Which codec standard requires a bit rate of 64 kbps to maintain a mean opinion score of 4.1?()
A、G711
B、G726
C、G728
D、G729
E、G729A
A、G711
B、G726
C、G728
D、G729
E、G729A
A、Network Codec Aggregator Tool B、Bandwidth Estimator Tool C、Unified Communication Bandwidth Tool D、Voice Bandwidth Calculator E、Voice Codec Bandwidth Calculator
A、codec B、link speed C、Layer 2 encapsulation D、packet overhead (IP/UDP/RTP) E、link delay F、total number of simultaneous calls that are allowed
A、 codec B、 link speed C、 Layer 2 encapsulation D、 packet overhead (IP/UDP/RTP) E、 link delay F、 total number of simultaneous calls that are allowed
A、the codec used by the calling phone B、approximate length of the call in minutes C、MOS values throughout the duration of the call D、802.11e access category overruns E、co-channel interference percentage during the call