• 4G LTE Cat 4 with speeds up to 150 Mbps.
  • WAN Failover: Automatically switches to available backup connection.
  • Wireless Access Point with Hotspot functionality.
  • 4x Ethernet interfaces with VLAN functionality.
  • Compact size, easy integration.
  • Replaces the popular RUT950 router


RUT951 Flyer (pdf)

RUT951 Datasheet (pdf)

Teltonika RUT951 Overview

The Teltonika RUT951 is a highly reliable 4G LTE router for professional applications. This router features dual SIM. It can both transmit and receive WiFi (WiFi as WAN). The RUT951 is the successor to the bestselling Teltonika RUT950. The RUT951 is equipped with all the best features of the RUT950. In addition, the RUT951 has a faster CPU, Mediatek MIPS 24Kc 580 MHz.

RUT951 Features

RUT951 Specification

Mobile network
Mobile module4G (LTE) – Cat 4 up to 150 Mbps
3G – up to 42 Mbps
2G – up to 236.8 kbps
StatusSignal Strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, bytes sent/received
SMSSMS status, SMS configuration, sending/reading SMS via HTTP POST/GET, EMAIL to SMS,
SMS to EMAIL, SMS to HTTP, SMS to SMS, scheduled SMS, SMS autoreplay, SMPP
Black/white listBlack/white list of operators
Bandwidth managementBand lock, display of bandwidth status in use
Bridge modeDirect connection (bridge) between mobile ISP and device in LAN
PassthroughThe router assigns its mobile WAN IP address to another device on the LAN
Multiple PDNs (optional)Ability to use different PDNs to access multiple networks and services
Wireless networks
Wireless modeIEEE 802.11b/g/n, access point (AP), station (STA)
Wi-Fi securityWPA2-Enterprise – PEAP, WPA2-PSK, WEP, WPA-EAP, WPA-PSK; AES-CCMP, TKIP, Auto Cipher, client separation
SSIDSSID stealth mode and access control based on MAC address
Wi-Fi usersUp to 100 simultaneous connections
HotspotCaptive portal (hotspot), internal/external Radius server, embedded in a configurable landing page
WAN1x WAN (can be configured for LAN) 10/100 Mbps,
IEEE 802.3, IEEE 802.3u compliant, supports Auto MDI/MDIX
LAN3x LAN port, 10/100 Mbps, compliant with IEEE 802.3, IEEE 802.3u standards,
automatic MDI/MDIX support
RoutingStatic routing, dynamic routing (BGP, OSPF v2, RIP v1/v2, NHRP)
Network protocolsTCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP, HTTPS, FTP, SMTP, SSL v3, TLS,
ARP, VRRP, PPP, PPPoE, UPnP, SSH, DHCP, Telnet client, SNMP, MQTT, Wake On Lan (WOL)
VoIP passthrough supportH.323 and SIP-alg protocol NAT helpers for proper routing of VoIP packets
Call monitoringPing Reboot, Wget Reboot, Periodic Reboot, LCP and ICMP for link inspection
FirewallPort forwarding, network traffic rules, custom rules
DHCPStatic and dynamic IP allocation, DHCP relayd
QoSPrioritization of traffic by source/destination, service, protocol or port, WMM, 802.11e
DDNS>25 service providers supported, others can be configured manually
Network backupVRRP, mobile, wired, Wi-Fi options, any of which can be used as a backup,
using automatic failover
Load balancingBalancing Internet traffic across multiple WAN connections
SSHFS (optional)Possibility of mounting a remote file system via SSH protocol (not available in standard software)
AuthenticationShared key, digital certificates, X.509 certificates
FirewallPre-configured firewall rules can be enabled via Web.UI,
Unlimited firewall configuration via CLI, DMZ, NAT, NAT-T
Preventing attacksDDOS prevention (SYN protection, SSH attack prevention, HTTP/HTTPS attack prevention),
Port scan prevention (SYN-FIN, SYN-RST, X-mas, NULL flags, FIN scan attacks)
VLANTag-based VLAN separation
Mobile limit controlSetting custom data limits for the SIM card
WEB FilterBlack list to block unwanted websites, white list to determine allowed sites
Access controlFlexible access control for TCP, UDP, ICMP packets, MAC address filters
Secure BootCryptographic integrity check of each boot process
(available with special order code RUT950U072C0)
OpenVPNAbility to run multiple clients and servers simultaneously, 12 encryption methods
RC2-40-CBC, CAST5-CBC, RC2-64-CBC, AES-128-CBC, AES-192-CBC, AES-256-CBC
IPsecIKEv1, IKEv2, supports up to 4 IPsec VPN tunnels (instances), with 5 encryption methods (DES, 3DES, AES128, AES192, AES256)
GREGRE tunnel
PPTP, L2TPClient/server services can run simultaneously
StunnelProxy designed to add TLS encryption functionality to existing clients and servers without changing program code
DMVPNA method for building scalable IPsec VPN networks
SSTPSSTP client instance support
ZeroTierZeroTier VPN
WireGuardWireGuard VPN client and server support
Modbus TCP Slave
ID filteringReply to one identifier in the range [1;255] or any
Allow remote accessAllow access over WAN
Custom RegistersMODBUS TCP Custom Register Block requests that read/write to a file
