Free H11-879 – Huawei Certified Internet work Expert - EC Practice Test Question

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  The prefix is divided into intra-office prefix and outgoing prefix
  

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  Intra-office prefix refers to the prefix used when dialing between different extensions of the same company
  

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  Since prefix 28 includes prefix 289, the system performs the called number according to the maximum matching principle Analysis, the call with the called number 28901111 should choose prefix 28
  

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  The prefix must correspond to the office route selection code
  
  
  

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  Invite
  

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  200 OK
  

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  ACK
  

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  Set UP
  
  
  

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  Correct
  

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  Wrong