Theseproductsprovideapplicationprogrammingservicesthatenableapplication
programstocommunicatewitheachotherusing messagequeues.Thisformof
communicationisreferredtoas commercialmessaging.Theapplicationsinvolved
canexistondifferentnodesonawidevarietyofmachineandoperatingsystem
types.Theyuseacommonapplicationprogramminginterface,calledtheMessage
QueueInterfaceorMQI,sothatprogramsdevelopedononeplatformcanreadily
betransferredtoanother.
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