7450 ESS 21.0 (NSP Network Functions Manager

Properties
family	valid enums=ipv4, vpnIpv4, ipv6, vpnIpv6, labelIpv4, labelIpv6 valid enums=mcastIpv4, l2Vpn, mcastVpnIpv4, evpn, mcastIpv6, mcastVpnIpv6 (from 16.0.R4)