with fiber like we see here the interesting thing

[Female]

with fiber like we see here the interesting thing about a fiber optic cable ears we typically have a two strands interconnecting our devices because one device is going70-346 to transmit on one story and it will receive on the other for example on switch sw1 got these two orange lines representing the two fiber optic strands the both boarding into the sameswitchport but there are two strains a fiber in that connector and the top strand on sw1 is being used for transmission and that strain is being used 

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