TELTONIKA Industrial M2M Gateway - TRB255

Industrial all-in-one M2M LTE Cat-M1/NB-IoT/EGPRS gateway, equipped with multiple inputs/outputs, RS232, RS485, and Ethernet interfaces to be used universally in various M2M applications.

Features

• Connectivity : 4G/LTE (Cat M1), NB-IoT, 2G
• Dual Sim : With auto failover, backup WAN and other switching scenarios
• Serial Ports : RS232/RS485 serial communication interfaces
• I/O : Multiple Inputs and Outputs for remote monitoring and control

Specifications

Mobile

• Mobile module : LTE (Cat M1) / NB-IoT / EGPRS

• SIM switch : 2 SIM cards, auto-switch cases: weak signal, data limit, SMS limit, roaming, no network, network denied, data connection fail, SIM idle protection

• Status : Signal strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, Bytes sent/received, connected band, IMSI, ICCID

• SMS : SMS status, SMS configuration, send/read SMS via HTTP POST/GET, EMAIL to SMS, SMS to EMAIL, SMS to HTTP, SMS to SMS, scheduled SMS, SMS autoreply, SMPP

• USSD : Supports sending and reading Unstructured Supplementary Service Data messages

• Black/White list : Operator black/white list

• Multiple PDN : Possibility to use different PDNs for multiple network access and services

• Band management : Band lock, Used band status display

• APN : Auto APN

• Bridge : Direct connection (bridge) between mobile ISP and device on LAN

• Passthrough : Router assigns its mobile WAN IP address to another device on LAN

Ethernet

• LAN : 1 x LAN port, 10/100 Mbps, compliance with IEEE 802.3, IEEE 802.3u standards, supports auto MDI/MDIX

Network

• Routing : Static routing, Dynamic routing (BGP, OSPF v2, RIP v1/v2, NHRP)

• Network protocols : TCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP, HTTPS, FTP, SMTP, SSL v3, TLS, ARP, VRRP, PPP, PPPoE, UPNP, SSH, DHCP, Telnet, SMPP, SMNP, MQTT, Wake On Lan (WOL)

• VoIP passthrough support : H.323 and SIP-alg protocol NAT helpers, allowing proper routing of VoIP packets

• Connection monitoring : Ping Reboot, Wget Reboot, Periodic Reboot, LCP and ICMP for link inspection

• Firewall : Port forward, traffic rules, custom rules

• DHCP : Static and dynamic IP allocation, DHCP Relay, Relayd

• QoS / Smart Queue Management (SQM) : Traffic priority queuing by source/destination, service, protocol or port, WMM, 802.11e

• DDNS : Supported >25 service providers, others can be configured manually

• Network backup : Mobile, VRRP, Wired options, each of which can be used as an automatic Failover

• Load balancing : Balance Internet traffic over multiple WAN connections

• SSHFS : Possibility to mount remote file system via SSH protocol

Security

• Authentication : Pre-shared key, digital certificates, X.509 certificates, TACACS+, Radius, IP & Login attempts block

• Firewall : Pre-configured firewall rules can be enabled via WebUI, unlimited firewall configuration via CLI; DMZ; NAT; NAT-T

• Attack prevention : DDOS prevention (SYN flood protection, SSH attack prevention, HTTP/HTTPS attack prevention), port scan prevention (SYN-FIN, SYN-RST, X-mas, NULL flags, FIN scan attacks)

• VLAN : Port and tag based VLAN separation

• Mobile quota control : Custom data limits for both SIM cards

• WEB filter : Blacklist for blocking out unwanted websites, Whitelist for specifying allowed sites only

• Access control : Flexible access control of TCP, UDP, ICMP packets, MAC address filter

VPN

• OpenVPN : Multiple clients and a server can run simultaneously, 27 encryption methods

• OpenVPN Encryption : DES-CBC 64, RC2-CBC 128, DES-EDE-CBC 128, DES-EDE3-CBC 192, DESX-CBC 192, BF-CBC 128, RC2-40-CBC 40, CAST5-CBC 128, RC2-64-CBC 64, AES-128-CBC 128,  AES-128-CFB 128, AES-128-CFB1 128, AES-128-CFB8 128, AES-128-OFB 128, AES-128-GCM 128, AES-192-CFB 192, AES-192-CFB1 192, AES-192-CFB8 192, AES-192-OFB 192, AES-192-CBC 192,  AES-192-GCM 192, AES-256-GCM 256, AES-256-CFB 256, AES-256-CFB1 256, AES-256-CFB8 256, AES-256-OFB 256, AES-256-CBC 256

