Cellular/Transport Knowledge Base Articles

How to: Use a custom script to add USB Printer support to a DAL device
A user can use the socat command to interact with a USB printer connected to the USB port of a Digi device.Below you can find an example of the socat command, which starts a service on port TCP 910...
Jun 11, 2024
Atsign sshnoports on a Digi DAL OS device
What are Digi Containers?Digi Containers Service is an add-on service that simplifies and centralizes the process of building, deploying and running custom applications on devices managed with Digi...
May 13, 2024
How to: Update the Cellular firmware of the EG25 modem via CLI and Local firmware file
The  "modem firmware check" CLI command  is not implemented for the  EG25G modem, but a customer can manually specify the directory with the following CLI command:&quo...
May 12, 2024
DAL router WireGuard Client
Since DAL OS firmware Support for WireGuard (WG) VPNs has been added.WireGuard is a VPN protocol that operates at the network layer to provide communication between devices over a public...
Apr 30, 2024
DAL router as WireGuard Server iOS client
How to configure DAL as WireGuard Server and a iOS ClientSince DAL OS firmware Support for WireGuard (WG) VPNs has been added.WireGuard is a VPN protocol that operates at the network lay...
Apr 29, 2024
DAL router as WireGuard Server Windows Client
Since DAL OS firmware Support for WireGuard (WG) VPNs has been added.WireGuard is a VPN protocol that operates at the network layer to provide communication between devices over a public...
Apr 26, 2024
Ignition Edge on Digi DAL OS devices
The following is information about deploying, running, and monitoring an Ignition Edge application running inside a Digi Containers service available on a Digi router through Digi Remote ...
Feb 26, 2024
How to set the time source on devices running the DAL Operating System.
The DAL Operating System offers two options to configure a time source. The time configuration under WebUI>Configuration>System>Time>Time sources are passed settings to the "n...
Feb 21, 2024
Send CLI commands to a DAL router via SMS
In order to have a DAL router executing CLI commands received via SMS, the following procedure can be followed: 1. Copy the content of the following python script in a txt file (You can find the s...
Feb 20, 2024
Digi IX20 Information Assistant Bot
Digi IX20 AI Information Assistant 
Feb 15, 2024
Digi IX30 Information Assistant Bot
Digi IX30 AI Information Assistant 
Feb 15, 2024
How to create a CA-Signed certificate using XCA application
This article explains how to create a CA-Signed certificate using XCA application.First, we need to create Certification authority (CA) certificate. Click the Certificates tabClick the New Cer...
Jan 17, 2024
How to turn off LEDs on a cellular router running DAL.
DAL Cellular routers allow for certain LEDs to be turned off. This can be helpful for privacy, safety, or power consumption.The DAL Operating System allows you to turn off all LED indicators exclud...
Jan 03, 2024
Can a DAL-based device in IP Passthrough mode connect to Digi Remote Manager?
Yes, enabling IP Passthrough mode on a DAL-based device (a Digi device that runs the DAL Operating System) should not inherently interfere with connectivity to Digi Remote Manager.Related links:Mee...
Dec 27, 2023
How to find firmware for your product
The firmware for your Digi product can be found on the Digi website. The steps required to find and download your firmware are defined below.Navigate to the support site on digi.com.Enter the name ...
Dec 12, 2023
How to configure inter VLAN routing with switchport bridge mode
This article explains how to configure inter VLAN routing with switchport bridge mode.1.    First, we need to create a new bridge instance and switch the bridge type to “switch...
Aug 28, 2023
How to setup a Digi DAL device and Microsoft NPS server to perform Radius authentication
How to setup a Digi DAL device and Microsoft NPS server to perform Radius authentication 1. Digi DAL device configuration.Please add a new authentication Method and select a RADIUS name in the...
Aug 28, 2023
DAL Router IP Passthrough mode multiple sources
A DAL router can be configured to operate in IP Passthrough mode, which means that the device passes the IP address assigned to it on a WAN or cellular modem interface, to a client connec...
Aug 11, 2023
Digi Remote Manager data usage for DAL-based products
This KB article is intended to give users an understanding of how much data the Digi Remote Manager (Digi RM) connecton/client typically uses, for Digi products that run the modern DAL Operating Sy...
Jun 15, 2023
What is the Device Service Status On Digi Remote Manager?
The device  Service Status is shown on the Device Details of a device on DRM and can assume two values: "In Service" or "In Maintenance Window":        ...
May 10, 2023
Port forwarding in an IPsec VPN tunnel with the overlapped network on the router`s inside interface.
In this article, we will describe how to configure Port forwarding in an IPsec VPN tunnel with the overlapped network on the router`s inside interface.Sometimes it is necessary to provide access to...
Mar 22, 2023
DAL Router IP Passthrough mode + WiFi AP
When a DAL router needs to operate in passthrough mode and WiFi AP at the same time, the configuration will differ from the usual default one, where the WiFi AP and the LAN inte...
