Network Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3z, IEEE 802.3x, IEEE 802.3ad, IEEE 802.3az, IEEE 802.3af, IEEE 802.3at, IEEE 802.1d, IEEE 802.1q/p, IEEE 802.1XNumber of Ports with PoE+ Support: 24Memory: 128 MBLEDs: System (blue), Link/Act/PoE (green/green)System Power Consumption without PoE+: 110V:28.58W, 220V:26.67WForwarding Rate: 38.69 MppsSwitching Capacity: 52 GbpsMAC Address Table Size: 8KJumbo Frame (FE, GE): 9KFans: Two, 8,200 rpmPower Dedicated to PoE+: 192 WPower Input: 100–240V, 50-60 Hz, (3.5A max)Operating Temperature: 0 to 50°C (32 to 122°F)Storage Temperature: -40 to 70°C (-40 to 158°F)Storage Humidity: 10 to 90% RH (non-condensing)Spanning Tree: IEEE 802.1d Spanning Tree, IEEE 802.1w Rapid Spanning TreeLink Aggregation: IEEE 802.3ad LACP, up to 4 groups with up to 8 ports per groupVLAN: Port-based and 802.1q tag-based VLANs, Management VLAN, Guest VLAN support, Dynamic VLAN assignment via Radius server with 802.1x client authenticationNumber of VLANs Supported: 128 active VLANs (4,096 range)Auto Voice VLAN: VLAN Voice traffic is automatically assigned by OUI to a voice-specific VLAN and treated with appropriate levelsIGMP Snooping: IGMP (v1/v2/v3) snooping provides for fast client joins and leaves of multicast streams and limits bandwidth-intensive video traffic to only the requestors; supports 256 multicast groupsHOL Blocking Prevention: Head of line (HOL) blocking preventionPort Mirroring: Traffic on multiple ports can be mirrored to another port for analysis with a network analyzerSecurity Features: 802.1x Radius authentication, DHCP snooping, IP-MAC binding, Port security supports limited dynamic lock and locked MAC address, Management access controlStorm Control: Broadcast, flooding, and multicastRMON: Embedded remote monitoring (RMON) software agent support for enhanced traffic management, monitoring, and analysisManagement Interface: HTTP, HTTPSOther Management: Telnet (Menu CLI), DHCP client, system log, configuration unload and backup via HTTP or TFTP, PING, dual images, SNTPSNMP: Version 1, Version 2cFirmware Upgrade: Web Browser (HTTP/HTTPS), TFTPQoS - Class of Service: Port-based, 802.1p priority-based, IPv4/v6 IP DSCP-basedCombo Ports (RJ45 + SFP): 2 combo on ports g25, g26Copper FE/GE Ports (RJ45): g01–g12, g13-g24Green Power Mode: EEE+, Short Reach + Energy DetectQoS - Priority Levels: 4 hardware queuesQoS - Scheduling: Priority queuing and weighted round robin (WRR)Total System Ports: 26GE