• IPsec : IKEv1, IKEv2, with 14 encryption methods for IPsec (3DES, DES, AES128, AES192, AES256, AES128GCM8, AES192GCM8, AES256GCM8, AES128GCM12, AES192GCM12, AES256GCM12, AES128GCM16, AES192GCM16, AES256GCM16)

• GRE : GRE tunnel, GRE tunnel over IPsec support

• PPTP, L2TP : Client/Server instances can run simultaneously, L2TPv3, L2TP over IPsec support

• Stunnel : Proxy designed to add TLS encryption functionality to existing clients and servers without any changes in the program’s code

• DMVPN : Method of building scalable IPsec VPNs

• SSTP : SSTP client instance support

• ZeroTier : ZeroTier VPN client support

• WireGuard : WireGuard VPN client and server support

• Tinc : Tinc offers encryption, authentication and compression in it's tunnels. Client and server support.

MODBUS TCP SLAVE

• ID range : Respond to one ID in range [1;255] or any

• Allow Remote Access : Allow access through WAN

• Custom registers : MODBUS TCP custom register block requests, which read/write to a file inside the router, and can be used to extend MODBUS TCP Slave functionality

MODBUS TCP MASTER

• Supported functions : 01, 02, 03, 04, 05, 06, 15, 16

• Supported data formats : 8 bit: INT, UINT; 16 bit: INT, UINT (MSB or LSB first); 32 bit: float, INT, UINT (ABCD (big-endian), DCBA (little-endian), CDAB, BADC)

• Supported baud rates : From 300 - 3000000

MODBUS RTU MASTER (RS232)

• Supported functions : 01, 02, 03, 04, 05, 06, 15, 16

• Supported data formats : 8 bit: INT, UINT; 16 bit: INT, UINT (MSB or LSB first); 32 bit: float, INT, UINT (ABCD (big-endian), DCBA (little-endian), CDAB, BADC), HEX, ASCII

• Number of data bits : From 7 to 8

• Number of stop bits : 1 or 2

• Parity : None, Even, Odd

• Flow : None, RTS/CTS, Xon/Xoff

• Duplex : Full duplex

MODBUS RTU MASTER (RS485)

• Supported baud rates : From 300 to 300000

• Supported functions : 01, 02, 03, 04, 05, 06, 15, 16

• Supported data formats : 8 bit: INT, UINT; 16 bit: INT, UINT (MSB or LSB first); 32 bit: float, INT, UINT (ABCD (big-endian), DCBA (little-endian), CDAB, BADC), HEX, ASCII

• Number of data bits : 7 or 8

• Number of stop bits : 1 or 2

• Parity : None, Even, Odd

• Flow : None, Xon/Xoff

• Duplex : Half duplex

MODBUS DATA TO SERVER

• Protocol : HTTP(S), MQTT, Azure MQTT

MQTT Gateway

• MQTT Gateway : Allows sending commands and receiving data from MODBUS Master through MQTT broker

DNP3

• Supported modes : TCP Master, DNP3 Outstation, RTU Master

Monitoring & Management

• WEB UI : HTTP/HTTPS, status, configuration, FW update, CLI, troubleshoot, event log, system log, kernel log

• FOTA : Firmware update from server, automatic notification

• SSH : SSH (v1, v2)

• SMS : SMS status, SMS configuration, send/read SMS via HTTP POST/GET

• Call : Reboot, Status, Mobile data on/off, Output on/off, answer/hang-up with a timer

• TR-069 : OpenACS, EasyCwmp, ACSLite, tGem, LibreACS, GenieACS, FreeACS, LibCWMP, Friendly tech, AVSystem

• MQTT : MQTT Broker, MQTT publisher

• SNMP : SNMP (v1, v2, v3), SNMP Trap

• JSON-RPC : Management API over HTTP/HTTPS

• MODBUS : MODBUS TCP status/control

• RMS : Teltonika Remote Management System (RMS)

IoT Platforms

• Cloud of Things : Allows monitoring of: Device data, Mobile data, Network info, Availability

