Connect two switches with an Ethernet cable, and the MDI type of the interconnection port is configured as across , then this Ethernet cable should be ________ .

 Connect two switches with an Ethernet cable, and the MDI type of the interconnection port is configured as across , then this Ethernet cable should be ________ .
A .  Only use crossover cables
B .  Only use direct-connect cables
C .  Both parallel and crossover cables can be used
D .  Neither parallel network cable nor cross network cable

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Answer:   A

Explanation:

Cross line of equipment on the same layer, straight lines on different layers

Ethernet switch interface type MDI / MDIX adaptive

MDI straight line

MDIX crossover

Here is set to MDI , only cross lines