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

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Network connection stops functioning when using the interfaces file to configure wireless

I am running Ubuntu 16.04 server on a low powered machine that I intend to use as a testbed for home automation. I am trying to keep this machin connected to our wifi at all times so it can ...
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How can I install Openstack with MAAS, JUJU single node

Well, I saw many tutorials about this, but none works for me =/ I have a machine server with Ubuntu Server 14.04, CPU AMD with 4 cores, RAM 4 GB and a HD 500 GB. I want to install the Openstack ...
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static ip ubuntu server cannot connect to the internet in virtualbox

I'm currently using Ubuntu server 14.04 with a static ip setup with to Ubuntu clients attached successfully as I can ping them. I tried to ping google (8.8.8.8) but it was unreachable. I would like ...
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Allow ip address / machine name accessible from remote conneciton

I've installed a ipfs file server and can access it locally on port 8080 but cannot access it via machine name or ip address locally. so http://localhost:8080 connects but http://<...
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How to find out what launches a process on Ubuntu Server?

I have a bad case of a runaway process on my server. That is a Sidekiq (Ruby-based background jobs runner for a Rails based web application), it can be found as the most CPU consuming app in my top (...
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How do I add an SSH key to a google compute cloud VPS instance?

How do I add an SSH key to a cloud instance? I tried adding keys manually, but just couldn't connect. Here's what I tried: thufir@mordor:~$ thufir@mordor:~$ gcloud compute config-ssh WARNING: The ...
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VirtualBox inside LXD cannot communicate with LXD's host

I am running an Ubuntu server (server-box), which isrunning an LXD container (lxd-box), and LXD is using an ethernet bridge which I set up using this guide. lxd-box is running an instance of ...
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How to install “Docker 1.12.0 RC” on Ubuntu?

I want to use the newest Docker 1.12.0 RC on my Ubuntu 16.04.1 LTS, while following this official tutorial, I can only install Docker 1.11.2: # docker version Client: Version: 1.11.2 API ...
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Installing AMD drivers - dkpg error

I am pretty noob on linux and this is probably a very simple error but I can't fix it. I am trying to install AMD drivers for my card on Ubuntu server 14.04 (for a ethereum miner). I followed this ...
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GRUB - Can't install bootloader on Fujitsu Primergy TX150 S6

I own a (quite old, i know) server that i planned to use for local FTP/SSH/SMB... the usual. The setup goes well, the MegaRaid controller is detected ( i don't need RAID, none of the information ...
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Ubuntu server 16.04 User process - hidepip by default?

I have installed ubuntu server 16.04 and looks like that I have a new behavior that I haven't in previous ubuntu versions, now the new system users can't see other users running processes, is this a ...
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How to start VirtualBox as UI?

I currently do startx which starts openbox and then in the terminal I write virtualbox and then start my virtual machine. Sometimes I don't need the OpenBox environment. I need only the virtual ...
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why HTTP proxy can't be used?

My home internet connection is via pppoe, an Apache2 server is installed on VPS 114.114.114.114. Contents of /etc/apache2/sites-enabled/000-default.conf on VPS 114.114.114.114 . <VirtualHost *:...
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interface naming on server 16.04.1

I attempted a fresh install of 16.04.1 on a server that had been running 14.04.1 This x64 and the box has a half height intel pro1000 and an intel pro1000 on the motherboard. I can successfully ...
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error while using enable-secure-admin

I'm trying to install glassfish on a server (I also installed Java) but I got this error: Remote server does not listen for requests on [localhost:4848]. Is the server up? No such local command: ...
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mail-in-a-box versus sendmail?

What are some of the considerations for selecting between Sendmail and Mail-in-a-Box? Mail-in-a-Box wins on the marketing: What is it? Mail-in-a-Box lets you become your own mail service ...
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Preparing a DevBox with Ubuntu Server to interface with a windows 8 Machine

I am well aware of the fact that this question may have been asked too many times than a few, however, with some of the tutorials I gotten hold of to read through coupled with answers from similar ...
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How can I set a second network interface in ubuntu 16.04?

I'm new into networks administration and I'm having some problems... I'm trying to configure my networks in ubuntu 16.04. The idea is to configure two networks through the same ethernet cable. One of ...
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Ubuntu and squid first world problems

Due to circumstances I won't get into, I have had to reinstall my squid box. I'm sure I've followed the same Ubuntu guide to set it up again (https://help.ubuntu.com/lts/serverguide/squid.html). ...
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1answer
15 views

How to automatically connect OpenConnect VPN when the connection closes?