Mar 07, 2023
Configure a DAL Router with an LTE Module to Use PDN 1
Some providers and SIM cards, especially when using a private APN, will expect PDN 1 to be used or the router will fail to connect.If your DAL router is not establishing a cellular connection on LT...
Feb 20, 2023
how to transfer the complete Linux log to a syslog server (DAL)
Many Digi routers and network infrastructure devices are running the Digi Accelerated Linux (DAL) operating system.In this system you can configure (several) external syslog server(s) to receive no...
Feb 15, 2023
Digi Containers SDK
The following is information about creating, deploying, running, and monitoring a container for the Digi Containers service in Digi Remote ManagerDisclaimer:  Digi provides a compute...
Jan 03, 2023
Digi Remote Manager: Data Usage for DAL Products
SummaryAverage monthly data usage: 4.68MB on cellular connections18.1 MB on non-cellular connections (wired Ethernet, Wi-Fi client, PPPoE, etc)no configuration/firmware updatesDigiRM-related config...
Dec 07, 2022
Digi EX12 Connectivity issues with AT&T SIMs missing 'attm2mglobal' APN
Problem StatementIt has been observed with some AT&T SIM cards that the Digi EX12 will obtain an IP address from the AT&T network, but the Digi EX12 will not route any traffic over the Mobi...
Nov 29, 2022
How to configure Web filtering on a Digi device without using an external service
If you need to allow access to specific DNS hostnames on your Digi device, please set those host names in the DNS servers list.Configuration> Services>DNS>DNS servers The Web GUI does...
Oct 10, 2022
How to configure a Digi device against TACACS authentication on a Cisco ISE
1.       With Internal users identity, you have to create an account on the Cisco ISE local users database: 2.       Create a Network De...
Sep 01, 2022
How to configure Cisco Umbrella Web filtering on a Digi device
Task one:  Generate a Cisco Umbrella API token Log into the Cisco Umbrella Dashboard (https://dashboard.umbrella.com).On the menu, select Admin > API Keys. The API Key...
Sep 01, 2022
Python on EX-series Digi Devices
Starting in firmware version, python is not included in the base firmware for EX-series devices.  This includes the following device types: Digi EX12Digi EX12-PRDigi EX15Digi EX15...
Jun 15, 2022
AVIEW to Digi Remote Manager (Digi RM) Migration
Digi has announced the End of Life of our legacy AVIEW platform.  Our current offering is our Digi Remote Manager (Digi RM) platform.  Any devices using AVIEW must be moved over to Digi R...
May 10, 2022
3G sunset Digi firmware required updates
For reference, this article relates to the main article titled 3G Network Sunset in 2022 impact on 4G devices.  This article provides the device types and part numbers of Digi devices tha...
Mar 30, 2022
How to reset/erase the Digi Remote Manager certificate on devices running DAL firmware 22.2 or newer
This article will describe the specific situations related to the new certificate usage, in which a device running DAL firmware or newer might not be able to connect to Digi Remote Manage...
Mar 17, 2022
Script to Correct 3G Sunset Issues with Telit Modems
For reference, this article relates to the main article titled 3G Network Sunset in 2022 impact on 4G devices.  This article provides an additional script that needs to be run on Digi IX14 and...
Mar 11, 2022
How To: Restore configuration from Support Report
A DAL Support Report contains the complete device configuration.However for security reasons passwords are NOT included.If you have a support report from a device, you can restore the configur...
Feb 25, 2022
How To: Customize a DAL Backup Configuration File
 Background The configuration backup file can be obtained from a DAL device using either the CLI, local web UI, or Digi Remote Manager. The backup file you get is a gzipped tarball with a .bi...
Feb 23, 2022
IX15 - How to block LAN traffic from going over Cellular Connection
By default, the IX15 and related products are Cellular Routers. What that means is the IX series of routers will route traffic form the LAN port over the Cellular connection. To disable this, the f...
Jan 31, 2022
Digi Router Migration - SarOS to DAL
Background In an effort to deliver the best products to our customers, Digi is transitioning from WR Series cellular routers that use the SarOS operating system to IX Series cellular routers t...
Jun 23, 2021
3G Network Sunset in 2022 impact on 4G devices
Carriers have announced that they will be shutting down their 3G network in 2022.  The sunset of the 3G networks may impact some 4G LTE devices.  This situation could cause certain 4G LTE...
Mar 15, 2021
Digi International WR31 with 2G capable modem reboot issue
Dear Valued Digi Customer,   Certain models of the Digi WR31 router operating in 2G mode under certain conditions may experience reboots or continually occurring reboots in the field.  ...
Mar 11, 2021
Digi International WR21 with 2G capable modem reboot issue
Dear Valued Digi Customer,   Certain models of Digi WR21 router operating in 2G mode under certain conditions may experience reboots or continually occurring reboots in the field.   N...
Feb 23, 2021
Recover LM940 modules in a WR64/WR54 after a firmware migration
When proceeding with the firmware migration from xOS to DAL on a WR64/WR54, in some rare cases, the cellular modules might not come back after the migration and the router will show no cellular int...
