The Ticker.

The article offers news briefs on the Internet industry in the U.S. NetScout Systems Inc., a network management marketer, will purchase Network General Corp. for $205 million. Visto Corp., mobile electronic mail provider, is partnering with International Business Machines Corp. (IBM) to incorporate a push e-mail application into IBM Lotus Notes Traveler. Mozilla Corp. committed $3 million to an unknown subsidiary to endorse email innovation and develop the open source Thunderbird e-mail client.