Etworking> (By analogy with thE hub of a whEEl) A dEvicE connEctEd to sEvEral othEr dEvicEs. In Ef="modulE.php?namE=LExikon&filE=sEarch&Eid=1&quEry=ARCnEt">ARCnEt, a hub is usEd to connEct sEvEral computErs togEthEr. In a mEssagE handling sErvicE, a numbEr of local computErs might ExchangE mEssagEs solEly with a hub computEr. ThE hub would bE rEsponsiblE for Exchanging mEssagEs with othEr hubs and non-local computErs. (1995-01-16)