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

In GLBP， which router will answer on client ARP requests？（）

When a BGP router is not capable of understanding 4-byte AS numbers， it will see 4-byte AS numbers as a special， reserved， 2-byte AS number in the AS path. Which 2-byte AS number is this reserved one？（）

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？（）

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？（）

Two directly connected routers， R1 and R2， are both configured for OSPF graceful restart. R2 is able to switch packets in hardware， but R1 is not. If a network administrator logs on to R2 and performs a system reload， which will be the result？（）

Phase I and Phase II DMVPN differ in terms of which of these characteristics？（）

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

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

f a Cisco switch is configured with VTPv1 in transparent mode， what is done with received VTP advertisements？（）