... determine their transition strategy most suitable for their own network.All-round reliability solutionThe NE40E provides reliability protection ... multicast VPN, 802.1Q-in-802.1Q (QinQ), Virtual Local Area Network (VLAN) mapping, Dynamic Host Configuration Protocol (DHCP) relay/ ... tools such as U2000, NE40E can provide SDH-like network OAM, service-oriented, intelligent warning, and refined positioning. ...