View source for TRB255 Firmware Downloads

{{Template: Networking_rutos_firmware_downloads
<!------------------------DEVICE----------------------->
| name         = TRB255
| series       = TRB2
<!-----------------------LATEST FW--------------------->
| latest_fw    = TRB2_R_00.02.06
| latest_date  = 2020.12.31
| latest_md5   = dee686ddd4c4861f088121f98ff6d5bd
<!-----------------------FACTORY FW-------------------->
| factory_fw   = TRB2_R_00.02.05.2
| factory_date = 2020.11.19
| factory_md5  = 976377b1f46d9cbd37d6085f742ce868
}}

==Changelog==

===<b>[[Media:TRB2_R_00.02.06_WEBUI.bin|TRB2_R_00.02.06]]</b> | 2020.12.31===

* New features:
** Operator Whitelist/Blacklist
** Web Filter
** Interface Based VLAN
** Partial and full modem control support from RS bus

* Improvements:
** Updated base to OpenWrt 19.07.4
** Added Phone Groups as possible SMS recipients to SMS Post/Get
** Added PSK support for MQTT Broker/Publisher
** Changed Output Scheduler structure
** Removed limitation of one configuration per Input
** Added multiple modem support for TR-069
** Fixed parsing user uploaded custom OpenVPN configuration files containing carriage returns
** Added iptables conntrack flush on WAN Failover if IPsec is enabled
** Added extra error checking to Package Manager when downloading packages
** Added data usage info for both SIM cards to RMS
** Added logging to syslog when Ping/Wget Reboot "Action" is set to 'None'
** Improved display of configuration tables when a lot of information is shown
** Renamed MODBUS strings to uppercase
** Added redirect to configuration page after a new configuration is created with the 'Add' button
** Added option to create a Configuration Profile from current configuration
** Added data validation to Profiles Scheduler fields
** Replaced the Firewall 'Helpers' page with conntrack helper configuration for each firewall zone
** Increased dynamic list maximum amount of values to 50
** Added the possibility to save email accounts without entering email username and password
** Unified device access password validations
** Expanded DDNS validation for domain input to accept emails
** Added SMS Utilities rule to reset mobile data usage for specified interface
** Improved SMS Utilities VPN status rule to support custom configurations
** Added SMS storage limit check after inserting a SIM card
** Changed modem name from primary to internal if device has only one built-in modem
** Improved SIM count check during init
** Renamed mobile service mode "M1+NB only" to "Auto"
** Added serial 1000000 bps baud rate option

* Fixes:
** Fixed IPsec Passthrough subnet/ip value parsing to make it dynamic for leftsubnet
** Fixed occasions when error messages overlap buttons
** Fixed I/O state saving after revert back to original state
** Optimized script for downloading Package Manager packages after firmware upgrade
** Fixed IPsec connection after reboot
** Fixed bridged interface configuration for L2TPv3
** Removed trailing newlines in returned SNMP strings
** Fixed Events Reporting waiting to send email before rebooting
** Fixed MQTT MODBUS Gateway not working when topics have special characters
** Swapped pin3 and pin4 values in MQTT Publisher
** Added an 'IP4Table' option to advanced interface configuration
** Fixed an issue where User Scripts were being deleted after device reboot
** Fixed various WebUI validation bugs, typos, option hints & alignments
** Fixed a bug that caused an internal sever error after logging in with a username that contained special characters 
** Fixed crashes that occur after configuration files are not correctly generated
** Fixed a Firewall Port Forwarding bug which caused an internal sever error when no 'Protocol' was selected
** Fixed changing WebUI mode bug while current page is accessed with POST method
** Fixed password allowed lengths and tooltips
** Fixed mountpoint display
** Removed non-supported SMS Utilities rules
** Fixed SMS sending to Phone Group on I/O event
** Changed device name in 'Status' message to configured name instead of the default one
** Added modem reinit after SIM card initialization failure
** Fixed SMS Limit checking when messages exceed the set SMS limit
** Moved 2-8 PDP contexts to 9-16 the 2-8 are necessary for SIM card MIB APNs
** Changed mobile interface subnet to /32
** Fixed modem SIM card checking
** Fixed multi SMS handling on SMS Limit
** Fixed Call Utilities multiple SMS sending per received call
** Fixed SMS storage limit check on device reboot
** Changed SNMP mSignal, mTemperature and numSatellities datatypes to correspond to devices' MIB files
** Fixed serial over IP Bidirect mode issues

===<b>[[Media:TRB2_R_00.02.05.2_WEBUI.bin|TRB2_R_00.02.05.2]]</b> | 2020.11.19===

* Fixes:
** Randomized the global rate limiter to mitigate "SAD DNS" attack

===<b>[[Media:TRB2_R_00.02.05.1_WEBUI.bin|TRB2_R_00.02.05.1]]</b> | 2020.09.30===

