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Configuration: 82 result(s) found
Installation: 47 result(s) found
Hardware: 11 result(s) found
Miscellaneous: 47 result(s) found
Troubleshooting: 94 result(s) found

 

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AIX Console Information Is Not Displaying
Category: Troubleshooting
Symptom: The information is not displaying from the AIX serial port even though there appears to be a successful connection to the port. Possible Causes: Carrier detect is not being asserted on the AIX serial port. The cable attached from the...
Error Using Connect From a Digi One or PortServer TS/II Product
Category: Configuration
Symptom: When using the connect [connect #] command get message: unable to connect or connection refused. Solution: Verify that the port you are trying to connect to has the device type set to ''''prn'''' and that the autoconnect setting i...
OFC Signal Is Solid on Digi One and PortServer Products
Category: Troubleshooting
Symptoms: Port is configured for autotelnet and does not get a login prompt. When port signal information is displayed, the OFC signal is lit solid (seen on LED front panel on PortServer and PortServer II products, use DPA Remote or [display ports...
Escape Character doesn't close Telnet Session
Category: Troubleshooting
Symptom: After doing a telnet to a port on the PortServer device and then using the escape character ^] to exit the session, the session is still active . Cause: If you use the escape character ^] and press enter, this will only back you out o...
Microsoft Telnet with PortServer Units Results in Double Carriage Return/Line Feed (CR/LF) and a Failure to Login
Category: Troubleshooting
Symptom: Telnetting into the PortServer (II or TS) is successful, but you may get double CR/LF so the device on the end of the serial port sees 2 CRs and login fails.  Cause: This is a known issue with Windows Telnet Client.   Solu...
Recovering from Aix print spooler problems.
Category: Troubleshooting
Problem: The print spooler is in a "down" or "unknown" state. Cannot remove queued jobs. The "daemon" process is not running. Solution: stopsrc -s qdaemon lssrc -s qdaemon (If you cannot remove jobs) s...
COM Ports Won't Install At COM3 in Windows 2000
Category: Installation, Troubleshooting
Symptom:When I install my Digi product in Windows 2000, the new COM ports should start at 3 (or perhaps 5) but instead they start at a much higher number and I cannot rename them. Cause: There was a Digi product previously installed in the sys...
I can't open the Digi COM ports with HyperTerminal in Windows 2000, Windows Xp, or  Windows Server 2003.
Category: Troubleshooting, Miscellaneous
Symptom:The driver seems to have installed fine, the ports and the modems show up under Device Manager, but HyperTerminal can"t open the COM ports. Cause: Routing and Remote Access (RRAS) service or another program which uses the COM po...
Running the realport dump (rpdump) program on Aix.
Category: Troubleshooting
Steps on setup: Place the rpdump.aix binary on the AIX host and give it executable permissions (chmod a+x). Stop all port processes and the RealPort daemon. Example:# pdisable tty1# rmdev -l sa4 -Rtty1 Definedlp3 Definedsa4 Defined Start the...
Which Windows drivers support RTS toggle?
Category: Configuration
Solution:The latest Windows NT, Windows 2000, Windows Server 2003, and Windows XP drivers for various products added support for RTS Toggle. To see whether or not your particular product/OS version is capable of RTS toggle, please refer to the drive...
How to determine if you have a PortServer TS 2/4 or PortServer TS 2/4 MEI when the unit is at a remote site
Category: Miscellaneous
Symptom:When the PortServer TS 2/4 is at a remote site, how do you determine whether it is the PortServer TS 2/4 or PortServer TS 2/4 MEI model? Cause:The PortServer TS 2/4 comes in two versions.  One is 232-only and the other is MEI (Multi-E...
Installing RealPort Source RPM Driver in RedHat Linux
Category: Installation
Installation process for installing RealPort in RedHat Be sure there are no existing RealPort drivers installed on the system. If so, please remove prior to installing newer versions: 1. Kill all processes running on the ports including gettys. ...
How Do I Reset The PortServer TS and Digi One RealPort to Factory Defaults
Category: Configuration, Troubleshooting
To set the Portserver TS and Digi One RealPort to Factory Defaults you need to power cycle the unit while holding in the reset button. Continue holding in the reset button for about 60 seconds and then release. The unit should now be set back to F...
How do I find out what version of firmware I am running on my PortServer TS 2/4/8/16?
Category: Miscellaneous
There are several ways to check the firmware version on the PortServer TS products: From a web browser: Log into the PortServer TS via the web interface. The firmware version appears on the main information screen after you log in. It will be ...
Testing and Troubleshooting a PortServer Port
Category: Troubleshooting
1) Troubleshooting a PortMake sure you are using a cable built according to one of the diagrams found through the cable selector on the Digi Support page for your product/serial device combo. Telnet or log in to the Portserver and type set port...
SCO UnixWare RealPort FAQ
Category: Miscellaneous, Troubleshooting
How do I add more PortServer or Digi Ethernet units? If you are using and older version of the driver, there is no easy way to add in more PortServers, the driver must be completely reloaded. For the latest driver version, additional units can be add...
I have phantom serial ports in Windows. How can I remove them?
Category: Troubleshooting, Configuration, Miscellaneous, Installation, Hardware
The first step of removing the phantom ports is to remove all non-standard COM ports (remove any Multi-port serial adapters from the device manager). Most likely there are leftover entries in the registry. You can run regedit to remove the extra entr...
Windows Direct cable connection parameters
Category: Miscellaneous
To Configure the Digi product to act as a PPP interface for a Windows device. This configuration will allow the Digi device to emulate a Windows (98, NT, 2000, XP) Direct serial connect Server. To do this we will take advantage of the fact that PPP...
Package Requirements For Digi Driver Installation in Linux
Category: Installation, Troubleshooting
What are the package dependencies/requirements for installing Digi drivers? Digi Neo and ClassicBoard driver (dgnc): make, rpm-build, bash, gcc, glibc-devel, kernel-devel or kernel-source on older distributions, kernel-headers, ncurses-devel, per...
Console Management Configuration with PortServer TS/II and Digi One TS/RP Products
Category: Configuration
Most network devices such as routers, switches, and servers offer EIA-232 serial port(s) for management. Typically you would hook up a modem, dumb terminal, or PC running a terminal emulation program. The Digi ethernet based products offer access to ...
