The best replacement for netmeeting is webex.

The best alternatives to netmeeting are rated as following:
★★★★★  webex
★★★  remote desktop
★★★  live meeting
★★  gotomeeting
★★  messenger
★  vnc
★  msn messenger
  livemeeting
  windows messenger

Your alternative for netmeeting is not listed? Suggest!
Speaking about netmeeting, one probably shouldn't forget about video conference.

Other search terms related to netmeeting and their ratings are:
★★★★★ video conference
You have in mind a companion for netmeeting and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of netmeeting in all years. Click on graph for more.
netmeeting
webex
remote desktop