a serial connection is a point to point connection
it sends bits across the wan one at a time
it is slower than an ethernet connection, and unlike an ethernet connection, a serial interface has no mac address...
the difference between async and synchronous serial connections has to do with time...
synchronous connections employ a timing mechanism
asynchronous connections communicate without the benefit (or overhead, you might say) of time...
network cisco ccna gns3 certification arteq
a network runs through it
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