[op25-dev] Re: OP25 and Wireshark

John Ackermann N8UR jra@febo.com [op25-dev] op25-dev at yahoogroups.com
Tue Aug 29 19:53:23 UTC 2017

I have an image file with a working OP-25 "max" branch Raspberry Pi 3 system available if anyone wants to try it (just copy to an SD card and boot).  I'm in a low-bandwidth location now, but will be back home late next week.  Ping me if you want to grab it.


On Aug 29, 2017, 1:19 PM, at 1:19 PM, "James K4JK k4jk.james at gmail.com [op25-dev]" <op25-dev at yahoogroups.com> wrote:
>Thanks for the reply. It sounds like using scope.py from the main
>branch is
>the best bet at this point.
>I've been thinking about building a mini desktop with Ubuntu 14.04 for
>specifically with OP25, so I think I will finally bite the bullet and
>so. I don't think the main branch liked my Debian 8 installation when I
>tried to compile.
>When using scope.py do I need to do the same thing as far as turning
>audio decoding for use with wireshark? Would this be what I want for
>./scope.py --args 'rtl' -N 'LNA:30' -f <freq>  -S 1000000 -q 1  -v 10
>-w -W
> -T file.tsv
>Thanks again
>On Tue, Aug 29, 2017 at 12:31 PM, gnorbury at bondcar.com [op25-dev] <
>op25-dev at yahoogroups.com> wrote:
>> You'll definitely want to turn off all audio decoding (-2 and -V)
>> using wireshark, otherwise the audio stream will pollute the P25 data
>> sent over UDP.  Beyond that it's unclear to me whether wireshark
>> properly with the rx.py version of the op25 codebase.  I don't
>believe it's
>> been tested to any degree.
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