__top__ — Bonjour 3.1.0.1

It sounds like you're referring to (the zero-configuration networking protocol from Apple), specifically version 3.1.0.1 . This version is commonly associated with Bonjour for Windows , often bundled with software like iTunes, Safari, or Adobe Creative Suite.

net stop "Bonjour Service"

sc query "Bonjour Service" If it shows RUNNING , you can stop it with: bonjour 3.1.0.1