Teltonika RUT956 3G/4G Industrial Cellular Router CAT4 (150Mbps)


The Teltonika RUT956 WiFi 4 3G/4G LTE Cat 4 Router is compact, robust and powerful device tailored for industrial M2M/IoT applications.


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The Teltonika RUT956 is an industrial router that combines dual-SIM cellular 4G LTE, Wi-Fi, and wired connectivity options and additionally offers GNSS capabilities. Also featuring Automatic WAN failover ensuring solution uptime even if the primary connection is lost.

Serial communication interfaces enable integrating more varied devices to the solution ecosystem, even legacy equipment.

Teltonika RUT956 Key Features

  • 4G LTE Cat 4 with speeds up to 150 Mbps.
  • Dual-Sim for additional connection reliability.
  • Global Navigation Satellite System (GNSS) for location services and time synchronisation.
  • Multiple digital and analog inputs and outputs for equipment control and event notification.
  • RS232/RS485 serial communication interfaces.
  • Compact size, easy integration.
  • Teltonika Remote Management System compatible (RMS credits sold separately).

Digital and analog Inputs/Outputs with advanced RutOS software features facilitate equipment control, automation, and event notifications.

Packed with advanced industrial software features, including Modbus, SNMP, TR-069, NTRIP, MQTT, and multiple VPNs.

Teltonika RUT956 – Technical Specifications


  • Mobile module: 4G (LTE) – Cat 4 up to 150 Mbps, 3G – Up to 42 Mbps, 2G – Up to 236.8 kbps
  • 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
  • Black/White list: Operator black/white list
  • 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
  • Multiple PDN (optional): Possibility to use different PDNs for multiple network access and services (not available in standard FW)


  • Wireless mode: IEEE 802.11b/g/n, Access Point (AP), Station (STA)
  • WiFi security: WPA2-Enterprise – PEAP, WPA2-PSK, WEP, WPA-EAP, WPA-PSK; AES-CCMP, TKIP, Auto Cipher modes, client separation
  • SSID: SSID stealth mode and access control based on MAC address
  • WiFi users: up to 100 simultaneous connections
  • Wireless Hotspot: Captive portal (Hotspot), internal/external Radius server, built in customizable landing page


  • WAN: 1 x WAN port (can be configured to LAN) 10/100 Mbps, compliance IEEE 802.3, IEEE 802.3u standards, supports auto MDI/MDIX
  • LAN: 3 x LAN ports, 10/100 Mbps, compliance IEEE 802.3, IEEE 802.3u standards, supports auto MDI/MDIX


  • Routing: Static routing, Dynamic routing (BGP, OSPF v2, RIP v1/v2)
  • 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, 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: VRRP, Mobile, Wired and WiFi WAN options, each of which can be used as backup, using automatic Failover
  • Load balancing: Balance your internet traffic over multiple WAN connections
  • SSHFS (optional): Possibility to mount remote file system via SSH protocol (not available in standard FW)


  • Authentication: Pre-shared key, digital certificates, X.509 certificates
  • Firewall: Pre-configured firewall rules can be enabled via web-ui, 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: Set up 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
  • Secure Boot: Cryptographic integrity check of the each system boot process (available on device with special order code RUT955T073B0).


  • OpenVPN:Multiple clients and server can be running simultaneously, 12 encryption methods
  • IPsec:IKEv1, IKEv2, supports up to 4 x VPN IPsec tunnels (instances), with 5 encryption methods (DES, 3DES, AES128, AES192, AES256)
  • GRE    GRE tunnel
  • PPTP, L2TP:Client/Server services can run simultaneously
  • Stunnel:Proxy designed to add TLS encryption functionality to existing clients and servers without any changes in the programs’ code
  • DMVPN:Method of building scalable IPsec VPNs
  • SSTP:SSTP client instance support
  • ZeroTier:ZeroTier VPN
  • WireGuard:WireGuard VPN client and server support


  • 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
  • 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 to 115200
  • Supported functions:01, 02, 03, 04, 05, 06, 15, 16
  • Number of data bits:From 5 to 8
  • Number of stop bits:1 or 2
  • Parity: None, Even, Odd
  • Flow: None, RTS/CTS, Xon/Xoff
  • Duplex: Full duplex
  • Supported baud rates: From 300 to 115200
  • Supported functions: 01, 02, 03, 04, 05, 06, 15, 16
  • Number of data bits: 8
  • Number of stop bits: 1
  • Parity: None, Even, Odd
  • Flow: None, Xon/Xoff
  • Duplex: Half duplex
  • Protocol: HTTP(S), MQTT, Azure MQTT


