Cisco Catalyst 6800IA Hardware Installation Manual page 33

Switch Installation
Stack Cabling
The following topology is created by stacking switches with FlexStack-Extended Fiber modules that are
deployed across different floors of a building. The SFP+ module ports are connected using fiber cables.
Figure 10: Stacking with FlexStack-Extended Fiber Modules Across Floors of a Building
The following topology is created by stacking switches with FlexStack-Extended Fiber modules that are
deployed across multiple buildings of a campus and different floors of a building.
Figure 11: Stacking with FlexStack-Extended Fiber Modules Across Floors and Buildings
Using FlexStack-Extended Hybrid module, you can combine existing stack of switches and new switches
spread across multiple wiring closets into one single stack. To achieve this, the copper port on the
FlexStack-Extended Hybrid module should be connected to the FlexStack-Plus port on a switch in your
Catalyst 6800IA Switch Hardware Installation Guide
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