[OZAPRS] Re: Dupes to APRS-IS from VK5

Joseph Burford joseph at josephburford.com
Thu Jun 12 12:53:01 EST 2008


Hi Tony,

> it.. Its a concern however as its going to potentially cause dupes on RF as
> a time delay like 10 mins will get past the Dupe checks on the servers and
> create what appears to be a new frame on the system comming back onto RF..

Yeah that's my thinking.

2008-06-10 17:39:14 UTC: VK5UJ-1>APOT2A,VK5RSC-1*,WIDE2-1,qAo,VK5EX-1
2008-06-10 17:52:01 UTC: VK5UJ-1>APOT2A,VK5BRC-1,VK5RLD-1*,WIDE2,qAo,VK5LY

13 minutes.

2008-06-10 21:19:25 UTC: VK5UJ-1>APOT2A,VK5RNE-1*,WIDE2-1,qAo,VK5EX-1:
2008-06-10 21:27:39 UTC: VK5UJ-1>APOT2A,VK5RMB-1,VK5RLD-1*,WIDE2,qAo,VK5LY

8 minutes.

2008-06-10 23:19:35 UTC: VK5UJ-1>APOT2A,VK5RNE-1*,WIDE2-1,qAo,VK5EX-1
2008-06-10 23:23:53 UTC: VK5UJ-1>APOT2A,VK5RMB-1,VK5RLD-1*,WIDE2,qAo,VK5LY

4 minutes.

It could have been in the APRS-IS, although I struggle to see where
you would find that delay between the end client and the server or
between servers.

It also seemed like maybe VK5RLD-1 wasn't digipeating straight away,
maybe hodling onto the packets it heard because something was holding
DCD/Squelch open or similar. Could have been something local
happening.

Anyway it's been good for about 24 hours now, so touch wood :)

> there was an explanation.. I wonder what server Larry is logged into on 5LY
> as compared to Andrews login on 5EX ?? Is there some sort of delay in the

If I recall, one was on first.aprs.net.au, the other on second.aprs.net.au

> Instead of WIDE2-2 try ADEL2-2 . This will stop your frames propagating into
> the Riverland 5RLD system and getting heard by Larrys system.. Its will only
> goto RMB BRC RNE RSC ..

Might give an alternatiing beacon a go, switch the path for each beacon.

With WIDE2-2 it's interesting to see how 1watt often hits RAC and RLD
directly :-)

Cheers,

Joseph

-- 
http://www.josephburford.com
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