The code examples (from the book ZeroMQ by Peter Hintjens, O'Reilly)

https://github.com/imatix/zguide/tree/master/examples

Compiling the code examples

g++ -o hwserver -lzmq hwserver.c

The examples

• 0, print the zmq library version

./version
Current 0MQ version is 4.1.4

• 1, one server which replies to the request of one client (REQ, REP)

run in two terminals the server and the client

./hwserver
./hwclient

• 2, a publishing server, a client which subscribes and publishes further and a sink which subscribes and collects the results (PUSH, PULL)

start the workers

source workers.sh

start the sink

./tasksink

start the ventilator (sampler)

./taskvent
(enter)

• 3, a publishing server and a filtering client (PUB, SUB)

start the server

./wuserver

start the client with a zip code to filter

./wuclient 63000