420 Chapter 5: WAN Connections
34. Which three statements describe considerations for point-to-point communication
links?
a. Point-to-point communication links require minimal expertise to install and
maintain.
b. Point-to-point communication links usually offer a high quality of service.
c. Point-to-point communication links provide permanent, dedicated capacity that
is always available.
d. With leased lines, the bandwidth of the line is usually what is needed for communication.
e. Point-to-point communication links are available on a shared basis.
f. In point-to-point communication links, endpoints share the interfaces on the
router, which decreases equipment costs.
35. Which command enables HDLC?
a. Router (con?¬?g)# hdlc encapsulation
b. Router (con?¬?g)# encapsulation hdlc
c. Router (con?¬?g-if)# hdlc encapsulation
d. Router (con?¬?g-if)# encapsulation hdlc
36. How does the Cisco-proprietary HDLC make it possible for multiple network layer
protocols to share the same serial link?
a. It adds a new type ?¬?eld.
b. It subdivides the control ?¬?eld.
c. It provides for additional values in the FCS ?¬?eld.
d. It includes protocol information with the data ?¬?eld.
37. In which Cisco command-line interface (CLI) mode do you enter the command to
specify PPP authentication?
a.
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