D-Link 2-Port 120G Stacking Module for DXS-3600-32S with CXP Interface The DXS-3600-EM-Stack expansion module provides 2 x 120G CXP stacking ports for the DXS-3600-32S managed switch. Must be used in conjunction with DEM-CB50CXP 50cm 120G CXP stacking cable. Features: Up to 960/480 Gbps switching capacity and 714/357 Mbps forwarding rate Suitable for both top-of-rack in data centres and enterprise network environments Web-based graphical interface Saves energy and increases the products lifespan