Teltonika TRB256 - Gateway - 100Mb LAN, RS-232, RS-485, Modbus, BACnet, DNP3 - LTE - 4G - desktop / wall / DIN rail mountable More information: General | Width | 8.3 cm | ![](/p.gif) | Depth | 7.42 cm | ![](/p.gif) | Height | 2.5 cm | ![](/p.gif) | Weight | 165 g | ![](/p.gif) | Device Type | Gateway | ![](/p.gif) | Built-in Devices | Beidou, QZSS, GPS / GLOSNASS / Galileo | Expansion / Connectivity | Interfaces | 1 x RS-485 - terminal block ¦ 2 x aerial - SMA ¦ 1 x RS-232 - terminal block ¦ 1 x network - RJ-45 ¦ 3 x digital input - terminal block ¦ 3 x digital output - terminal block | ![](/p.gif) | Expansion Slots | 2 (total) / 2 (free) x SIM card | Networking | Form Factor | Desktop / wall / DIN rail mountable | ![](/p.gif) | Features | Firewall protection, NAT support, VLAN support, wake on LAN (WOL), auto-uplink (auto MDI/MDI-X), DDos attack prevention, Wi-Fi Multimedia (WMM) support, Quality of Service (QoS), IPSec NAT-Traversal (NAT-T), Dynamic Multipoint VPN (DMVPN), DHCP server, reset button, DHCP relay, SNMP trap, Firmware Over-the-Air (FOTA), Captive Portal, Pre-Shared Key (PSK), router mode, DMZ support, automated failover, Point-to-Point Protocol (PPP), Teltonika Remote Management System (RMS), aluminium housing, VoIP passthrough support, RADIUS Server, SSHFS support, auto APN, connection monitoring, digital certificates, port scan prevention, SSTP client instance support, Networked Transport of RTCM via Internet Protocol (NTRIP), Smart Queue Management (SQM), DLMS support, UPnP | ![](/p.gif) | Connectivity Technology | Wireless, wired | ![](/p.gif) | Data Link Protocol | Ethernet, Fast Ethernet, RS-232, RS-485, Modbus, BACnet, DNP3 | ![](/p.gif) | Network / Transport Protocol | TCP/IP, PPTP, UDP/IP, L2TP, NTP, ICMP/IP, IPSec, PPPoE, ARP, SMTP, FTP, DHCP, DNS, SFTP, HTTP, HTTPs, IPv4, IPv6, WireGuard, OpenVPN | ![](/p.gif) | Compliant Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.11e, IEEE 802.3az | ![](/p.gif) | Status Indicators | 4G, 2G, signal | ![](/p.gif) | Remote Management Protocol | SNMP 1, SNMP 2, Telnet, SNMP 3, HTTP, HTTPS, SSH, SSH-2, CLI, TR-069, JSON-RPC, Modbus, DHCP, MQTT, RADIUS, Kinesis, SMPP | ![](/p.gif) | Encryption Algorithm | DES, Triple DES, RC2, CAST5, SSL, TLS, 128-bit AES, 192-bit AES, 256-bit AES, IKEv2, IKEv1, DESX | ![](/p.gif) | Routing Protocol | RIP-1, RIP-2, BGP, EIGRP, VRRP, NHRP, OSPFv2, static IP routing, GRE, policy-based routing (PBR) | ![](/p.gif) | Authentication Method | RADIUS, X.509 certificates, TACACS+ | Miscellaneous | Compliant Standards | CB, IP30, EAC, EN 61000-4-2:2009, EN 61000-4-6:2014, EN 61000-4-4:2012, EN 301 489-1 V2.2.3, UKCA, IEC 62368-1:2018, NMEA, EN 303 413 V1.2.1, EN 55035:2017+A11:2020, EN 61000-4-3:2020, EN 61000-4-5:2014+A1:2017, EN IEC 61000-4-11:2020, EN IEC 62311:2020, EN IEC 62368-1:2020+A11:2020, EN IEC 61000-3-2:2019+A1:2021, EN 301 489-52 V1.2.1, EN 301 908-13 V13.2.1, EN 55032:2015+A1:2020+A11:2020, IEC 61000-4-3:2020, EN 61000-3-3:2013+A1:2019+A2:2021, EN 301 908-1 V15.2.1, AS/NZS 62368.1:2022, EN 301 489-19 V2.2.1 | ![](/p.gif) | Included Accessories | Hex key, 16-pin terminal block | Power | Power Device | External power adapter | ![](/p.gif) | Power Consumption Operational | 2 Watt | Software / System Requirements | OS Provided | RutOS | Environmental Parameters | Min Operating Temperature | -40 °C | ![](/p.gif) | Max Operating Temperature | 75 °C | ![](/p.gif) | Humidity Range Operating | 10 - 90% (non-condensing) | Communications | Generation | 4G | ![](/p.gif) | Mobile Broadband Access | Yes | ![](/p.gif) | Mobile Communication Protocol | LTE | Processor / Memory / Storage | Max Supported Qty | 1 | ![](/p.gif) | RAM | 128 MB | ![](/p.gif) | Flash Memory | 16 MB | ![](/p.gif) | Processors Installed | 1 x MediaTek MIPS 24Kec 580 MHz | Aerial | Antenna | External detachable | ![](/p.gif) | Antenna Qty | 2 | IP Telephony | VoIP Protocols | H.323, SIP | Internet of Things (IoT) | Platform | ThingWorx | ![](/p.gif) | Internet of Things (IoT) Compatible | Yes | ![](/p.gif) | Communications Technology | LTE Cat M1, EGPRS, LTE Cat NB1, LTE Cat NB2 |
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