• ThingWorx : Allows monitoring of: WAN Type, WAN IP, Mobile Operator Name, Mobile Signal Strength, Mobile Network Type

• Cumulocity : Allows monitoring of: Device Model, Revision and Serial Number, WAN Type and IP, Mobile Cell ID, ICCID, IMEI, Connection Type, Operator, Signal Strength

• Azure IoT Hub : Can send device IP, Number of bytes send/received, Temperature, PIN count to Azure IoT Hub server, Mobile connection state, Network link state, IMEI, ICCID, Model, Manufacturer, Serial, Revision, IMSI, SIM State, PIN state, GSM signal, WCDMA RSCP, WCDMA EC/IO, LTE RSRP, LTE SINR, LTE RSRQ, CELL ID, Operator, Operator number, Connection type

System Characteristics

• CPU : Qualcomm QCA9531, MIPS 24kc, 650 MHz

• RAM : 64 MB, DDR2

• FLASH storage : 16 MB, SPI Flash

Firmware / Configuration

• WEB UI : Update FW from file, check FW on server, configuration profiles, configuration backup

• FOTA : Update FW

• RMS : Update FW/configuration for multiple devices at once

• Keep settings : Update FW without losing current configuration

Firmware Customization

• Operating system : RutOS (OpenWrt based Linux OS)

• Supported languages : Busybox shell, Lua, C, C++

• Development tools : SDK package with build environment provided

Location Tracking

• GNSS : GPS, GLONASS, BeiDou, Galileo and QZSS

• Coordinates : GNSS coordinates via WebUI, SMS, TAVL, RMS

• NMEA : NMEA 0183

• NTRIP : NTRIP protocol (Networked Transport of RTCM via Internet Protocol)

• Server software : Supported server software TAVL, RMS

• Geofencing : Configurable multiple geofence zones

Serial

• RS232 : Terminal block connector: TX, RX, RTS, CTS

• RS485 : Terminal block connector: D+, D-, R+, R- (2 or 4 wire interface)

• Serial functions : Console, Serial over IP, Modem, MODBUS gateway, NTRIP Client

Input / Output

• Input : 3 x Digital Input, 0 - 6 V detected as logic low, 8 - 30 V detected as logic high. 1 x Analog input (0 - 30 V)

• Output : 3 x Digital Output, Open collector output, max output 30 V, 300 mA

• Events : Email, RMS, SMS

• I/O juggler : Allows to set certain I/O conditions to initiate event

Power

• Connector : 2 pins in 16-pin industrial terminal block

• Input voltage range : 9 – 30 VDC, reverse polarity protection, surge protection +/-1 kV 50 µs max

• Power consumption : Idle: < 1.2 W, Max: < 5 W

Physical Interfaces

• Ethernet : 1 x RJ45 port, 10/100 Mbps

• I/O’s : 3 x Configurable I/O, 1 x Analog input in 16 pin terminal block

• Status LEDs : 3 x connection status LEDs, 3 x connection strength LEDs, 1 x power LED, 1 x Eth port status LED

• SIM : 2 x SIM slots (Mini SIM – 2FF), 1.8 V/3 V, double stacked SIM tray

• Power : 1 x 16-pin terminal block

• Antennas : 1 x SMA connector for LTE, 1 x SMA connector for GNSS

• RS232 : 4 pins in 16-pin terminal block (TX, RX, RTS, CTS)

• RS485 : 4 pins in 16-pin terminal block (D+, D-, R+, R-)

• Reset : Reboot/User default reset/Factory reset button

Physical Specification

• Casing material : Aluminum housing

• Dimensions (W x H x D) : 110 x 50 x 100 mm

• Weight : 165 g

• Mounting options : DIN rail (can be mounted on two sides), flat surface placement

Operating Environment

• Operating temperature : -40 °C to 75 °C

• Operating humidity : 10% to 90% non-condensing

• Ingress Protection Rating : IP30

Package contains

• Gateway TRB255
• 9 W PSU
• 1 x Mobile antenna (swivel, SMA male)
• 1 x GNSS antenna (adhesive, SMA male, 3 m cable)
• 16 pin terminal block
• 1 x hex key
• Ethernet cable (1.5 m)
• QSG (Quick start guide)
• RMS Flyer
• Packaging box