> Phil's paper is from many years ago but the reality is that there was no > further movement away from the legacy AX.25 equipment toward a new > layer, much less toward a completely new protocol.
There is some movement... Check out: FX.25 - Forward Error Correction Extension to AX.25 Link Protocol For Amateur Packet Radio (pdf file 138k) The FX.25 extension to AX.25 implements a Forward Error Correction (FEC) ?wrapper? around a standard AX.25 packet and is designed to supplement the existing AX.25 infrastructure without displacing it. http://www.stensat.org/Docs/FX-25_01_06.pdf