Nov 12, 2020
Mandatory Telit LM940 Update for Digi WR54/WR64 and TX54/TX64
Overview The Telit LM940 has been observed to go into a rare, inoperable state during up and down power sequencing.  This issue has been corrected in Telit firmware xx4 or later.&nb...
Oct 05, 2020
How to avoid a warning notification in the Web browser during access to Web UI on the DAL system
When you connect to Digi DAL router Web User interface your browser in the address bar warns you that you are visiting an insecure web page.     Such browser's behavior depends on ...
Sep 28, 2020
Scan and Lock Cellular networks on a SarOS router
This article will describe how to scan for cellular networks via GUI or CLI on a SarOS router (WR11,WR21,WR31,WR44) and lock to a particular cellular network.Please note: While the router will scan...
Sep 07, 2020
Accessing Digi's FTP Site
Digi FTP site allows customer to download files such as firmware, documentation, tools etc. This is particulary useful for downloading older firmware versions which are not linked directly on the s...
Sep 07, 2020
OpenVPN Troubleshooting Tips on DAL Routers
OpenVPN issues on DAL routers can be troubleshooted checking the logs (System > Logs  section on the WEB UI). In some cases, if the OpenVPN tunnel doesn't come up, it could be useful to...
Sep 02, 2020
How to Backup/Restore Configuration to Include Port Isolate/Hub Mode on SarOS Routers
When restoring a backup configuration file on SarOS routers,  the Port Isolate/Hub mode is not included, as it is not a configuration setting, so it is not saved in the backup file. In order ...
Sep 02, 2020
How to add advanced options for OpenVPN Server on DAL routers
When setting UP a DAL router as OpenVPN Server, it could be useful to add some extra OpenVPN parameters, that differ from the default ones used by DAL. This can be done in the "Advanced Optio...
Aug 26, 2020
How to Determine the Cellular Module of your CORE Cellular Radio
The following table will list the CORE cellular radios, and which Digi products they are supported in:   table, th, td { border: 1px solid black; } CORE ModelCellular RadioCellular Cate...
Aug 25, 2020
Wifi connection to DAL router doesn’t work even if the client is connected to the AP
Problem: WiFi Client connects to the WiFi AP configured on a DAL router with a working WAN connection, but Internet is not available for the Client:Status > WiFI > Access Points:Client: Comm...
Aug 24, 2020
Login issues on DAL devices
If is not possible to login to a DAL router using the configured admin username/password (password lost or changed by mistake for example),  a Factory Reset is often the quickest solution to g...
Aug 18, 2020
Digi Device Unique Default Passwords
This document describes how to login into devices that have been reset to factory defaults. With some exceptions described below, a TransPort or Accelerated device that has been reset to factory d...
Jun 08, 2020
Firmware Update Process for Telit HE910-D
This document will outline the steps required to upgrade the firmware of a Telit cellular module in a Digi TransPort® router. Two methods are available : Over-The-Air (OTA) or Manual. Both meh...
Apr 28, 2020
Configure DNS Required Option for Telit Modules on TransPort WR Routers
Starting with firmware version, TransPort® WR11, WR21, WR31 & WR44 routers using a Telit module (identified with a part number of WRxx-Mxx), will have a factory default setting turn...
Apr 28, 2020
Firmware Update Process for Telit LE910EU1/NA1
This document will outline the steps required to upgrade the firmware of a Telit cellular module in a Digi TransPort® router. Two methods are available : Over-The-Air (OTA) or Manual. Both meh...
Apr 16, 2020
How to access a DAL router on LAN IP via an IPsec tunnel if the LAN is down
A LAN-to-LAN IPsec tunnel on a DAL router can also be used to manage the router itself using the LAN interface IP address. If no device is connected to the LAN interface anyway, this  might wo...
Apr 03, 2020
Digi IX14 Cellular Module type from PN
Digi® IX14 routers can have different variants of Telit LE910 model inside, depending on the region where they can be used and bands/speed/technology supported. In order to determine which spe...
Apr 03, 2020
Diagnosing WR54 / WR64 / LR54 Migration Failures
Digi International Inc. is moving to a new operating system, called Digi Accelerated Linux (DAL), for the WR54, WR64 and LR54 platforms. Please read the Digi WR54 / WR64 / LR54 Migration Release N...
Apr 01, 2020
Firmware update process for Sierra Wireless MC7455
Two methods are available : Over-The-Air (OTA) or Manual. Both mehods will be described in this article. This article only applies to the following cellular module: Sierra Wireless MC7455 To ide...
Mar 30, 2020
Configure a TransPort Router with an LTE Module to Use PDN 1
Since firmware version 7.x TransPort routers with an LTE cellular module are using PDN 3 to establish an LTE connection.  Certain providers and SIM cards, especially when using a private APN, ...
