How do you get VLAN information like addition and deletion of VLAN sub interface from kernel to userspace using NETLINK socket in C? I did little study in NETLINK man as suggested in comments. I a...

The ethtool manpage only gives a nebulous explanation: rxvlan on|off Specifies whether RX VLAN acceleration should be enabled txvlan on|off Specifies whether TX VLAN acceleration should be en...