* New features:
** DLNA media server
** iptables NETMAP extension
** "Flush connections on" option for WAN Failover
** New firmware notifications
** Updated header logo from 'Teltonika' to 'Teltonika | Networks'
** USSD command support
** Time sync via network operator's station
** GPS time synchronization

* Improvements
** Improved WebUI page loading speed
** Added Basic/Advanced mode selection in Setup Wizard
** Added a dropdown with a search function for time zone selection
** Added "copy to clipboard" button in Cloud Solutions next to MAC and Serial
** Added option to send all Modbus records in one packet
** Disabled IPV6 services on LAN by default
** Added password hashing in Post/Get pages
** Added a warning message about rebooting the device while certificate files are being generated
** Added status option to uploaded custom OpenVPN configuration file
** No longer showing "Enable OpenVPN config from file" option if "Enable external Services" is selected
** Added some missing placeholder values
** Added warning message about unsaved changes when leaving Auto Reboot, Periodic Reboot, Wireless pages
** Added port selection to SSTP configuration
** Changed Periodic Reboot service name to Reboot Scheduler
** Added table row highlights on hover
** Changed section name from 'Email users' to 'Email accounts' in the Recipients page
** Added network interface automatic assignment to firewall zones when interface protocol is switched
** Adjusted Azure validations
** Adjusted Local/Remote subnet field validations
** Adjusted Hotspot field validations
** Unified VPN overview section option names and titles
** Removed mandatory requirements for inter-zone forwarding source & destination options in Firewall zone configuration
** Added placeholder values for drop down options in Routing pages 
** Increased maximum package upload size
** Removed mobile interfaces from Hotspot configuration
** Added "Passthrough subnets" option to IPsec configuration page
** Added package size checking when installing packages via Package Manager
** Optimized switching between Basic and Advanced WebUI modes 
** Added missing services to Events Reporting page when selected Event is "Config change"
** Improved general web design, ordering and positioning 
** Added word wrap in the Unsaved Changes page
** Centered 'Apply' button in the Profiles page
** Hid network interfaces with DHCPv6 protocol in Overview page while in Basic WebUI mode
** Changed tcpdump "Select storage" option value from 'Internal storage' to 'RAM memory' in the System → Administration → Troubleshoot page
** Added more descriptive error messages when connection to FOTA server fails
** Updated "Local address" hint in l2tpv3 page
** Updated phone number placeholders to +37000000000
** Updated SMS rule descriptions related to phone numbers and email accounts
** Made SMS/Mobile data limit options always visible in Overview Setup page
** Added indications for which antenna connector is connected to which modem
** Adjusted Modem FW file validations
** "LAN as WAN" easy setup
** Added possibility to retrieve analog input value to Modbus TCP Slave
** Added loading spinner and a "No GPS signal" message to GPS Map page
** Removed incorrect GPS analog input option from GPS HTTPS settings

* Fixes:
** Fixed DDNS freeze issues
** Fixed Firewall Traffic Rules Source and Destination address field validations
** Started using more stable, builtin ar82xx switch driver
** Symlinking tty devices in one place
** Fixed period when sending packet curl timeouts in Modbus Data Sender
** Fixed "active SIM" register value retrieval after regression in Modbus TCP Slave
** Fixed Hotspot 'Trial access' function
** Fixed OpenVPN TLS Cipher display and added a limit to number of ciphers
** Fixed various WebUI validation bugs, typos & option hints
** Fixed DHCP lease range validation and value saving in Interfaces page
** Fixed error messages when creating interfaces with incorrect names
** Fixed various section toggling bugs
** Fixed username validation in SNMP page
** Fixed certificate file importing bugs & common name display in Certificates Manager page
** Fixed interface option related to IPv4 and IPv6 in Routing pages
** Fixed OpenVPN multi-line command that adds client specific parameters
** Fixed DHCP lease range validation in Basic mode
** Fixed incorrect sorting in dynamic tables
** Fixed routing table writing and deleting
** Fixed incorrectly displayed type when no protocol is selected
** Removed Wireguard interfaces from the Interfaces page
** Fixed SNMP user access mode display in SNMPV3 Users Overview page
** Fixed SNMP memory leak on chilli module
** Fixed MD5 and SHA256 checksum calculations
** Fixed DHCP-options field validation to allow separating parameters with commas
** Fixed Package Manager side menu entry updates right after package upload
** Fixed Wireguard port selection
** Fixed VPN zone status display
** Fixed lua errors when Start/End time option is empty
** Fixed incorrectly displayed OpenVPN protocol
** Fixed Lua errors in Profile Scheduler and Firewall Zones
** Removed <i>/log</i> folder from Troubleshoot file directories
** Fixed endless spinner when applying profiles
** Fixed nil value in the Traffic Logging page
** Fixed "Units" option dependency on "Enable DHCP" option in the Setup Wizard's LAN page
** Fixed redirecting to login page after factory setting restore (reset)
** Removed Unsaved Changes notification when downloading Troubleshoot/tcpdump files from the System → Administration → Troubleshoot page
** Vulnerability fixes for Package Manager and Certificates Manager pages
** Fixed Firewall zone placeholder (removed "-- Please select --" and left "Unspecified")
** Fixed update from server option in the Firmware page
** Added missing error messages when password is invalid in default password change page
** Fixed "Lease time" option in the Setup Wizard's LAN page
** Fixed error 500 when accessing Advanced pages while in Basic mode
** Increased allowed character lengths for MQTT Broker and Data to Server
** Fixed XSS vulnerabilities in package manager and package file upload pages
** Fixed incorrect OpenVPN configuration saving
** Fixed NHRP lua error
** Removed "Wireguard" from Status → Services display if it is not installed
** Fixed crashing issue when getting "SIM slot in use" satus value
** Fixed sending status SMS to other number
** Fixed "Change mobile settings" rule service setting
** Fixed SMS Forwarding To HTTP "URL" option validation
** Fixed Mobile Signal graph data display
** Changed message type from 'error' to 'info' from Auto Reply page
** Fixed manual operator selection validation
** Fixed mobile interface authentication settings reset after selecting auto APN mode
** Fixed libgsm password and serial authorization
** Added workaround for mobile to switch LAN port throughput problem for ath79 target
** Removed unnecessary default Hostname and URL values from GPS pages
** Fixed AVL I/O incorrect option display in input rule configuration 
** Fixed "Enabled" option design in GPS Geofencing page
** Fixed RS232/RS485 configuration saving
** Fixed Firewall rule creation for RS232/RS485 when UDP protocol is selected
** Removed Hotspot 2.0 page
** Fixed network state display

