If you are trying to uninstall Trisul 6.0 and purge everything try the following
Uninstall the packages
sudo dpkg -r trisul-probe trisul-hub webtrisul trisul-badfellas trisul-geo trisul-urlfilter
Then clean up the following directories
If you are purging a previous version of Trisul let me know I will give you instructions.