TRB255 Firmware Downloads

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This page contains firmware files for TRB255 devices. Look to the table below or the changelog to find download links.

To upgrade firmware using WebUI, follow the instructions in TRB255 Firmware.

TRB255

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File	Type	Release date	Size	MD5	Changelog
TRB2_R_00.07.10.2_WEBUI.bin	Latest FW	2024.11.04	10.44 MB	f08a7b21413a0447b2311de88f566448	Link
TRB2_R_00.07.09.4_WEBUI.bin	Mass production FW	2024.10.02	10.38 MB	f6f178eb51145b7451911d93ac87f376	Link

TRB2_R_GPL_00.07.10.2.tar.gz

SDK

2024.11.04

20.31 MB

b6ef45693670c1515800a2ed95214fec

Note: packages for Package Manager are independent from firmware and can be downloaded in the Package Downloads page.

FW checksums

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Checksums for firmware files can be found here.

Changelog

TRB2XX_R_00.02.03.1 | 2020.05.15

• New features:
  • Responsive WebUI design
  • New Access Control window for managing IP access
  • Attack Prevention page under Firewall settings
  • New IPv6 options in WAN, LAN and VPN pages
  • Hotspot Users Management page
  • Progressive Web Application support and extra page caching when device is configured with a valid SSL certificate
  • OpenVPN configuration file upload functionality
  • Unsaved Changes page
  • Bridge mode display in Overview page
  • Input inversion buttons
  • Dynamic switch port display in side widget
  • Input/Output manipulator
  • Full unicode SMS support
  • IO control and status over SMS
  • MQTT Publisher: added support to send I/O values
  • Ability to install packages stored in backup file
  • IP unblock SMS rule
  • New Modbus TCP Slave register fields
  • New Modbus Alarm redundancy options
  • NTPD version 4.2.8p14

• Improvements:
  • Added HMAC configurations for OpenVPN
  • Added AES ciphers support for OpenVPN
  • Added MTU and gateway metric to mobile interfaces
  • Added DHCP lease range display in the Network → LAN page
  • Added warning messages when deleting interfaces/configurations
  • Added available FW on server status messages in FW upgrade page
  • Added mobile PIN code saving note
  • Changed UPnP redirect delete button style
  • Changed functionality of reset button in the Firewall → Custom Rules page. Now fully resets to default
  • Added hints on all value fields about field validation
  • Added pin information for iostatus SMS rule
  • Removed modem traps if no modem is present
  • Optimised section toggling logic, removing all toggling associated flags required prior optimisation
  • Standardized section edit page headers in WebUI Services
  • Improved the look of error pages and messages
  • Updated Wiki links to wiki.teltonika-networks.com
  • Disabled 'Clear data limit' button for inactive interfaces
  • Reordered menu, moved 'Default configuration' to the Backup page, moved 'Diagnostics' to the Troubleshoot page
  • Added credentials input fields to Data to Server
  • Changed hint of 'Allow guest" in the Network Shares page
  • Updated Periodic Reboot service status in the Services page
  • Improved hint for incoming calls option
  • Changed OpenVPN LZO option to a dropdown with an extra 'none' option
  • Added suggestion to create a profile if there are no profiles created in the Profiles → Scheduler page
  • Filtered out unnecessary interfaces ending with _4 _6 in firewall page
  • Moved SIM switch to separate page and added check interval and retry count options
  • Changed side widget button color to blue to make it more visible
  • Added 'Dynamic List' option limit (20 elements)
  • Added info message to Events Reporting & Mobile Utilities rules, if selected recipient or sender is a group or no groups are created yet
  • Improved stm32 recv message handling
  • Modbus TCP test now allows reading more than 125 coils/inputs
  • Reworked NTP page, separating general options from NTP specific ones
  • Fixed grammar errors in Mobile page

• Fixes:
  • Added name validation in the Firewall → Port Forward page, fixed custom protocol value selection and display
  • Added validation for GRE 'Remote subnet IP' option
  • Added missing Mobile Data limit input validation
  • Fixed Schedulers' cells to be of equal width
  • Fixed uploading backup from lower firmware version
  • Fixed SSTP certificate upload function
  • Fixed IPsec 'Aggressive' setting value saving in config file
  • Fixed bug where GPS NMEA collecting file field wasn't shown when NMEA collecting was enabled
  • Fixed LAN settings static lease name validation
  • Fixed issue that sometimes caused failures when redirecting to Mobile interface edit page
  • Fixed descriptions in Access Control → Security page
  • Fixed SMS Utilities GPS coordinates rule error, swapped longitude and latitude in places
  • Fixed HTTP login while HTTPS session is still active
  • Fixed real time CPU load in the Overview page
  • Fixed advanced static routing display for all routes
  • Fixed file upload error messages in backup page
  • Fixed 'Select' option for Firefox browser
  • Fixed RAM usage display in side widget
  • Fixed access to non existing pages
  • Fixed saving empty message field in Events Reporting rules
  • Fixed showing correct APN settings when upgrading with the 'Keep all settings' option
  • Fixed Events Reporting send test email page display when email contains 2 new lines in a row
  • Fixed phrasing and grammatical mistakes in SMS messages tooltip
  • Fixed LAN Overview section display
  • Fixed early login page load after reboot or backup upload
  • Fixed Package Manager notification display
  • Fixed SMS rule display for different devices
  • Fixed PPTP and L2TP client configuration creation with same name
  • Fixed static route removal if corresponding interface is removed
  • Fixed Realtime Graphs → Traffic tab display
  • Fixed OpenVPN username and password writing to file
  • Fixed time zone sync between Setup Wizard & NTP pages
  • Fixed WiFi interfaces table style when no interfaces are present
  • Fixed DHCP lease range validation
  • Fixed RS232 hardware flow control
  • No longer write anything into Events Log when forcing reboot to prevent device hang-up
  • Fixed launching stm32 autoflash script at early boot to avoid possible keep settings loss
  • Removed certain Events Reporting options on devices that don't have the corresponding functionality
  • Fixed recovery from lost connection for MQTT publisher, Modbus MQTT gateway

TRB1_R_00.02.03.1 | 2020.05.15

• New features
  • Initial TRB2 series FW