Which statement about the edge access layer is true?

Question

Options

• AIt connects users to the network by providing various access means, and converts the format of
• BUsing the packet technology, it provides a comprehensive transport platform that boasts high
• CIt implements call control. With the softswitch technology as the core, it completes basic realtime
• DIt provides additional value-added services and operation support for established calls

• A
  82% (37)
• B
  4% (2)
• C
  2% (1)
• D
  11% (5)

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