How to loopback test Portserver II, Portserver TS, Portserver TS MEI, or Digi One SP Device or Terminal Server products using Connect
Category: Troubleshooting
Loopback Testing on Device or Terminal Servers Using Connect 1. Plug the RJ-45 loopback plug into the serial port to be tested. A loopback plug is shipped with every Digi product.     2. From the Windows CMD or a Unix/Linux "ro...
Error Message DRP sent reset to node 1: inproper open response Appears on Console
Category: Troubleshooting
Symptom: When using RealPort following message displays on console: DRP sent reset to node 1: inproper open response. Solution: Verify that RealPort driver version is 3.0.1a or later, Verify that port is configured for RealProt on a PortServer...
What is the Non Operating (storage) temperature for Digi products?
Category: Configuration, Installation, Miscellaneous, Troubleshooting
Non Operating (Storage) Temperature is -40C to 80C (-40F to 150F) Non Operating (Storage) Humidity is 5 to 95% (non-condensing)
Configuring the Digi One and PortServer TS Products for Inbound PPP
Category: Configuration, Troubleshooting
  NOTE: Make sure you are running the latest firmware for the Digi product you have.  For the latest firmware go to the Digi Support page and select your product from the drop down list.  This will bring you to the latest firmware ver...
How to copy the Digi One Device Server and PortServer TS Configuration to a text file in Microsoft Windows  
Category: Configuration, Troubleshooting
  Product Requirements: Digi One Device Server       PortServer TS 2/4,8,16 1.   Open a web browser and enter the IP Address of the Digi One Device Server or PortServer TS in the   &nb...
Digi One TS and PortServer TS 2/4/8/16 Firmware Upgrade via the WebUI in a Microsoft Windows Operating System
Category: Configuration, Installation, Troubleshooting
  1.  Download the current firmware for your PortServer TS product.  This can be downloaded from the following link:      http://www.digi.com/support.  Select your PortServer TS product from the list and down...
Phantom Port Removal on Windows 2000
Category: Troubleshooting, Miscellaneous
  NOTE: This is a known issues reported in Microsoft Q271523 which states that when you remove or reinstall a multiport serial adapter, the COM port numbers are locked in the registry and not released for reuse so on a reinstall, the next avai...
Windows 2000 COM Ports are Not Reused and Continue to Increase in Starting Number (Phantom Ports issue)
Category: Troubleshooting, Installation
Symptom: After replacing or installing a new Digi board in Windows 2000, the com ports are not being reused, but now are starting at a much higher number.  How do I fix this?           &nbs...
TS 4 MEI Firmware
Category: Troubleshooting
The TS 4 MEI part number 50000836-02 D (New style, has a dip switch for each port. Must use firmware version J1 or greater. Back rev''''s of firmware will cause the device to flash 331.
New method for entering user diags.
Category: Troubleshooting
You power-cycle the unit, wait for the Diag/Power LED to start flashing, then press the ''''reset button'''' and the ''''v'''' key
Extra Carriage Return or Line Feed When Using PuTTY
Category: Configuration, Troubleshooting
Problem: When accessing a system console using a PortServer or Digi One product, two prompts are seen. Where is the extra CR/LF coming from? Cause: PuTTY settings for terminal emulation and sessions need to be adjusted. Solution: Verify the ...
SuSE 8.2 RealPort Installation Instructions
Category: Installation
Preparing for the Installation: In SuSE 8.2, we had to download and install the following kernel and kernel source: ftp.suse.com/pub/suse/i386/8.2/suse/i586/kernel-source-2.4.20.SuSE-62.i586.rpm ftp://ftp.suse.com/pub/suse/i386/8.2/suse/i586/k_d...
How do I resolve "prc_sync: script S85nis failed to complete" errors with Realport
Category: Configuration
The "prc_sync: script S85nis failed to complete in 120 seconds" error is generated due to a timing issue. What is happening is that the Realport daemon at /etc/rc2.d/S86realport (S86ncxa for older Realport versions) is trying to load before SCO''...
Error seen when inserting the Digi driver module similar to the following: /lib/modules/2.4.18-14/misc/dgxx.o: kernel-module version mismatch /lib/modules/2.4.18-14/misc/dgap.o was compiled for kernel version 2.4.18-14custom while this kernel version 2.4.18-14
Category: Installation, Troubleshooting
If there has not been "custom" kernel modifications done, you can remove the extraversion from the Makefile: cd /usr/src/linux-2.4.18-14 Edit the file called Makefile remove the "custom" extraversion and save changes. make mrproper make oldconfig ...
PPP Configuration With CHAP Authentication on PortServer TS/II and Digi One TS Units.
Category: Configuration
Chap authentication cpconf settings using 2 PortServer TS units.   In this example, a PPP link is configured with CHAP authentication on 2 PortServer units where the dial-out Portserver IP address is 192.168.1.10 and the dial-in PortServ...
Not Able to Use the Arrow, Function or Escape Keys When Using Connect With a PortServer/Digi One Unit (Also An Extra Carriage Return/Line Feed May Be Seen)
Category: Configuration, Troubleshooting
Telnet to the unit and login as root from a UNIX or DOS command line: telnet (ip_of_unit) A user will need to be added with the escape key settings changed (root cannot be used): #>  set user name=(username) Where (username) repr...
How to Configure a Linux System Serial Port for Console Management Using Grub.
Category: Configuration
The linux box won''''''''t have console turned on by default, you will need to spawn a getty at ttyS0 (the first serial port). Here is an example of the /etc/inittab file entry: 0:12345:respawn:/sbin/agetty 9600 ttyS0 Configure /etc/grub.conf: ...
The PortServer TS Unit Will Not Boot
Category: Troubleshooting
This procedure may help recover PortServers exhibiting 9-1-1, 5-1-1, or 2-2-5 power LED blink codes. Try recovering the unit by attaching a Dumb Terminal or a PC Hyperterminal connection to port 1 at 9600/8/1/none. Power on the PortServer TS unit,...
My Modbus/RTU application works with RealPort to a Digi One IAP(IA RealPort), but does not work to a TS2 or TS4.
