Questions about Computer Administration

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32
votes
9answers
24k views

How can I make shutdown not require admin password?

If more than one person is logged in on my computer, Ubuntu requires super user authentication when shutting down the computer. How can I make it so that any user can shutdown the computer without ...
38
votes
5answers
37k views

How are administrators supposed to read root's mail?

What is the Ubuntu way for system administrators to receive system notifications, which typically take the form of e-mail sent to the root account? Examples of such notifications are the output of ...
8
votes
2answers
5k views

I unexpetedly deleted administrator account and the other accounts are asking root password

I unexpectedly deleted my user account (the only administrator for the machine). I have another account which is standard account now i cant access my hard disk or anything with that standard account ...
15
votes
3answers
581 views

Which logs should I pay attention to?

There are many logs in /var/log/ For a standard home installation, which ones should I be checking regularly?
26
votes
7answers
8k views

See computer's uptime and history

I was wondering if it is at all possible to find out when the computer was switched on, what files where accessed what folders were opened, what programs run and when the computer was resumed and put ...
3
votes
1answer
6k views

How can I regain admin privileges?

I'm very new to Linux so I don't understand a lot of the terms you guys use. I need a basic answer on why I keep getting admin group does not exist. I accidentally changed my initial account from ...
8
votes
3answers
589 views

Remote administration of a server?

I'm going to install a ubuntu server to provide email, ftp and maybe webserver services too. I dont want to install a gui for the server, but I'd like to administrate it remotely. I was thinking in ...
4
votes
1answer
11k views

Downloading and Installing Latest Version of KILE

In the TeX - LaTeX group of Stack Exchange, I posed a question about the versions of TeXLive under Ubuntu. As I have installed the latest version of TeXLive under Ubuntu, I want to be able to use it ...
0
votes
3answers
12k views

Is it possible to install Ubuntu through network?

I would like to install Ubuntu for almost 120 users. But it's very difficult in using USB and drives. please suggest ....
7
votes
2answers
4k views

How can I set a global timeout for the screensaver?

I am trying to to set a global screensaver and blanking idle timout (with screen locking) that will affect all new user accounts. I noticed that gnome-screensaver in 12.04 when configured by a user, ...
0
votes
3answers
776 views

Shell Scripting for Linux Server Administration

I recently started learning Linux(Ubuntu), and i'm aware that Linux has it's own form of language i.e Shell Scripting. What i'll like to know is that is this language enough to administer a Linux ...
17
votes
1answer
50k views

How do I add a network printer in Ubuntu 12.04?

I know the name and the IP address of a network printer, but I can't seem to be able to search by IP address or name. Ubuntu developers love to move things around to make it difficult for users, so ...
8
votes
2answers
41k views

How to give nopasswd access to multiple commands via sudoers?

Below is what I know: I have to add this below line in sudoers file to give rights to the user for particular task. user_name ALL=NOPASSWD: /usr/bin/apt-get install In this case I want to give ...
7
votes
2answers
11k views

What server control panels are available for Ubuntu Server?

As a dedicated Ubuntu server or as a VPS, I am looking for a web control panel, something like cPanel which is something like a web administrator for a server. I have not used any on Linux since I do ...
5
votes
4answers
15k views

Deleted Myself from Admin Group - Now Getting Error usermod: cannot lock /etc/passwd; try again later [duplicate]

Possible Duplicate: Cannot lock '/etc/group' in recovery mode I have a laptop with Ubuntu 11.10 that is shared between myself and two other family members. My user id was setup as ...
11
votes
7answers
6k views

How to remove Change Desktop Background from right click?

I want to restrict users on changing wallpapers and themes. So can anyone say me how to remove Change Desktop Background option from right click? Note: I just totally want to remove that option ...
9
votes
3answers
1k views

When Ubuntu asks for an admin user's password, how does it decide which administrative user to ask for?

I am setting up an Ubuntu (10.10) machine that will be used by several people. It is a shared machine in a small office. Its primary roles are hosting virtual machines with VirtualBox and serving ...
6
votes
5answers
561 views

Single administrator computer for systems with only regular account on network

How can I have systems with only a regular account with administrative tasks managed by a single computer? EDIT I simply want be able to add/remove software on all computers from a single system. ...
4
votes
1answer
10k views

ntpd vs ntpdate: pros and cons

In order to keep the time accurate on a Ubuntu system one can either: Run the ntpd (network time protocol daemon) which will run all the time and continuously adjust the system time when clocks ...
2
votes
1answer
250 views

Is there a way to download security updates and notify admin without installing the update?

We use apt to download and install security updates on our production server, and most of the time this works well for us. However, this morning, our server downloaded an update, installed the ...
7
votes
4answers
8k views

How do I enable GNOME system tools?

I am running Ubuntu 10.04 with GNOME 2.30.2. This is a VMWare workstation image provided by another company that I do not have support in this regard. I am trying to access the graphical tools for ...
6
votes
2answers
3k views

What is a user-friendly way to log off other users?

What is the Ubuntu equivalent of this interface? I am looking for a user-friendly method that the owner of a computer can use to log off other users without having to restart. The case I'm ...
3
votes
1answer
679 views

Locking down Systems in a Computer Lab School for Orphans

I am helping out an NGO, called Orphans Found Fund, here in Arusha Tanzania setup a computer lab to teach students about Ubuntu and open source applications. I have installed Ubuntu 10.10 on all the ...