ocr: Corporate backbone network Bridge Database File server server Video server Hubs Figure 3: Corporate backbone network witb bigh saturation, using a dient Supports video up to streams. 20 simultaneous bridge to isolate the irrelevant trafjic, from the video sert'er, abich also acts as a bridge. for local fraffic in tbis coufiguration. Tbis example shows inexpensive "dumb" bubs connecting to the server and clients.