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Various circuit switched (ISDN) or non-IP packet switched technologies (SNA/X.25/Frame Relay) are apparently often used as backup links for various automotive E

by dfox 8y ago

Various circuit switched (ISDN) or non-IP packet switched technologies (SNA/X.25/Frame Relay) are apparently often used as backup links for various automotive EDI stuff for JIT ordering.

csours 8y ago
It was the uplink to the mothership for vehicle content broadcast. JIT was local DSL.