Questions tagged [administration]
Questions about Computer Administration
209
questions
0
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0
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30
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Share one of the main linux directories on server for all network clients
I'm trying to setup a network that I share /usr folder on my server and use it for all my clients so I don't need to update my /usr/lib for all clients every time and just updating server for all the ...
1
vote
1
answer
169
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leafnode fetchnews: received bogus greeting (498)
How do I run some sort of diagnostic to check the connection to an upstream leafnode NNTP server running on the same network?
thufir@arrakis:~$
thufir@arrakis:~$ telnet 192.168.1.7 119
Trying 192....
1
vote
2
answers
2k
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How to centrally administer Ubuntu servers [duplicate]
I'm curious as to whether there is a convenient way to push updates to multiple Ubuntu servers from a central location instead of remoting into each one individually and manually updating them. Bonus ...
0
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1
answer
232
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System Adminstration
I have lots of instructions for various things that tell me to choose the Administration function from my System menu. It doesn't exist. What should I do?
1
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0
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141
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How to prevent cached temporary files from being removed?
I have Ubuntu14.4 on my machine, and also have downloaded Android-SDK to program for Android. When I install some package in Android-SDK, it does three things: first it downloads the package into a ...
4
votes
3
answers
13k
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How should one name "admin" user?
The ubuntu has user "root" of unlimited privileges, apparently, it exists to not be used. The "admin" is already taken by something.
So, assuming the computer is not connected into any sort of ...
0
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1
answer
1k
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How to change shutdown/Suspend/ off the main panel in Ubuntu MATE 16.04
I want to log off and then shut-down my computer and those buttons are deprecated for me, I would like to change that Power button for log-out instead and the menu items too.
How can I achieve this ?,...
0
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1
answer
62
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How to create an admin account after my admin account got deleted
My admin account has been deleted.
This was because I had to use the dell recovery after a problem after one of the updates provided by Ubuntu.
Now I only have the guest account.
How do I go ...
7
votes
1
answer
10k
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How to uninstall all trackers (tracker-miner: fs, apps)
How can I uninstall this programs in Ubuntu 16.04? Permanently from being installed by updates.
2
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1
answer
497
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Can Shutdown/Suspend/ be taken off the main menu in Unity?
I tried to take a screenshot of the main manu power icon. My main goal is to have these actions on the login screen only, leaving the log out action as the mediator.
I'm currently using 16.04 64 bits
1
vote
1
answer
899
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How to make the TTY use my entire screen resolution
I've been using the TTY (CTRL + ALT + F1) and I need it to have full screen resolution. Is it the configuration for the Kernel or for SH I don't have any ideas.
5
votes
2
answers
11k
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Job for fail2ban.service failed because the control process exited with error code
I have installed fail2ban on my server (OS: Ubuntu 16.0.4 LTS). When I try to start it, I get the following error message:
Job for fail2ban.service failed because the control process exited with ...
18
votes
2
answers
74k
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Which is the process using apt-get lock? [duplicate]
I don't have any package installations running, yet I get the following error when I try to install a DEB package. I thought about rebooting the system but that could corrupt the database. And it has ...
3
votes
1
answer
7k
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How to factory reset /delete all users in ubuntu 14.04?
I am new to ubuntu. I purchased a laptop today which comes with Ubuntu preinstalled on it. On starting it asked me to create a user with a password. After logging in, I found that its specifications ...
0
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2
answers
65
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How do I install/uninstall software when I am not the administrator? [duplicate]
I bought a laptop from a guy who has reprogrammed it and is still the device administrator, which means I can not install or uninstall any software or programs and I have no control over my device.
0
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1
answer
115
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Linux Training courses [closed]
I am a fresh computer science graduate and I have been a Linux user for five years. I would say that my Linux skills are intermediate, Like I am very comfortable using the Command Line and carrying ...
1
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0
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2k
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12.04 - Cannot unlock user account although it is an admin account
I am having problems similar to these, but in this post no one managed to solve it.
How do I unlock system tools such as users and date and time
This issued is bothering me a lot, because it also ...
