Indicate whether the statement is true or false.
____ 1. Asynchronous serial connections are typically used with analog modems.
____ 2. The benefit of multilink is that you can combine the bandwidth of two separate devices over one logical connection.
____ 3. Compared with PAP, CHAP provides a much more simple authentication process.
____ 4. Using authentication with PPP connections is mandatory.
____ 5. The Frame Relay map can be built automatically or statically depending on the Frame Relay topology.
Identify the choice that best completes the statement or answers the question.
____ 6. PPP is an Internet standard protocol ...view middle of the document...
a.|logical circuits|c.|physical circuits|
b.|virtual circuits|d.|connection circuits|
____ 14. LMI uses ____ packets (sent every 10 seconds by default) to verify the Frame Relay link and to ensure the flow of data.
____ 15. In multipoint configurations, routers use the protocol ____ to send a query using the DLCI number to find a remote IP address.
a.|Inverse DNS|c.|Inverse PPP|
____ 16. The basic LMI type has three information elements: report type, keepalive, and ____.
a.|id frame|c.|PVC status|
b.|PAP status|d.|authentication type|
____ 17. A(n) ____ implementation prevents routing update information received on one physical interface from being rebroadcast to other devices through that same physical interface.
____ 18. When the sum of the data arriving over all virtual circuits exceeds the access rate, the situation is called ____.
____ 19. The Frame Relay ____ topology is like the bus LAN topology; nodes are simply strung along in a daisychained fashion.
a.|full mesh|c.|partial mesh|
____ 20. The ____ is the most popular Frame Relay topology.
____ 21. The ____ is the most expensive Frame Relay topology to implement because each router has a direct connection to every other router.
a.|full mesh|c.|partial mesh|
____ 22. The Frame Relay ____ topology allows redundancy for critical connections.
b.|full mesh|d.|partial mesh|
____ 23. In Frame Relay, to configure a multipoint subinterface, you map it to multiple remote routers using the same subnet mask, but different ____ numbers.
____ 24. The ____ command associates the DLCI numbers with a specific subinterface.
b.|frame-relay dlci number|
____ 25. You can check your Frame Relay configuration by using ____ commands.
____ 26. The most common show commands for monitoring Frame Relay operation are show interface, ____, show frame-relay map, and show frame-relay lmi.
a.|show frame-relay pvc|c.|show frame |
b.|show frame-relay status|d.|show interface lmi|
Complete each statement.
27. PPP, like many WAN technologies, is based on the ___________________________________ protocol.
28. The ______________________________ process modifies and enhances the default characteristics of a PPP connection.
29. The ITU-T was formerly known as the ____________________________________________________________, which is the primary international organization for fostering cooperative standards for telecommunications equipment and systems.