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Issue Focus: Networking

I first started my sysadmin career about the time in history when 10BASE2 was
beginning to see widespread adoption. ThinNet, as it also was called, meant an
affordable transition from the SneakerNet so many businesses used. (SneakerNet is
a term for walking floppy disks back and forth between computers—not really a network, but it’s how data was moved.) Anyone who remembers those years knows ThinNet was extremely vulnerable to system-wide failures. A single disconnect (o...