Free TT0-201 Exam Braindumps
Convergence Technologies Professional 2007 Questions 96–100 (page: 21)

Updated On: 9-Feb-2026

What impact does the 3-bit user priority field found in an 802.1 q frame have to help voice quality in LAN-based communications?

  1. It reduces the size of a collision domain.
  2. It establishes classes of service on the LAN.
  3. It creates a network independent of the physical topology.
  4. It increases security on the LAN.

Answer(s): B



Which of the following is a signaling protocol that does not explicitly specify a method or protocol for services such as call intrusion and call offer?

  1. MGCP
  2. RTP
  3. SIP
  4. H.323

Answer(s): C



Consider the following IP address in CIDR notation ,8.45.1.0/24 How many addresses can theoretically be in each subnet?

  1. 14
  2. 254
  3. 16,382
  4. 1,022

Answer(s): B



Which of the following best describes the mechanisms used in traffic shaping?

  1. DiffServ, labeled networks, and an edge router.
  2. Queues, buffers, and a token bucket algorithm.
  3. Routing tables, token bucket algorithm, and frame relay.
  4. VLAN hopping, 802.1 p, and 802.1 q.

Answer(s): B



A soft phone installed on a desktop PC is experiencing problems in voice quality. Of the 19 other computers on the LAN, this is the only system having difficulty. Which of the following upgrades is most likely resolve this problem?

  1. Upgrade the network cable to category 6 cabling.
  2. Upgrade the Network Interface Card (NIC).
  3. Upgrade the network hub to a layer 2 switch.
  4. Add more system RAM.

Answer(s): B



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