The Intelligent Transport Layer ØMQ \zeromq\: Ø The socket library that acts as a concurrency framework. Ø Faster than TCP, for clustered products and supercomputing. Ø Carries messages across inproc, IPC, TCP, and multicast. Ø Connect N-to-N via fanout, pubsub, pipeline, request-reply. Ø Asynch I/O for scalable multicore message-passing apps.