Chuyên mục: CCNA V5.02 (200-120)

Which command is necessary to permit SSH or Telnet access to a cisco switch that is otherwise configured for these vty line protocols?

QUESTION 338 Which command is necessary to permit SSH or Telnet access to a cisco switch that is otherwise configured for these vty line protocols? A. transport type all B. transport output all C. transport preferred all D. transport input all Correct Answer: D Section: TCP/IP Explanation

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What functions do routers perform in a network? (Choose two)

QUESTION 337 What functions do routers perform in a network? (Choose two) A. packet switching B. access layer security C. path selection D. VLAN membership assignment E. bridging between LAN segments F. microsegmentation of broadcast domains Correct Answer: AC Section: Introduction Explanation

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The network administrator has asked you to check the status of the workstation’s IP stack by pinging the loopback address. Which address would you ping to perform this task?

QUESTION 336 The network administrator has asked you to check the status of the workstation’s IP stack by pinging the loopback address. Which address would you ping to perform this task? A. 10.1.1.1 B. 127.0.0.1 C. 192.168.0.1 D. 239.1.1.1 Correct Answer: B Section: IP Addressing / VLSM Explanation Explanation/Reference: The IP address of 127.0.0.1 is […]

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Which term describes the process of encapsulating IPv6 packets inside IPv4 packets?

QUESTION 335 Which term describes the process of encapsulating IPv6 packets inside IPv4 packets? A. tunneling B. hashing C. routing D. NAT Correct Answer: A Section: IPv6 Explanation

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Which of the following protocols uses both TCP and UDP ports?

QUESTION 334 Which of the following protocols uses both TCP and UDP ports? A. SMTP B. Telnet C. FTP D. DNS Correct Answer: D Section: TCP/IP Explanation

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How many subnets can be gained by subnetting 172.17.32.0/23 into a /27 mask, and how many usable host addresses will there be per subnet?

QUESTION 333 How many subnets can be gained by subnetting 172.17.32.0/23 into a /27 mask, and how many usable host addresses will there be per subnet? A. 8 subnets, 31 hosts B. 8 subnets, 32 hosts C. 16 subnets, 30 hosts D. 16 subnets, 32 hosts E. A Class B address cant be subnetted into […]

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Based on this diagram, which two devices can be used to complete the connection between the WAN router at the customer site and the service provider? (Choose two)

QUESTION 332 A WAN connection is shown below: Based on this diagram, which two devices can be used to complete the connection between the WAN router at the customer site and the service provider? (Choose two) A. CSU/DSU B. modem C. WAN switch D. ATM switch E. Frame Relay switch F. ISDN TA Correct Answer: […]

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At which layer of the OSI model does the IPSec operate?

QUESTION 331 At which layer of the OSI model does the IPSec operate? A. Application B. Network C. Transport D. Data-link Correct Answer: B Section: Introduction to Cisco IOS

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Which ip address would a network technician ping on the local host, to test the ip stack?

QUESTION 330 Which ip address would a network technician ping on the local host, to test the ip stack? A. 224.0.0.9 B. 224.0.0.5 C. 127.0.0.1 D. 255.255.255.255 Correct Answer: C Section: IP Addressing / VLSM Explanation

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Which two statements are true about the command ip route 172.16.3.0 255.255.255.0 192.168.2.4? (Choose two.)

QUESTION 329 Which two statements are true about the command ip route 172.16.3.0 255.255.255.0 192.168.2.4? (Choose two.) A. It establishes a static route to the 172.16.3.0 network. B. It establishes a static route to the 192.168.2.0 network. C. It configures the router to send any traffic for an unknown destination to the 172.16.3.0 network. D. […]

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