Which network layer is the best fit for security features such as DAI and DHCP snooping?

Directory services and electronic messaging are performed at which layer of the network?

Refer to the exhibit. Which configuration can be used to implement FHRP protocol and load
balancing at the same time?

Cisco FabricPath brings the benefits of routing protocols to Layer 2 network Ethernet environments.
What are two advantages of using Cisco FabricPath technology? (Choose two.)

A network design shows two routers that are directly connected to an Ethernet switch using optical
connections. There is an OSPF adjacency between the routers. In this design, which solution
ensures that interface-down detection is reported as quickly as possible to the IGP?

Which statement is true about using a DNS server to discover a controller IP?

Refer to the exhibit. A network engineer at a technical call center receives a call from a customer
complaining that only 56 kbps of data can be transferred over the T1 Frame Relay WAN circuit at
a remote site. The engineer checks the Frame Relay switch and confirms that only 56 kbps is being
transferred over the circuit. The engineer requests the router configuration of the customer
headquarters site router. What is causing this issue to occur?

Which option is an advanced congestion management mechanism?

Which option is an example of physical device virtualization?

A data center is being deployed, and one design requirement is to be able to readily scale server
virtualization. Which IETF standard technology can provide this requirement?