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Test your basic knowledge |
Wide Area Netwoking Protocols
Start Test
Study First
Subject
:
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A trunk line inside a WAN provider's network; a collection of switches and facilities owned by the ISP
Integrated Services Digital Network (ISDN)
Toll network
The layer 2 frame types are not compatible
Packet Switching - Circuit Switching - Leased Lines
2. When PPP connections are started - the links go through three phases of session establishment. What are the three phases?
HDLC - PPP - and Frame Relay
Link establishment - Authentication phases (optional) - Network layer protocol phase
Challenge Handshake Authentication Protocol (CHAP)
Wide Area Network (WAN)
3. To transport layer 3 packets across a Data Link layer point-to-point link
High-Level Data Link Control (HDLC) protocol
NCP
Encapsulation ppp
Point-to-Point Protocol (PPP)
4. What are the two PPP authentication methods?
PAP and CHAP
HDLC - PPP - and Frame Relay
Point-to-Point Protocol (PPP)
PPP - HDLC - Frame Relay
5. Designed to allow the simultaneous use of multiple Network layer protocols
Challenge Handshake Authentication Protocol (CHAP)
Point-to-Point Protocol
Network control Protocol (NCP)
High-Level Data Link Control (HDLC) protocol
6. No authentication
PPP
Frame Relay
High-Level Data Link Control (HDLC) protocol
High-Level Data Link Control (HDLC)
7. When a router is connected to a Frame Relay WAN link using a serial DTE interface - how is the clock rate determined?
High-Level Data Link Control (HDLC) protocol
Supplied by the CSU/DSU
High-Level Data Link Control (HDLC) protocol
High-Level Data Link Control (HDLC) protocol
8. What is the default serial encapsulation used on Cisco routers?
Network control Protocol (NCP)
Point-to-Point Protocol
HDLC
DCE network
9. Which type of port on a router is used for a T1?
Serial
Frame Relay
NCP
High-Level Data Link Control (HDLC) protocol
10. Which is true regarding HDLC?
HDLC
It is Cisco proprietary
High-Level Data Link Control (HDLC)
Point-to-Point Protocol (PPP)
11. Which of the following are considered common Data Link WAN encapsulation types? (Choose three.)
PPP - HDLC - Frame Relay
Packet Switching - Circuit Switching - Leased Lines
Leased lines
data terminal equipment (DTE)
12. Allows you to share bandwidth with other companies to save money; a network that's designed to look like a leased line yet charges you (and costs) more like circuit switching; data transfers are bursty in nature; Frame Relay and X.25
Packet switching
HDLC - Frame Relay - PPP
It is Cisco proprietary
Point-to-Point Protocol
13. A set of digital services that transmit voice and data over existing phone lines
Integrated Services Digital Network (ISDN)
HDLC - Frame Relay - PPP
CSU/DSU
HDLC
14. Can encapsulate several layer 3 routed protocols and provide authentication - dynamic addressing - and callback
Encapsulation ppp
Point-to-Point Protocol (PPP)
Password Authentication Protocol (PAP)
PPP
15. The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols - needs authentication of users connecting to the network - and - since some calls wil
PPP - HDLC - Frame Relay
CSU/DSU
Customer premises equipment (CPE)
PPP
16. WAN stands for?
HDLC - Frame Relay - PPP
Wide Area Network
Link Control Protocol (LCP)
Point-to-Point Protocol
17. Which of the following protocols are used with ISDN as an out-of-band protocol?
Frame Relay
Demarcation point
LAPD
Challenge Handshake Authentication Protocol (CHAP)
18. If required - either CHAP or PAP can be used to authenticate a link
Authentication phase
Point-to-Point Protocol (PPP)
LCP
HDLC
19. HDLC stands for what?
Frame Relay
The layer 2 frame types are not compatible
High-Level Data Link Control
Password Authentication Protocol (PAP)
20. Includes the area from the CSU/DSU - through the provider's wiring and switches - all the way to the CSU/DSU at the other end; provides clocking to the DTE-connected interface (the router's serial interface)
DCE network
Encapsulation ppp
Point-to-Point Protocol (PPP)
Point-to-Point Protocol (PPP)
21. Bit-oriented Data Link layer protocol
High-Level Data Link Control (HDLC)
Serial
High-Level Data Link Control (HDLC) protocol
PPP
22. Equipment that's owned by the subscriber and located on the subscriber's premises
Packet switching
PPP - HDLC - Frame Relay
Customer premises equipment (CPE)
Link establishment - Authentication phases (optional) - Network layer protocol phase
23. This point connects the customers to the provider's switching network
Central office (CO) or point of presence (POP)
Asynchronous Transfer Mode (ATM)
HDLC
Point-to-Point Protocol (PPP)
24. Which are considered WAN connection types? (Choose three.)
Packet Switching - Circuit Switching - Leased Lines
Serial
Supplied by the CSU/DSU
Wide Area Network (WAN)
25. To connect two DTE networks together through a DCE network
High-Level Data Link Control (HDLC)
Link establishment phase
Wide Area Network (WAN)