  • MQTT gateway: Allows sending commands and receiving data from MODBUS Master through MQTT broker
  • DNP3
  • Supported modes: TCP Master, DNP3 Outstation, RTU Master
  • 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, WiFi on/off, 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)


  • 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, Mobile Cell ID, ICCID, IMEI, Connection Type, Operator, Signal Strength, WAN Type and IP
  • Azure IoT Hub: Can send device IP, Number of bytes send/received/ 3G 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, Temperature, PIN count to Azure IoT Hub server


  • CPU:Mediatek MIPS 24Kc 580 MHz
  • RAM:128 MB, DDR2
  • FLASH storage:16 MB, SPI Flash


  • WEB UI:Update FW from file, check FW on server, configuration profiles, configuration backup, restore point
  • FOTA:Update FW/configuration from server
  • RMS:Update FW/configuration for multiple devices
  • Keep settings:Update FW without losing current configuration


  • Operating system:RutOS (OpenWrt based Linux OS)
  • Supported languages:Busybox shell, Lua, C, C++
  • Development tools:SDK package with build environment provided


  • 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


  • RS232:DB9 connector, full RS232 (with RTS, CTS)
  • RS485:RS485 Full Duplex (4 wires) and Half Duplex (2 wires). 300-115200 baud rate
  • Serial functions: Console, Serial over IP, Modem, MODBUS gateway, NTRIP Client


  • Input: 1 x digital input (0 – 3 V), 1 x digital galvanically isolated input (0 – 30 V), 1 x analog input (0 – 24 V), 1 x Digital non-isolated input (on 4 pin power connector)
  • Output: 1 x digital open collector output (30 V, 250 mA), 1 x SPST relay output (40 V, 4 A), 1 x Digital open collector output (30 V, 300 mA, on 4 pin power connector)
  • Events: SMS, EMAIL, RMS
  • USB Data rate: USB 2.0
  • Applications: Samba share, USB-to-serial
  • External devices: Possibility to connect external HDD, flash drive, additional modem, printer
  • Storage formats: FAT, FAT32, NTFS


  • Connector: 4 pin industrial DC power socket
  • Input voltage range: 9 – 30 VDC reverse polarity protection; surge protection >31 VDC 10us max
  • PoE (passive): Passive PoE over spare pairs. Possibility to power up through LAN port, not compatible with IEEE802.3af, 802.3at and 802.3bt standards
  • Power consumption: < 2 W idle, < 7 W Max


  • Ethernet: 4 x RJ45 ports, 10/100 Mbps
  • I/O’s: 2 x Inputs and 2 x Outputs on 10 pin industrial socket, 1 x Digital input and 1 x Digital output on 4 pin power connector (available from HW revision 1600)
  • Status LEDs: 1 x bi-color connection status LED, 5 x connection strength LEDs, 4 x LAN status LEDs, 1 x Power LED
  • SIM: 2 x SIM slots (Mini SIM – 2FF), 1.8 V/3 V, external SIM holders, eSIM (Optional)
  • Power: 1 x 4 pin power connector
  • Input/output: 1x 10 pin industrial socket for inputs/outputs
  • Antennas: 2 x SMA for LTE, 2 x RP-SMA for WiFi, 1 x SMA for GNSS
  • USB: 1 x USB A port for external devices
  • RS232: 1 x DB9 socket
  • RS485: 1 x 6 pin industrial socket
  • Reset: Reboot/User default reset/Factory reset button


  • Casing material: Aluminium housing, plastic panels
  • Dimensions (W x H x D): 110 x 50 x 100 mm
  • Weight: 287 g
  • Mounting options: DIN rail (can be mounted on two sides), flat surface placement


  • Operating temperature: -40 °C to 75 °C
  • Operating humidity: 10% to 90% non-condensing
  • Ingress Protection Rating: IP30


  • Regulatory: CE/RED, UKCA, CB
  • Standards: EN 301 489-1 V2.2.3, EN 301 489-17 V3.2.4, Draft EN 301 489-19 V2.2.0, Final draft EN 301 489-52 V1.2.0, EN 55032:2015+A1:2020, EN 55035:2017+A11:2020, EN 61000-3-3:2013+A1:2019, EN IEC 61000-3-2:2019
  • ESD: EN 61000-4-2:2009
  • Radiated Immunity: EN 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 IEC 61000-4-11:2020
  • RF Standards: EN 300 328 V2.2.2, EN 301 908-1 V13.1.1, EN 301 908-2 V13.1.1, EN 301 908-13 V13.1.1, EN 303 413 V1.1.1
  • SAFETY Standards: EN IEC 62311:2020
  • AS/NZS: 60950.1:2015
  • IEC: 62368-1:2018,
  • EN: IEC 62368-1:2020+A11:2020

User Guide

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