Mar 24, 2020
Dual SIM Failover Data Limit
A fairly common practice of mobile service providers is to set a monthly limit on the amount of data transferred over a cellular link, and apply additional charges if the limit&...
Mar 16, 2020
Methods of Locating Cellular Radio Type Installed Within a DAL Device
Below is a list of methods to locate the type of cellular radio that is installed within your DAL device:Physical CORE Radio (if applicable) Top line of the device  aView Under Cellular Det...
Feb 19, 2020
"ERROR" Message When Sending Fleet CLI Commands to a Digi TransPort WR44
Certain Digi TransPort WR44® routers come with a Fleet card.  Under certain circumstances during configuration or management,  the router might report "ERROR" to a Fleet CLI...
Jan 28, 2020
HTTPS No Longer Works After Upgrading a Digi TransPort to 7.1.x.x Firmware or Later
If after upgrading a Digi TransPort® router to release 7.1.x.x or later and it loses connectivity via HTTPS, this is due to new security measures in the newer firmware releases.The old certific...
Jan 24, 2020
Firmware Update Process for Telit LE910-EU/NA V2
This document will outline the steps required to upgrade the firmware of a Telit cellular module in a Digi TransPort® router. Two methods are available : Over-The-Air (OTA) or Manual. Both meh...
Jan 14, 2020
How to Reset the Health Metric Status in Remote Manager
Resetting the status of Health Metrics on Digi Remote Manager can be useful in some scenarios,  for example when the state is stuck to a state that is not properly reflecting the current statu...
Jan 10, 2020
Remote Access Requirements (SarOS)
In order to access a Digi TransPort® cellular router (or a device connected to it) remotely using the router's mobile interface IP address, it is necessary that the IP the mobile ...
Jan 02, 2020
Port Forwarding Troubleshooting for Digi TransPort
This document describes how to troubleshoot IP Port Forwarding (AKA Port Redirection) set up on a Digi TransPort® (SarOS) device which forward specific incoming ports from the cellular interfac...
Dec 27, 2019
Methods for Configuring DAL Devices
BackgroundDigi® products that run DAL firmware offer multiple methods for configuring the device, both remotely and locally onsite. This article outlines these various methods, which are:Digi R...
Dec 04, 2019
Cellular Connection Issues with xOS Devices
A few questions to help work through the cellular connection issues you are experiencing with Digi® xOS based-devices: Who is your provider?What is the APN for your SIM?  If you do not kn...
Nov 13, 2019
Cellular Connection Issues on TransPorts
A few questions to help work through the cellular connection issues you are experiencing on your Digi TransPort®: Who is your provider?What is the APN for your SIM?  If you do not know it...
Nov 13, 2019
Digi 3rd Party Chinese Radios
Question: Has Digi in the past, or currently, used any components purchased from the following companies? •    Huawei •    ZTE Corp •   &n...
Oct 21, 2019
Unique Default Passwords for Digi Products (SB-327)
BackgroundAs of January 1, 2020, the California Consumer Privacy Act SB-327 requires all cellular and internet connected devices manufactured after that date to have unique default passwo...
Oct 16, 2019
Creating an Earth Ground for the Digi WR44 RR
The Digi WR44 RR model does not have an Earth Ground connection on the device.  To create an Earth Ground for a WR44 RR, unscrew one of the cover cap screws located on the top device, attach a...
Oct 16, 2019
Verizon Upgrade for Telit Modems
Verizon notified cellular product manufacturers of a software defect present in Intel chipsets utilized by several cellular modem vendors. Digi uses some of these third party cellular modems in som...
Oct 09, 2019
LAN port with IP passthrough
GoalTo set up a device attached to the LAN Ethernet port to receive the passthrough IP address of the Digi device's wired WAN or cellular modem connection(s).Applicable DAL devicesDigi Enterpri...
Aug 14, 2019
Remotely Download DAL Device Support Report through Digi Remote Manager
BackgroundSupport reports provide a snapshot of a device's current settings and connection status at the time of the report generation. Typically, the report is manually generated, and the rele...
Aug 13, 2019
Unique Default Password Product Information
Below is the list of Digi products that require a unique password to log in to the device as well as to register the device on Digi Remote Manager. List of products where a unique password is requ...
Jul 22, 2019
SACK Vulnerability Patch Status
SACK Vulnerability Patch Status for affected Digi products  Product Family/ProductVersion fix is included inEstimated Release DateCellularDigi IX1419.8Aug, 2019Digi EX1519.8Aug, 2019Digi LR54...
Jul 16, 2019
HARDWARE NOTICE: WR44R Flash Memory Change
Starting with Hardware Revision 2204B, the TransPort WR44 R hardware can no longer be downgraded to firmware versions earlier than due to a change in the flash memory that is used on the de...
Oct 31, 2018
How to Change the SMS International Long Code on Digi Transport WR (SarOS)
Update the SMS Long Code within Digi Remote Manager 1. Log in to Digi Remote Manager, and navigate to the device list located under Devices2. Select the Device. Click Actions > Configure SMS.3....
