[zeromq-dev] UDP support

Armin Steinhoff armin at steinhoff.de
Sun Jan 31 10:33:12 CET 2010

Hello Martin,

I'm just testing under openSUSE.  Sorry for my missunderstanding of the 
implementation of the *reliable* UPD communication.
I will continue with the throughput tests. 

Thanks to all


Martin Sustrik wrote:
> Hi Armin,
>>> I have tried to run the examples* local_lat* and *remote_lat*  with UPD 
>>> but got always the return code 93 -> Protocol not supported.
> I know! The problem is that UDP is actually UDP encapsulation of PGM 
> reliable multicast protocol. So to have it available you have to specify 
> --with-pgm when doing configure.
> One more comment: Latency tests use request/reply sockets which, quite 
> naturally, don't work over multicast. So you'll end up with error 
> anyway. The throughput tests should work though.
> Martin
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