DS-3E2728P-H

Supports 802.3at/POE+ power supply standard.
Supports unique ARP intrusion detection to effectively prevent hackers or attackers from carrying out increasingly prevalent "ARP spoofing attacks" via ARP packets.
Supports IP Source Guard to prevent illegal address spoofing, including MAC spoofing, IP spoofing, and MAC/IP spoofing, as well as DoS attacks. Additionally, leveraging the trusted port feature of DHCP Snooping effectively eliminates unauthorized DHCP servers, ensuring the authenticity and consistency of the DHCP environment.