Oct 22, 2018
SIM Card Basics for Digi Cellular Devices
This Knowledge Base Article is intended to provide information to better prepare Users for a successful cellular device implementation. All 4G/LTE devices require a SIM card for network connectivit...
May 04, 2018
Are there any Digi TransPort demo or training videos?
Here is a list of the videos uploaded to Youtube for Digi TransPort routers.  Applies to WR11, WR21, WR31, WR41, WR44.  Configuration & setup  Initial setup of a W...
Mar 28, 2018
XBee Cellular Antennas
 For optimal performance with the XBee Cellular module, the antennas should be placed perpendicular to each other and not touching.   For parallel placement, Digi recommends to ...
Oct 10, 2017
XBee Cellular module with 3rd party interface boards
Can I use a 3rd party interface board such as the Sparkfun Explorer or Adafruit's XBee Adapter with the XBee Cellular Modules? No. The 3rd party boards are not designed to provide the near...
Sep 15, 2017
TransPort router DHCP client CLI commands
To view the status of Ethernet 0 interface:eth 0 status To view the status of Ethernet 1 interface:eth 1 status For example:eth 0 status Activation Status:      Active ...
Jul 06, 2017
Common ISDN and OLA error messages seen on TransPort routers
The following info will be useful when using TransPort routers for On Line Authorisation tasks such as card payment processing. These are the most common error messages along with information of w...
Jul 06, 2017
Using TransPort router GPS location in Google maps
TransPort routers output the GPS location in a format that needs to be modified before entering it into Google maps. To obtain the GPS location: Look in the router GUI at Management > Position...
Jul 06, 2017
What VPN types are supported on Digi TransPort routers
Digi TransPort routers with Enterprise firmware support:IPsec in tunnel mode with Pre Shared Key and X.509 digital certificate authentication methods (client and server)IPsec in transport mode with...
Jul 06, 2017
Are TransPort routers FIPS 140-2 certified?
The TransPort LR54 is FIPS 140-2 certified. Other TransPort routers are not FIPS 140-2 certified, they do not meet the FIPS 140-2 criteria.  The only other product that we offer that...
Jul 06, 2017
FTP port forwarding on TransPort routers
When connecting to an FTP server on a LAN behind a TransPort router, you will need to set up port forwarding so you can access the server from the internet. Consider this: The PC needs to access ...
Jul 06, 2017
Digi TransPort BGP configuration file syntax
Description:BGP on TransPort routers implements the Border Gateway Protocol version 4 as described in RFC 4271. The following text is from the OpenBSD man page for bgpd.conf.  The SarOS oper...
Jul 06, 2017
Digi TransPort OSPF configuration file syntax
DESCRIPTION     OSPF on TransPort routers implements the Open Shortest Path First protocol      version 2 as described in RFC 2328.  The following text...
Jul 06, 2017
Why don't some TransPort router PPP interface settings take effect immediately?
 When configuring TransPort routers, you may need to change a parameter on an active PPP interface (ADSL or Cellular).  However, after making the change, you may notice that the para...
Jul 06, 2017
Accessing TransPort routers securely via L2TP/IPsec VPN from iOS and Android mobile platforms.
I need a secure (encrypted) connection from my mobile device. How do I configure a TransPort router as a L2TP/IPsec VPN responder for Apple devices such as the iPhone; iPad or Android devices such ...
Jul 06, 2017
How to access TransPort router SNMP stats without SNMP software
To view a list of MIB values (such as byte counters) for a TransPort router, execute this command from the CLI (Serial, telnet or SSH): at\mibs this will output a very long list. If the buff...
Jul 06, 2017
How to set an event in eventlog to see the signal strength of the mobile interface in TransPort?
To set an event in the event log for the signal strength of the mobile interface (when inserted with SIM card) navigate as shown below Configuration--> Network--> Interface--> Mobile-->...
Jul 06, 2017
How to find out the date code and manufacturing location information of Digi Products.
Depending on the location the units are built effects the orientation, linked below is the date code from USA or Thailand. The date code is 4 digits, 2 digit year and 2 digit week (YYWW) so in thes...
Jul 06, 2017
TransPort router system time and RTC out of sync
TransPort routers have 2 times shown when using the CLI command 'time': ss291603>time 09:20:06, 10 Oct 2014 system time: 09:24:43, 10 Oct 2014 type 'time ?' for help OK You...
Jul 06, 2017
What can cause low RSSI signal?
What can cause low RSSI signal?The RSSI for both cellular and XBee are dependent on a clean Fresnel zone.  The Fresnel zone is an invisible and roughly football-shaped region between two point...
Jul 06, 2017
RealPort Troubleshooting for Microsoft Windows
The Digi RealPort driver, sometimes called COM port re-director, installs one or more serial ports of various Digi network-attached devices as COM port numbers in Microsoft Windows Operating System...