0
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1
answer
404
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Alternative to remote desktop, more a remote screen
I'm using an Ubuntu pc for spotify, autoplay cd's, mediaserver with pictures synced by dropbox, that kind of stuff.
In general it should be an automated pc which wont be monitored too often. It is ...
3
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0
answers
3k
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How to clone a user's settings [closed]
I have to set up a bunch of computers and a bunch of user accounts to set up on Ubuntu Gnome.
I'd like to set up a standard 'skel'eton as a base for new accounts. Here's what I've done so far.
...
7
votes
2
answers
8k
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dpkg -V , What does the output mean?
I ran DPKG Verify on all packges and got this output and I don't know what it means :
??5?????? c /etc/lightdm/lightdm-gtk-greeter.conf
??5?????? c /etc/default/chromium-browser
??5?????? /usr/...
0
votes
1
answer
45
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Add two root users during installation during installation + managing it - Ubuntu server
I would like to ask you all, that is it possible to enter some kind of script before entering the setup screen to be able to add 2 root users instantly.
I am at the beginning of creating 190 virtual ...
1
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2
answers
357
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Why does apt-get marks packages I dont want directly?
If I try to install metapackage apt-get install lubuntu-desktop and then see the output of apt-mark showmanual | grep lubuntu I see much more than just lubuntu-desktop:
lubuntu-artwork
lubuntu-core
...
1
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0
answers
759
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Change notification email subject - Nagios
Anyone can give an idea about, how can I change my Nagios email alert subject? I have google for sometime and every result says to change the command(notify-host-by-email) definition in commands.cfg ...
1
vote
1
answer
1k
views
User login directly into LXC container
Is it possible to setup host system so that some users will be immediately in corresponding LXC container after logging in?
6
votes
2
answers
4k
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Is there a numbering convention for xorg.conf.d files?
I have had to set up custom xorg.conf.d files on several boxes and one nagging question finally can't be ignored: Is there a numbering convention for these files? Does the number control load priority ...
0
votes
1
answer
85
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What is the best tool to manage several Ubuntu stations over network? [duplicate]
Wich are the options for Ubuntu Desktop management over network?
Not installation deployment over network. Management of more than 1000 Ubuntus desktop over network.
Something like Red Hat ...
42
votes
3
answers
16k
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Is it possible to enter password for sudo only once, and configure it to not require for password on other terminals?
I enter my first sudo command. I enter my password. For a while, I wont have to enter my password for subsequent sudo commands.
Now the question. I am someone who opens a lot of terminals. It would ...
3
votes
1
answer
852
views
How to create a file in a specific location for every user?
I'm running an Ubuntu LTSP setup at a school with about 60 unique users. Occasionally, we need to share a document, create a directory or place a config file in every user's account. Obviously, it's ...
4
votes
1
answer
9k
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Is there a simple web GUI for Apache that runs on Ubuntu?
Sadly, all the answers that Google turns up seem to be way out of date (Rapache for example no longer runs on Ubuntu it seems).
I'm running Ubuntu Server 14.04 (Trusty Tahr) with a Lubuntu interface, ...
0
votes
2
answers
60
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New program development - need help
I would like to develop a new program for Ubuntu that will
monitor the user's activity ,If user frequently uses a particular software "X" in certain time (like 8:00 A.M - 10:00 A.M ) ,when the time ...
3
votes
1
answer
2k
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As an administrator how to restrict users from Installing certain packages?
I want to know how does an administrator disable users/groups from downloading certain packages. For example, let it be the youtube-dl package which enables download YouTube videos, or let it be ...
1
vote
2
answers
1k
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How does the system admin gets the ethernet address of computers in the network?
I am very new to system administration. Have a doubt, how does the system admin gets the Ethernet address information of the computers in the network. Actually my doubt is how does he determine the ...
0
votes
2
answers
169
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Administrators can change passwords of other administrators
I seems that a user set as an "Administrator" can change passwords of not only "Standard" users, but also other administrators. Is there a way to make it so that administrators (there are multiple on ...
