?Heat Dissipation with Fan?The managed switch uses a built-in fan, with the body of the multi-directional heat dissipation, to ensure the smooth and safe operation of the network switch and reduce the operating pressure caused by the heat of the body.Moreover,we committed to provide product- replace- without- repair service within 1 year, more concern on your using experience. ?Maintenance&Management Methods?The easy-to-use Web management interfaces,along with CLI(Console, Telnet)/NMP(V1,V2,V3) and RMON, means faster setup and configuration with less downtime.Moreover,it can seamlessly connect with customers or third-party network management cloud platforms to efficiently and conveniently implement business function. ?Universal L3 Management?Support DHCP Server, QoS, ACL control, support SNMP V1/V2/V3, IGMP Snooping v1/v2;Support STP/RSTP/MSTP(ERPS), loop detection and self-healing, support remote loop back monitoring and control(802.3ah OAM).Multiple managed methods to meet all your needs. ?Enhance Network Security?Perfect security control strategy and CPU protect policy, include 802.1Q VLAN, IP-MAC-Port binding, ACL, Port Security, DoS defend, Storm control, DHCP Snooping, 802.1X radius authentication and more,improve product fault tolerance, ensure stable network operation and link load balancing. ?10 Gigabit SFP+?The 10G managed switch has 12×10Gbps SFP+ Ports, Supports standard SFP interface optical module, no encryption, such as multi mode, single mode, SFP to RJ45 Modules.(Attention:SFP module NOT included in package ).