Which three are needed to run VRF lite for IPv6 on a router？ （）

Which one of the following potential issues is eliminated by using split horizon？（）

Policy-based routing allows network administrators to implement routing policies to allow or deny paths based on all of these factors except which one？（）

Which three protocols should be explicitly managed by using Control Plane Policing on an Internet border router？（）

What is the STP root guard feature designed to prevent？（）

Which IOS security feature is configured by the ip inspect inspection-name {in  out} command？（）

Which QoS mechanism can help classify different kinds of Citrix traffic （print job versus real-time terminal control）？（）

When two bridges are competing for the root bridge of an IEEE 802.1D spanning tree and both have the same bridge priority configured， which parameter determines the winner？（）

You are the network administrator of an enterprise company that just deployed a global IP telephony environment. In order to guarantee good voice quality， you asked your provider to implement QoS on the CE routers of your MPLS network. On your LAN， you have also deployed QoS. Users， however， keep complaining about bad voice quality， and the provider does not see matches on the DSCP values that you have asked him to match upon. What is most likely the problem？（）

For the following protocols， which one provides a mechanism to transparently intercept and redirect CIFS traffic from a client to a local Cisco Wida Area Application engine？（）