[aprssig] APRS IS weirdness

Gerry Creager N5JXS gerry.creager at tamu.edu
Sun Feb 27 20:22:47 EST 2005


None on first

Steve Dimse wrote:
>>http://db0lj.dyndns.org:14501/
>>
> 
> OK, here is something potentially interesting. Connecting to b0lj.dyndns.org
> port 10155 (apparently the closest to a full feed on that server) the bad data
> does not appear, so that one seems to be ruled out as the originator. The bad
> data does appear at hub2.aprs2.net port 10152, the upstream connection.
> 
> I gather your hypothesis is that another hub is connected somewhere, screws with
> the backslash, and injects the bad packet at the same or a different hub, is
> that correct?
> 
> If this is the case, whoever is doing that must be on a filtered port, because
> most of the world is not being affected. Perhaps someone could look through the
> core and tier 2 hubs looking for some sort of hub program that is using a Europe
> filter string...
> 
> Steve K4HG
> 
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