Connect A Switch Per Floor

If you miss ports you buy a switch and you connect the switch always after the router.
Connect a switch per floor. Plan the vlan scheme. In this case you buy an access point for each floor. If you want to keep costs down go for lc to lc connectors go straight into you sfp module you will need to buy and then you don t give the model of your netgear switches sfp into new or existing switch. Get 3 switch each floor should have its own small switch and all u need is 2 run on cable form on switch 2another then plug the computer into the switch on each floor also get 3 printer switch 1.
The ada light switch height ranges refer to the recommended distance from the floor to the operable part of a light switch rather than the top or bottom of the cover usually the centerline for. Pick one of the switches to connect to the 1941 series router. Assign one department to each switch. Or for wired solution one switch for each floor then good luck to wire each office or open space.
You have sfp slots on the 6048 switch. Devise vlan names and numbers for the hr it and sales departments. Include a management vlan possibly named management or native numbered to your. For each of your port on your router will be connected to one floor.