21.   But in exchange, you get a batch of high-quality office software that integrates nicely with internal corporate networks or the Internet.

22.   But much of the industry is planning to sell the machines to companies, which would use them in conjunction with corporate networks known as intranets.

23.   But many users leave their computers undefended and connected to the Internet or to corporate networks that are not protected.

24.   But this is too slow for the huge demands being placed on many corporate networks, said Bay Networks chairman David House.

25.   Cheyenne, based in Roslyn Heights, New York, makes storage, communications and security software for corporate networks and competes with Seagate Technology Inc. and McAfee Associates.

26.   Cheyenne makes storage, communications and security software for corporate networks and competes with Seagate Technology Inc. and McAfee Associates.

27.   Cisco, of course, has long been the gorilla of data networking, building routers and other equipment that direct bits of information across corporate networks.

28.   Cisco executives said large corporate networks, its traditional market, now accounted for slightly less than half of revenue.

29.   Closer examination of the Metrocard may also shed light on other corporate networks that use similar security techniques, several hackers said.

30.   Cisco executives said large corporate networks, its traditional market, now account for slightly less than half of revenues.