Comprehensive Product Summary: ORing TPS‑9168GT‑M12 Industrial Managed Ethernet Switch

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### 1. Product Overview

Product Name: TPS‑9168GT‑M12
Model: TPS‑9168GT‑M12
Series: Transporter™ Series (Industrial Managed PoE Ethernet Switches)
Article Number: TPS‑9168GT‑M12
Manufacturer: ORing Industrial Networking Corp., New Taipei City, Taiwan
Version: V1.0 (February 2017)
Product Type: EN50155‑compliant 24‑port managed Gigabit PoE Ethernet switch for railway and rolling‑stock applications

The ORing TPS‑9168GT‑M12 is a rugged, fully managed industrial Ethernet switch designed for mission‑critical transportation and railway networks. It integrates 16 Fast Ethernet PoE ports and 8 Gigabit Ethernet ports, all using vibration‑resistant M12 connectors, and complies with EN50155 railway standards for shock, vibration, and temperature endurance.

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### 2. Key Features

- EN50155 Railway Compliance: Designed for rolling‑stock and railway systems, meeting EN50155, EN50121‑3‑2, IEC 60571, and IEC 62236‑3‑2 standards.
- High‑Port Density: 24 total ports — 16×10/100Base‑T(X) PoE P.S.E. ports and 8×10/100/1000Base‑T(X) ports.
- Power over Ethernet (PoE): IEEE 802.3af compliant, 15.4 W per port, total PoE power budget of 240 W.
- Redundant Networking: Supports ORing’s proprietary O‑Ring (<30 ms recovery over 250 nodes), O‑Chain, Open‑Ring, and MSTP/RSTP/STP redundancy.
- Media Redundancy Protocol (MRP): IEC 62439‑2 compliant (optional).
- High Reliability: Dual 48 VDC power inputs via M23 connector with reverse polarity and overload protection.
- Advanced Security: HTTPS/SSH, SNMPv3, RADIUS, 802.1x authentication, ACLs, and DoS/DDoS prevention.
- Network Management: Web GUI, Telnet, CLI (RS‑232 console), and Open‑Vision Windows utility for centralized monitoring.
- Time Synchronization: IEEE 1588v2 Precision Time Protocol (PTP) support.
- Energy Efficiency: IEEE 802.3az Energy‑Efficient Ethernet.
- Environmental Hardening: ‑40 °C to +75 °C operation, IP‑40 metal enclosure, vibration/shock‑resistant M12 connectors.
- Diagnostics & Alerts: Fault relay output (3 A @ 24 VDC), alarm LED, e‑mail/SNMP/Syslog notifications.
- QoS & Traffic Control: 8 priority queues, VLAN tagging (802.1Q), DiffServ/TOS, bandwidth and application‑based QoS management.
- IPv6 & Modbus TCP: Full IPv6 stack and Modbus TCP protocol for industrial automation integration.
- Train‑Specific Protocol: TTDP (Train Topology Discovery Protocol) for automatic IP mapping in dynamic train configurations.

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### 3. Technical Specifications

Ports & Interfaces
- 16 × 10/100Base‑T(X) PoE P.S.E. ports (M12 D‑coding, Auto MDI/MDIX)
- 8 × 10/100/1000Base‑T(X) ports (M12 A‑coding, Auto MDI/MDIX)
- 1 × RS‑232 console port (M12 A‑coding, 115200 bps, 8N1)
- 1 × relay output (M12 A‑coding, 5‑pin, 3 A @ 24 VDC)
- 1 × M23 5‑pin power connector (dual 48 VDC inputs)

Switching Performance
- Switching bandwidth: 19.2 Gbps
- Switching latency: 7 µs
- MAC address table: 8 K entries
- Priority queues: 8
- Jumbo frame: 9.6 KB
- VLANs: 4095 max
- IGMP multicast groups: 128 per VLAN
- Store‑and‑forward architecture

Power
- Input voltage: Dual 48 VDC (redundant)
- Typical consumption: 13.11 W (excluding PoE load)
- PoE output: 240 W total, 15.4 W max per port
- Protection: Overload & reverse polarity

Physical Characteristics
- Enclosure: IP‑40 metal housing
- Dimensions: 320 (W) × 91.3 (D) × 228 (H) mm (12.60 × 3.59 × 8.98 in)
- Weight: 3120 g

Environmental Ratings
- Operating temperature: ‑40 °C to +75 °C (‑40 °F to +167 °F)
- Storage temperature: ‑40 °C to +85 °C (‑40 °F to +185 °F)
- Humidity: 5 % – 95 % non‑condensing

LED Indicators
- PWR1/PWR2: Green – Power ON
- R.M.: Green – O‑Ring Master mode
- Ring: Green – Ring active; Blinking – Ring fault
- Fault: Amber – System error
- Port LEDs: Link/Act, Speed, PoE status

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### 4. Functionality

Operation & Management
- Managed via Web GUI, Telnet, CLI (console), or Open‑Vision software.
- Supports configuration backup/restore (DBU‑01 unit).
- SNMP v1/v2c/v3 & RMON for remote monitoring.
- Syslog and SMTP e‑mail alerts for fault events.

Use Cases & Applications
- Railway rolling stock and onboard train networks.
- Industrial automation and transportation control systems.
- IP surveillance and PoE camera deployments in harsh environments.
- Vehicle and marine networking applications requiring EN50155 compliance.

