[CentOS] udp stream multiply

Nicolas Thierry-Mieg Nicolas.Thierry-Mieg at imag.fr
Wed Feb 17 11:36:33 UTC 2010


Jure Pečar wrote:
> I have an incoming udp data stream to public interface that I want to
> duplicate and multipy to three or more destinations on the internal
> interface.
>
> Currently I've managed to put together netcat listener with output to
> pipe and socat reading from that pipe to a single destination. I
> hoped I could have more than one socat reader from the pipe, but that
> does not seem to be the case. So I'm able to only redirect stream to
> a single destination on lan.
>
> I'd also like to avoid this mess of shell tools and pipes and am
> looking for a cleaner solution.
>
> Any hints?

if you control the app on the destinations, you could use multicast?
Otherwise maybe broadcast on your LAN, all interested clients can pick 
up the packets.


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