Name: TRB256 - Industrial NB-IoT Gateway
SKU: US31254469
Availability: InStock

Description

The TRB256 is an industrial 4G LTE NB-IoT gateway designed to be applied to a broad range of IoT solutions. The device is equipped with multiple WAN interfaces, such as I/Os, RS232, RS485, and an Ethernet port, additionally boasting dual SIM functionality for continuous connectivity. This industrial-grade gateway also supports the 450 MHz frequency band, offering superior LTE signal penetration compared to standard frequencies, making it an optimal choice for a diverse range of M2M applications.

Standard package*

TRB256 Gateway
16-pin terminal block
1 x hex key
QSG (Quick Start Guide)
Packaging box

*Standard package contents may differ based on standard order codes.

Feature

Mobile

Feature	Details
Mobile Module	4G LTE Cat M1 up to 588 DL/1119 UL kbps, Cat NB2 up to 127 DL/158.5 UL kbps, Cat NB1 up to 32 DL/70 UL kbps (simultaneous operation of cellular and GNSS connectivity is not supported)
3GPP Release	Release 14
SIM Switch	2 SIM cards, auto-switch in cases of weak signal, data limit, SMS limit, roaming, no network, network denied, or data connection fail
Status	IMSI, ICCID, operator, operator state, data connection state, network type, bandwidth, connected band, signal strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, data sent/received, LAC, TAC, cell ID, ARFCN, UARFCN, EARFCN, MCC, and MNC
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
Black/White List	Operator black/white list (by country or separate operators)
Band Management	Band lock, Used band status display
SIM Idle Protection Service	The unused SIM card remains idle until it is switched to, ensuring no data is used on the inactive card
SIM PIN Code Management	Enables setting, changing, or disabling the SIM card’s PIN
APN	Auto APN
Bridge	Direct connection (bridge) between mobile ISP and device on LAN
Passthrough	Gateway assigns its mobile WAN IP address to another device on LAN

Ethernet

Feature	Details
Ethernet Port	1 x ETH port, 10/100 Mbps
Compliance Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3az
Auto MDI/MDIX	Supports auto MDI/MDIX crossover

Network

Feature	Details
Routing	Static routing, Dynamic routing (BGP, OSPF v2, RIP v1/v2, EIGRP, NHRP), Policy-based routing
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, SNMP, MQTT, Wake On Lan (WOL), VXLAN
VoIP Passthrough Support	H.323 and SIP-alg protocol NAT helpers for routing VoIP packets properly
Connection Monitoring	Ping Reboot, Wget Reboot, Periodic Reboot, LCP and ICMP link inspection
Firewall	Port forward, traffic rules, custom rules, TTL target customization
Firewall Status Page	View firewall statistics, rules, and rule counters
Ports Management	View and manage device ports (enable/disable, speed, auto-configuration)
Network Topology	Visual representation of your network and connected devices
Hotspot	Captive portal, Radius server, SMS/SSO authentication, user management, customizable themes
DHCP	Static/dynamic IP allocation, DHCP relay, server configuration, static leases
QoS / Smart Queue Management	Traffic prioritization, WMM, 802.11e
DDNS	Support for over 25 service providers, manual configuration available
DNS over HTTPS	Secure DNS resolution via HTTPS
Network Backup	VRRP, Wired, Mobile failover options
SSHFS	Remote file system mounting via SSH
Traffic Management	Real-time monitoring, wireless signal charts, traffic usage history

Security

Feature	Details
Authentication	Pre-shared key, digital certificates, TACACS+, RADIUS, IP & login attempts block, time-based blocking, random password generator
Firewall	Preconfigured firewall rules, CLI support for unlimited configuration, DMZ, NAT, NAT-T, NAT64
Attack Prevention	DDOS prevention (SYN flood, SSH, HTTP/HTTPS attacks), port scan prevention (SYN-FIN, SYN-RST, X-mas, NULL flags)
VLAN	Tag-based VLAN separation
Mobile Quota Control	Mobile data limit, customizable period, warning limits, phone number
Web Filter	Blacklist/whitelist for controlling websites
Access Control	Access control for SSH, Web, CLI, and Telnet
SSL Certificate Generation	Let’s Encrypt and SCEP certificate generation methods

