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多項(xiàng)選擇題

Refer to the exhibit. The KDC Company has begun to configure its Cisco Unified CallManager Express service for SIP telephony. Which two softkey buttons or phone features will be active for this telephone?()

A.DND Control 
B.Conferencing 
C.Blind Transfer 
D.Caller-ID Block 
E.Anonymous Block 
F.Consultative Transfer

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