CISCO - HIGH PERFORMANCE MIXED MEDIA GIGABIT ETHERNET INTERFACE MODULE MANAGED SWITCH - 24 GIGABIT SFP PORTS (WS-X6724-SFP). KEY FEATURES : DEVICE TYPE : SWITCH - 24 PORTS - MANAGED ENCLOSURE TYPE : PLUG-IN MODULE PORTS : 24 X GIGABIT SFP JUMBO FRAME SUPPORT : 9216 ROUTING PROTOCOL : HSRP, VRRP REMOTE MANAGEMENT PROTOCOL : SNMP 1, SNMP 2, RMON 1, RMON 2, RMON 3, RMON 9, SNMP 3 FEATURES : FULL DUPLEX CAPABILITY, VLAN SUPPORT, CISCO GIGABIT ETHERCHANNEL , MANAGEABLE, RAPID SPANNING TREE PROTOCOL (RSTP) SUPPORT, MULTIPLE SPANNING TREE PROTOCOL (MSTP) SUPPORT, QUALITY OF SERVICE (QOS), PER-VLAN SPANNING TREE PLUS (PVST+), PER-VLAN RAPID SPANNING TREE (PVRST) COMPLIANT STANDARDS : 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 802.1S DIMENSIONS (WXDXH) : 14 IN X 16 IN X 1.2 IN DESIGNED FOR : CATALYST 6503, 6506, 6509, 6509-NEB, 6513 CONDITION : REFURBISHED. AVAILABILITY : IN STOCK. OUR WARRANTY : 30 DAYS.