Dimensions & WeightDepth:48.3 cmHeight:6.7 cmWeight:13.2 kgWidth:44.3 cmEnvironmental ParametersHumidity Range Operating:10 - 85%Max Operating Temperature:40 °CMin Operating Temperature:0 °CExpansion / ConnectivityInterfaces:1 x USB Type A ¦ 1 x USB Type B ¦ 1 x console - RJ-45 management ¦ 32 x SFP (mini-GBIC)GeneralCompliant Standards:IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.1tDevice Type:Switch - 24 ports - L3 - ManagedEnclosure Type:Desktop 1.5UFeatures:Layer 3 switching, Layer 2 switching, VLAN support, IGMP snooping, DHCP snoopingFlash Memory:192 MB FlashMAC Address Table Size:96K entriesPorts:24 x Gigabit SFP + 8 x SFPRAM:768 MB (installed) / 2 GB (max)Remote Management Protocol:SNMP 1, SNMP 2, RMON, Telnet, SNMP 3Routing Protocol:RIP-2, EIGRPStatus Indicators:Port status, link/activitySubtype:Gigabit EthernetMiscellaneousCompliant Standards:NEBS level 3, CISPR 22 Class A, EN 60950, EN 61000-3-2, VCCI Class A ITE, IEC 60950, EN 61000-3-3, EN55024, EN55022 Class A, UL 60950, CSA 22.2 No. 60950, FCC Part 15PowerPower Device:Internal power supply - hot-plugPower Redundancy:YesVoltage Required:DC -48/-60 VSoftware / System RequirementsSoftware Included:Cisco IOS IP Base