I am representing a school with 4 computer rooms each with 20 students + 1 teacher + 1 printer (Windows 7 and Win-Domain).So 88 devices are connected to 2 stacked Cisco SG350X-48-K9 (48x RJ-45, 2x RJ-45/SFP+, 2x SFP+) + Windows-Server + Internet.We h...