Category: Troubleshooting
The difference is likely that the Digi One IAP defaults to optimize for low-latency and TS family defaults to through-put. Said another way, the Digi One IAP by default works harder to reply to RealPort within a few msec by sending more network packe...
How To Install the RealPort Source RPM Driver in Mandrake Linux
Category: Installation
Installation process for installing RealPort in RedHat Be sure there are no existing RealPort drivers installed on the system. If so, please remove prior to installing newer versions. Installation preparation in Linux: Log the installation: # ...
How To Install the RealPort Source RPM Driver in SuSE Linux
Category: Installation
Installation process for installing RealPort in RedHat Be sure there are no existing RealPort drivers installed on the system. If so, please remove prior to installing newer versions (rpm -e dgrp). Installation preparation in Linux: Log the...
EIA-232 Information
Category: Hardware
DTE vs DCE This is one of the most misunderstood areas of RS-232. DTE stands for Data Terminal Equipment, and DCE stands for Data Circuit-terminating Equipment or Data Communications Equipment. The DTE is typicall...
Recommended Custom Cable Vendors
Category: Miscellaneous
The Whyte Haus 260-484-5666 the.whytehaus@verizon.net Contact: Barb Whyte   Predator Grizzly Cable (503)292-7151 x 1101 CSP, Inc. 763-475-8346 mrannals@csp.com ...
Where can I locate Legacy drivers?
Category: Miscellaneous, Configuration, Hardware, Installation, Troubleshooting
Please visit the following page ftp://digiftp.digi.com/support_archive
I have a Modbus protocol enabled DS/TS connected to a serial modem. - Why is the error rate high? - Or why do normal Modbus functions work, but Vendor functions 60/61 not work?
Category: Troubleshooting
Mentioning the terms "Modbus" and "modem" togather should raise a red flag in your head. This applies to radio, satellite and even dialup modems. If the Digi TS/DS is attached directly to a serial slave by RS-232/485, then when the slave sends a 200...
- Does Digi support the Modbus 3.5 character timeout? - How does Digi determine Modbus End-of-Message?
Category: Troubleshooting
Short answer: Yes; (This discussion applies only to Digi TS/DS products with Modbus-protocol support enabled.) When Digi TS/DS send serial Modbus requests (or responses), there will never be gaps larger than 1.5 character between bytes. Of course mod...
- Why do some Modbus functions work, while others always timeout? - Does Digi support Modbus Vendor Defined Function codes like hex 40 (decimal 64)?
Category: Troubleshooting
First, be aware that many field devices take different amounts of time to respond to different Modbus functions. For example, a function 3 ''''''''Register Read'''''''' may see a response start in 30-40 msec (fast), while a function 16 ''''''''Regist...
How to set a Portserver TS or Digi One for low latency or throughput mode.
Category: Miscellaneous, Troubleshooting
What is the optimization setting used for on the Digi Terminal and Device server products? Optimization - This field determines how much bandwidth is used on the network. The available options: Latency - Allows fast access to time-sens...
Setting up a PortServer TS or Digi One TS to be able to both receive an incoming connection, and make an outgoing connection when data is present.
Category: Configuration
Setting up a PortServer TS or Digi One TS so that it can both Accept and Create Outgoing TCP Socket Connections without using Hardware Flow Control Using the following setup will allow you to use your PortServer TS or Digi One TS device to both make...
Discovering Digi devices under Windows XP Service Pack 2
Category: Configuration, Installation, Troubleshooting
Trouble discovering a Digi device using Windows XP with Service Pack 2?You will need to make sure that the Windows Firewall is disabled. By default it is enabled and will block the port that the discovery software uses to discover Digi. To disable th...
The difference between the raw service and a telnet service in our PortServer TS and Digi One products.
Category: Installation, Miscellaneous, Troubleshooting
  First let us start off with how Digi handles a raw service. When you communicate to the PortServer TS via a raw connection (to port 2101 for example or making an outbound auto connection with autoservice/service type set to raw), we will open...
What ports are used with the ADDP protocol?
Category: Configuration, Hardware, Installation, Troubleshooting
ADDP uses udp port 2362 and a mulicast ip address of 224.0.5.128. You will need to enable these on your firewall for the ADDP protocol to work for the device discovery utility.
How to install and use Wireshark (Ethereal) for Ethernet Packet Sniffing
Category: Installation, Miscellaneous, Troubleshooting
Wireshark Installation and Usage This document was put together to assist in the installation and usage of an Ethernet packet sniffing utility called Wireshark. To install Wireshark you will need to go to http://www.wireshark.org/download.html ...
How do I change the IP address of an already-installed Realport product in the Linux Realport driver? Editing the dgrp.backing.store file.
Category: Configuration, Miscellaneous
This solution comes in handy if you''''''''re migrating already installed Digi Terminal or Device Servers such as the Porserver TS line, Portserver II, Digi One, or Etherlite to a new network. Example: A Portserver TS16 at IP 10.4.107.4 is being mig...
Better management of Digi created serial printer devices in AIX 8 using a tty rather than lp device.
Category: Configuration, Miscellaneous, Troubleshooting
In order to point a created print queue at a tty device, you will need to perform the following steps: 1. Create a generic print queue in AIX for an unused port (This creates an lp device for that port) 2. Create a tty for a different port in the...
What is Digi International doing to comply with the RoHS requirements?
Category: Miscellaneous
Digi International is in the process of preparing to meet the RoHS requiements. For details, please visit this link:  http://www.digi.com/aboutus/environment.jsp  
When using RealPort, RTS Toggle does not work properly.
Category: Configuration
In order to get RTS Toggle to work with the RealPort driver you will have to edit your system''''s registry (regedit.exe). Please make a back up of your registry prior to making any changes. Here are the instruction...
How can I make a cable to attach a terminal with a DEC MMJ6 to a Digi RJ-45 connector?
Category: Hardware, Miscellaneous
Here is the pinout to attach a terminal or other DTE device to a Digi product which has RJ-45 connectors: DEC Digi MMJ6 8-wire RJ45 ------------------------------------ DSR 1 ------------------ 8 DTR R...
