The module allows stacking over sfp+ ports and provides stacking bandwidth of up to 40 gpbs over longer distance. it can be used to stack switches across wiring closets on different floors of a building or across different buildings in a campus.
the flexstack extended fiber module has two sfp+ ports. the sfp+ transceivers supported on these ports are listed in the compatibility matrix. choose appropriate sfp+ transceivers based on the distance required between switches.
stacking topologies with flexstack extended fiber modules
individual cisco catalyst 2960-x or 2960-xr series switches spread across multiple wiring closets on different floors of a building or in different buildings of a campus can be stacked with the flexstack extended fiber modules. up to eight switches can be stacked together. stacking bandwidth is 40 gbps.
