Questions related to Ubuntu Server, and server-related packages.

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Restricting SSH sessions for accounts on ubuntu server

May someone please show me how I would restrict accounts/people logging into an ubuntu 10.04 server by SSH to a single active session at a time for each account that logs into the server. Regards
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Ubuntu OpenStack and What Did I Miss Here? [duplicate]

I downloaded Ubuntu OpenStack (it's the second "entry" on the page). The download link took me to Ubuntu Server for Cloud (where the download began). I downloaded the latest server package, which is ...
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900 views

How to protect from cloning?

I have no experience using Ubuntu before I'm doing a point of sale project for a restaurant which will run in local Lan (offline not online). I will setup one mini PC as an Ubuntu web server. and my ...
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1answer
3k views

How to install Tally.Server 9 [duplicate]

I need to install Tally.Server 9 on a Ubuntu 12 server. Tally is a accounting software and a multi user application where the main application is installed on the server and users have the client ...
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1answer
14k views

Yum install fails on Ubuntu EC2 instance

I'm using Ubuntu 12.04.3 on an AWS EC2 instance. This is my first time with an EC2 so it's all new to me. I'm also not the most experienced Linux guy either, so I apologize if this is a stupid ...
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358 views

Proper MaaS configuration

Working with Ubuntu Server 12.04 maas installation, and I am having trouble making sense of the official documentation: Docs I might be missing something, but I can't find any documentation on what ...
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How do I boot linux from a EFI partition on a USB drive

I managed to create a USB drive image for booting with EFI using Mac-Linux-USB-Loader(issue). The directory structure is as shown here. F:\>tree /f Folder PATH listing for volume NEW VOLUME ...
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1answer
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apt-get failing with 2 interfaces in /etc/network/interfaces

I am running Ubuntu-Server 12 LTS inside a VM (using VirtualBox with Ubuntu 12 as the host). I have 2 nics set-up in VirtualBox, eth0 is NAT and is used to connect to the outside world and eth1 is ...
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Is there easy and safe way to resize /boot

My /boot is full. Is there an easy and safe way to resize it? I saw a discussion which said that /boot partition is not required. A /boot directory will be fine. However, I don't think I can have ...
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DHCP working but clients don't have internet

Just as the title says. My DHCP assigns IP addresse and all that stuff to clients; however clients don't have access to the Internet. Here's my DHCP configuration: ddns-update-style none; option ...
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1answer
2k views

Whay apache2 does not process PHP files?

I have installed Apache server using TaskSel from Synaptic package manager. I did the following: sudo a2enmod php5 Module php5 already enabled sudo a2enmod userdir Module userdir already enabled ...
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How to fix networking after installing a new CPU/Motherboard?

Upgraded from an AthlonII to an FX-8350. This meant new motherboard/integrated LAN. I can't figure out how to configure the new setup to connect to my network. Any help appreciated. Also, as i ...
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118 views

How to make Ubuntu Server 12 read keyboard input by the password line on login?

I have recently installed Ubuntu Server on my machine - successfully. However, the system does not read my keyboard input on the password on login. Is there something I did not do right? How do I go ...
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618 views

Migrating the / volume?

After a hardware failure of the motherboard and subsequently a few disks, I am migrating the root partition over to another drive. However, given /dev and other peculiar locations I was wondering ...
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4answers
1k views

Unable to “rm” a file named “() - .” due to “No such file or directory”

A script I wrote named a file "() - ." according to Filezilla. Filezilla was unable to delete it from the server so I tried to "rm "() - ." from inside the containing folder and received "rm: cannot ...
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2answers
3k views

Auto shutdown server if there was no activity

My server should shutdown after 01:00 am, if there was no activity in the past hour. Lets say there was the last connection at 00:43 then it should check again at 01:43. How to write such a ...
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1answer
315 views

Is it possible or a good idea to run a more or less secure minecraft server without having pre-experience in Ubuntu?

