Neglected the fact that multicast IPv4/IPv6 address can be mapped to one multicast hw address, and a lower dpvs port may have multiple upper ports (such as vlan).
Multicast hw addresses could sync from kni multiple times or be deleted by mistake.
Interferences of linked down kni devices.
Add supports for getting dpvs multicast via dpip maddr.
fix hw multicast address sync problems
Add supports for getting dpvs multicast via
dpip maddr
.Fix github CI problem caused by outdated Node.js.