The 22 Port Gigabit L3 Managed Switch DS622 supports various routing protocols such as IP/VLAN routing, RIP, OSPF, VRRP router redundancy to be fully compatible with your backbone network. It is designed with advanced cybersecurity features such as Port-Based Security- IEEE802.1 x MAB (MAC Authentication Bypass), Access Control List (ACL, MAC/IP/ARP filter), DHCP Snooping, IP Source Guard, Dynamic ARP Inspection as well as advanced redundancy features such as WoMaster ERPSv2 Plus and eRSTP. DS622 provides 22-port full-gigabit Ethernet including 16-port Gigabit RJ45 and 6-port 100M/1G SFP with non-blocking wire-speed switching and routing.

High performance CPU & Full Gigabit Switching
・Powerful 1.2GHz ARM Cotex-A9 processor
・Non-blocking switch fabric design
・22-port Full Gigabit Ethernet ports, including 16 Gigabit RJ45 and 6 100/1000M SFP.
・8 flexible Class of Service(CoS) queues
・16K MAC address table
・ 9Kb Jumbo Frame
・ DDM function for fiber connectivity monitoring
・Up to 8Gbps Link Aggregation
・Energy-Efficient Ethernet for power saving

L2+ Management Switch Features
・Various configuration paths, including WebGUI, CLI, SNMP, Modbus TCP, LLDP topology control
・Layer 2 Switch features include VLAN, QoS, LACP/Trunk, Rapid Spanning Tree protocol…etc.
・IGMP Snooping v1/v2/v3, IGMP Query, 512 L2 Multicast Groups for video applications
・Built-in DHCP Server that automatically provides and assigns IP addresses, default gateways to clients

WoMaster ERPSv2 PLUS Ring Technology
・ITU G.8032 v1/v2 ERPS Ring Redundancy & HW-based CFM for quick acknowledgment while GbE copper link failure, providing sub 50ms recovery time and seamless restoration.

Parameter Name	Parameter Value
Type	managed
Number of ports	22 ports
Network	gigabit Ethernet fiber optic layer 3
Mounting	DIN rail wall-mount
Other characteristics	redundant RJ45 rugged multi-mode single-mode IP40 combo
Applications	industrial for harsh environments for railway applications traffic management for railway vehicles IoT