2
votes
2
answers
3k
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useradd doesn't allow the user to log on
On an Ubuntu 14.04.2 LTS the following command:
adduser fu
and then entering a password bar and just pressing Enter on all other questions, creates a user that allows me to log on and has the ...
5
votes
2
answers
5k
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Is there an SSH client which duplicates commands to multiple terminals?
I'd like to control several ssh connections from one terminal. For example, I would type ifconfig in the main terminal and all the other ssh connections would run ifconfig. That's what offered PuttyCM ...
3
votes
2
answers
6k
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Monitor RAM and CPU usage on Remote Server?
I want to monitor the CPU and RAM usage on my remote server and set up a notification system which notifies me when the RAM usage is high and automatically kill that process.
I tried the Nagios ...
1
vote
3
answers
2k
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How to hide administrator account or root in Login screen? [duplicate]
I used Ubuntu 12.04 and I want to only user account appear on the Login screen without guest and administrator account. My administrator account cannot view to everybody when their Login.
"greeter-...
1
vote
1
answer
219
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How to change permission to the users on ubuntu 12.04?
How to change permission to the users to restrict their accessibility? I want to cannot see or cannot access the System Files, Devices and Network in home folder? I used ubuntu 12.04
Thanks,
Jerrick
0
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1
answer
1k
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Lubuntu 14.10 won't update or shutdown
I started up my computer and used the terminal to check some network settings, but when I tried to turn it off again, a message shows up at the bottom of the shut down menu:
"GDBus.Error:org....
0
votes
1
answer
1k
views
Prevent standard users from seeing and running some apps
How to control just some apps to be available on other accounts, Not all of them?
65
votes
6
answers
20k
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What's a good back-up strategy for 1 desktop PC?
No, this is not a comparison of back-up tools, nor is it a solicitation on What to backup or Why and only a little bit about Where to backup and When to do it.
This is basically a strategy question: ...
0
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1
answer
2k
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How do I unlock system tools such as users and date and time
I'm using Ubuntu Server 14.04 with Gnome and suddenly I can't unlock system settings such as Users and time & date: the unlock icon is grayed out even though I'm an administrator and terminal ...
0
votes
1
answer
1k
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Mounting Extra Hard Disk in Ubuntu
I have bought a new 1TB hard disk and formatted in ext4 file system type and attached to my CPU(Already having a HD with Ubuntu installed). Following the answer given here, I tried mounting the ...
1
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0
answers
2k
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Application Whitelisting
How does an Ubuntu administrator implement application whitelisting?
For example, if I create a LAMP server and I only want SSH, Apache, MySQL and PHP to be able to execute. How can I prevent any ...
0
votes
1
answer
482
views
Can not Install on a Dell Latitude laptop --
The laptop always boots winXP and requests an Administrator password. I went into the setup where I attempted to reset all passwords and the start up order but the Admin password is still demanded. ...
3
votes
1
answer
189
views
Show all installed packages which are not dependencies
I would like to clean my fresh Xubuntu installation a bit. To do this I would like to print all installed packages that are not installed as dependencies. In other worlds I would like to list all ...
1
vote
1
answer
5k
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how to install and configure Glassfish 4
How do I install Glassfish 4.x and run it on port 80? While it's easy enough to download Glassfish and unzip it, should it go in a particular directory? Which user should start and stop the server?
...
3
votes
1
answer
683
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how to make scripts which will run on installation of apt package
I have created a bash script which will store some data into a mysql database. Then I have created deb file with that script and made it available for installation by creating local apt repository.
...
0
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1
answer
5k
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shutdown 5:30pm every day
for a five thirty pm shutdown, should I change this:
30 02 * * * /sbin/shutdown -h now
to:
30 17 * * * /sbin/shutdown -h now
see also:
Crontab Shut down command didn't work
3
votes
5
answers
33k
views
Ubuntu 14.04 Unknown Display
I have installed Ubuntu 14.04 in my machine(with Gigabyte motherboard), having an Acer 19" Monitor. Unfortunately its resolution not working properly. See the image.
This is my xrandr -q output.
But ...