[aprssig] APRS Digipeter Design Questions
archer at eskimo.com
Fri Apr 29 10:15:07 CDT 2005
On Fri, 29 Apr 2005, Jason Winningham wrote:
> > 3C. What parts of a packet should I include in the CRC calculation?
> Well, I guess it's conceivable that 2 stations could have exactly the
> same payload (2 mobile stations, especially if they're close and/or
> running position ambiguity?), so maybe originating callsign + payload??
Due to Mic-E protocol you also need to include the DEST callsign
field, as that is part of your location. That means you need
You should be able to ignore all the digi's, right? Different paths
for the same payload would be considered the same for dupe-checking
Curt, WE7U. APRS Client Comparisons: http://www.eskimo.com/~archer
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