ide in slot 1. Slot 2 Slot 2 is capable of housing supervisor modules 1, 1A, and 2; line cards; or service modules. This slot is used for the redundant supervisor module if a failover pair is installed. Though a single supervisor can be installed in this slot, the first slot is generally used for single-supervisor installations. Slot 3 Slot 3 is capable of housing any line card or module, with the exception of super- visors or SFMs. Slot 4 Slot 4 is capable of housing any line card or module, with the exception of super- visors or SFMs. Chapter 17: Cisco 6500 Multilayer Switches Slot 5 Slot 5 is capable of housing an SFM or a supervisor incorporating an SFM, such as the Supervisor-720. This slot may also support any line card or module, with the exception of supervisors that would normally be placed in slot 1 or 2. In the 6513 chassis, this slot is for line cards, as the supervisors reside in slots 7 and 8 in a 6513. Slot 6 Slot 6 is capable of housing an SFM or a supervisor incorporating an SFM, such as the Supervisor-720. This slot may also support any line card or module, with the exception of supervisors that would normally be placed in slot 1 or 2. This slot is used for the redundant fabric module or supervisor module if a failover pair is installed. Though a single fabric module or supervisor can be installed in this slot, slot 5 is generally used for single-supervisor/SFM installations. In the 6513 chassis, this slot is for line cards, as the supervisors reside in slots 7 and 8 in a 6513. Slot 7 Slot 7 is capable of housing any line card or module, with the exception of super- visors or SFMs. In the 6513 chassis, this slot is used for supervisors and is treated like slot 5/6 in a 6509. Slot 8 Slot 8 is capable of housing any line card or module, with the exception of super- visors or SFMs. In the 6513 chassis, this slot is used for supervisors and is treated like slot 5/6 in a 6509. Slot 9 Slot 9 is capable of housing any line card or module, with the exception of super- visors or SFMs. The 6506-chassis sl