VPN

Feature	Details
OpenVPN	Supports multiple clients and server running simultaneously with 27 encryption methods
OpenVPN Encryption	27 methods: DES-CBC 64, AES-128, AES-192, AES-256, RC2, CAST5, BF-CBC, etc.
IPsec	XFRM, IKEv1, IKEv2 with 14 encryption methods (AES128, AES256, 3DES, GCM, etc.)
GRE	GRE tunnel, GRE over IPsec support
PPTP, L2TP	Client/Server instances, L2TPv3, L2TP over IPsec support
Stunnel	Adds TLS encryption to existing clients and servers without code changes
DMVPN	Scalable IPsec VPNs, Phase 2/3, Dual Hub support
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 tunnels

BACNET

Feature	Details
Supported Modes	Router
Supported Connection Types	RS485, TCP
Configuration Options	Multiple BACnet/IP interfaces, Network number assignment, Preconfigured BDT entries for BBMD

OPC UA

Feature	Details
Supported Modes	Client, Server
Supported Connection Types	TCP

MODBUS

Feature	Details
Supported Modes	Server, Client
Supported Connection Types	RTU (RS232, RS485), TCP
Custom Registers	MODBUS TCP custom register block requests for file operations
Supported Data Formats	8-bit, 16-bit, 32-bit: INT, UINT, float, HEX, ASCII (Big-endian/Little-endian options)

Data to Server

Feature	Details
Protocol	HTTP(S), MQTT, Azure MQTT, Kinesis
Data to Server	Extract parameters from multiple sources and protocols, send to a single server; Custom LUA scripting for flexibility

MQTT Gateway

Feature	Details
Modbus MQTT Gateway	Allows sending commands and receiving data from MODBUS Server through MQTT broker

DNP3

Feature	Details
Supported Modes	Station, Outstation
Supported Connection Types	RS232, RS485, TCP

DLMS

Feature	Details
DLMS Support	Standard protocol for utility meter data exchange via serial and TCP
Supported Modes	Client
Supported Connection Types	RS232, RS485, TCP

API

Feature	Details
Teltonika Networks Web API (beta)	Configurable API endpoints for retrieving or changing data. Documentation: Teltonika API

Monitoring & Management

Feature	Details
WEB UI	HTTP/HTTPS, status, configuration, firmware update, CLI, troubleshooting, event logs
FOTA	Firmware update from server with automatic notification
SSH	SSH (v1, v2)
SMS	SMS status/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, Brute force protection
JSON-RPC	Management API over HTTP/HTTPS
RMS	Teltonika Remote Management System (RMS)

IoT Platform Integration

Platform	Features
ThingWorx	Monitors WAN Type, WAN IP, Mobile Operator Name, Mobile Signal Strength, Mobile Network Type
Cumulocity – Cloud of Things	Monitors Device Model, Revision and Serial Number, WAN Type and IP, Mobile Cell ID, ICCID, IMEI, Connection Type, Operator, Signal Strength. Supports reboot and firmware upgrade actions.
Azure IoT Hub	Supports Data to Server configuration, Direct method for executing RutOS API calls, Plug and Play integration for zero-touch device provisioning.
AWS IoT Core	Interacts with AWS cloud platform, supports AWS Jobs functionality for calling device APIs.

System Characteristics

Feature	Specification
CPU	Mediatek, 580 MHz, MIPS 24KEc
RAM	128 MB
FLASH Storage	16 MB

Firmware & Configuration Management

Feature	Specification
WEB UI	Allows firmware updates from file, checking firmware on the server, configuration profiles, and configuration backup.
FOTA	Firmware Over-The-Air (FOTA) updates.
RMS	Supports firmware/configuration updates for multiple devices simultaneously.
Keep Settings	Update firmware without losing current configuration.
Factory Settings Reset	Restores all system settings to default, including IP address, PIN, and user data.

Firmware Customization

Feature	Specification
Operating System	RutOS (OpenWrt-based Linux OS)
Supported Languages	Busybox shell, Lua, C, C++
Development Tools	SDK package with build environment.
GPL Customization	Allows creating custom firmware and web applications with brand-specific customizations (logos, colors, etc.).
Package Manager	Used to install additional software on the device.

