On 02/13/2016 10:58 PM, Antony Pavlov wrote: > The TP-LINK TL-WR1043ND board has only one serial port, > so replacing the default of 0 with 0 does nothing useful. I'd suggest to keep the aliases node, since it can be used by other non-Linux systems to access the serial port 0 . This might be useful in case you add some additional UART chip(s) too. [...]