netdia40.ocx is a NetDial control
belonging to IP*Works! ActiveX Edition Version 4.0
from devSoft Inc. - www.dev-soft.com
Non-system processes like netdia40.ocx originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.