You are performing route pattern configuration. You need to ensure that internal extensions are automatically expanded to full external phone numbers for calling line information on outgoing calls. What should you use?
A. calling extension expansion
B. called number expansion
C. external number mask of the called party
D. external phone number mask of the calling party
You are performing route pattern configuration. You need to ensure that internal extensions are automatically expanded t
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answerhappygod
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You are performing route pattern configuration. You need to ensure that internal extensions are automatically expanded t
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