I only see an option to update the firmware and not the POST image in the web interface. How do I update the POST image?
Category: Hardware, Miscellaneous, Troubleshooting
In earlier versions of firmware, the ability to upgrade POST via the Web UI had not yet been added. In order to upgrade POST firmware on units which fall into this category, you will need to load it from a tftp server. Setting up the tftp server:...
How do I find the serial number on my Product?
Category: Miscellaneous, Troubleshooting
That depends on the type of product. With most type of PCI cards the serial number will be on a bar coded sticker on the back (i.e. S/N:(S) V81953990, etc). Sometimes, these card will have expansion modules attached to them (black boxes with addition...
What is Inter-Character Delay aka Idletime?
Category: Configuration, Miscellaneous, Troubleshooting
What is Inter-Character Delay aka Idletime? You can find the inter-character delay option for most of our terminal products in our Web UI under advanced serial options. If you cannot find it there, try logging in via the command line interface ...
Digi Device Discovery Tool Shows Unit as Misconfigured'
Category: Configuration, Installation, Miscellaneous, Troubleshooting
Digi Device Discovery Tool Shows Unit as Misconfigured The Digi Device Discovery Tool will figure out what it believes to be your Network Adapters IP Address and Submask, and if a Digi Unit on the network reports back with an IP address that does no...
Modbus TCP (Master) to Modbus RTU (Slave) Setup
Category: Configuration, Installation, Miscellaneous, Troubleshooting
Modbus TCP (Master) to Modbus RTU (Slave) Setup This article is meant for use with the Digi One IAP (and other Port Server Devices that support IA protocols) firmware version E and later. This article is also meant as a complimentary guide to 900006...
How to Run An Industrial Automation Trace on A Digi Device or Terminal Server Using PuTTY
Category: Troubleshooting, Miscellaneous
This article is meant as a step-by-step guide for procuring an Industrial Automation trace on your Digi device or terminal server using the PuTTY telnet client. This will often be one of the pieces of information Tech Support will ask for when troubl...
When I use Putty to connect to my Digi port, pressing Return or Enter produces two carriage returns instead of one.
Category: Troubleshooting
When using Putty, you will need to change the configuration as follows: In the Connection, Telnet configuration panel deselect the check box for "Return key sends telnet New Line instead of ^M"
When installing a Digi driver in SuSE Linux with 2.6.x kernels, a tainted kernel message is seen.
Category: Installation, Troubleshooting
As an extension to the mainline kernel, modules can be tagged as supported (directly by SUSE, or indirectly by a third party) or unsupported. Modules which are known to be flakey or for which SUSE does not have the necessary expertise are marked as u...
Transparent printing in SCO OpenServer hangs and ditty does not set the off string properly.
Category: Configuration, Troubleshooting
This is due to two different Digi drivers being installed on the same system. If RealPort and MPI drivers are installed, be sure to use the appropriate ditty binary. The RealPort ditty binary is located in /etc/drp. The syntax is as follows: ...
Troubleshooting Port Connectivity Issues and Resource Temporarily Unavailble errors with Digi PortServer and Digi One Products using Linux RealPort.
Category: Troubleshooting
Review the port settings. Telnet to the IP address of the unit and login as root: #> set port ra=* Any port that is going to have a RealPort device attached, should have: dev - Needs to be set to rp or prn.auto - Needs to be set to off NOTE:...
When using the Solaris print spooler the print job spools and goes away however, nothing prints.
Category: Configuration, Troubleshooting
Solaris print spoolers require DCD (Data Carrier Detect). If an 8 or less wire cable is being used, try forcing DCD from the Solaris root prompt: ditty forcedcd /dev/dty/x###s This needs to be re-run on reboots, create a file called "/etc/rc2....
What are the package requirements for installing the RealPort driver in SuSE 64 bit and Intel systems?
Category: Installation, Troubleshooting
The following packages are required for successful installation of RealPort on SuSE 64 bit/Intel systems: 1. gcc 2. gcc-64bit 3. gcc-c++ 4. gcc-g77-64bit 5. gcc-info 6. gcc-locale 7. gcc-objc 8. gcc-objc-64bit 9. kernel sources ...
MODPOST and module errors are seen when compiling the Digi driver with a new kernel on SuSE.
Category: Installation, Troubleshooting
Before SUSE''''''''s kernel sources are usable, you must issue the following commands: cd /usr/src/linux-2.6.8-24.14 make cloneconfig && make modules_prepare Otherwise kernel sources are not usable for building modules for your running kerne...
A solution to transparent printing using cups in Linux. Problem description: Performing transparent, pass-through printing to a printer hanging off a dumb serial terminal. When a user is logged in or agetty is running, cups sees the serial line as busy and won''t print.
Category: Configuration, Troubleshooting
Create a named pipe, which provides a printer "device" to receive the cups print jobs on one side of the pipe while allowing you to successfully cat the output to the serial device, even when the terminal is in use or agetty is running on it. Firs...
How do I configure my (ditty-rp) port settings to stay after rebooting when using RealPort in Linux.
Category: Configuration, Troubleshooting
In Linux the ditty settings are "sticky" until overwritten or the system is rebooted. For port configuration on the Linux host, there is a file you can create to issue the ditty commands at startup. Simply create and add your ditty commands to...
The end of my print jobs are being cut-off and never print the end of the document.
Category: Configuration, Troubleshooting
This behavior is due to the spooler closing the connection prior to the port buffer draining. The following command can be used to hold the port open so all of the data prints: # cat /dev/null & Where ttyx## represents the actual tty ...
How can I remotely manage dumb terminals attached to Digi Ethernet devices?
Category: Configuration, Miscellaneous
If you are using the network-enabled Digi products, they actually have some ability to monitor data directly, and other options may be available in addition to these suggestions. Some tools that are available if you want to implement your own so...
How do I configure the PortServer (II, TS), and Digi One units to automatically telnet to my host when the user presses a key on the terminal.
Category: Configuration, Installation
You can configure the PortServer/Digi One units to automatically connect to a host system when there is activity on a serial port. Once an IP address is assigned to the unit, you will then be able to telnet to the unit in order to configure it. T...
There is a very long delay seeing the login prompt in Solaris and UnixWare.
