Questions about Computer Administration

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0
votes
1answer
21 views

forgot "administrator's name'

I still have the password but I no longer have the name I used to create the administrator's account. As I'm a novice in all this, I'm not sure I can safely go root without royally messing things up. ...
4
votes
1answer
181 views

Is there a utility for hopping in and out of a CLI?

Lets say I've got a bit of server software. I start it up and it provides an interface on stdin/stdout that I can use to enter commands during runtime. I want to be able to start it up over SSH, exit ...
0
votes
0answers
9 views

Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/) [duplicate]

E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
0
votes
0answers
16 views

nis user can't do su

I setup a nis client and its working fine but I can't do "su" as a nis user(Error: Wrong passwort - But it's correct). Also the login with the local root user is not possible. I only can login as root ...
0
votes
0answers
19 views

how do i fix this problem? [duplicate]

~$ sudo apt-get -f install E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is another process ...
0
votes
2answers
328 views

How to add my user account to admin group (13.10 desktop) [duplicate]

I was trying to extract a web template into the hosting folder /docroot on the web service, which is working, however I do not have permission to complete the action. I cannot stand being locked out ...
0
votes
0answers
21 views

when i run this script appear this msg

$ sudo sh mininetScript30923.sh mininetScript30923.sh: 5: mininetScript30923.sh: Script created by VND - Visual Network Description (SDN version) : not found from: can't read /var/mail/mininet.net ...
1
vote
1answer
21 views

What GID number assigning policy does have Ubuntu so I can asign my organization GID without conflict?

In order to assign fixed GID for departments in my organization, I would like to be sure not to choose an GID that would be selected in the future for another reason (like a new system group for a new ...
0
votes
1answer
276 views

Is there a central configuration tool for ubuntu such as yast on opensuse?

In openSUSE there is a set up tool called YaST working on GUI and command line. Is there such tool for Ubuntu for instance on YaST one can configure samba and the services. Here is a picture for ...
0
votes
0answers
15 views

forget administration accont name &password [duplicate]

I have forgotten my administration account name & password, plus I changed the ADMINISTRATION account to standard account. How can I change a standard account to an ADMINISTRATION account.
0
votes
3answers
181 views

Problems with apt-get install : Permission denied

I have been having trouble with installation when ever I type apt-get install <file name> It replies with E:Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied) E: ...
1
vote
0answers
23 views

Distributing automounter maps to NIS clients

I am working to get automounter maps distributed to our group's workstations via NIS. All the workstations are clients, with one master server. Is it possible to distribute automounter maps through ...
0
votes
0answers
24 views

Does PGAdmin need to be configured for EVERY desktop user?

I have a local machine (Ubuntu 12.04 desktop) with PGAdmin3. When I log in as a standard user on Ubuntu and run PGAdmin, I don't see any server connection. So do I have to recreate a server ...
0
votes
1answer
27 views

Why no PGAdmin in launcher for standard user?

I have installed PGAdmin and it all works well. But when I log in as a Standard User on Ubuntu 12.04 I don't see PGAdmin in the launcher. I have other programs like Libre Office, Lazarus and ...
0
votes
1answer
136 views

HELP! I'm locked out of all Ubuntu accounts

I was using these commands in terminal: sudo apt-get install gksu gksu nautilus I needed to move some files from one account into another & then I wanted to rename some of the accounts. I got ...
0
votes
0answers
2k views

Running gnome system tools

I'm a sporadic Linux user, but haven't used Ubuntu for some years until a hard disk crash on my Windows laptop forced me into running Ubuntu off USB/DVD. I love the new appearance, but as ever the ...
0
votes
2answers
519 views

How to prevent users from renaming files while providing write permissions on Linux

For some special purpose, I want to prevent non-root users of the Linux Server from changing or renaming the filenames. However, they can modify and write to the contents of the file. How to do this ...
2
votes
1answer
525 views

remove 8.04 repositories in 12.04?

after using ubuntu for about a year, it's time to pose my first question. I am running ubuntu 12.04.3 and recently I've had some issues with resynchronizing the package index files. sudo apt-get ...
2
votes
2answers
924 views

How to detect which init script starts zram?

Due to a zram bug leading to machine lock-ups, I've had to disable zram. I thought dpkg --purge zram-config as well as commenting any reference out of /etc/rc.local would do the trick, but the module ...
2
votes
1answer
844 views

Which script rotates /var/log/auth.log?

I cannot figure out where /var/log/auth.log is rotated. I found the file /var/log/auth.log.2013-09-16 on my system, which contains log entries previously found in /var/log/auth.log. Where does that ...
3
votes
1answer
64 views

Methods for creating good admin documentation?

I want to document any change I do to my ubuntu system. I want to do this in a way that if I had to pass this system to another administrator, it would be easy and logical for him to access this ...
0
votes
3answers
5k 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 ....
4
votes
2answers
60 views

How do I install browser plugins in a centralized way?

I have 5 users on an ubuntu box and I want each user to have AdBlock+ (and a few others) for both FireFox and Chrome. Is there a way to avoid logging in as each one with GUI and starting both ...
7
votes
1answer
3k 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 ...
0
votes
0answers
27 views

Can a Linux only network be domain controlled without LDAP?