Jul 06, 2017
ZigBee Encryption
ZigBee supports the 128-bit AES (Advanced Encryption Standard) encryption to encrypt data on a ZigBee network. Following are answers to frequently asked questions regarding encryption on ZigBee net...
Jul 06, 2017
Erratic mouse cursor behavior after installing a Digi device with a serial port
This issue, symptomatic of the mouse cursor "jumping around the screen", is likely due to Windows detecting the serial device attached to the Digi device as a serial mouse or a HID (Human...
Jul 06, 2017
Does Digi provide sample code for accessing the radio's UART?
Digi does not provide sample code. All Digi radios are designed to operate transparently with existing products. The application or device simply needs to be able to read and write to the UART or C...
Jul 06, 2017
RoHS Certificate of Compliance
RF Products as of 1 June, 2013 The wireless devices identified in this certificate are in compliance with the European Union Directive 2011/65/EU on the restricted use of certain hazardous substa...
Jul 06, 2017
How to use the Digi Transports GPS data in Google Maps
How to format Digi Transport GPS data correctly so Google Maps knows how to use it  You can get the GPS data by entering the following command from the unit's CLI or in the WebUI under Man...
Jul 06, 2017
Antennas - An Introductory Guide
This white paper is intended as a guide to understanding how antennas transmit and receive electromagnetic waves. An explanation of what electromagnetic waves are, and how they travel will be discu...
Jul 06, 2017
Device Discovery Troubleshooting Tips
INTRODUCTIONThis document contains a list of tips that will help people through the trouble of detecting most Digi Ethernet or Wi-Fi devices. Some examples are the Digi Connect ME, EM, SP, WiME, Wi...
Jul 06, 2017
Digi makes many serial devices, some of which are DTE (PortServer TS, EtherLite, Connect/ConnectPort, Digi One, USB-to-serial), and others which are DCE (TransPort, PKG RF modems, XBIB interface bo...
Jul 06, 2017
What does "Galvanically isolated from Earth ground" mean?
"Galvanically isolated" is a term used to describe the relation between two different points in a circuit. It means that the ASYNC Signal Ground (SG) is isolated from earth ground, ...
Jul 06, 2017
How do I launch python scripts automatically from the Digi Transport?
You can setup this feature from the web interface.Open the web interface of the Transport.  Go to: Homepage -> Configuration - System -> General -> Autorun Commands.  Under ...
Jul 06, 2017
Error "insmod: dgrp: no module by that name found" when attempting to use dgrp_gui or dgrp_cfg_node
Symptom:The following error is seen: "insmod: dgrp: no module by that name found" when attempting to use dgrp_gui or dgrp_cfg_node to configure.Cause:Our driver normally places a symlink ...
Jul 06, 2017
Common Cellular Network Behaviors
Cellular Devices Going Dormant  All cellular networks will put cellular devices that are connected to the network into a 'dormant' state after 10-15 seconds of inactivity on the devic...
Jul 06, 2017
Can I install the Realport drivers from the command line?
INTRODUCTION Yes. From the command line, you can browse to the folder containing the RealPort Driver files and type: setup /?This will display the command line options for the RealPort driver.
Jul 06, 2017
Getting a MC7354 Module on a Digi TransPort to Work with Sprint
There are a few things that should be done to get a TransPort, with a MC7354 module, working with Sprint.  Please see below:   1) You will first need to get the Sprint profile file...
Jul 06, 2017
HOW TO: Install RealPort in Red Hat EL or CentOS
 Download the latest driver from the Digi Technical Support site: https://hub.digi.com/support/products/realport/?path=/support/asset-collection/connect-sp-os-specific-drivers/Log the install...
Jul 06, 2017
HOW TO: Install RealPort in Ubuntu
 Installation Steps: Obtain the latest driver from the Digi Technical Support site: https://hub.digi.com/support/products/realport/?path=/support/asset-collection/connect-sp-os-specific-driv...
Jul 06, 2017
How to install and use Wireshark (Ethereal) for Ethernet Packet Sniffing
Why use Wireshark ?Wireshark is a tool that allow you to capture Ethernet packets sent/received on one or more interfaces of your laptop. It can be very useful in many cases, when you want to see w...
Jul 06, 2017
How to Change Carriers on Sierra Wireless MC7354 (Gobi LTE) Cellular Modules
Digi TransPort WR (SarOS) routers that contain the Sierra Wireless MC7354 (L5 variant) cellular module have the ability to work on multiple carriers, such as AT&T, Verizon, Sprint, Rogers, TELU...
Jul 06, 2017
Understanding LTE Signal Strength Values
Below is a chart that shows what values are considered good and bad for the LTE signal strength values:     Below are explanations of these values (and also RSSI in relation to LTE): ...
Jul 06, 2017
Serial port example for X4, X2, XBee gateways
The current examples that are provided for the Digi XBee Gateway products such as the Connect Port X2, X2e, and X4 all can be found https://github.com/digidotcomFor customers who have access t...
