic destined to a certain set of servers (XXX.YYY.64.64) does not exceed 5Mbps.

Will the configuration I have below achieve the goal of limiting all traffic leaving the subint to 30 Mbps, and the subset of that traffic to 5 Mbps (ie total max rate is 35 Mbps), if both flow types exist at the same time.


access-list 100 permit any XXX.YYY.64.64 255.255.255.240
access-list 101 permit any any
!
interface hssi1/0.200
traffic-shape group 100 5000000 250000 250000
traffic-shape group 101 30000000 875000 875000

 
That config will do what I think you're ytring to achieve. With GTS, you can only apply it to physical interfaces or sub interfaces.

If you need to apply QoS policies at the PVC layer, you should look at FRTS (Frame Relat Traffic Shaping).

Hopethishelps.
 
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