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Free 100-890 Exam Braindumps (page: 4)

Page 3 of 16
PDF with 60 Questions

What is based on the Bootstrap Protocol (BOOTP) and provides the framework for passing configuration information to hosts on a TCP/IP network?

  1. Domain Name System (DNS)
  2. Dynamic Host Configuration Protocol (DHCP)
  3. Cisco Discovery Protocol
  4. Network Time Protocol (NTP)

Answer(s): B

Explanation:

https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/ipaddr-dhcp/16-12- 1/b-dhcp-xe-16-12-asr920/b-dhcp-xe-16-11-asr920_chapter_00.pdf

The Dynamic Host Configuration Protocol (DHCP) is based on the Bootstrap Protocol (BOOTP), which provides the framework for passing configuration information to hosts on a TCP/IP network. DHCP adds the capability to automatically allocate reusable network addresses and configuration options to Internet hosts.



What are two reasons that video conferencing solutions developed before the 1990s were impractical? (Choose two)

  1. They operated at a high expense.
  2. They produced an unreliable image quality
  3. They produced high-resolution image quality
  4. They had not been invented yet.
  5. They operated at a high frame rate

Answer(s): A,B



Which VoIP network component provides Call Admission Control (CAC), bandwidth control and management, and address translation?

  1. Gatekeeper
  2. Multipoint Control Unit
  3. Gateway
  4. IP Phone

Answer(s): A

Explanation:

Gatekeeper: A gatekeeper provides Call Admission Control (CAC), bandwidth control and management, and address translation.
http://what-when-how.com/cisco-voice-over-ip-cvoice/voip-fundamentals-introducing-voice-over- ip-networks-part-1/



Which two devices can provide a Cisco IP phone the network connection and power necessary for the phone to function in the IP telephony network? (Choose two )

  1. IP phone power adapter with Ethernet port
  2. Cisco Unified Communications Manager PoE port
  3. Cisco TelePresence codec
  4. Cisco Voice Gateway PoE port
  5. Cisco Catalyst PoE switch

Answer(s): D,E






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