*Order based, non-cancellable* 24 RJ-45 with auto-sensing 10/100/1000 ports IEEE 802.3at Class 4 PoE (Ports 1-12) (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab type 1000BASE-T) Duplex: 10BASE-T/100BASE-TX: half or full 1000BASE-T: only full 2 SFP/SFP+ ports