Jul 06, 2017
Digi SureLink™ Configuration
SureLinkDigi SureLink™ is an optional feature that monitors the integrity of an established network connection. Several settings and tests can be configured to perform a selected test to...
Jul 06, 2017
General Certification Comments on Digi products
Check the main reference manual for the given Digi product.  Generally they have a section marked 'Certification'.  If the certification in question is not seen there it is most l...
Jul 06, 2017
What does LTE stand for?
LTE stands for Long Term Evolution and is a registered trademark owned by ETSI (European Telecommunications Standards Institute) for the wireless data communications technology and a developme...
Jul 06, 2017
What's the difference between WCDMA and HSDPA
WCDMA vs. HSDPAWCDMA stands for Wideband Code Division Multiple Access, a mobile technology that improves upon the capabilities of current GSMnetworks that are deployed around the world. People com...
Jul 06, 2017
Cellular Module Values Carriers' Need For Device/SIM Card Activation
The following lists the various numbers the major carriers need to activate a device or SIM card on their network:   Verizon 2G - ESN/MEID 3G - ESN/MEID 4G - IMEISprint 2G - ESN/MEID 3G ...
Jul 06, 2017
Configure No-IP Dynamic DNS on Digi TransPort
When using a Digi TransPort Router with a Public SIM card, the issue of reaching this device by it's IP address happens as most/all providers will dynamically assign IP addresses that will chan...
Jul 06, 2017
HOW TO: Configure Data Overage Alarms on Digi Transport for the PPP Interface
 Configure PPP Interface Limits:From the Web Interface go to: Configuration - Network > Interfaces > Advanced > PPP 0 - 9 > PPP 1  > Advanced * Check "Limit the data t...
Jul 06, 2017
Error is seen adding a device to Digi Device Cloud or Remote Manager: "Failed to add one or more de
Problem:  If you're trying to add a device to a Device Cloud or Remote Manager server and it comes back with the message “Failed to add one or more devices:” (see below), it ma...
Jul 06, 2017
Digi International Security Notice SSLv3 Vulnerability "POODLE"
Digi International Security NoticeCVE-2014-3566October 28th, 2014OverviewA security vulnerability  nicknamed "POODLE" CVE-2014-3566, was announced on October 14th, 2014. We have had ...
Jul 06, 2017
Digi ESP connectivity tips
The Digi ESP is an integrated visual Python code development tool.  It is designed to assist in the development of Python code for Digi products.  Here are some basic things to verify con...
Jul 06, 2017
How to test Step by Step a TransPort router and recover it
When a TransPort router seems to be failing (so for example when applying the power, the only LED to illuminates is the power LED other “unusual” LED patterns occur), there are some te...
Jul 06, 2017
Public DNS servers
What are some of the public DNS servers addresses that I can use with my Digi Products?Public DNS Servers   Level 3 Communications (Broomfield, CO, US)
Jul 06, 2017
Digi International Security Notice Vulnerability "GHOST"
 Digi International Security NoticeOriginally issued March 6th, 2015, updated December 18, 2015  CVE-2015-0235OverviewA critical security vulnerability, reported as CVE-2015-0235, nickna...
Jul 06, 2017
Verizon 4G LTE Static IP APNs
If you have a Static IP address from Verizon, and have recieved confirmation that you Static IP address has been applied. You will need to configure or change the APN in your Mobile...
Jul 06, 2017
HOW TO: Find Country of Origin (CoO) for Digi-manufactured products
It is Digi's goal to facilitate and expedite worldwide trade in the most effective and efficient manner, by proactively observing all international rules and regulations regarding export. To a...
Jul 06, 2017
How to Provision a Digi TransPort with the MC7354 module for AT&T
1)  Insert SIM card into a SIM slot 1.2)  Power up Digi TransPort.3)  Open a web browser and connect to Digi TransPort using the default IP address of  Once you a...
Jul 06, 2017
HOW TO: Query the Connection History of a Connected device from Digi Device Cloud
Introduction:One very useful aspect of Device Management on the Digi Device Cloud is the ability to view the Connection History of a device.  This of course refers to the connection history of...
Jul 06, 2017
Wave propagation of 900 MHz vs. 2.4 GHz
Comparing Wave Propagation of 900 MHz and 2.4 GHz FrequenciesTo demonstrate the basic difference in wave propagation of 900 MHz and 2.4 GHz waves, a quick look at path loss is provided. As waves pr...
Jul 06, 2017
Escaped Characters and API Mode 2
Note:  API Mode 2 is often misunderstood regarding its necessity and is used very rarely.  API mode 1 is fully capable of transmitting all characters including those that can be escaped. ...
Jul 06, 2017
Calculating the Checksum of an API Packet
The API operation of the radios (XTend and XBee) requires that communication through the UART or serial port of the radio be done through a structured interface where data is communicated in format...
Jul 06, 2017
Zigbee Home Automation
When developing a Zigbee Home Automation application or Wanting to talk with a Zigbee Home Automation Device, the XBee module you should select is the XBee ZB SMT module or XBee ZB (Zigbee) Surface...