Hello Dear Ubuntu Questions Community, This is my first on this site and is very important to me! I currently run a Minecraft Server that runs on a server that I have to move aways from, and that in ...
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1answer
4k views

Update Manager cannot find repos when upgrading to 11.10

I cannot seem to upgrade from 11.04 to Oneiric because: Error during update A problem occurred during the update. This is usually some sort of network problem, please check your network connection ...
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1answer
3k views

What's the regular way to add an admin user?

I have installed an Ubuntu server cloud version on my AWS instance. Anyway the default user name is specified as ubuntu, and i don't like it. Because I have my own policy for admin account name. So ...
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proFTPd - Shortcut/alias to directory

I'm not sure what is the proper name of this but let me explain, Bob is logging into ftp, he noticed that he is in his home and also sees somedir, otherdir and somefiles some day he decided to ...
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1answer
671 views

How to send print to Windows XP?

Hello I am new to Ubuntu I had it for a month or two. I am mad about figuring out a print server trying to send the print jobs that are coming to my print server to the windows XP machine by the ...
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2answers
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How to add printer to my server and share it with no GUI?

I have Ubuntu 12.04.5 LTS installed on my server. I need to add a printer to my server which is connected through parallel port and share it via my local network, so that other devices on the subnet ...
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Ubuntu 16.04 upgrade killed owncloud … and many other things but right now I need help with authorization

Ubuntu 16.04 is a nightmare. I have had to fix mysql php zoneminder ... my website doesn't work anymore and owncloud is giving me an error. When I try to open owncloud I get the following: ...
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152 views

UFW not working in 16.04 server. Refers to earlier kernel module?

I am trying to move our mail server based on 12.04 to a brand new installation of 16.04 server. When I run sudo ufw status, I get: ERROR: problem running iptables: modprobe: ERROR: ...
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655 views

MAAS interface eth0 (External) and eth1 (internal)

I have two interfaces configured in MAAS under Cluster eth0 - external IP VLAN 10 eth1 - internal (10.x.x.x) VLAN 20 - DHCP-DNS Managed I am going to add a node in MAAS.....I have setup the node ...
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vmbuilder and Ubuntu 14.04 LTS

I am trying to build a Ubuntu 14.04 image with vmbuilder like this: vmbuilder kvm ubuntu -o -v --suite trusty --arch amd64 --rootsize 9216 --user testuser --pass testpass --hostname test --addpkg ...
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232 views

“Unit gunicorn.service failed to load: No such file or directory” on Ubuntu 15.10?

When setting up a new Ubuntu 15.10 x64 server running nginx, gunicorn, django as a sudo user. I am getting an error message by running service gunicorn start (as root, yes it is a bad idea): Failed ...
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USB keyboard stops working at language selection prompt when trying to install from flashdrive

I'm trying to install ubuntu server 15.10 from a USB flash-drive onto a Dell Optiplex 745 with a Logitech k400r usb keyboard. I used the k400r to boot into bios and enable USB legacy mode I'm also ...
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56 views

dpkg: error processing package mail-stack-delivery

In installing this mail-stack-delivery I wanted to purge config files and start over, but seem to have mangled it: thufir@mordor:~$ thufir@mordor:~$ sudo dpkg --configure -a Setting up ...
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GNOME Terminal: Connect via SSH from Ubuntu Desktop 14.04 into Ubuntu Server 14.04 Virtual Box Guest Host

Here are my current conditions: I have UBUNTU DESKTOP on HARD DISK. (I don't use windows) Desktop has ssh installed. Ifnet: 192.168.1.3 Username: kenneth I want Desktop to be the client. VirtualBox ...
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64 views

Restrictions when updating LTS to Normal

I have a server running 14.04.3 LTS. I followed these instructions to update it to a normal release. However, this failed with a message indicating the there was no suitable release available, or ...
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Nslookup returns correct ip, ping and everything else doesnt

At this point, I'm completely stumped. I can run nslookup: unpriv@jsg-web:~$ nslookup google.com ;; Truncated, retrying in TCP mode. Server: 8.8.8.8 Address: 8.8.8.8#53 ...
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Error webhost vps

Hi this is my website http://dw.olds.ro/amxx/index.php As you can see I do not know of an error the cause, i use Ubuntu latest version! PS. 2 days ago this script work on ubuntu. i reinstallation ...
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Get errors before installing Ubuntu Server on VirtualBox

