[zeromq-dev] UDP support

Martin Sustrik sustrik at 250bpm.com
Sat Jan 30 22:22:08 CET 2010


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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