Location Tracking

Feature	Specification
GNSS	GPS, with support for GLONASS, BeiDou, Galileo, and QZSS (under development). Simultaneous GNSS and cellular connectivity is not supported.
Coordinates	GNSS coordinates available via WebUI, SMS, TAVL, RMS
NMEA	Supports NMEA 0183 standard
NTRIP	Supports NTRIP protocol (Networked Transport of RTCM via Internet Protocol)
Server Software	Supports TAVL and RMS server software
Geofencing	Configurable multiple geofence zones

Serial Communication

Interface	Specification
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

Type	Specification
Input	3x Configurable Digital Inputs (0 – 6 V as logic low, 8 – 30 V as logic high), 1x Analog input (0 – 30 V)
Output	3x Configurable Digital Outputs, Open collector output, max output 30 V, 300 mA
Events	Email, RMS, SMS
I/O Juggler	Allows setting I/O conditions to initiate an event

Power

Specification	Details
Connector	2-pin in 16-pin industrial terminal block
Input Voltage Range	9 30 VDC, with reverse polarity and surge protection (+/-1 kV, 50 s max)
Power Consumption	Idle: <2 W, Max: <3.5 W

Physical Interfaces

Interface	Specification
Ethernet	1 x RJ45 port, 10/100 Mbps
I/Os	3 x Configurable digital I/O in 16-pin terminal block
Status LEDs	3 x connection status LEDs, 3 x connection strength LEDs, 1 x power LED, 1 x Ethernet port status LED
SIM Slots	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-pin in 16-pin terminal block (TX, RX, RTS, CTS)
RS485	4-pin in 16-pin terminal block (D+, D-, R+, R-)
Reset	Reboot/User default reset/Factory reset button

Physical Specification

Feature	Specification
Casing Material	Aluminium housing
Dimensions (W x H x D)	83 x 25 x 74.2 mm
Weight	165 g
Mounting Options	DIN rail, wall mount, flat surface (all require additional kit)

Operating Environment

Specification	Details
Operating Temperature	-40 C to 75 C
Operating Humidity	10% to 90% non-condensing
Ingress Protection Rating	IP30

Regulatory & Type Approvals

Regulatory Certifications	Details
CE	Yes
UKCA	Yes
EAC	Yes
RCM	Yes
CB	Yes
WEEE	Yes

EMC Emissions & Immunity

Standards	Details
EN 55032:2015 + A11:2020 + A1:2020	EMC emissions
EN 55035:2017 + A11:2020	EMC immunity
EN IEC 61000-3-2:2019 + A1:2021	Harmonics
EN 61000-3-3:2013 + A1:2019 + A2:2021	Voltage fluctuations
EN 301 489-1 V2.2.3	General EMC requirements for radio equipment
EN 301 489-19 V2.2.1	EMC for short-range devices
EN 301 489-52 V1.2.1	EMC for IoT devices

ESD, Radiated Immunity, EFT, and Surge Immunity

Standard	Details
ESD	EN 61000-4-2:2009
Radiated Immunity	EN IEC 61000-4-3:2020
EFT	EN 61000-4-4:2012
Surge Immunity (AC Mains Power Port)	EN 61000-4-5:2014 + A1:2017
CS	EN 61000-4-6:2014
DIP	EN 61000-4-11:2020

RF Standards

Standard	Details
EN 301 908-1 V15.2.1	Electromagnetic compatibility for broadband wireless access systems
EN 301 908-13 V13.2.1	Electromagnetic compatibility for wireless systems in the 700 MHz band
EN 303 413 V1.2.1	Electromagnetic compatibility for mobile communications systems

Safety Standards

Standard	Details
CE: EN IEC 62368-1:2020 + A11:2020	Safety standard for audio/video, information and communication technology equipment
RCM: AS/NZS 62368.1:2022	Safety standard for electrical equipment in Australia/New Zealand
CB: IEC 62368-1:2018	Global standard for safety in electrical and electronic equipment

Downloads

Manual & Documentation

TRB256 FLYER (EN)TRB256 DATASHEET (EN)

TRB256 – Industrial NB-IoT Gateway

$247 $123.5