Study tips 642-887

What is wrong with the policy-map configuration?

which WRED parameter is not user configurable on a Cisco IOS XR but is user configurable on a Cisco IOS and IOS XE?

Which of the following three statements are correct regarding IPv6 QoS?

what is required at the trust boundary?

Why is this?

which two QoS mechanisms are typically deployed on the P routers?

Which three steps are required to configure QPPB on Cisco IOS XR routers?

which kind of packet classification on IP packets that are encapsulated with GRE and IPsec?

Which are typical class-based marking policies that are implemented on service provider IP NGN PE routers?

Which item is not available to be used for QoS classification in Cisco IOS XR?