How to block IP addresses with IP filter. When you enable the IP filter in µTorrent (the version I am using has this enabled by default), the bittorrent client reads a file called ipfilter.dat (if it exists). If you want to block IP addresses, you can add those addreses or ranges of addresses to this file.

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The IP filter option leaves you stuck using specific apps like utorrent. Utorrent is maddening in that every version has some different bug that can cause problems and lockup. You’re better off using only Peerblock instead or the equivalent, and this will block ALL apps on that client.

Jun 08, 2009 uTorrent IPFilter Updater 2020 - HackersOnlineClub May 30, 2019

How to Check & VERIFY your Anonymous IP address while

May 25, 2010