单选题One type of frame switching uses low-latency forwarding and then switches to a higher-latency error checking mode when an error threshold is exceeded. What is the name of this frame switching mode?（）Astore and forwardBfragment-freeCadaptive cut-throughDfast-forward
单选题
One type of frame switching uses low-latency forwarding and then switches to a higher-latency error checking mode when an error threshold is exceeded. What is the name of this frame switching mode?（）
A
store and forward
B
fragment-free
C
adaptive cut-through
D
fast-forward
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