New answers tagged gnu-screen
0
I can reproduce this with this Dockerfile:
FROM centos:latest
RUN yum -y install screen && rm -rf /var/cache/yum
CMD screen -S session1 sleep 99999
when I run it with docker run <imageID> I get Must be connected to a terminal.
Screen needs a terminal (tty) to function. The solution is to add -tid to the run flags, from the help:
-d, --...
1
Does your user account eric have the permission to use /dev/ttyUSB0? To find out, please run ls -l /dev/ttyUSB0. The output might look like this:
$ ls -l /dev/ttyUSB0
crw-rw----+ 1 root dialout 166, 0 Jul 9 08:55 /dev/ttyUSB0
The characters at the left-most column are the file type and permissions information:
The first character is c, indicating a ...
0
I can't help with your PCMCIA issue, but I use Gnuscreen every day with cheap $0.90 USB/3.3 volt serial dongles under FreeBSD or Linux. The main issue is that your OS has a driver for them.
I find USB/serial dongles with the CP2102 and PL2303 chipsets work perfectly and recommend ones which have RTS, CTS, DTR, etc., available apart from the usual RX, Tx, 3....
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Note: RemoteCommand starts working with OpenSSH 7.6. In earlier version (ie current debian 9.9) the ssh client will stop working properly (at least with git pull).
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