Category: Configuration, Troubleshooting
Customers have reported problems with ttymon handling a large amount of ports. Reportedly, adding more ttymons and only assigning 2 or 3 ports per ttymon relieves the symptoms.
Sample PERL scripts for managing PortServer TS units without user interaction.
Category: Configuration, Miscellaneous
Perl scripts can be used to perform tasks on the PortServer TS units without the need for user interaction. Such scripts can be configured to execute automatically in the evening/off hours on various operating systems. To install the Net::Telnet mo...
When installing a driver in Red Hat AS 2.1, there is a rhconfig.h error seen.
Category: Installation, Troubleshooting
This problem is related to Red Hat''''''''s Update 3 of RedHat AS 2.1. Customers have reported that updating the system to Red Hat''''''''s Update 4 or higher, allowed them to install the driver without the rhconfig.h error.
How do I configure my CUPS printers for hardware flow control instead of the default software flow control?
Category: Configuration, Troubleshooting
Change the printer configuration (/etc/cups/printers.conf) file to reflect hardware flow control. Here is an example: DeviceURI serial:/dev/ttyx##?baud=9600+size=8+parity=none+flow=hard
I am unable to install the driver directly from the CD, is there another method to install the driver?
Category: Installation, Troubleshooting
Yes. If you copy the .bin file from the CD onto your UNIX server, copy it to a volume name that SCO''''''''s custom utility will recognize as an installation image: # cp 40001044_P.bin VOL.000.000 That''''''''s "vee oh el" all the rest are ze...
Valid options for use with the ADDP command line utility that is installed with DPA Remote in Linux
Category: Configuration, Miscellaneous
Here is a list of valid options for discovering Digi Ethernet devices: -a IP address -s Subnet mask -g Gateway -d DHCP -Q Query all devices -q query a specific MAC Address (requires -m) -C return a list of available country codes (Wireless o...
When logging into an attached terminal, the session is returned back to a login within 30 seconds or before the password is entered.
Category: Configuration, Troubleshooting
Be sure to use the -L flag for agetty entries in the /etc/inittab file. This flag ignores DCD (carrier), in the event it is not wired on the cable.
How do I send a break to a SUN SPARC system using connect or a menu on the Digi One and PortServer units?
Category: Configuration
The following example show how to send a break by using the connect command from the Digi One/PortServer prompt. The connectesc setting for the user is set to @ for this particular user. Telnet to the unit and login: login: username The followi...
Why do the Digi One/PortServer units log off users randomly or present a login prompt for the Digi unit instead of my host?
Category: Configuration, Troubleshooting
If you are using the RealPort driver on your host server. Make sure the device setting on the Digi One/PortServer unit is set to prn. This can be checked by telnetting to the unit and logging in as root: #> set ports range=* To set the port ...
What does the RealPort WAN link setting do?
Category: Configuration, Troubleshooting
The WAN link setting limits the amount of data sent per second from the RealPort driver to the Digi Ethernet device. When fabricating packets in the driver to send to the Digi unit, ep a running count is kept of how much data to send, along with...
How do I configure the ports on my Digi One/PortServer product for binary data?
Category: Configuration, Troubleshooting
Configure the port for binary (raw) mode. This can be done by telnetting to the unit and logging in as root. Here is an example for port one: #> set port range=1 bin=on #> kill tty=1 Then use the raw 2100 socket instead of the 2000 tel...
After attempting a POST or firmware upgrade on my Digi One or PortServer TS unit, it no longer boots and flashes a 9-1-1 LED pattern. How do I recover the unit?
Category: Troubleshooting
First, be sure to obtain the correct POST and firmware images for the Digi web site. You will require the part number (including the revision letter) from the sticker located underneath the unit. Next, directly connect a terminal or PC port (using H...
How do I perform automated tasks on Digi device and terminal server units automatically without user intervention?
Category: Configuration, Miscellaneous
Expect scripts work well for performing automated tasks without the need to learn shell scripting or the need for user input (such as, username and password). Expect is available for download for a variety of operating system flavors from: Expec...
An error is seen when installing the Digi driver in SuSE Linux: (drivername) conflicts with file from package aaa_dir-2002.3.13-3
Category: Installation, Troubleshooting
This seems to be due to issues with the package management database. An article found on the internet recommends the following solution: # rpm -i --replacefiles /usr/src/packages/i386/(drivername).rpm
I am seeing random characters or garbage on the screen using SCO OpenServer 5. This is only seen within our Application.
Category: Configuration, Troubleshooting
Certain applications that are more graphical may show these symptoms. Try deactivating the fastcook setting on the affected port(s): # ditty printer -fastcook /dev/ttyx## Then see if this resolves the random characters with the application. If ...
When configuring an Ethernet device using the RealPort driver in Linux, there is an error indicating that it is unable to register the node.
Category: Installation, Troubleshooting
This is commonly seen after a kernel upgrade has taken place that requires a newer compiler. Run these two commands for analysis: cat /proc/version gcc --version The reported version numbers for the kernel used and the gcc compiler on your system ...
Error seen when initializing the driver in Linux : kernel-module version mismatch /lib/modules/(VER)/misc/dgxx.o was compiled for kernel version (VER)custom while this kernel is version (VER)
Category: Installation, Troubleshooting
This error indicates that modifications have been made to the kernel adding the "custom" extraversion. Here are the steps to remove the "custom" extraversion: # cd /usr/src/linux # make clean # vi Makefile You do not have to use "vi", simply u...
How To Configure and Use a Basic Menu on Digi One/PortServer products.
Category: Configuration
By andding and configuring a specific user (other than root), a menu can be assigned allowing user easy access to ports or servers. The menu can be configured for outbound network users and/or inbound remote users (modem dialin). Exiting the connecti...
How to upgrade the firmware on PortServer TS and Digi One units using TFTP and a UNIX host.
Category: Configuration
From Host Server: If the host system does not already have tftp activated, do the following: # mkdir /tftpboot# chmod 777 /tftpboot Move the firmware image file to the /tftpboot directory. # chmod 666 [tftp_boot_file] This sets the file to hav...
