多选题Which three pieces of information are used to calculate the total bandwidth of a VoIP call?()Athe packetization sizeBthe serialization of the interfaceCthe quantizationDthe packet rateEthe UDP overheadFthe TCP overhead

多选题
Which three pieces of information are used to calculate the total bandwidth of a VoIP call?()
A

the packetization size

B

the serialization of the interface

C

the quantization

D

the packet rate

E

the UDP overhead

F

the TCP overhead


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