===<b>[[Media:TRB2XX_R_00.02.04.3_WEBUI.bin|TRB2XX_R_00.02.04.3]]</b> | 2020.07.31===

* New features:
** Backup archive MD5 & SHA256 checksum calculation to help user identify altered backup archives
** Package signature check to verify that a package comes from Teltonika

* Improvements:    
** Updated APN database

* Fixes:
** Fixed CVE-2019-17367
** Fixed hiding of configuration pages that users of a specific group don't have read access to
** Fixed firmware upload script

===<b>[[Media:TRB2XX_R_00.02.04.1_WEBUI.bin|TRB2XX_R_00.02.04.1]]</b> | 2020.07.02 ===

* New features:
** Added GPS support
** Added 'Mobile Passthrough mode'
** Added mobile signal real-time graph
** Relay control to Call Utilities
** 'Certificates' page for generating and managing TLS certificates
** 'Drag & Drop' support for Overview page tables
** 'Speed Test' feature
** AVL I/O support
** Added JSON formatting option to Data to Server
** Added timeout and keep-connection options to Modbus TCP Slave
** During this release a new package was released - [[TRB255 Package Manager#Available packages|WireGuard]]

* Improvements:
** Improved mobile interface creation
** Improved 'Profile Scheduler' with minute accuracy
** Reordered VPN configuration options
** Standardized section header styles
** Unified spelling of dropdown values
** Added information about 'Package Manager' packages before updating firmware
** Updated services management to Status → Services page
** Improved performance of firmware upgrades from server
** Improved security features related to file uploading and HTTP headers
** Changed RAM/flash memory units from MiB to MB
** Updated warning message and lease deletion message for static leasing
** Moved 'Country code' option to general tab
** General web responsiveness improvements

* Fixes:
** Fixed incorrect voltage multiplier; used to return 2x higher voltage values
** Power button LED fix
** Fixed SDK firmware compilation
** No longer load the rpcd module
** Removed incorrect SMS character counter from SMS Utilities page
** Fixed symlinking tty devices in one place
** Fixed validations and option saving in OSPF page
** Fixed various element positioning bugs on smaller screens
** Fixed switching to advanced mode notification when accessing non existing pages
** Fixed validations in Traffic Logging page
** Fixed showing failover section only for interfaces with failover rules
** Fixed static leases redirect after saving
** Fixed empty dropdown values in 'I/O juggler' and 'Network Shares'
** Fixed interface IP address validation in DDNS page
** Fixed various spelling mistakes
** Fixed broken address option in the 'Troubleshoot' page
** Fixed dropdown select element double clicking issue
** Fixed basic/advanced mode switching with Microsoft Edge browser
** Fixed firmware upgrading bug when LAN interface with a changed name exists
** Fixed redirecting to the 'Interfaces' page when mode is changed from basic to advanced and user is in the 'LAN' or 'WAN' pages
** Fixed validation of custom header in 'Data To Server' page
** Fixed "Type" option error in Failover page
** Updated username and password validations
** Fixed profile change action in 'I/O Juggler'
** Fixed bidirectional GPIO change feature

===<b>[[Media:TRB2XX_R_00.02.03.1_WEBUI.bin|TRB2XX_R_00.02.03.1]]</b> | 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

===<b>[[Media:TRB2_R_00.02.02_WEBUI.bin|TRB2_R_00.02.02]]</b> | 2020.03.10===

* New features
** Initial TRB255 firmware release