Thread: Deprecated sysctl (syscall) net.ipv6.neigh.eth0.base_reachable_time; Use net.ipv6.nei

What is the error means

process `sysctl' is using deprecated sysctl (syscall) net.ipv6.neigh.eth0.base_reachable_time; Use net.ipv6.neigh.eth0.base_reachable_time_ms instead

This is not an error but a warning message about outdated kernel parameter. to fix warning, edit /etc/sysctl.conf and update the line

From:

Code:

net.ipv6.neigh.eth0.base_reachable_time

To:

Code:

net.ipv6.neigh.eth0.base_reachable_time_ms

Save and close the file. To test new changes run

Code:

sysctl -p

You should not see any warning message.