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2
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1answer
108 views

Two port PCI serial card. One port can only set baud rate once

I have a new PCI serial card, being used on a Ubuntu 14.04 box. It's serial ports show up as /dev/ttyS4 and /dev/ttyS5. $ dmesg | grep ttyS [ 0.732690] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, ...
0
votes
0answers
62 views

Emulated COM port used in RDP session starts to glitch

Environment: VMWare Virtualized Server 2008 R2 Standard (application server). 15+ computers RDP to this application server to run our ERP software. Each of the local computers have a signature pad ...
0
votes
0answers
19 views

Debian as TCP-Server for Serial Port redirecting [duplicate]

I want to start a tcp listener on debian. One client should be able to connect and should get inputs of serial port in the tcp connection. And when the client sends data through the tcp socket the ...
0
votes
1answer
41 views

Is there a device with multi auxiliary (AUX) ports to configure multiple devices

Level: Beginner Sorry for the confusing title. I shall try to explain my best to explain my question. Question: Is there a networking device named X that has multiple AUX ports so that I can connect ...
0
votes
1answer
499 views

XenServer Guest PV - Serial Port RS232

Is there any way how to forward (passthrough) physical serial port to XenGuest PV system? I need to be able configure serial device with virtual server on XenServer 6.2. I’m looking for some like ...
2
votes
0answers
78 views

Create a symlink to a serial port

I have a software that outputs some info to a text file. Now I want to redirect that output to a serial port. The file name is hard coded in the software. So I decided to create a symlink to the ...
2
votes
0answers
137 views

Nohup SLEEP does not hold TTY port open

We recently upgraded from Centos 4.3 to 5.9 and have come across a perplexing condition with regard to a very few direct-character printers we use. Since the beginning of Unix we have placed a command ...
1
vote
1answer
122 views

Agetty terminating during login on serial connection

I'm trying to login to a server through the serial port using agetty. When I start agetty and open the serial connection, I see the login prompt but as soon as I enter the username (in my case root), ...
0
votes
1answer
40 views

minicom cmd not showing

I am using minicom in centos to try to connect to a cisco router. I did the configuration with minicom -s changed the serial port to the appropriate one /dev/ttyS1. Saved as dfl. and Exit. When ...
-1
votes
1answer
74 views

DB25 printers to pc [closed]

If computer has a single parallel port then how can I connect three paralel printers on this pc ? Print Server seems a solution but seems expensive.However these printers might be far away.Is there ...
0
votes
2answers
385 views

How to connect a Mac laptop to a server via the serial port?

I'm a applications guy trying to set up a Dell c6100 server that doesn't boot. We'll have physical access tomorrow. The box has a serial connector for console access. We'll have a MAC laptop. Are ...
0
votes
1answer
229 views

Getting VM on ESXi to use COM ports on local (thin?) client

Setup: WinXP VM on ESXi v4.1 infrastructure system, accessible via vSphere thick client and RDP WinXP client (i.e. my laptop) with a device connected to the serial port How do I get the VM to talk ...
1
vote
2answers
841 views

Powervault MD circular console cable

We have two Powervault MD SAS devices, the specific model eludes me as these are remote and not accessible to me and anyone on-site doesn't have the capability to locate a service tag/serial or model ...
1
vote
1answer
345 views

windows 2003 - why can't serial port be accessed remotely?

we have recently (foolishly) installed the updates on some of our servers, which have a bit of hardware attached via USB that presents itself as a serial (COM) port. The strange behaviour is that if ...
1
vote
0answers
645 views

How to redirect a Hyper-V COM port named pipe to a file?

I would like to redirect the serial port output on RedHat 5.7 to some recordable or reviewable medium. The normal way to do this on a physical machine is to add the console parameters to the kernel ...
1
vote
1answer
731 views

Windows 7 Print Spooler keeps serial ports locked also when stopped

I have a program (environment is Windows 7 Enterprise 32bit) that scans available serial ports to detect a specific device. But on many machines a printer driver is configured on one of the serial ...
0
votes
1answer
912 views

Debian Squeeze guest running under KVM, how to get serial?

