Q Can we use FlexStack stacking modules with WS-C2960X-24PS-L?
A No. The form factors of FlexStack-Plus and FlexStack modules are different. The FlexStack stacking module cannot be used with the Cisco Catalyst 2960-X Series. Similarly, the FlexStack-Plus module cannot be used with the Cisco Catalyst 2960-S Series.
Q Can Cisco Catalyst 2960-S be the stack master in a mixed stack of 2960-S and 2960-X switches?
A Yes. Cisco Catalyst 2960-S can be stack master in a mixed stack.
Q Can LAN Base and IP Lite feature set models stack together in the WS-C2960X-24PS-L?
A No, LAN Base and IP Lite feature set models cannot be stacked together. LAN Base feature set models can stack with LAN Base feature set models only. Similarly, IP Lite feature set models can stack with IP Lite feature set models only.