DGS-R9812GP-SS-AIO_S_US, Industrial desktop type Layer-3 20-port managed Gigabit Ethernet switch

IEEE 802.3 for 10Base-T
IEEE 802.3u for 100Base-TX and 100Base-FX
IEEE 802.3ab for 1000Base-T
IEEE 802.z for 1000Base-X
IEEE 802.3x for Flow control
IEEE 802.3ad for LACP (Link Aggregation Control Protocol )
IEEE 802.1p for COS (Class of Service)
IEEE 802.1Q for VLAN Tagging
IEEE 802.1w for RSTP (Rapid Spanning Tree Protocol)
IEEE 802.1s for MSTP (Multiple Spanning Tree Protocol)
IEEE 802.1x for Authentication
IEEE 802.1AB for LLDP (Link Layer Discovery Protocol)

Switching latency: 7 us
Switching bandwidth: 40Gbps
Max. Number of Available VLANs: 256
IGMP multicast groups: 128 for each VLAN
Port rate limiting: User Define
Https / SSH enhance network security

Device Binding security feature
Enable/disable ports, MAC based port security
Port based network access control (802.1x)
Single 802.1x and Multiple 802.1x
MAC-based authentication
QoS assignment
Guest VLAN
MAC address limit
TACACS+
VLAN (802.1Q ) to segregate and secure network traffic
Radius centralized password management
SNMPv3 encrypted authentication and access security
Web and CLI authentication and authorization
Authorization (15 levels)
IP source guard
Https / SSH enhance network security

Hardware routing, RIP and static routing
IEEE 1588v2 clock synchronization
IEEE 802.1D Bridge, auto MAC address learning/aging and MAC address (static)
Multiple Registration Protocol (MRP)
RSTP/MSTP (IEEE 802.1w/s)
Redundant Ring (O-Ring) with recovery time less than 30ms over 250 units
TOS/Diffserv supported
Quality of Service (802.1p) for real-time traffic
VLAN (802.1Q) with VLAN tagging
Voice VLAN
IGMP v2/v3 Snooping
IP-based bandwidth management
Application-based QoS management
DOS/DDOS auto prevention
Port configuration, status, statistics, monitoring, security
DHCP Server/Client/snooping
DHCP Relay
Modbus TCP
ARP inspection
SMTP Client

O-Ring
Open-Ring
O-Chain
*note MRP
MSTP(STP / RSTP compatible)

Green for Link/Act indicator
Dual color LED for speed indicator : Green for 1000Mbps, Amber for 100Mbps, Off-light for 10Mbps