Comprehensive Product Summary – DGS-R9812GP-MM-AIO-S-L3

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### 1. Product Overview

Product Name: Industrial Managed Layer-3 Gigabit Ethernet Switch
Model: DGS-R9812GP-MM-AIO-S-L3
Series: DGS-R9812GP-AIO_S Series
Article Number: DGS-R9812GP-MM-AIO-S-L3
Manufacturer: ORing Industrial Networking Corp.
Website: [www.oring-networking.com](http://www.oring-networking.com)
Version: Desktop-type Industrial Ethernet Switch v1.0 (July 2014)

The DGS-R9812GP-MM-AIO-S-L3 is a high-performance, industrial-grade, Layer-3 managed Ethernet switch designed for mission-critical applications requiring high reliability, redundancy, and advanced network management. It features 20 Gigabit ports (12 SFP fiber ports and 8 RJ45 copper ports) and two LC multi-mode optical bypass ports for uninterrupted network operation during power loss or device failure. The switch supports advanced Layer-3 routing, Modbus TCP, IEEE 1588v2 synchronization, and ORing’s proprietary O-Ring redundancy technology with sub-30ms recovery time.

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### 2. Key Features

- Layer-3 Managed Switching: Hardware-based routing with support for static and RIP routing for efficient inter-VLAN and subnet communication.
- High Port Density: 8 × 10/100/1000Base-T(X) RJ45 ports and 12 × 100/1000Base-X SFP slots.
- Optical Bypass Protection: Two LC multi-mode bypass ports maintain network continuity during power or device failure.
- Redundant Ring Technology: ORing’s O-Ring, Open-Ring, O-Chain, and MRP redundancy protocols ensure recovery times under 30ms across up to 250 nodes.
- Industrial-Grade Design: IP30-rated metal enclosure, extended operating temperature (-40°C to +70°C), and dual redundant AC power inputs.
- Advanced Security: Supports 802.1x authentication, MAC-based access control, TACACS+, RADIUS, SNMPv3 encryption, HTTPS/SSH, and device binding.
- Comprehensive Management: Web GUI, Telnet, CLI, SNMP, and ORing’s Open-Vision centralized management software.
- High Performance: 40Gbps switching bandwidth, 7µs latency, 8K MAC table, and 9.6K jumbo frame support.
- Energy Efficiency: IEEE 802.3az Energy-Efficient Ethernet reduces power consumption during low data activity.
- Industrial Protocol Support: Modbus TCP for SCADA and automation integration.
- Precision Time Protocol: IEEE 1588v2 for sub-microsecond synchronization in automation and power systems.
- QoS and Traffic Control: Application-based QoS, IP-based bandwidth management, and 8 priority queues for deterministic traffic handling.
- Comprehensive Redundancy: Supports O-Ring, Open-Ring, O-Chain, MRP, and MSTP (RSTP/STP compatible).
- Alarm and Monitoring: Fault relay output, LED indicators, system log, SNMP traps, and email alerts.

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### 3. Technical Specifications

Physical Ports
- 8 × 10/100/1000Base-T(X) RJ45 (Auto MDI/MDIX)
- 12 × 100/1000Base-X SFP slots
- 2 × LC multi-mode optical bypass ports
- 1 × RS-232 console port (RJ45, 115200bps, 8N1)

Switching Performance
- Switching Bandwidth: 40 Gbps
- Switching Latency: 7 µs
- MAC Address Table: 8K entries
- Priority Queues: 8
- Jumbo Frame: Up to 9.6 KB
- VLANs Supported: 256
- IGMP Multicast Groups: 128 per VLAN
- Processing Type: Store-and-Forward

Power
- Dual redundant AC input: 100–240 VAC, 50/60 Hz
- Typical Power Consumption: 16 W
- Overload Current Protection: Present
- Fault Relay Output: 1A @ 24VDC

Physical Characteristics
- Enclosure: IP30-rated metal housing
- Dimensions: 300 × 165 × 88 mm (11.81 × 6.5 × 3.47 in)
- Weight: 2.41 kg

Environmental
- Operating Temperature: -40°C to +70°C
- Storage Temperature: -40°C to +85°C
- Humidity: 5%–95% non-condensing

Regulatory Compliance
- EMI: FCC Part 15, EN55022 Class A
- EMS: EN61000-4-2/3/4/5/6/8/11
- Shock: IEC60068-2-27
- Vibration: IEC60068-2-6
- Free Fall: IEC60068-2-32
- Safety: EN60950-1

Warranty: 5 years

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### 4. Functionality

Operational Overview:
The DGS-R9812GP-MM-AIO-S-L3 operates as a fully managed Layer-3 switch capable of routing between VLANs and subnets. It supports static and dynamic routing (RIP), enabling efficient traffic segmentation and inter-network communication. The hardware-based routing engine ensures wire-speed performance comparable to Layer-2 switches.

