This post is also available at Ruby On Cloud AMQP stands for Advanced Message Queuing Protocol. RabbitMQ is a server that implements the protocol. RabbitMQ is available on Linux, OSX, and Windows. Installation instructions for RabbitMQ are available at http://www.rabbitmq.com/install.html I will be running RabbitMQ on Ubuntu 9.10. First, let’s install the server: apt-get install rabbitmq-server No