TRENDnet's 28-Port Gigabit Web Smart Po E+ Switch, model TPE-2840WS, offers 4 x Gigabit Po E+ ports (Ports 1-4 802.3at), 20 x Gigabit Po E ports (Ports 5-24 802.3af), 4 x SFP slots, & a Po E Power budget of 185 Watts. This IPv 6 ready switch offers advanced traffic management, troubleshooting, access control, energy saving GREENnet, & monitoring features at a reduced cost. Hardware Design Provides 4 x Gigabit Po E+ ports (Ports 1-4 802.3at), 20 x Gigabit Po E ports (Ports 5-24 802.3af), 4 x SFP slots, a Po E Power budget of 185 Watts, &
Includes:: rackmount brackets. Smart Fan Smart fan saves energy by varying fan speed & use based on cooling needs. IPv 6 Ready This switch supports IPv 6 configuration & IPv 6 neighbor discovery. Traffic Management A broad range of network configurations are supported by: 802.3ad link aggregation, Asymmetric VLAN, 802.1Q VLAN, Voice VLAN, Private VLAN, Bandwidth Controls, GVRP, IGMP v 1-v 3, 802.1p Class of Service (Co S), Spanning Tree (STP, RSTP, & MSTP), & Qo S queue scheduling. Troubleshooting Real time traffic comparison charts, error group charts, & a convenient cable diagnostic test aid in rapid troubleshooting. Access Controls Features such as ACL, SSL, MAC/port filtering, Denial of Service controls, 802.1X, TACACS+, & RADIUS are compatible with layered network access controls. Monitoring RMON, SNMP, SNMP Trap, & Port Mirroring support administrator monitoring solutions.