When I try to tip to a port, I see the following error: tip: /dev/term/x: Permission denied all ports busy
Category: Miscellaneous, Troubleshooting
This message is typically seen if another process is running on the port. Confirm your serial terminal settings to see if the port is locked by ttymon. The easiest way to check this is via admintool. Type "admintool" from the Solaris root prompt. ...
How do I install the drivers in SCO OpenServer Legend version 6.0?
Category: Installation
Since, SCO OpenServer 6.0 is based on an UnixWare kernel, the pkgadd command will need to be used to install drivers: # pkgadd -d (full_path)/driver_name For example, if the driver image resides in the root directory, the leading forward slash i...
General Programming Questions about Realport
Category: Miscellaneous, Troubleshooting
General Programming Considerations for the Realport Driver   This article is intended for programmers who have questions about using the Realport drivers in a Windows 2000/XP/2003 environment. Q: How come I can't open a ...
Steps to Install DPA Remote in Solaris
Category: Installation
PACKAGE INSTALLATION AND REMOVAL INSTRUCTIONSDownload the latest driver from Digi''''''''s web site. Rename the downloaded file to contain the capital letter .Z extension: # mv /full_path>/40002191_e.pkg.z //40002191_e.pkg.Z# uncompress //400021...
In Solaris, catting a file to the printer device works however, when using the print spooler the print job spools, disappears and nothing prints on the printer.
Category: None
Solaris print spoolers require DCD to be asserted on the port. This is commonly seen when DCD is not wired on the cable (3 to 8 wire connections). To force carrier on the port without wiring it, simply issue the following command from the Solaris roo...
The /etc/inittab file is not keeping the changes for the Digi ports
Category: Configuration, Troubleshooting
The drpadmin calls the /etc/conf/bin/idmkinit program in SCO. This is the same call when rebuilding the kernel, and it asks whether you "Would like the environment rebuilt". This will remove the current /etc/inittab file, and rebuild it from the fi...
Upon boot up of a Linux host using RealPort, the following errors are seen: agetty /dev/ttynx## cannot open as standard input Resource temporarily unavailable init: Id "XX##" respawning too fast: disabled for 5 minute
Category: None
This is an indication that the getty is trying to start before the actual ports have been initialized on the network. Try adding a sleep a "sleep 10" in the /etc/rc.d/init.d/dgrp_daemon file. Add the sleep command at the 3rd line from the bottom: ...
How to decrease latency when using the RealPort driver in Linux
Category: Configuration, Miscellaneous
Typically latency seen communicating with the serial ports when using RealPort in Linux can be further decreased by tuning the edelay port setting. The edelay setting is configured on a per port basis. This parameter changes the value we send to the...
MISSING ALL COM PORTS IN WINDOWS 2000
Category: Troubleshooting
  Make sure that the system has at least one of it''''''''s native serial ports enabled in the system BIOS. Failure to do this will prevent the Microsoft Serial Driver from loading. The Digi makes use of it and will not be able to load without ...
TROUBLESHOOTING TIPS WHEN SHARING A SERIAL PORT.
Category: Troubleshooting
INTRODUCTION Certain Digi Products (Portserver TS) have port sharing features where more than one computer can read and write data to a networked enabled serial port. This feature is available on the Digi TS product line. Typically this feature is ...
I''m trying to Console an IBM P520 server, why can''t I see login?
Category: Configuration, Troubleshooting
The IBM P520 has a default baud rate of 19200 on its console port. If you''''''''re not seeing a login when you console into it with a Digi product, please verify your Digi product is configured for a baud rate of 19200 baud.
Native mode printing: Ways to print to a PortServer from Unix, other than with RealPort
Category: Configuration, Troubleshooting
Hardware Flow Control is indicated whenever a printer is having buffer overruns, is losing sections of a file, or is having other problems which can''''''''t seem to be resolved. Most printers are simply more reliable under hardware flow control. ...
Omron software is timing out after running for 2 minutes.
Category: Configuration, Troubleshooting
You will need to have the device server''''''''s optimization mode set to latency. You can do this through the webui configuration/system setting. You will also need to enable Always Grant Port Open Requests, and Complete Write Requests Immediately u...
Reference Guide: Cable specifications for building serial cables
Category: Hardware
Cable Reference Guides: EIA-232 General Information EIA-232 Flow Control Primer EIA-232 Cables: DTE vs. DCE EIA-232 Signal Information EIA-232 Cable Specifications EIA-232 Cable Capacitance vs. Length of Run EIA-232 Signal/Pin Convers...
Closing IDLE Network Connections ( Configure Keep Alives)
Category: Configuration, Miscellaneous
How can i be sure that my Digi device will close the network connection to it's serial port after a network outage ? You can enable Keep Alives. They are explained below. This document explains the concept of the TCP keep alive. It will then expl...
Windows did not detect the Digi TS 1,3 , or IA modem durning installation.
Category: Configuration, Installation, Troubleshooting
You will need to manually install the modem through the control panel modem option. The modem file "mdmdgiam.inf" is located on the setup cd that shipped with the product, or it can be downloaded from the Digi website http://www.digi.com/support/prod...
I need my Digi Product to initialize my modem on an outgoing PPP connection.
Category: Configuration, Installation
You will need to do 3 things::1) Setup a script (setup with webUI) 2) Configure an outgoing connection (setup with webUI)*3) set the port to "mio" mode (setup with command line) *Instruction on #3 ...
After running the Device Setup Wizard on my Windows XP/2003/Windows 7 and Server 2008 host computer, I'm getting the error "Failed to Save Configuration".
Category: Configuration, Installation, Miscellaneous, Troubleshooting
After running the Device Setup Wizard on my Windows XP/2003/ Windows 7 and Server 2008 host computer, I'm getting the error "Failed to Save Configuration".   When using the setup wizard you must make sure that your host computer NIC is on the...
Configuring two Digi Devices for the Serial Bridging profile seems to cause communications to never fully establish.
Category: Configuration, Troubleshooting
Configuring two Digi Devices for the Serial Bridging profile seems to cause communications to never fully establish. When you configure two Digi Devices for the Serial Bridging profile they will ...
How do I send a break from a telnet session?
