Labels:text | screenshot | font | number | display | rectangle | parallel | line OCR: BM 3090 Amdahl San Francisco Tokyo MAINFRAME (MVS, VMS) Federated VAX 117BB HP-9000 Application Hong Kong London MINICOMPUTERS (VAX, Unix) A break in one node will not effect the overall Ethernet Novell New York Paris PC Networks (DOS, OS/2) FIGURE 2. Multiple points of failure.