backbone site

A key Usenet, electronic mail and/or Internet site; one

that processes a large amount of third-party traffic,

especially if it is the home site of any of the regional

coordinators for the Usenet maps. Notable backbone sites as

of early 1993 include uunet and the mail machines at

Rutgers University, UC Berkeley, DEC's Western Research

Laboratories, Ohio State University and the University ofTexas.

Compare rib site, leaf site.

[Jargon File]

(1994-11-28)