ADTRAN NETVANTA 5660 CARRIER ETHERNET CUSTOMER EDGE GIGABIT ROUTER. INTEGRATED DEVICE FOR LAYER 2 AND LAYER 3 TERMINATION, INCLUDING IP VPN AND ELAN SERVICES. INCLUDES 5 GIGABIT ETHERNETS (4 COMBO, 1 FIBER). SUPPORTS CARRIER ETHERNET WAN ACCESS MODULES FOR TERMINATING VDSL AND SHDSL (MODULES SOLD SEPARATELY).
