ZeroMQ patterns
In this chapter, you will learn about the basic communication patterns that are supported by ZeroMQ. Do not worry if all that sound a bit theoretical; you will implement all of these patterns yourself throughout the chapter.
Request/reply pattern
The ZeroMQ library supports a variety of different communication patterns. For each of these, you will need different ZeroMQ socket types. The easiest communication pattern is the Request/reply pattern, in which a client opens an REQ socket and connects to a server listening on an REP socket. The client sends a request that is then replied to by the server.
ZeroMQ Request/Reply sockets
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