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Free H12-211 Exam Braindumps (page: 7)

Page 6 of 104
PDF with 527 Questions

Refer to the capture output. The administrator has captured three packets in the network. Which statement regarding the captured packets is incorrect?

  1. This packets represent a TCP three-way handshake process.
  2. 10.0.12.1 is the telnet server, while 10.0.12.2 is the telnet client.
  3. The three packets contain no application data.
  4. 10.0.12.1 uses port 50190 to buid the telnet connection.

Answer(s): B



An Ethernet frame is captured by wireshark and the value of Type/Length field is 0x0800. Which of the following statements about the frame are correct? (Choose two)

  1. The frame format is Ethernet_II
  2. The frame format is IEEE802.3
  3. Its upper layer protocol is IP
  4. Its upper layer protocol is IPX

Answer(s): A,C



Which of the following descriptions regarding the TTL field of the IP packet is correct?

  1. The TTL defines how many packets the source can send.
  2. The TTL defines the duration during which the source can send packets.
  3. The TTL value will decrement by 1 each time the packet is routed.
  4. The TTL value will increment by 1 each time the packet is routed.

Answer(s): C



Which of the following statements are correct about TTL field in IP packet? (Choose two)

  1. The maximum value of TTL is 65535.
  2. Normally, it's impossible for a router to receive a packet whose TTL is zero.
  3. The main purpose of TTL is to prevent IP packets from circulating endlessly in a network which can consume a lot of bandwidth.
  4. TTL value will be decremented as a packet is passed through the network devices such as hub, LAN switch and router.

Answer(s): B,C






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