Why the need for so many RS-232 ports? | Hacker News

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damian2000 on July 16, 2013 | parent | context | favorite | on: $99 ARM-based PC runs either Ubuntu or Android

Why the need for so many RS-232 ports?

jlgaddis on July 16, 2013 [–]

Serial consoles on network gear (routers, switches, firewalls, etc.).

When everything is working properly, you almost never need them... but when SHTF, they can be invaluable and save lots of time and money.

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