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[aprssig] Valid destination address in APRS packets?

Curt, WE7U archer at eskimo.com
Tue Aug 16 20:19:54 UTC 2005


On Tue, 16 Aug 2005, Keith - VE7GDH wrote:

> I dunno about the others, but I looked at VE7IMD-1 because it is
> not too far from me... well, it would be a long swim. I viewed the
> station details right on the map in UI-View32 and then went to
> findu.com to view the raw data:
> www.findu.com/cgi-bin/raw.cgi?call=ve7imd-1&start=24&length=24&time=1
> and it does indeed appear to not have a destination address...
> unless the WIDE5-5 is actually erroneously entered as the
> destination. Either way, it is a bit strange. If the WIDE5-5 is
> really a path and not an odd-ball destination address, it isn't a
> very good path (detrimental to the APRS network) considering  it
> is located just south of Vancouver BC and north of Seattle WA and
> Victoria BC, with lots of activity on RF. At least if it is an
> erroneously entered destination, it won't be banging away as
> WIDE5-5... I think.

It is considered an ALTNET address because it doesn't start with
"AP", therefore most of the clients will simply ignore the packets
unless they are set to the same ALTNET address, in this case
"WIDE5-5".

--
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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