Featuring field pluggable x86 NFV module for hosting virtual network functions, ETX-2i IP and Carrier Ethernet NID/NTU serves as virtualization engine at customer edge, and is specially designed for Layer 2/Layer 3 business, mobile backhaul, and wholesale services. Unit supports dynamic forwarding to enable chaining flexibility for embedded and virtualized functions. In addition, ETX-2i features built-in router and modular network interfaces for any access infrastructure.