sysctl: cannot stat /proc/sys/net/ipv6/conf/all/forwarding: No such file or directory
sysctl: cannot stat /proc/sys/net/ipv6/conf/default/forwarding: No such file or directory
sysctl: cannot stat /proc/sys/net/ipv6/conf/all/disable_ipv6: No such file or directory
sysctl: cannot stat /proc/sys/net/ipv6/conf/default/disable_ipv6: No such file or directory
sysctl: cannot stat /proc/sys/net/ipv6/conf/lo/disable_ipv6: No such file or directory