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[aprssig] APRS IS weirdness

Steve Dimse steve at dimse.com
Sun Feb 27 22:44:18 UTC 2005


On 2/27/05 at 4:40 PM AE5PL Lists <HamLists at ametx.com> sent:

>Not from looking at the packet log I posted.  In any case, servers
>should not modify in any way the I-Field of a packet which is apparently
>occurring here.  This is why I used byte arrays instead of strings when
>working with packets when designing javAPRSSrvr.  Too many programming
>languages do "special" things with strings which can cause this type of
>problem.

aprsd certainly did this also, and its long deployment history makes the main
fork an unlikely cause, it is possible someone modified the source code and runs
it on one server causing the problem. An unspoken 'benefit' of open-source!

Steve K4HG




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