I have problems installing Ubuntu on VirtualBox: I get these messages: right after clicking the "install ubuntu", and the setup loads normally. When continuing the setup regularly, I have ...
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3answers
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Errors when installing LAMP on my Ubuntu server (apache2-bin, mysql-client-5.5, mysql-serer-5.5, mysql-server-core-5.5, php5-common)

I tried installing LAMP following this tutorial: https://help.ubuntu.com/community/ApacheMySQLPHP the first command was: $ sudo apt-get install lamp-server^ Which gave me these errors: I tried ...
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1answer
522 views

How to associate keyfile with a site on filezilla

Initially, I had a problem with creating a site within filezilla as I needed to use a private key to login to the server but there was no option listed for logging in with a keyfile. As per this ...
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92 views

Putty not letting me to login to ubuntu remote server?

I am using amazon ec2 instance for one of my products and i am stuck with a very big problem. I am new to server and was just looking to configure UFW for only my ipaddress and i updated a rule for it ...
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1k views

Ubuntu Server 15.10, autologin?

I'm trying to set up a home server for share printers and files, and I would like to enable auto login at startup, but anything of what I found on the internet worked. Is there any possibility to do ...
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1answer
77 views

make LAN clients find my website through a URL

I have apache2 installed and running. I've been fiddling with the configuration files and also found this: https://httpd.apache.org/docs/2.2/vhosts/examples.html that website I just pasted there says ...
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1answer
770 views

How to Add Red5 Background Startup on Ubuntu 14.04?

I followed the instructions in here to install red5 manually through tarball because the apt-get does not work for Ubuntu 14.04: Ubuntu Trusty red5-server installation fails to start Even with ...
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357 views

error while installing apache

I am getting error while processing make install. My code is as follows: git clone https://github.com/apache/httpd.git cd httpd svn co http://svn.apache.org/repos/asf/apr/apr/trunk srclib/apr ...
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apt-get install from local repository

I have two Ubuntu 14.04 servers. Server 2 is a repository server and server 1 does not have internet access. Repository server Configuration: nginx with root directory: /var/www/packages All ...
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330 views

Nagios is sending mails manually but alerts are not coming

Alert mailing is configured from a gmail id to avoid spam catchup. Nagios alert mailing is working fine while trying manually using 'mail' command. Which clearly means, nagios is capable of sending ...
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Citrix Error “You have not trusted certificate”

I'm having a problem. I installed Citrix receiver icaclient 13.1.0.285639 in a machine running Ubuntu 14.04 LTS. I'm attempting to access my Citrix applications, but I get the following error: `You ...
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3answers
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Change Ubuntu Server 14.04 Screen Resolution

Is anyone willing to assist me in changing the screen resolution of my Ubuntu Server. I'm running virtualbox (ubuntu server guest) on a Windows 10 host. I've checked every link I could possibly find ...
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Ubuntu Server ping down

Please help me I am completely new to this. My dedicated server (Ubuntu) ping is down. The support asked me to enter ILO. I have accessed the remote console and this is what i see: ...
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Ubuntu 15.04 VM stuck on GUI at login

I am a bit a newbie with Ubuntu, so I am hoping you can help me. All of a sudden today, my ubuntu 15.04 VM (ESXi 5.5) has stopped booting after entering my password. It does get to the login screen. I ...
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120 views

Ubuntu 15.04 Mysql Error

I tried to install mysql-server into my Ubuntu server sudo apt-get install mysql-server and I also installed phpmyadmin however it didn't work, when I typed the word mysql either with or without ...
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I can't login from another location on my Lubuntu/Ubuntu server

Yesterday I installed Lubuntu on my old laptop and installed an SSH server. I used PuTTY and FileZilla on my local network and everything was fine but today when I tried to login form another IP it ...
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3answers
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Having trouble in installing and removing mysql in ubuntu

I have trouble in installing or removing the partly installed mysql-server-5.6 in ubuntu15.04. The error I am getting was sudo apt-get -f install Reading package lists... Done Building dependency ...