Three ways to deal with troublesome users.
Using a contributed module. Read more.
- Build in Drupal version 6 under
admin/user/rulesYou must setup the appropriate access rule. You can find any user's IP address under
admin/reports/dblogSearch under the
Session opened for User-Name-Here. Then click on this link. User's IP address is on the next page. If not working make sure that the
Trackercore module is activated.
- At server level with HTACCESS. Read more.