48-port 10GBASE-T (RJ45) 4-port 10GBASE-X (SFP+) (Shared) 960 Gbps non-blocking fabric across 48 ports Out-of-band 1G Ethernet Management port Mini-USB and RJ45 RS232 console ports and USB storage port Full L3 feature set and non-stop forwarding (NSF) stacking Full width form factor with one-unit rack mount kit Industry leading warranty: NETGEAR M4300 series is covered under NETGEAR ProSafe Lifetime Hardware Warranty