In my experiance, always use a crossover cable between hubs and switches. Straight thru cables are for connections between your computer and hub (or switch). The uplink port is a port that is internally crossed over. So you can use a straight thru cable to connect from an uplink port on a hub to...
I'm trying to design a dual redundant ethernet network between a PLC and a PC. Any info or direction to where I can find more on this would be appreciated.
Thanks
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