I've just got it running on Ubuntu, have installed everything but the kitchen sink. Got virt-console, virt-manager, running debian Squeeze, everything works. But... I don't want to connect via vnc. ...
3
votes
1answer
3k views

RDP ts port redirection

I have 2 pairs of serial devices (a scale and a POS pin pad) hooked up to 2 pcs (4 serial devices in total) with windows xp embedded sp3 (x86) running RDC/rdp 6.0. I am using those machines to RDP ...
-1
votes
1answer
79 views

DTE & DCE advice

I am just wondering what the meain differences are between these two and do they need to have different clock rates. I am right in thinking that if I was linking two routers together via serial I ...
1
vote
2answers
3k views

Serial to ethernet cable: how to connect to device

How can I use a serial to ethernet cable to connect to a device: in my case a Hp ProCurve AP? A serial to USB or serial to serial would have been great but I found this serial to ethernet cable from ...
2
votes
1answer
392 views

Virtual COM port to TCP server?

I've got a project that there's no budget for. Basically I need to get a null modem connection set up between our phone systems(physical servers running Win2K8 32b) and our new reporting ...
1
vote
1answer
407 views

How do I stop Windows from sending random data to serial port on startup and shutdown? [closed]

I have an Epson DM-D110 display pole connected to COM1. When Windows XP starts up and shuts down, a small bit of random character data is sent to the display pole. Some times it's the fish symbol, ...
0
votes
1answer
386 views

Serial Port (COM1) becomes unresponsive

Originally I made a POS application using Excel/VB. Everything worked A-OK, especially the serial communication with the POS display pole. Here's an example of the code by which I had the ...
1
vote
3answers
1k views

juniper j2300 console connection?

I've been given a Juniper Networks J2300 router, but I've never used a juniper device before and no idea where to begin on how to connect to the console of the device. I have a serial to RJ45 cable ...
7
votes
1answer
1k views

Giving a new life to an old SPARC machine - boot and install related problems

My problem isn't one you encounter on a daily basis, yet I find interesting enough to share and ask for help. From the beginning: the academic scientific group I am a member of (we are focused on ...
2
votes
2answers
1k views

serial mouse detected on windows 2008 r2 server

I was hoping to find out how to stop windows 2008 server R2 64 bit from detecting a serial mouse on the com port. i know the boot.ini version with /noserialmouse....etc for earlier versions also i ...
0
votes
1answer
140 views

What's closing my port?

I've got some software that's running on Solaris 10 servers. We're using SunRays as the clients. The software uses the SunRay serial ports to communicate with some manufacturing equipment. At one ...
2
votes
1answer
895 views

How to fix customer display pole that displays garbage?

I have an Openbravo POS workstation with a customer display pole. The pole is VFD-860. When I click on the products on the Sales page of Openbravo, the display responds but displays garbage: When I ...
1
vote
3answers
14k views

Connecting to a serial port/COM1 in Windows 7

I have an external device (running a small Linux-based OS) that I need to log in to via the Windows 7 command line. The device is connected to COM1 with a USB-to-serial cable. How do I do this without ...
0
votes
1answer
343 views

Closing a session on a Perle IOLAN

I am connecting to a serial port using a Perle IOLAN DS1. I have noticed occasions when I have tried to log in and got an error message “line not available - press any key” which we think is due to ...
1
vote
1answer
916 views

Serial connection over a single USB cable (Windows to linux, or linux to linux)

I'm helping out with a project for an embedded device that only has USB and no serial. This device is running Linux. These days, when we need to connect to a serial port on a device we typically use ...
3
votes
2answers
2k views

Fedora14 serial console how-to needed

Has anyone ever got a serial console working in fedora 14 ? Is it as simple as adding to grub: serial --unit=0 --speed=38400 terminal --timeout=10 serial console and add to the kernel lines: ...
1
vote
1answer
143 views

Logging Serial port Data

Unless I'm missing something, there appears to be no simple way in *NIX to read from a serial port directly into a file I had imagined something as simple as cat /dev/ttyX > file but apparently ...
0
votes
1answer
2k views

Com port redirection from Windows 7 to Windows Server 2008 R2

We use "Copy file.prn to \tsclient\com1" to print from a TS session to a locally attached serial printer. This works fine from Windows XP, but when trying it from a Windows 7 client computer, we get ...
0
votes
1answer
330 views

Remote Linux Installation

i will try to install a Linux-System to a remote System where i dont have a Monitor or Keyboard. I can access the machine with ssh. I found following Document that describe a serial connection via ...
0
votes
2answers
515 views

how to remotely access a serial modem?

