Anyconnect does not start after install

Quit anyconnect

Open Terminal and run:

sudo cp /opt/cisco/secureclient/bin/Cisco\ Secure\ Client\ -\ AnyConnect\ VPN\ Service.app/Contents/Resources/com.cisco.secureclient.vpnagentd.plist /Library/LaunchDaemons/

sudo launchctl bootstrap system/Library/LaunchDaemons/com.cisco.secureclient.vpnagentd.plist

You should receive 2 prompts 
1. to allow for it t be a background process
2. to allow it to control and filter network data