... network development.Intelligent &Powerful L3 functionsBased on Huawei's unified, mature, multi-service, Versatile Routing Platform ... L3 layers of the MAN, effectively protecting the operator’s current investment. AttributeNE40E-X1NE40E-X2Backplane Capacity285 Gbps450 ... various technologies for transition from IPv4 to IPv6: manual tunnel configurations, automatic tunnel configurations, IPv6-to-IPv4 ...