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CCNA QUESTIONS : PART 22

Which of the following describes an industry-wide standard suite of protocols and algorithms that allows for secure data transmission over an IP-based network that functions at the layer 3 network layer of the OSI mode?

HDLC

 Cable

VPN

 IPsec

  xDSL

SHOW ANSWER

Which of the following describes the creation of private networks across the internet, enabling privacy and tunneling of non-TCP/IP protocols?

HDLC

Cable

VPN

 IPsec

 xDSL

SHOW ANSWER

A default frame relay WAN is classified as that type of physical network?

Point-to-point

Broadcast multi-access

  Non broadcast multi-access

 Non broadcast multipoint

SHOW ANSWER

Suppose that you have a customer who has a central HQ and six branch office. They anticipate adding six more branches in the near future. They wish to implement a WAN technology that will allow the branches to economically connect to HQ and you have no free ports on the HQ router. Which of the following would you recommend?

PPP

HDLC

Frame relay

 ISDN

SHOW ANSWER

You need to configure a router for a frame relay connection to a non-Cisco router. Which of the following commands will prepare the WAN interface of the router for this connection?

Router(config-if)#encapsulation frame-relay q933a

Router(config-if)# encapsulation frame-relay ansi

Router(config-if)# encapsulation frame-relay ietf

 Router(config-if)# encapsulation frame-relay cisco

SHOW ANSWER

Which command will display the CHAP authentication process as it occurs between two routers in the network?

Show chap authentication

Show interface serial 0

Debug ppp authentication

Debug chap authentication

SHOW ANSWER

Which of the following services use TCP?

1. DHCP

2. SMTP

3. HTTP

4. TFTP

5. FTP

1 and 2

2, 3 and 5

1, 2 and 4

1, 3 and 4

SHOW ANSWER

Which of the following describe the DHCP Discover message?

  1. It uses FF:FF:FF:FF:FF:FF as a layer 2 broadcast.
  2. It uses UDP as the Transport layer protocol.
  3. It uses TCP as the Transport layer protocol.
  4. It does not use a layer 2 destination address.

1 only

1 and 2

3 and 4

4 only

SHOW ANSWER

You want to implement a mechanism that automates the IP configuration, including IP address, subnet mask, default gateway, and DNS information. Which protocol will you use to accomplish this?

SMTP

SNMP

DHCP

 ARP

SHOW ANSWER

What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model?

Application

Host-to-Host

Internet

Network Access

SHOW ANSWER

Which of the following is private IP address?

12.0.0.1

168.172.19.39

172.15.14.36

192.168.24.43

SHOW ANSWER

Which of the following allows a router to respond to an ARP request that is intended for a remote host?

Gateway DP

Reverse ARP (RARP)

Proxy ARP

Inverse ARP (IARP)

SHOW ANSWER

Which of the following services use UDP?

1. DHCP

2. SMTP

3. SNMP

4. FTP

5. HTTP

6. TFTP

1, 3 and 6

2 and 4

1, 2 and 4

All of the above

SHOW ANSWER
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