disable-dhcp-for-interface.md

Disable interface for network manager inside: /etc/NetworkManager/conf.d/unmanaged.conf

[keyfile]
unmanaged-devices=interface-name:<interface>

Disable using dhcpcd service

systemctl disable dhcpcd@<interface>.service

Disable ipv6 for specific interface

vim /etc/sysctl.d/40-ipv6.conf
net.ipv6.conf.<interface>.disable_ipv6 = 1