Compatibility
- IEEE 802.3/802.3u/802.3ab Ethernet standards.
- Interoperable with standard network equipment and PoE devices.
- Supports IPv4 and IPv6 protocol stacks.

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### 5. Components & Accessories

Included Items
- TPS‑9168GT‑M12 switch unit × 1
- Quick Installation Guide × 1
- ORing Tool CD × 1

Optional Accessories
- Open‑Vision M500: Windows network management suite (up to 500 devices)
- M12C: M12 cable accessories and connectors
- Console Cable: M12‑to‑DB9 RS‑232 adapter
- DBU‑01: Data Backup Unit for configuration storage

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### 6. Installation & Setup

Mounting Options
- Wall‑mount installation supported (standard).
- DIN‑rail mounting optional via accessory kit.

Power Connection
- Dual 48 VDC inputs via M23 5‑pin connector for redundancy.
- Ground connection recommended to reduce EMI.

Network Cabling
- 10BASE‑T: Cat 3/4/5 UTP (100 m max)
- 100BASE‑TX: Cat 5 UTP (100 m max)
- 1000BASE‑T: Cat 5e UTP (100 m max)
- M12 connectors ensure vibration‑proof connections.

Configuration Access
- Default IP: 192.168.10.1
- Subnet Mask: 255.255.255.0
- Gateway: 192.168.10.254
- Username/Password: admin/admin

Console Access
- RS‑232 M12 port (115200 bps, 8N1) for CLI management.

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### 7. Performance & Capabilities

Network Redundancy
- O‑Ring: < 30 ms recovery over 250 nodes.
- O‑Chain: Multiple rings interconnected for compound topologies.
- Open‑Ring: Interoperability with third‑party ring protocols.
- MRP: IEC 62439‑2 standard redundancy (optional).
- MSTP/RSTP/STP: IEEE 802.1D/w/s compliant.

Quality of Service (QoS)
- 8 priority queues for real‑time traffic.
- 802.1p Class of Service and DiffServ/TOS support.
- Application‑based QoS and IP‑based bandwidth management.

Security & Access Control
- 802.1x port‑based authentication.
- RADIUS centralized password management.
- HTTPS and SSH encrypted management.
- ACL filtering and MAC‑based port security.
- Device Binding to lock IP/MAC pairs.
- Hardware DoS/DDoS attack prevention.

PoE Performance
- IEEE 802.3af compliant P.S.E. ports.
- 15.4 W max per port, 240 W total budget.
- Auto‑detection of PoE devices and power management by priority.
- PoE Auto‑Ping for device reboot on failure.

Timing & Synchronization
- IEEE 1588v2 PTP for sub‑microsecond clock accuracy.
- NTP/SNTP client for system time synchronization.

Diagnostics & Monitoring
- Cable diagnostics (VeriPHY).
- Port mirroring and statistics per port.
- Syslog and SMTP event notifications.
- Fault relay and LED indicators for power and network status.

Throughput & Latency
- 19.2 Gbps switching capacity ensures non‑blocking performance.
- 7 µs latency for store‑and‑forward packet processing.

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### 8. Standards & Compliance

Ethernet & Protocol Standards
- IEEE 802.3 (10Base‑T)
- IEEE 802.3u (100Base‑TX)
- IEEE 802.3ab (1000Base‑T)
- IEEE 802.3x (Flow Control)
- IEEE 802.3ad (LACP)
- IEEE 802.1p (CoS)
- IEEE 802.1Q (VLAN Tagging)
- IEEE 802.1D/w/s (STP/RSTP/MSTP)
- IEEE 802.1x (Authentication)
- IEEE 802.1AB (LLDP)
- IEEE 802.3af (PoE)
- IEEE 802.3az (Energy‑Efficient Ethernet)

Environmental & Safety Compliance
- EMC: EN 55022, EN 55024 (CE EMC), EN 50121‑4, EN 60945, EN 61000‑6‑2, EN 61000‑6‑4
- EMI: FCC Part 15 Class A, CISPR 22 Class A, EN 50121‑3‑2, EN 55011
- EMS: EN 61000‑4‑2 (ESD), ‑4‑3 (RS), ‑4‑4 (EFT), ‑4‑5 (Surge), ‑4‑6 (CS), ‑4‑8, ‑4‑11
- Shock: IEC 60068‑2‑27
- Vibration: IEC 60068‑2‑6
- Free Fall: IEC 60068‑2‑32
- Safety: EN 60950‑1
- Railway: EN 50155, IEC 60571, IEC 62236‑3‑2

Ingress Protection: IP‑40 rated metal enclosure

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### 9. Additional Information

Warranty: 5 years limited hardware warranty.
Maintenance: Firmware upgradable via Web or CLI; configuration backup supported via DBU‑01.
Support: Technical support available through ORing Industrial Networking Corp.
Contact:
- Website: [www.oringnet.com](http://www.oringnet.com)
- Email: support@oring‑networking.com
- Phone: +886‑2‑2218‑1066

Summary:
The ORing TPS‑9168GT‑M12 is a high‑performance, railway‑grade managed Ethernet switch engineered for extreme environments. With 24 M12 ports, redundant power, advanced PoE capabilities, and comprehensive management and security features, it ensures reliable, real‑time communication for transportation, automation, and surveillance networks. Its compliance with EN50155 and wide‑temperature operation make it ideal for rolling‑stock and other mission‑critical industrial applications requiring continuous uptime and robust network redundancy.