Dear Martin,
Sorry for the delayed response. My code is all written in C++; I am not
using the GRC. These canvasses; are they separate top blocks?Sincerely, Tommy James Tracy II Ph.D Student High Performance Low Power Lab University of Virginia Phone: 913-775-2241 On Mar 4, 2014, at 3:03 AM, Martin Braun <martin.br...@ettus.com> wrote: > On 03.03.2014 17:57, Igor Volodin wrote: >> Hi all! >> >> I am trying to build following simple scheme: >> >> Signal source --> TCP Sink (server mode) <---- TCP Source (client mode) >> --> GUI Scope Sink >> >> It's strange but this simple scheme isn't working. > > Are you running both sub-flowgraphs in the same GRC canvas? I just tried this > in 2 canvases and it works. It *should* work from one, but I'm not sure GRC > is setting things up right. > > In any case, try 2 canvases. > > M >> >> >> sockstat shows me: >> >> USER COMMAND PID FD PROTO LOCAL ADDRESS FOREIGN ADDRESS >> igor python2.7 56206 11 tcp4 10.21.32.6:21950 10.21.32.6:12000 >> >> Looks like communication between tcp sink and tcp source blocks has been >> established, but tcpdump doesn't show any packets >> >> I decided to check first part of my scheme (Signal source + TCP Sink), >> and connected using netcat utility to the tcp sink port. All looks OK, >> the values come as expected. >> >> Can anybody explain, why this simple scheme doesn't work? >> >> >> Best regards, >> Igor >> >> >> >> >> _______________________________________________ >> Discuss-gnuradio mailing list >> Discuss-gnuradio@gnu.org >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
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