[aprssig] Old Digi_Ned Refurb

[Chris Kantarjiev]

> 
> Thanks for the info Chris. I was interested in modifying my openwrt to act
> as a digi as well. Was it hard to add the serial ports? I was looking and I
> haven't found a lot of info on what all aprs4r is capable of doing.

Wasn't horrible, but the documentation on the net is pretty scattered
and some of it is out of date. I have notes on the entire process here:

http://www.dimebank.com/cak/k6dbg/k6dbg_aprs.html#WRT

73 de chris K6DBG