As far as I know and could find in cisco.comline cards in 650x platform havedifferent trust boundary implementations.For example, if all input traffic should be trustedon some line cards you have to applya policy-map to the interfacepolicy-map TRUST ...

I'm working for an ISP. Since our clients often ask for testing performance on dsl and sdh links in the mpls cloud and I didn't found a method at work except IP SLAs udp jitter operation -which is quite useful, but not realistic-, I started using ttc...