Category: Troubleshooting
To send a break to a serially attached device, you will telnet to the PortServer/Digi One device port: telnet (IP_of_Digi_unit) 2001 Where 2001 represents the port number 1, use 2016 for port 16, etc... Once connected issue  <CTRL> ]...
When trying to connect to a port a "Connection refused" error is seen
Category: Configuration
Telnet to the Digi device/terminal server and  login as root.  Change the "dev" setting to "prn" #>  set port range= dev=prn A reboot of the Digi unit should be done when changing this setting:   #>  boo...
Digi Product Notice: Resetting Optimization Default to "Latency" on the PortServer TS HCC MEI
Category: Configuration, Troubleshooting
Digi model numbers:70002038 - 1 port70002039 - 2 port70002040 - 4 port Firmware version:S Summary:For this product family, the intended default for the optimization setting is "latency". After initiating a hardware factory reset (by holding down ...
Device Discovery Troubleshooting Tips
Category: Installation, Troubleshooting
INTRODUCTION This 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, WiEM, WiSP -S modules running Plug n' Play firmware...
Can I install the Realport drivers from the command line?
Category: Configuration, Installation
INTRODUCTIONYes. 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.
Use of content from Digi manuals
Category: Miscellaneous
Content from Digi manuals may be used by our OEM customers in their own documentation subject to the following conditions: Clearly state: "Parts of this manual are used by permission of Digi, Inc." Submit a copy of the...
The Digi Discovery Tool times out when trying to assign an IP address to a device, and returns a message Code -2.
Category: Configuration, Miscellaneous, Troubleshooting
We have seen this on a HP switch, model ProCurve 4104gl, but is most likely relevant on other appliances: In HP's Best Practices in setting up your switch, HP has you enter in the command "no ip icmp unreachable". This will cause the ADDP protocol th...
Using ssh with public keys to the PortServer TS
Category: Configuration
Using ssh with public keys to the PortServer TS PuTTYgen: Open PuttyGen Check ?SSH-2 DSA? if TS Generate the key in PuTTYgen. Do not put in a passphrase Cut & Paste the Public key to "notepad" as displayed in the PuTTYgen window (do n...
Serial Cable Pin Outs for DIN Connector on HP9000 Servers
Category: Hardware, Miscellaneous
DIN connector front view 2 1 4 __ 3 6 || 5 ^ | | KEY DIN Connector Digi RJ45 (8-pin) 3 4 4 ...
PortServer TS and Digi One Product POST and Firmware Ugrade Procedure
Category: Configuration, Miscellaneous
The easiest method for upgrading the firmware is by using the HTTP method from the Web configuration. It is very important to confirm the POST image version is current prior to updating the firmware image! The current POST and firmware versions ...
Respawn Errors Seen When Rebooting Linux RealPort Server
Category: Configuration, Troubleshooting
Adding "sleep 10" towards the end of the /etc/init.d/dgrp_daemon file will help to prevent the RealPort daemons from starting ahead of /etc/inittab.
Transparent Printing Causes the Port to Lock Up in SCO OpenServer 5.x
Category: Configuration, Miscellaneous, Troubleshooting
Deactivate the fastcook setting on the tty port to resolve this behavior: # ditty -fastcook ttyx## Where ttyx## represents the actual tty device. This setting may be added to a start up script (such as: /etc/rc.d/8/userdef) to configure the set...
Configuring a Serial Tunnel or Bridge with Digi PortServer and Digi One Products Using the Command Line Interface
Category: Configuration
First determine which unit will be establishing the connection. Here is an example configuration for port 16 on a remote PortServer unit. The following commands are issued from the root prompt of the Digi unit: #> set port range=# dev=term auto=o...
LPD remote printing configuration with UNIX
Category: Configuration
The Digi unit should have the serial port profile of "printer". Also, the lpd service should be activated (under Network -> Network Service Settings). Here is the information for lpd configurations and the appropriate remote printer names used i...
When using RealPort in Linux, the device permission settings applied with dgrp_gui or dgrp_cfg_node do not stay after rebooting
Category: Configuration, Troubleshooting
Most newer Linux distribution versions and kernels now use UDEV for device creation. When using UDEV all permissions are now set by UDEV, the driver dgrp_gui/dgrp_cfg_node permission settings no longer control these settings on newer kernels/distribu...
Installing/compiling the RealPort driver using the source RPM in Debian Linux
Category: Installation
After downloading the most recent driver release from the Digi web site, issue the following commands from the Linux root prompt, where (arch) represents the architecture (i.e.: i386, x86_64) and (ver) represents the driver version: # script # rpmb...
Is it possible to have the tty start at 01 instead of 00 for port 1 when using Linux RealPort?
Category: Configuration, Miscellaneous
Port names can be changed to start at 01 (i.e. ttya01) instead of 00 (i.e. ttya00) on systems running udevd by modifying the UDEV rules: Edit "/usr/bin/dgrp_udev" and find this line: TMPPORT=`echo $STRING1 | /bin/awk '{print $4}'` And add ...
Configuring a Printer Using CUPS in Linux
Category: Configuration
Configuring your RealPort printers with CUPS in Red Hat. Here are the steps taken for configuring a printer: Point the web browser to http://localhost:631 Select [Add Printer] Fill in the name, location and description. Select the "Seria...
On some versions of SCO OpenServer a problem is seen logging into terminals where getty is flushing data after the Login: prompt.
Category: Configuration, Installation, Troubleshooting
Try adding -n to the getty entry: From the man page: -n Disables the keyboard flush delay for reliably connected serial lines. Without this option, getty discards input for a short time (about 1 second) after displaying its prompt. This is to avo...
Installing the RealPort driver in Ubuntu Linux
Category: Installation
The latest source rpm driver candidate supporting the latest kernels is available for download from: RealPort source rpm driver download Make certain the rpm, alien, kernel-headers and the libncurses5-devel packages are installed on the system...
Does Digi offer products capable of 9 bit character serial communication?
Category: Miscellaneous
Digi products currently only support 5, 6, 7 and 8 bit characters for serial data.
How do I configure getty in newer versions of Ubuntu?
Category: Configuration
Newer versions of Ubuntu no longer use the /etc/inittab file for configuing getty. A new method is now used called upstart. This requires a file be created in /etc/event.d with the name of the tty device. Here is a basic example of the contents of /...
