[Xastir] strange stuff on stdout

Curt, WE7U archer at eskimo.com
Fri Sep 1 07:30:27 EDT 2006


On Thu, 31 Aug 2006, Jason Winningham wrote:

> got a very recent (Monday afternoon, IIRC) CVS xastir and I'm seeing
> this:
>
> RDF:     K4DIG-7:
>
> followed by a bunch of binary garbage on the terminal.  It's only
> happened a couple of times in 3 days of runtime and xastir seems to
> work just fine, but it's odd.  Any clues?

Longest packets on APRS I think I've ever seen:


K4DIG-7>APZ19,qAo,N8DEU-4:!3451.13NS08654.23W#PHG4130/W3,ALn Limestone County

K4DIG-7>APZWX,AL2-2,qAo,N8DEU-4:&CR&000000FF00000000029A029A0000----00000000000002A803E8----029A0016043C0296042402C403A9000F026F04180296042402C403A9000F026F04182BA70000000000FF2BA7000000002BA7000002A8043202D803CD000F0299042102D2007B0281002B001000F700CF03F


Looks to be some weather info, ASCII strings directly from a weather
station I think.

According to page 17 of the APRS spec, the '&' data-type symbol is:
"[Reserved -- Map Feature]".

'%' is supposed to indicate Agrello RDF format.  I don't see any in
the raw dumps from findu, but perhaps there were a few that you saw.

In any case, the long packets this station is sending out are not
per the APRS spec.  The start character he's using is reserved for
something else in the spec.

--
Curt, WE7U.   APRS Client Comparisons: http://www.eskimo.com/~archer
"Lotto:    A tax on people who are bad at math." -- unknown
"Windows:  Microsoft's tax on computer illiterates." -- WE7U
"The world DOES revolve around me:  I picked the coordinate system!"



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