HP JE072A A5120-48G SI Switch L4 managed Rack-Moountable

HP - A5120-48G SI SWITCH - SWITCH - L4 - MANAGED - 48 X 10/100/1000 + 4 X SFP - RACK-MOUNTABLE (JE072A). KEY FEATURES : DEVICE TYPE : SWITCH - 48 PORTS - L4 - MANAGED PORTS : 48 X 10/100/1000 + 4 X SFP MAC ADDRESS TABLE SIZE : 8K ENTRIES ROUTING PROTOCOL : STATIC IPV4 ROUTING REMOTE MANAGEMENT PROTOCOL : SNMP 1, RMON, TELNET, SNMP 3, SNMP 2C, HTTP, HTTPS, CLI ENCRYPTION ALGORITHM : SSL AUTHENTICATION METHOD : RADIUS, SECURE SHELL V.2 (SSH2) FEATURES : FLOW CONTROL, LAYER 3 SWITCHING, LAYER 2 SWITCHING, AUTO-SENSING PER DEVICE, DHCP SUPPORT, ARP SUPPORT, VLAN SUPPORT, AUTO-UPLINK (AUTO MDI/MDI-X), RAPID SPANNING TREE PROTOCOL (RSTP) SUPPORT, VIRTUAL CABLE TEST (VCT) TECHNOLOGY, MULTIPLE SPANNING TREE PROTOCOL (MSTP) SUPPORT, DHCP SNOOPING, ACCESS CONTROL LIST (ACL) SUPPORT, QUALITY OF SERVICE (QOS), JUMBO FRAMES SUPPORT, STP ROOT GUARD COMPLIANT STANDARDS : IEEE 802.3, IEEE 802.3U, 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 802.1S RAM : 128 MB - SDRAM FLASH MEMORY : 128 MB FLASH EXPANSION / CONNECTIVITY : INTERFACES : 48 X 10BASE-T/100BASE-TX/1000BASE-T - RJ-45 1 X CONSOLE - RJ-45 - MANAGEMENT 4 X SFP (MINI-GBIC) POWER : POWER DEVICE : POWER SUPPLY VOLTAGE REQUIRED : AC 120/230 V ( 50/60 HZ )