Methods and apparatus, including computer program products, are provided for controlling message communication between a first computer and a second computer. An exemplary method includes receiving, at the first computer, one or more messages from the second computer, the messages being stored in a buffer associated with an interface at the first computer. The method also includes calling, by a user interface, the interface at the first computer to retrieve the messages from the buffer. Moreover, the method includes identifying, by the user interface, the messages for presentation based on one or more parameters of the message, and providing the identified messages to the user interface for presentation.