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Is it possible for a NIC to send data when only the eth TX+ and TX- (eth) lines are connected?

For this to work, both devices needs to have RX connected. Sender is on left, receiver is on right. This way, both sides will see link. Note that this is out of spec, as you have more load than ...
vidarlo's user avatar
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Is it possible for a NIC to send data when only the eth TX+ and TX- (eth) lines are connected?

Short answer: no. TCP is a bidirectional protocol, the sender sends SYN to wake up the receiver and expects ACK-SYN back to say the receiver is awake before it will send anything. Hardware may sense ...
tsc_chazz's user avatar
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