How to disable IPv6 on your Linux machine
For those who noticed their WAN IP address started showing as IPv6
The following command is used to temporary disable IPv6 on a Linux system.
echo 1 > /proc/sys/net/ipv6/conf/all/disable_ipv6
It writes the value 1 to the disable_ipv6 file for all network interfaces in the ipv6 configuration.… Read the rest