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Amazon.com: LFHUKEJI RJ45 to DB9, DB9 9-Pin Serial Port Male to RJ45 Female Cat5 Ethernet LAN Console Cable 9.8Ft : Industrial & Scientific
![communication - Does this wiring pattern for a DB9 cable exist as a standard cable? - Electrical Engineering Stack Exchange communication - Does this wiring pattern for a DB9 cable exist as a standard cable? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/oYpxd.png)
communication - Does this wiring pattern for a DB9 cable exist as a standard cable? - Electrical Engineering Stack Exchange
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