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

For the following items，what is the mathematical relationship between the committed information  rate （CIR）， committed burst （Bc）， and committed rate measurement interval （Tc）？（）

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？（）

Which two attributes need to match for two switches to become members of the same MST region？  （）

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

You are the network administrator of a Layer 3 switched network. Users in one VLAN are complaining that access to the server VLAN is very slow from time to time. Traffic in the local VLAN works without any issue， and users in other VLANs do not have any complaint to reach the server VLAN. What is most likely the cause of this issue？（）

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

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

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

For the following ports， which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w network except the root bridge？（）