backbone site

backbone site

A key Usenet, electronic mail and/or Internet site; onethat processes a large amount of third-party traffic,especially if it is the home site of any of the regionalcoordinators for the Usenet maps. Notable backbone sites asof early 1993 include uunet and the mail machines atRutgers University, UC Berkeley, DEC's Western ResearchLaboratories, Ohio State University and the University of Texas.

Compare rib site, leaf site.