350-801 CLCOR: Implementing and Operating Cisco Collaboration Core TechnologiesDemo

By Cisco · Question Mode

QuestionQ84

Media and QoS

A remote office has a suboptimal WAN connection that experiences packet loss, delay, and jitter. Which VoIP codec should be used in this scenario?

  • A G.711alaw
  • B iLBC
  • C G.722.1
  • D G.729A
Explanation

iLBC is intended for robust VoIP communication over networks with high packet loss. Its built-in error correction and packet-independent operation help it recover quickly from lost packets, making it appropriate for an impaired WAN connection.

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