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Questions tagged [serial]

The general purpose communication interface and related protocols. Specifically, a serial interface transfers one bit at a time ("in serial"), and complies with the RS-232 standard.

The general purpose communication interface and related protocols. Specifically, a serial interface transfers one bit at a time ("in serial"), and complies with the RS-232 standard.

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Snow Leopard Compatible Drivers for Moschip MCS7720 USB-to-Serial Controller

We are using Cables Unlimited USB-2925 USB-to-Dual-DB9 serial cables, which use the Moschip MCS7720 controller. We have downloaded the newest driver from http://www.moschip.com/mcs7720.php, but that driver was last updated in 2005. It does not seem…
Kristopher Johnson
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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, base_baud = 115200) is a 16550A [ 0.733604]…
fadedbee
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Redirect tty out to serial?

Im trying to debug an issue we are having with netbooting a RedHat box. The anaconda installer scribbles useful log data to the second virtual terminal (Ctrl-Alt-F2) but I would like to be able to see this without being there (Box is racked and…
James Bennet
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UltraSPARC Serial Port and Required Cable

I have two large SPARC machines and no monitor cable that plugs into them. So I'm trying to get a serial connection to them through null modem cables. However, there doesn't appear to be such ports on the back of these computers. I have taken…
yuguang
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persisting esxi /bootbank/boot.cfg across reboots

i have a serial console connected to my esxi 5.5 server. and the configs work fine for the pxe install. however, upon reboot my console no longer works: i believe i need to change the file /bootbank/boot.cfg to include: kernelopt=…
yee379
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Serial-Over-Lan with Dell R410. Invalid data field in request

It's a R410 with the latest BMC firmware. I can connect it from a MacBook. $ ipmitool -v -I lanplus -H 192.168.1.23 -U root user list Password: ID Name Callin Link Auth IPMI Msg Channel Priv Limit 2 root true true …
Cheng
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agetty is constantly terminated

I'm trying to set up serial console on CentOS 6.2. I've been able to get a login console, but if I try to enable grub and the kernel log showing on the serial port, grub keeps being terminated every few seconds. This is my current…
Ovesh
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Resetting root password on Fedora Core 3 - serial cable access only

A little background: We have an old rackmount server running a customised version of Fedora, manufactured by a company called Navaho. The server is a TeamCAT, running some proprietary rubbish called Freedom2. We have to keep it going - the…
Sensible Eddie
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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 into virtual machines running Windows 7 enterprise…
Mitchell Skurnik
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Windows 2008 login via serial cable

Does anyone know a way to connect to windows 2008 via serial cable? I mean that you will be able to login to the server properly (via terminal) and then you will be able to run a CLI application. I found out that there is a way for EMS mode…
mrdvlpr
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What serial cable do I need for a Cisco/Linksys SRW2024P?

Some idiot (one guess as to who) installed a Cisco/Linksys SRW2024P in a 2nd location and forgot to change the IP before doing so. Now it's on a new subnet and I need to control it via console port. I'm used to controlling Cisco gear through the…
morgant
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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: console=tty0 console=ttyS0,38400 If so, this isn't…
lamba2
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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 whatever pin layout you need). So the question is…
brianmathis
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Serial terminal servers that work with "serial-over-USB"

I've used serial terminal servers for a long time. Basically, these are devices that allow you to communicate with a serial (eg RS232/RS485/RS422) device over ethernet in various ways. Folks in this community may typically use these things as…
Angelo
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PPP / 3G modem not getting an IP: No network protocols running

Modem in use: SIM5310 connected to an ARM based board. root@cm-debian:~# uname -a Linux cm-debian 4.4.0-cm-t335-5.1-00030-gd350d89-dirty #29 SMP Sat Nov 4 19:18:48 PDT 2017 armv7l GNU/Linux I am initializing the chat using minicom for now and not…
Smokie
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