I'm looking into setting up a domain with few computer for my network which is entirely Ubuntu based with a Ubuntu server. Do I still need to use LDAP with Samba or is there something more effective ...
1
vote
1answer
328 views

php.ini cli symbolic link

Why do we have a different php.ini for the php client ? Is it a good idea to link the main instead ? $ sudo ln -s /etc/php5/apache2/php.ini /etc/php5/cli/php.ini
0
votes
0answers
17 views

Why can't i get the icons woking for my admin login?

When I boot to Ubuntu, my Admin user, I only see desktop, but if I login as standard user I have all the icons along the left of my screen. Why can't i get it woking for my admin login? when logged ...
2
votes
0answers
84 views

How to administer, manage & update 40 to 50 Kubuntu laptops?

I have a custom developed application presently running on about 40 Kubuntu laptops (& more planned). Every few months I have to update the application. I also have to run Ubuntu updates and a few ...
0
votes
1answer
175 views

How to install Wubi without Administrator privileges in Windows

Is there any way to install Wubi without Administrator privileges in Windows? Or, if this is not possible, is there any workaround to have an Ubuntu experience while on Windows? Thanks.
2
votes
0answers
87 views

Forcing screensaver lockout time for all users in Unity

I am using Ubuntu 12.04 and Unity. Is there a way to force the screensaver lockout time using an admin account? By default each user can change their lockout time. I need to be able to prevent ...
2
votes
1answer
5k 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 ...
1
vote
1answer
125 views

Disable discovery or listing of HDD partitions

I would like to disable auto detection or listing of certain partitions in applications such as Nautilus. I have a HP laptop that contains a recovery partition along with a EFI partition and I would ...
0
votes
1answer
115 views

How to disable update notification for all users?

This is a partial case of the more general question "Don't bother non-admin users with admin questions": I have several non-admin users on a computer and I want to disable software updates for all of ...
1
vote
1answer
63 views

Don't bother non-admin users with admin questions

My wife and kids use ubuntu laptops which I administer. How do I prevent the system from, e.g., offering them software updates? (I know I can disable that for the whole box, but that is just one ...
0
votes
0answers
157 views

'w' command not showing users list when not root ('who' does)

I have multiple users logged on my server (ubuntu 12.10), with ssh. None of them has root privileges. If I then log in with my admin account and type (without sudoing) admin1@server:~$ w the ...
1
vote
2answers
234 views

Need a simple, foolproof remote admin for Ubuntu Server

I'm running an Ubuntu server 12.10 box and need a foolproof remote admin for my wife/kids who have even less experience of linux than I. The box only runs as file server and our LAN Minecraft server. ...
2
votes
0answers
53 views

Limited access accounts for a low maintenance deployment?

Forgive me if I haven't done quite as much digging trying to solve this on my own as I could have: I'm currently in Zambia, and my internet access is unpredictible and slow when it's working. I'm ...
3
votes
2answers
165 views

How to create an image of an entire remote system for using on other (virtual) remote machines?

I have ordered several virtual machines from a hosting provider, which all need exactly the same setup: same users same programs installed same config (except for hostname) including cron-jobs Is ...
6
votes
2answers
28k 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 ...
1
vote
0answers
115 views

Recommend way to setup a terminal program to run in the background on boot?

I'm running Ubuntu 11.10 Server edition. Currently I boot up the server, log in, run the application "screen", run an existing terminal program to do some work, and then use screen to lock the ...
2
votes
1answer
205 views

How can I restore the administration menu?

I do not know how I did it but I am now missing my administration menu. I am using 12.04 (but with all upgrades) and GNOME FALL-BACK. Could anyone direct me on how to restore it? I have tried adding ...
2
votes
1answer
122 views

Is there a way that I can make people have to input an administrators password to change the desktop background?

I have a problem of lots of people changing my desktop background. Is there a way that I can make people have to input an administrators password to change the desktop background. I am running ...
0
votes
0answers
46 views

Canonical way to describe server purpose

Is there a canonical way (no pun intended) to describe the purpose of a specific machine? I have to administer serveral hosts all with the same hostname ("www"). On the shell prompt i can not ...
10
votes
2answers
30k 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 ...
0
votes
0answers
137 views

Saving has been disabled by system administrator [duplicate]

I have coded my own HTML website recently, and today I wanted to add a Google calendar object to it. Today I got an error when trying to save the Google calendar code. I am the admin on my Ubuntu PC, ...
5
votes
1answer
123 views

Preventing Users/Groups from accessing certain Domains

I have created a Study account which I use when doing anything school related work. It's purpose is to remove the distractions of my normal account, such as social media and news websites. I know ...
4
votes
1answer
273 views

What happened to the graphical PolicyKit settings?

Back in 8.04 or so, when PolicyKit was new, we had a GUI "browser" that enabled us to easily decide things like whether a user should be allowed to shutdown the system when other users were logged in ...
0
votes
1answer
108 views

Is server alive app

I'm just wondering, is there an Ubuntu program to check if certain IP's are up ? I have a few servers and i'm searching for a small program\app\indicator to ping\telnet\tcp-connect my servers and ...
0
votes
1answer
105 views

Prevent Apache restarting automatically after upgrading packages

Following on from an earlier question: Is there a way to download security updates and notify admin without installing the update? A large number of packages interact with Apache (especially PHP) ...
2
votes
1answer
208 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 ...