inside the router and can be used to extend the functionality of the MODBUS TCP Slave
Modbus TCP Master
Supported functions01, 02, 03, 04, 05, 06, 15, 16
Supported data formats8 bit: INT, UINT; 16 bit: INT, UINT (MSB or LSB first);
32 bit: float, INT, UINT (ABCD (big-endian), DCBA (little-endian), CDAB, BADC)
Modbus data to server
ProtocolHTTP(S), MQTT, Azure MQTT
MQTT Gateway
MQTT GatewayEnables sending commands to and receiving data from a MODBUS Master via an MQTT broker
Supported modesTCP Master, DNP3 Outstation
Monitoring and management
Web.UIHTTP/HTTTPS, status, configuration, FW update, CLI, troubleshooting,
event log, system log, kernel log
FOTARemote firmware update from server, automatic notifications
SSHSSH (v1, v2)
SMSSMS status, SMS configuration, sending/reading SMS via HTTP POST/GET
CallRestart, Status, WiFi on/off,
Mobile data on/off, Output on/off
TR-069OpenACS, EasyCwmp, ACSLite, tGem, LibreACS, GenieACS, FreeACS, LibCWMP, Friendly tech, AVsystem
MQTTMQTT Broker, MQTT publisher
SNMPSNMP (v1, v2, v3), SNMP trap
JSON-RPCAPI management over HTTP/HTTPS
MODBUSMODBUS TCP status/control
RMSTeltonika Remote Management System (RMS) – Teltonika Remote Management System
IoT platforms
The cloud of thingsAllows monitoring of: Device data, Mobile data, Network information, Availability
ThingWorxAllows you to monitor: WAN Type, WAN IP Mobile Operator Name,
Cellular signal strength, Cellular network type
CumulocityAllows you to monitor: Device model, revision and serial number,
Mobile Cell ID, ICCID, IMEI, connection type, carrier, signal strength, WAN type and IP
Azure IoT HubCan send device IP, number of bytes sent/received/ 3G connection status, network link status,
IMEI, ICCID, model, manufacturer, serial number, revision, IMSI, Sim status, PIN status, GSM signal,
connection type, temperature, Azure IoT Hub server PIN number
System parameters
CPUMediatek MIPS 24Kc 580 MHz
Flash Memory16 MB, SPI Flash
Web.UIUpdate software from file, check software on server,
configuration profiles, configuration backup, restore point
FOTASoftware/configuration update from server
RMSSoftware/configuration update for multiple devices
Save settingsSoftware update without losing current configuration
Operating SystemRutOS (OpenWrt operating system based on Linux)
Supported languagesBusybox shell, Lua, C
Development ToolsSDK with included graphical environment
Inputs1 x digital input,
0-5 V detected as logic low,
8-30 V detected as logic high
Outputs1 x digital open collector output, max. output voltage 30 V, 300 mA
Event handlingSMS, EMAIL, RMS
Power supply
Connector4-pin industrial DC power connector
Input voltage range9 – 30 VDC (4-pole industrial socket),
reverse polarity protection, surge protection >33 V DC 10 us max.
PoE (passive)Passive PoE over spare pairs (available from hardware version 0007 and batch number 0010)
Power over LAN port, incompatible with IEEE802.3af, 802.3at and 802.3bt
Power consumption< 2 W in idle mode,
< 7 W max.
Physical interfaces (ports, LED, antennas, buttons, SIM)
Ethernet4x RJ-45, 10/100 Mbps
I/O1 x digital input, 1 x digital output on 4-pin power connector
LEDs1 bi-color connection status LED
5 connection strength LEDs
4 LAN status LEDs
1 power LED
SIM2 x SIM Slots (Mini SIM – 2FF), 1.8 V/3 V
External SIM tray
Power supply4-pin industrial DC power connector
Antennas2x SMA for LTE, 2x RP-SMA for Wi-Fi antenna
ResetButtons for restarting/restoring factory settings
Physical characteristics
Housing materialAluminium housing, plastic panels
Dimensions110 x 50 x 100 mm
Mounting optionsDIN rail (can be mounted on two sides), placement on flat surface
Work environment
Ambient temperature range during operationFrom -40°C to 75°C
Ambient humidity during operation10% to 90%, non-condensing
Protection classIP30
RegulationsCE/RED, UKCA, CB
EMI Immunity
StandardsEN 301 489-1 V2.2.3, EN 301 489-17 V3.2.4, 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
ESDEN 61000-4-2:2009
Radiation resistanceEN 61000-4-3:2020
EFTEN 61000-4-4:2012
Surge immunity (AC power port)EN 61000-4-5:2014 A1:2017
Resistance to conductionEN 61000-4-6:2014
DIPEN IEC 61000-4-11:2020
StandardsEN 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
StandardsEN IEC 62311:2020 IEC 62368-1:2018 EN IEC 62368-1:2020 A11:2020



Basic Configuration Video (APN, Remote Access, DynDNS, Port Forwarding)
Where has RFC1918 filter toggle gone in RUTOS

Some customers using Dynamic DNS needed to untick the RFC1918 filter option which was easily see in the RUT950 but is no longer visible on the RUT951 latest RUTOS.

RFC918 filter is now called Ignore private IPs on public interface

The option is in the same place that the RFC918 filter toggle button could be found : System -> Administration -> Access control and the field is called: Ignore private IPs on public interface