Use Cases:
- Industrial automation and SCADA networks
- Power substations and smart grid communication
- Transportation and rolling stock Ethernet backbones
- IP surveillance and video streaming networks
- Redundant fiber ring topologies in harsh environments

Compatibility:
- Compatible with standard Ethernet devices (IEEE 802.3 compliant)
- Supports multi-mode SFP transceivers (100/1000 Mbps)
- Interoperable with third-party switches via Open-Ring and MRP

Network Management Interfaces:
- Web-based GUI
- Telnet and SSH CLI
- RS-232 console (RJ45)
- SNMP v1/v2c/v3
- ORing Open-Vision centralized management software

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### 5. Components & Accessories

Included in Package:
- DGS-R9812GP-MM-AIO-S-L3 switch unit
- Power cord (region-specific: US/EU/UK/JP)
- Console cable (RJ45 to DB9)
- ORing Tool CD (software and documentation)
- Quick Installation Guide

Optional Accessories:
- Open-Vision M500 management suite (supports up to 500 IP devices)
- SFP 1G series (1 Gbps optical transceivers)
- SFP 100 series (100 Mbps optical transceivers)
- Rack-mount kit for 19” installation

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### 6. Installation & Setup

Mounting Options:
- Desktop installation (default)
- Optional rack-mount kit available
- Wall-mount and DIN-rail mounting supported

Power Connection:
- Dual AC inputs (100–240V) via single socket
- Automatic failover between power sources

Network Cabling:
- 10BASE-T: Cat.3/4/5 UTP, 100 m
- 100BASE-TX: Cat.5 UTP, 100 m
- 1000BASE-T: Cat.5e UTP, 100 m
- Fiber: LC multi-mode (850 nm, up to 550 m)

Configuration:
- Default IP: 192.168.10.1
- Default credentials: admin / admin
- Accessible via web browser, Telnet, or console CLI

Bypass Port Setup:
Connect LC fiber cables between the bypass and network ports. During power loss, the bypass circuit automatically bridges the optical path, maintaining link continuity.

Safety Considerations:
- Ensure adequate ventilation and ambient temperature below 70°C.
- Avoid overloading power circuits.
- Separate power and signal wiring to minimize EMI.

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### 7. Performance & Capabilities

Throughput and Switching:
- 40 Gbps non-blocking switching fabric
- 7 µs latency for high-speed data forwarding
- Store-and-forward architecture ensures error-free transmission

Redundancy and Recovery:
- O-Ring: <30 ms recovery across 250 nodes
- Open-Ring: interoperability with other vendors’ ring protocols
- O-Chain: multi-ring redundancy topology
- MRP (IEC 62439-2): standardized media redundancy
- MSTP/RSTP/STP: IEEE 802.1s/w/D compliant

Routing and Layer-3 Features:
- Static and RIP routing
- DHCP Server/Client/Relay
- DNS proxy and ARP inspection
- VRRP for router redundancy

Quality of Service (QoS):
- 8 hardware queues per port
- IEEE 802.1p priority tagging
- DSCP-based QoS classification
- Application-based QoS (TCP/UDP port prioritization)
- IP-based bandwidth management

Security and Access Control:
- 802.1x port-based authentication
- MAC-based authentication
- Device Binding (IP/MAC pairing)
- DoS/DDoS auto-prevention
- TACACS+, RADIUS, SNMPv3
- HTTPS/SSH secure management
- IP source guard and ACL filtering

Synchronization and Timing:
- IEEE 1588v2 Precision Time Protocol (PTP)
- One-PPS input/output support for external clock synchronization

Energy Efficiency:
- IEEE 802.3az Energy-Efficient Ethernet reduces idle power consumption by up to 50%.

Reliability:
- Dual AC power redundancy
- Fault relay output for external alarms
- Optical bypass ensures zero downtime during power loss

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### 8. Standards & Compliance

Ethernet Standards:
- IEEE 802.3 (10Base-T)
- IEEE 802.3u (100Base-TX/FX)
- IEEE 802.3ab (1000Base-T)
- IEEE 802.3z (1000Base-X)
- IEEE 802.3x (Flow Control)
- IEEE 802.3ad (LACP)
- IEEE 802.1p (Class of Service)
- IEEE 802.1Q (VLAN Tagging)
- IEEE 802.1w/s (RSTP/MSTP)
- IEEE 802.1x (Authentication)
- IEEE 802.1AB (LLDP)
- IEEE 802.3az (Energy-Efficient Ethernet)

Environmental & Safety Compliance:
- EMI: FCC Part 15, EN55022 Class A
- EMS: EN61000-4-2/3/4/5/6/8/11
- Shock: IEC60068-2-27
- Vibration: IEC60068-2-6
- Free Fall: IEC60068-2-32
- Safety: EN60950-1

Industrial Protocols:
- Modbus TCP
- SNMP v1/v2c/v3
- DHCP, DNS, ARP, RIP, VRRP

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### 9. Additional Information

Warranty:
5-year limited warranty covering defects in materials and workmanship.

Support & Maintenance:
- Firmware updates available via web interface or TFTP upload.
- Configuration backup/restore supported (XML format).
- Open-Vision software provides centralized monitoring, topology visualization, and event logging.

Maintenance Features:
- System log and SNMP traps for event tracking
- Email and relay output alarms for fault conditions
- Cable diagnostics (VeriPHY) for link testing
- SFP DDM monitoring for optical module health

Manufacturer Contact:
ORing Industrial Networking Corp.
3F., No.542-2, Jhongjheng Rd., Sindian District,
New Taipei City 231, Taiwan, R.O.C.
Tel: +886-2-2218-1066
Fax: +886-2-2218-1014
Email: support@oring-networking.com

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### Summary

The DGS-R9812GP-MM-AIO-S-L3 is a robust, feature-rich industrial Layer-3 managed switch engineered for high-availability Ethernet networks in demanding environments. With 20 Gigabit ports, dual AC power redundancy, optical bypass protection, and advanced routing and security capabilities, it ensures uninterrupted communication for automation, transportation, and power systems. Its compliance with industrial standards, wide temperature tolerance, and comprehensive management suite make it an ideal backbone switch for mission-critical industrial Ethernet infrastructures.