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[aprssig] Extending javAPRSSrvr's dupeTime

Mark Cheavens mcheavens at usa.net
Mon Sep 22 18:04:52 UTC 2008


The problem is related to delayed packet getting to the network, not 
with the network.

You likely have a KPC-3 in your area that is causing the problem.

Mark
KC5EVE

At 12:01 PM 9/22/2008, you wrote:
>Hi all,
>
>In the attached log extract, we see 7 position reports that were received
>in duplicate while connected to some APRS-IS server (montreal.aprs2.net).
>It appears that javAPRSSrvr's default 30s for dupeTime is not long enough
>to catch all duplicates.
>
>Each log entry is preceeded by a comment line with a timestamp when the
>message was received on my local host.
>
>The target I was following was a balloon and it appeared to be bouncing
>up and down. (See the altitude value.)
>
>Would it be advisable to increase dupeTime, say to 90 seconds, on tier 1
>and tier 2 servers? Would there be any drawback doing so?
>
>'73 - Pierre
>__
>
>Pierre Thibaudeau
>VA2RKA/VE2RIO/VE2RVR/VE2RQF/VE2RTO sysadmin
>
>
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