Which protocol is an open standard protocol framework that is commonly used in VPNs, to provide secure end-to-end communications?

Which two statistics appear in show frame-relay map output? (Choose two.)

What is the advantage of using a multipoint interface instead of point-to-point subinterfaces when configuring a Frame Relay hub in a hub-and-spoke topology?

Refer to the exhibit.

A network associate has configured OSPF with the command:
City(config-router)# network 192.168.12.64 0.0.0.63 area 0
After completing the configuration, the associate discovers that not all the interfaces are participating in OSPF. Which three of the interfaces shown in the exhibit will
participate in OSPF according to this configuration statement? (Choose three.)

What is the purpose of Inverse ARP?

Which command allows you to verify the encapsulation type (CISCO or IETF) for a Frame Relay link?

Which two statements about using the CHAP authentication mechanism in a PPP link are true? (Choose two.)

What are two characteristics of Frame Relay point-to-point subinterfaces? (Choose two.)

What occurs on a Frame Relay network when the CIR is exceeded?

Refer to the exhibit.

Which WAN protocol is being used?