Jul 06, 2017
How to upgrade the firmware on a Digi TransPort router
There are five main methods by which new firmware can be loaded onto Digi TransPort or Sarian routers: Digi Device Cloud (DC), Web interface, FlashWriter, S/FTP and USB flash drive. Note that, ...
Jul 06, 2017
HOW TO: Change the Remote Management Server Address on Multiple TransPorts via Digi RM
The following example shows how to create a task on Digi’s Remote Manager to change the Remote Management Server Address in a TransPort. Log into Digi Remote ManagerOpen the classic UI by se...
Jul 06, 2017
device connectivity problems, can't resolve hostnames
Verify that a valid DNS server is defined on the Digi product. If you are still running into issues, contact Digi Technical Support at tech.support@digi.com
Jul 06, 2017
TCP ports for Digi ESP software development tool
Troubleshooting connectivity issues with Digi ESP.Maybe you are under a firewall, make sure you have all the following ports opened:    7: Used to validate the connection with the...
Jul 06, 2017
Digi Python Learning Recommendations
python.org - for training materials from the creators of the language.Digi Python Wiki - specializing in python and how it applies to Digi products: http://www.digi.com/wiki/developer/index.php/Sp...
Jul 06, 2017
What to do when you see a Resource Shortage on your TransPort
 If you see the following in the debug.txt:'modemstat ?'                   Outcome: Resource shortage ...
Jul 06, 2017
What do my LEDs mean on my WR11?
WR11 LEDsThe Service LED for the WR11 is missing a description in the Digi TransPort User Guide.  For convenience, here is a description for all LEDs for the TransPort WR11.• SERVICE LED:...
Jul 06, 2017
How to test a TransPort USB port
If facing issues with a TransPort USB port, please carefully follow the instructions described below before potentially requesting an RMA for defective hardware.   These tests may also want t...
Jul 06, 2017
determining FLASH and RAM sizes on a transport WR product via python
Determining memory and flash would need to be done with the sarcli() python module.  With it you call the appropriate CLI command to determine memory and flash.    Transport comman...
Jul 06, 2017
convert IEC_104 protocol to IEC_101
On possible solution using Python can be seen here: https://github.com/vlet/iec104 Otherwise we would suggest to use Google for further research.
Jul 06, 2017
NTP requirements for connectivity
If you are facing connectivity problems, such as not able to connect to Remote Manager or build a VPN tunnel with certificates, check the time and date settings, such as NTP or SNTP settings on the...
Jul 06, 2017
Here are a few takeaways about RSSI and RSRP as signal strength measurement techniques for LTE:      RSSI varies with LTE downlink bandwidth.  For example, even if al...
Jul 06, 2017
How to force an SNTP/NTP time update
CLI Command to force a TransPort SNTP/NTP time update:  sntp 0 now
Jul 06, 2017
CLI command to do a factory reset of a Digi Transport
How to do a reset of a Digi Transport via CLI: To reset the router’s configuration to the factory defaults, use the following commands:del pwds.da0copy config.fac config.da0These commands assu...
Jul 06, 2017
How to disable the TransPort Getting Started Wizard
In order to disable the "Getting Started Wizard" that may keep appearing on the landing page of a TransPort's web interface, please follow the steps below. 1. Open the TransPort...
Jul 06, 2017
Unable to configure the mobile settings error
This error message means the cellular modem module ("radio") is not being recognized by the Digi device's Operating System. It is unfortunately very unlikely to recover from this t...
Jul 06, 2017
TransPort Carrier switching wizard consistently fails to run
Issue:  Selecting the Carrier switching wizard from the "Wizards" section in the TransPort web interface, then clicking the Next button fails to launch the Carrier switching wizard. ...
Jul 06, 2017
Does Digi offer a Desktop version of Remote Manager?
No, initially, Remote Manager was offered as a Windows "desktop" application.  Currently, Remote Manager is exclusively web-based.More information about Digi Remote Manager:http://www.digi.com...
Jul 06, 2017
Why does the transfer of files is failing on my TransPort?
Note: This article pertains to Transport units with SarOS firmware. When uploading a file on a TransPort (for example when trying to use the router as a OVPN server or client and you need to ...
Jul 06, 2017
Sending Serial Data via Remote Manager, X2e and an Xbee
Periodically, one wants to send data from the Remote Manager to an XBee module connected to a device via the XBee modules Serial port or COM port. This can be done using the default application t...
Jul 06, 2017
About the TransPort Preferred system feature
The "Preferred system" feature on a TransPort forces a certain cellular technology to be exclusively used, or prioritizes certain technologies over others. Depending on the type of modem...
Jul 06, 2017
RomPager - Evaluation of Security Vulnerability – VU#561444 Expanded info on CVE-2014-9222, CVE-2014
Overview Many Digi products contain and use the RomPager by Allegrosoft web server technology. It has come to our attention that this embedded web server, which is used for management of our devic...
Jul 06, 2017