22 x GE SFP + 2 x GE Combo (RJ45/SFP) + 2 x 10G SFP+ ports + 1 x expansion slot (for dual 10G SFP+ ports) L3 Stackable Switch w/ 1 x RJ45 console port, 1 x USB type A storage port, RPU connector, Stack up to 4 units