How do I configure getty in newer versions of Fedora?
Category: Configuration
Newer versions of Fedora Linux no longer use the /etc/inittab file for configuing getty. A new method is now used called upstart. This requires a file be created in /etc/event.d with the name of the tty device. Here is a basic example of the content...
A dgrp_net_ops.o error is seen when compiling the dgrp Linux RealPort driver
Category: Miscellaneous, Troubleshooting
An error is seen similar to the following when compiling the RealPort driver in Linux: dgrp_net_ops.c:1229: error: dereferencing pointer to incomplete type make[3]: *** [/usr/src/.../BUILD/dgrp-1.9/driver/dgrp_net_ops.o] Error 1 make[2]: *** [_m...
How I can enable the RTS Toggle feature in Linux RealPort?
Category: Configuration
Issue the following command from the root prompt: # ditty-rp rtstoggle ttyx## Where ttyx## represents that actual tty ID.
Getty respawning errors are seen when rebooting the Linux server
Category: Configuration, Troubleshooting
In some cases it may take some time for the ports to fully initialize on start up, depending on the network initialization/WAN speeds, etc... As a result, the inittab file is read prior to the ports being fully initialized. To add time for the ports...
Printer configuration with AIX RealPort
Category: Configuration
The AIX server: # smit printer Select the following menu items: Printer/Plotter Devices Add Printer/Plotter osp Other serial printer rs232 Select appropriate sa device Fill in the options to match the printer settings: PORT number ...
What are the maximum number of RealPort connections that can connect to a single PortServer TS or EtherLite unit?
Category: Hardware, Miscellaneous
A maximum of 20 RealPort host connections may be established with a single PortServer unit concurrently. The EtherLite 8, allows 6 connections, the EtherLite 16 and 32 port units will allow a maximum of 8 concurrent connections and the EtherLite 2 ...
Bluescreen when installing RealPort on a system running AVG Anti-virus, pointing to the ''avgtdix.sys'' file as the cause of the problem.
Category: Miscellaneous, Troubleshooting
Solution: Disable AVG from the system until RealPort is installed. How to Resolve: Open up Device Manager and uninstall any failed installs from the "Multi-port serial adapters" section, by right-clicking the device and clicking "Uninstall". ...
When I run the RealPort command line setup with various parameters such as setup /examine in Windows 7, Windows opens a second command session, executes the command and then closes the second session. This occurs even though I am logged in with admin rights.
Category: Configuration, Installation, Miscellaneous
Even though I have admin rights, Windows 7 opens the command prompt with non-admin rights. This is a change from previous versions of Windows. The commands run correctly if I open the command prompt with "Run as Administrator". To do this, I create...
I need to Telnet to my Digi network-connected product. Where do I get Telnet and how can I capture the output of my Telnet session?
Category: Configuration
Why Telnet to the CommandLine Interface (CLI)? While the Web User Interface (WebUI) of Digi network products is a convenient configuration interface, it typically only covers the most common options. The CLI on the other hand allows access to ...
What does OFC and IFC mean and how do I resolve it?
Category: Installation, Miscellaneous, Troubleshooting
OFC represents ouptut flow control. IFC represents input flow control. When either of these are shown high or solid it indicates that a buffer overflow has occured on either the attached device (OFC) or the Digi serial port (IFC). Cause: There is...
How to use ARP-Ping to assign an IP address to PortServer TS and Digi One products.
Category: Configuration, Installation
Without a DHCP server and the inability to discover the unit on your network, next the easiest way to set an IP address, is by using ARP-Ping:   An IP address can be configured by manually updating a server's ARP table and then pinging the Dig...
Steps for Updating the Linux RealPort Driver
Category: Configuration, Installation
We recommend installing the latest driver release from: http://www.digi.com/support/productdetail?pid=2247&type=drivers Update instructions:   cp /etc/dgrp.backing.store /etc/orig.dgrp.backing.store Turn off all getty processes in /etc...
Which Link Layer Protocols of the Internet Protocol Suite are Supported with PortServer TS Products?
Category: Miscellaneous
The following layers are supported currently: Layer 2 -- Ethernet and PPP Layer 3 --ARP, RARP, ICMP, IPV4 Layer 4 --TCP/UDP Layer 7 --BOOTP, DNS, DHCP, HTTP, RADIUS, rlogin, SSH, telnet TFTP
How to Create a SSL Tunnel Between Two PortServer TS Units
Category: Configuration
The following example shows the configuration of an SSL bridge  using port 4 on two PortServer TS units. To setup an encrypted serial tunnel using SSL between two PortServer TS units, first browse to the web interface of o...
How to find out the date code and manufacturing location information of Digi Products.
Category: Configuration, Hardware, Installation, Miscellaneous
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 these examples the 26th week of 2012. Thailand M...
RealPort Troubleshooting for Microsoft Windows
Category: Installation, Troubleshooting
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 Systems.  This KB article is intended to help ...
How do I configure a PortServer TS IP address directly from a serial port?
Category: Configuration
In some cases DHCP, ARP-Ping and Device Discovery tools are not feasible for assigning an IP address to these units. By default, all serial ports on these units will have the "terminal" profile configured.  This means a login prompt is being ...
How to Configure Modems With Digi PortServer and Digi One Products When Not Using the RealPort Driver.
Category: Configuration
Native Modem Configuration Modem Configuration requires familiarity with the specific modem being used. While the following procedure is sufficient for most cases, it may be necessary to take additional steps to properly configure your modem or ...
How to Install RealPort in Red Hat or CentOS 6
Category: Installation
First ensure the following package dependencies are installed on your system: make, rpm-build, bash, gcc, glibc-devel, kernel-devel, kernel-headers, ncurses-devel, perl, and tcsh. The kernel-devel and kernel-headers packages must match your run...
Do Any Digi Products Support Modbus Cry Out?
Category: Troubleshooting, Hardware, Configuration, Miscellaneous
Some Modbus serial slave devices have the ability to send a "cry out" which is an unsolicited event alert. This is not standard Modbus, and thus our industrial automation engine doesn't support it. Although this won't work in an industrial automat...
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