I have a serial modem connected to a computer running ubuntu. I can access it through ssh and modem is working great, I tested it using minicom. How can I make a remote connection to this modem for ...
3
votes
3answers
272 views

Recommended way to wire a serial port on a server?

I need to connect some Dell servers to a WTI TSM-40 serial port console. The serial console uses RJ45 connectors, and the Dells have DB9. I have DB9-RJ45 adapters (the ones you can customize with ...
1
vote
1answer
702 views

XP to XP link with SLIP over serial - No IP address on host computer side?

I'm trying to set up a SLIP link using a serial connection between two XP computers. This is to test some specialized communications hardware that only supports IP via SLIP. As a starting point, I'm ...
1
vote
1answer
2k views

how to connect to a switch connected to serial port

My computer and switch both are connected to network. I need to connect to the console port of switch via serial port on my computer. I am using ubuntu. How can I do that? How do I know whats the ...
0
votes
1answer
212 views

Where is the source code that implements the driver for /dev/ttyS0 serial port in Red Hat?

I am trying to debug a problem with a device attached to /dev/ttyS0 on a workstation running RHEL 5. Using my relatively basic Linux knowledge, I can not seem to figure out where to look for the ...
4
votes
2answers
493 views

Are serial-to-ethernet adapters interchangeable?

I need to get data from a serial device (a weather station) over our network where it'll be processed by a Unix host (using custom software). I was able to compile remserial which makes the remote ...
1
vote
2answers
10k views

Serial port forwarding over TCP/IP (linux server)

I am looking for a way to use a remote serial port on a linux machine over LAN. The machine is running ubuntu 10.04 and I have a arduino board connected to it, that I would like to be able to ...
0
votes
2answers
3k views

How do I connect to the serial console port os a Sunfire 280R?

We have a Sunfire 280R (old SPARC/Solaris server) that is refusing to come up after being relocated. We're trying to connect to the serial console port, but all we get is random gibberish on the ...
1
vote
2answers
909 views

VirtualBox serial port, limit of two?

Using VirtualBox, Is there a limit of two serial ports per VM? I'm currently engaging in a task that requires more than two, but less than or equal to four ports. I'm at a loss of what to do to get ...
2
votes
4answers
3k views

Remapping Linux serial port device names

I have a server running Debian Linux which has a built in serial port which is coming up as ttyS0. I have a plug in PCI card with two serial ports that are being registered with Linux as ttyS2 and ...
0
votes
1answer
264 views

Capturing XEN Dom0 logs on Debian lenny?

I have a Dell server with Xen 3.2 (from Debian Lenny) running a Debian Lenny dom0. Since I am facing unexpected reboot without any clue in the debian logs, I would like to capture the Xen dom0 logs. ...
0
votes
2answers
9k views

How to set up a serial connection to a Windows 7 computer

I need to set up a "dial in" connection to a Windows 7 (Ultimate) computer via a serial null-modem cable to be able to connect from a Windows XP client to that computer and exchange data over IP. ...
2
votes
2answers
414 views

How to power a serial port under linux?

I got a serial to ethernet device connected to a Serial (COM) port on a Linux machine (debian etch), I connected it correctly but it did not power up, I suppose I need to power the device port, anyone ...
1
vote
2answers
1k views

Get files from serial port SSH shell

My webserver networking is down. I can open a shell over SSH using serial port. I need to download 2 files (an sql dump and a backup of the entire website: aprox 3GB). To open the shell I must to ...
1
vote
3answers
216 views

Getting something out of an old Digi ST-1032

I'm trying to update a setup of a shipping and packaging unit, that makes use of two Digi ST-1032 'Terminal Server' units. I find it a strange name for the devices, but pre-the-nineties it apparently ...