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TIA CCNT Exam
TIA Convergent Network Technologies (Page 9 )

Updated On: 30-Jan-2026
Page 9 of 213
PDF with 1057 Questions

Which of the following controls setup and release, and sometimes management of basic point-to-point calls, on analog circuits?

  1. Telephone user part (TUP)
  2. Signaling connection control part (SCCP)
  3. Integrated services digital network user part (ISUP)
  4. Transaction capabilities application part (TCAP)
  5. Answer pending.

Answer(s): E



What is integrated services digital network user part (ISUP)?

  1. The MTP level that controls setup and release
  2. The MTP level that supports additional end-to-end services
  3. The MTP level that is used to set up, release, and control voice and data connections
  4. The MTP level that supports intelligent network service
  5. Answer pending.

Answer(s): E



Which of the following supports additional end-to-end services, extended addressing, and network management functions?

  1. Telephone user part (TUP)
  2. Signaling connection control part (SCCP)
  3. Integrated services digital network user part (ISUP)
  4. Transaction capabilities application part (TCAP)

Answer(s): B



Which of the following is NOT a part of the function of a softswitch?

  1. Separating the call control functions of a phone call from the transport layers that carry it
  2. Providing an alternative to the PSTN for IP traffic
  3. Managing traffic that contains a mixture of voice, fax, data, and video
  4. Serving as the operational control mechanism for the NGN
  5. Answer pending.

Answer(s): E



Which of the following is NOT true about softswitches?

  1. Softswitches combine the functionality of a Class-5 telephone switch and VoIP gateways.
  2. Softswitches separate the call control functions of a phone call from the transport layers that carry it.
  3. Softswitches require hardware and software from specific vendors.
  4. The softswitch will be the operational control mechanism for the NGN.
  5. Answer pending.

Answer(s): E



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