[zeromq-dev] Crosstalk between sockets

Luca Boccassi luca.boccassi at gmail.com
Fri Sep 1 12:34:07 CEST 2017

On Fri, 2017-09-01 at 11:21 +0100, david.myers at avalesta.com wrote:
> Hi, 
> I am having trouble sending video packets from multiple server
> processes
> to a single client process with multiple threads. The client starts a
> new thread for each server it connects to, on a separate socket and
> port
> number. 
> If I use REP-REQ and have the client acknowledge each packet, it
> works
> fine. 
> As the packets are one way only (from server to client thread) I
> would
> like to use PUB-SUB or PUSH-PULL of even just PAIR, so that I don't
> have
> to acknolwledge each packet received by the client. However the
> server
> processes crash with "bad address" when I start more than one. It's
> as
> if there is some crosstalk or ineterference between the channels even
> though they use different ports and sockets. 
> Any ideas or suggestions would be really great. 
> Thanks

Can you upload a code snippet that reproduces the issue to

Kind regards,
Luca Boccassi
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