Bastian (Bart) Stassen, P.Eng.

> Same issue with 11.4 bummer. for now I've disabled the three packet filters network interfaces for Cisco AnyConnect v4.9.xxxx and that seems to allow Cisco Connect to still work...

Interestingly [release notes for new AnyConnect client](https://www.cisco.com/c/en/us/td/docs/security/vpn_client/anyconnect/anyconnect410/release/notes/release-notes-anyconnect-4-10.html#Cisco_Reference.dita_41127f2b-432f-4cc8-8978-c12a9f7db890) state: AnyConnect 4.10.05095 New Features This is a maintenance release that includes the following enhancements, and that resolves the defects described in [AnyConnect...

Cisco AnyConnect client v4.9.xxx had 3 packet filter network drivers in my Big Sur network settings. I disabled all three packet filters for Cisco AnyConnect and it seems to still...

I can confirm that macOS 11.5 and 11.5.1 now work with Cisco AnyConnect's packet filters in place and I can ping etc. without disabling them.

Interestingly [release notes for new AnyConnect client](https://www.cisco.com/c/en/us/td/docs/security/vpn_client/anyconnect/anyconnect410/release/notes/release-notes-anyconnect-4-10.html#Cisco_Reference.dita_41127f2b-432f-4cc8-8978-c12a9f7db890) state: AnyConnect 4.10.05095 New Features This is a maintenance release that includes the following enhancements, and that resolves the defects described in [AnyConnect...

Has anyone else reported this issue on macOS Monterey? I think I'll wait to upgrade macOS until this issue is understood.

> Then uninstall the last version: https://github.com/objective-see/LuLu/releases/download/v2.4.1/LuLu_2.4.1.dmg Did you mean to say "Then **install** the last version[...]"? I don't understand what you're suggesting and what it accomplishes. Please explain more.

Well, that would get rid of all existing rules and one has to start over re-creating all the rules, right? Ugh...

@macdaddy1944 please confirm: you tried uninstalling Lulu **_via its menu_** and reinstalling fresh and you still get "Error: Activation failed"?

Well, referring to [this post](https://github.com/objective-see/LuLu/issues/412#issuecomment-968697901), the idea was to uninstall using Lulu menu:  The idea being that Lulu does a different more complete job of removing itself rather overwriting...