Disable IPv6 for Kubuntu/Ubuntu
1. sudo gedit /etc/modprobe.d/aliases (or your preferred text editor)
2. Find the line: alias net-pf-10 ipv6
3. Edit this to: alias net-pf-10 off
4. Save the file and reboot
Disable IPv6 for Kubuntu/Ubuntu
1. sudo gedit /etc/modprobe.d/aliases (or your preferred text editor)
2. Find the line: alias net-pf-10 ipv6
3. Edit this to: alias net-pf-10 off
4. Save the file and reboot