HP JD990A 1905-24 Switch 24 Ethernet Ports 2 Combo Gigabit SFP Ports

HP - 1905-24 SWITCH - SWITCH - 24 PORTS - MANAGED - RACK-MOUNTABLE (JD990A). KEY FEATURES : DEVICE TYPE : SWITCH - 24 PORTS - MANAGED ENCLOSURE TYPE : RACK-MOUNTABLE 1U INTERFACES : FAST ETHERNET PORTS : 24 X 10/100 + 2 X COMBO GIGABIT SFP ROUTING PROTOCOL : IGMP REMOTE MANAGEMENT PROTOCOL : RMON 2, SNMP, HTTP FEATURES : FLOW CONTROL, LAYER 2 SWITCHING, TRUNKING, VLAN SUPPORT, AUTO-UPLINK (AUTO MDI/MDI-X), PORT MIRRORING, MANAGEABLE, SPANNING TREE PROTOCOL (STP) SUPPORT, RAPID SPANNING TREE PROTOCOL (RSTP) SUPPORT, ACCESS CONTROL LIST (ACL) SUPPORT, QUALITY OF SERVICE (QOS) COMPLIANT STANDARDS : IEEE 802.3, IEEE 802.3U, IEEE 802.3I, IEEE 802.3Z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3AB, IEEE 802.1P, IEEE 802.3X, IEEE 802.3AD (LACP), IEEE 802.1W, IEEE 802.1X, IEEE 802.3AE, IEEE 802.3AC, IEEE 802.1S, IEEE 802.1AB (LLDP) POWER : AC 120/230 V ( 50/60 HZ )