NCP
26. How do you configure a serial interface to use PPP encapsulation?
Encapsulation ppp
Show interface serial 0
Show interface
High-Level Data Link Control (HDLC)
27. Less secure; Passwords are sent in clear text
Leased lines
Point-to-Point Protocol (PPP)
Network layer protocol phase
Password Authentication Protocol (PAP)
28. Uses the Network Control Protocol (NCP) to allow multiple Network layer protocols to be encapsulated and sent over a PPP data link
HDLC - Frame Relay - PPP
Network layer protocol phase
PAP and CHAP
Packet switching
29. Data Link layer protocol that can be used over either asynchronous serial (dial-up) or synchronous serial (ISDN) media
Packet switching
Link establishment phase
PPP - HDLC - Frame Relay
Point-to-Point Protocol (PPP)
30. Method for encapsulating datagrams over serial links
Show interface
High-Level Data Link Control (HDLC)
Point-to-Point Protocol (PPP)
Challenge Handshake Authentication Protocol (CHAP)
31. If you had one serial interface on your router and needed to connect many remote locations - which Data Link encapsulation should you use?
Frame Relay
HDLC - PPP - and Frame Relay
PAP and CHAP
Central office (CO) or point of presence (POP)
32. What are common Data Link WAN encapsulations?
It is Cisco proprietary
High-Level Data Link Control
PPP - HDLC - Frame Relay
HDLC - PPP - and Frame Relay
33. Proprietary
It is Cisco proprietary
Frame Relay
HDLC - Frame Relay - PPP
High-Level Data Link Control (HDLC) protocol
34. A connection-oriented protocol at the Data Link layer for use with X.25; causes a tremendous amount of overhead because of its strict time-out and windowing techniques; can also be used as a simple data link transport
Point-to-Point Protocol (PPP)
Serial
Point-to-Point Protocol (PPP)
Link Access Procedure - Balanced (LAPB)
35. Method of establishing and configuring different Network layer protocols
The layer 2 frame types are not compatible
Username todd password cisco
Network control Protocol (NCP)
Customer premises equipment (CPE)
36. Nonproprietary
HDLC - Frame Relay - PPP
Point-to-Point Protocol (PPP)
Show interface serial 0
Frame Relay
37. Which of that following is a packet-switching encapsulation?
Frame Relay
Password Authentication Protocol (PAP)
High-Level Data Link Control (HDLC) protocol
Asynchronous Transfer Mode (ATM)
38. Which PPP protocol provides link establishment?
Wide Area Network (WAN)
LCP
Frame Relay
It is Cisco proprietary
39. Used to create point-to-point links between different vendors' equipment; uses a Network Control Protocol field in the Data Link header to identify the Network layer protocol; allows authentication and multilink connections and can be run over asynch
Network control Protocol (NCP)
Serial
Packet Switching - Circuit Switching - Leased Lines
Point-to-Point Protocol (PPP)
40. Data Link and Physical layer specification that provides high performance; successor to X.25
Point-to-Point Protocol (PPP)
Point-to-Point Protocol (PPP)
Circuit switching
Frame Relay
41. Serial interfaces by default; connect into data communication equipment (DCE)
data terminal equipment (DTE)
Config t - interface serial 0 - encapsulation ppp
Authentication phase
HDLC
42. Write the commands to configure s0 to PPP encapsulation
Circuit switching
Wide Area Network (WAN)
High-Level Data Link Control (HDLC)
Config t - interface serial 0 - encapsulation ppp
43. LCP packets are sent by each PPP device to configure and test the link
Local loop
Password Authentication Protocol (PAP)
Link establishment phase
Point-to-Point Protocol (PPP)
44. Connects the demarc to the closest switching office - called a central office
High-Level Data Link Control (HDLC) protocol
Frame Relay
Show interface serial 0
Local loop
45. What are the PPP Data Link protocols?
Demarcation point
Link establishment phase
High-Level Data Link Control (HDLC)
HDLC - LCP - NCP
46. Which of the following encapsulations was considered an upgrade from x.25?
Password Authentication Protocol (PAP)
Network layer protocol phase
Wide Area Network
Frame Relay
47. Used with ISDN at the Data Link layer (layer 2) as a protocol for the D (signaling) channel
Circuit switching
HDLC - Frame Relay - PPP
Link Access Procedure - D-Channel (LAPD)
Point-to-Point Protocol (PPP)
48. Write the commands to configure a username of todd and password of cisco that is used on a Cisco router
Username todd password cisco
Link Access Procedure - D-Channel (LAPD)
EIA/TIA-232-C - V.24 - V.35 - and ISDN
Serial
49. What does PPP mean?
Link Access Procedure - D-Channel (LAPD)
Point-to-Point Protocol
HDLC
Frame Relay
50. Method of establishing - configuring - maintaining - and terminating the point-to-point connection
Link Control Protocol (LCP)
Point-to-Point Protocol (PPP)
HDLC
Network control Protocol (NCP)