[zeromq-dev] Multicast and send/recv

gonzalo diethelm gdiethelm at dcv.cl
Mon Feb 22 14:57:17 CET 2010

> >> Yes. I think using multicast for this kind of thing makes sense.
> >
> > And what kind of socket would you use? Since it has to be
> > it seems as if REQ/REP or UPSTREAM/DOWNSTREAM are the only
> > right?
> Multicast will work only with PUB/SUB sockets. Thus, what you have to
> is to create one PUB socket and one SUB socket in both supervisor and
> individual applications. Supervisor will use PUB socket to send the
> command, SUB to receive responses. Applications will use SUB socket to
> receive the ping and PUB socket to respond with their identities.

Ok. This would also have the advantage of allowing more than one

> One more thought: Is 'ping' needed at all? What if applications just
> sent their identities once in a while to the supervisor?

I thought about this as well, but I would also like the supervisor to
have the ability to send commands to the programs. For instance,
"pause", "shutdown", etc.

Thanks for the insight.

Gonzalo Diethelm

Declaración de confidencialidad: Este Mensaje esta destinado para
el uso de la o las personas o entidades a quien ha sido dirigido y
puede contener información reservada y confidencial que no puede
ser divulgada, difundida, ni aprovechada en forma alguna. El uso no
autorizado de la información contenida en este correo podrá ser
sancionado de conformidad con la ley chilena. 
Si usted ha recibido este correo electrónico por error, le pedimos
eliminarlo junto con los archivos adjuntos y avisar inmediatamente
al remitente, respondiendo este mensaje. 

"Before printing this e-mail think if is really necesary".
Disclosure: This Message is to be used by the individual,
individuals or entities that it is addressed to and may include
private and confidential information that may not be disclosed,
made public nor used in any way at all. Unauthorized use of the
information in this electronic mail message may be subject to the
penalties set forth by Chilean law. 
If you have received this electronic mail message in error, we ask
you to destroy the message and its attached file(s) and to
immediately notify the sender by answering this message. 

More information about the zeromq-dev mailing list