DETAILS: Summit X450e series switches are based on the revolutionary ExtremeXOS core-class operating system from Extreme Networks. ExtremeXOS is a highly resilient, modular operating system that provides continuous uptime, manageability and operational efficiency.Summit X450e provides high availability and performance with its advanced traffic management capabilities to support large scale rollout of converged network that supports devices such as IP telephones, wireless APs and other devices that require power from a LAN connection. With low-latency line-rate performance, Summit X450e supports the 802.3af standards-based PoE on every port. Product Description Extreme Networks Summit X450e-48p - switch - 48 ports Device Type: Switch - stackable Form Factor: External Dimensions (WxDxH): 17.4 in x 17 in x 1.7 in Weight: 16.3 lbs Ports Qty: 48 x Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 1000Base-T Data Transfer Rate: 1 Gbps Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet Empty Slots: 4 x shared SFP (mini-GBIC) Remote Management Protocol: SNMP 1, SNMP 2, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP Features: DHCP support, BOOTP support, ARP support, trunking, VLAN support, IGMP snooping, Syslog support, DoS attack prevention, port mirroring, DiffServ support, manageable, stackable, MAC address filtering, IPv6 support Compliant Standards: IEEE 802.3, IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.1ad, IEEE 802.1v, IEEE 802.1ab (LLDP) Power Over Ethernet (PoE): Yes Power: AC 120/230 V ( 50/60 Hz ) Manufacturer Warranty: Limited lifetime warranty ALTERNATE ITEM #: 16148 UPC: 0644728161485