HP 451439-B21 Cisco Catalyst 3120X Blade Switch

HP - CISCO CATALYST 3120X BLADE SWITCH - 8 PORTS - MANAGED - STACKABLE (451439-B21). KEY FEATURES : DEVICE TYPE : SWITCH - MANAGED - STACKABLE ENCLOSURE TYPE : PLUG-IN MODULE NETWORKING : PORTS QTY : 8 AUXILIARY NETWORK PORTS : 4X10/100/1000BASE-T(UPLINK) DATA TRANSFER RATE : 1 GBPS DATA LINK PROTOCOL : GIGABIT ETHERNET REMOTE MANAGEMENT PROTOCOL : SNMP 1, RMON, TELNET, SNMP 3, SNMP 2C CONNECTIVITY TECHNOLOGY : WIRED SWITCHING PROTOCOL : ETHERNET STATUS INDICATORS : PORT STATUS, POWER, SYSTEM, STATUS FEATURES : AUTO-NEGOTIATION, ARP SUPPORT, LOAD BALANCING, IGMP SNOOPING, IPV6 SUPPORT, DHCP SNOOPING, DYNAMIC TRUNKING PROTOCOL (DTP) SUPPORT, PORT AGGREGATION PROTOCOL (PAGP) SUPPORT, QUALITY OF SERVICE (QOS), JUMBO FRAMES SUPPORT, VIRTUAL BLADE SWITCH (VBS) COMPLIANT STANDARDS : IEEE 802.3, IEEE 802.3U, 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 802.1S EXPANSION / CONNECTIVITY : EXPANSION SLOTS TOTAL (FREE) : 2 ( 2 ) X X2 INTERFACES : 4 X NETWORK NODE - ETHERNET 10BASE-T/100BASE-TX/1000BASE-T - RJ-45 FEMALE 8 X NETWORK - ETHERNET 1000 - BACKPLANE 2 X NETWORK STACK DEVICE FEMALE 1 X MANAGEMENT - CONSOLE - RJ-45 FEMALE COMPATIBLE SLOTS : 1 X EXPANSION SLOT