Huawei H11-861 Exam (page: 1)
Huawei HCNP-VC ( Certified Network Professional- Video Conference)
Updated on: 31-Mar-2026

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Basic functions of the firewall include: Content Filtering, User Authentication, VPN, Application Proxy, NAT, Packet Filtering & Status Detection, IDS and Alarming, Logs. ( )

  1. TRUE
  2. FALSE

Answer(s): A



In video conferences, in order to improve the voice quality, we can use Audio Enhancement Technologies such as()- (Select 3 answers)

  1. VAD
  2. CNG
  3. AAC-LD
  4. EC

Answer(s): A,B,D



The quality of digital signals depends on the following factors. ( ) (Select 3 answers)

  1. Bandwidth
  2. Sampling rate
  3. Bit depth
  4. Number of audio channels

Answer(s): B,C,D



For Basic request messages, ( ) is used for querying the SIP server capabilities.

  1. INVITE
  2. ACK
  3. REGISTER
  4. OPTIONS

Answer(s): D



Audio Enhancement Technologies-ANR is used to adjust the voice volume of a telephone call. ()

  1. TRUE
  2. FALSE

Answer(s): B



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