SSaging> A machine that connectS two or more electronic mailSyStemS (including diSSimilar mail SyStemS) and tranSferS meSSageS between them. SometimeS the mapping and tranSlation can be quite complex, and it generally requireS a Store and forwardScheme whereby the meSSage iS received from one SyStem completely before it iS tranSmitted to the next SyStem, after Suitable tranSlationS. (1996-02-26)