I need to use a third party web service which is accessible only through Cisco AnyConnect VPN. I'm using OpenConnect on Ubuntu to connect to this VPN using host, username, and password. However, ...
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gcloud usage 101 for ssh

How do I install and use gcloud? In the context of: Connecting to Linux Instances This guide shows you how to connect to Linux instances using common SSH tools on Linux, OSX, and Windows ...
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Windows cannot access Samba server

I have an Ubuntu server, wheatley, and I'm trying to set up Samba on it for personal use on my home network. The goal is to have a Windows 8.1 computer, GLaDOS, with a drive mapped to it. I am new to ...
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Ubuntu 14.04 LTS server port forwarding

I have isc-dhcp-server installed on my Ubuntu 14.04 LTS Server. I also have a vonage phone and HP printer. When connected to my server they receive IP addresses but they cannot communicate with their ...
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21 views

VSFTPD file permission help for a newbie

I'm putting together a VPS to host a game server for me and a few friends that is running Ubuntu 16.04 server edition. Right now I'm trying to configure VSFTPD to allow us to upload any files we need ...
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41 views

Is there an easy to use, simple FTP server for Ubuntu server

For the past couple of hours I've been meddling around with vsftpd and pro-ftpd and Apache (for WebDav) and I find that there is not one program which can simply be run from the cmd and automatically ...
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VirtualBox Lab & IPtables rules

I want to create this lab to apply the rules of iptables on the network,how I selected IP addresses for each interface and each sub-networks to create this lab please help me enter image description ...
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Error nbd-server.allow no such file or directory [on hold]

When I try to login in a client the server logs record this: tail -f /var/log/syslog nbd-server[2263]: Can't open authorization file /etc/ltsp/nbd-server.allow (No such file or directory).
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Ubuntu 16 server edition 32bit: Can't ping internet, but can ping LAN

Ubuntu 16.04.1 LTS 32bit Server Edition Computer: Intel Pentium 4 /2.4Ghz 32bit WirelessNetwork Card: Realtek Chipset/ TPLINK wireless N PCI adapter I'm new to Linux and Ubuntu. I have been ...
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Ubuntu Server Randomly Dropping to BusyBox on Boot

It seems everytime I attempt to update/upgrade packages, the next boot drops to BusyBox. Sometimes it just randomly drops to BusyBox on restart. I can easily get out of BusyBox by running fsck and ...
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30 views

Redirecting url to custom directory

I have a URL https://facebook.****.in, set up to point at a directory /var/www/html/facebook_app. the virtual hosts file for this is /etc/apache2/sites-available/facebook.****.in.conf. I would like ...
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Auto Shutdown For Media server

First off I'm very new to Linux. I'm using Ubuntu as my base OS for Emby. What I'm trying to do is find a way to auto shutdown the server when not in use. I've been looking around good for the past ...
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Can't Get Ubuntu Desktop Working on Ubuntu Server [Stuck With Guest Account]

I've tried multiple re-installs and I've tried Ubuntu 15.10 64 bit and 14.04 64 bit. I always end up with a login screen with only a guest account. The steps I take: login as root sudo apt-get ...
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403 Forbidden on virtual host with mod_rewrite

I managed to install virtual host on LAMP server and created the config file /etc/apache2/sites-available/site.com.conf <Directory /home/ihab/Workspace/Webdev/site.com/public_html> ...
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Problem with Coovachilli and Routing

I have network like this: My Net Diagram I wanna deploy captive portal on my private VLANs. The local ip address of Ubuntu server is 192.168.100.1 on eth1 and ip address of L3 switch gateway is ...
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Node in MAAS FAILED_COMMISSIONING

I am trying to add a node to the maas cluster. Maas controller is able to wake the node and start commissioning. But it fails at the end and shows the error FAILED_COMMISSIONING. Here is the log from /...
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Ubuntu Server DC with Samba server 4.4.5 forwarder question

So I've decided to set up a DC via Samba 4 @ my 16.04 Ubuntu server . Question is - since my domain name is SAME as a hosted website domain name somwhere in the WWW (let's call it askubuntu.com) and ...
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49 views

Openswan shows no installation candidate after running apt-get update

I have ubuntu server 16.04 installed, with a working internet connection but running apt-get install openswan still fails, giving E: Package 'openswan' has no installation candidate. Does anyone know ...
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Lock file when editing in server

Our network has 1 server and 2 clients. Our web project is stored in the server, and we edit it from both clients. When one user is editing one file, the other user shouldn't be able to edit it at the ...
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Creating ISO images from already installed Ubuntu Server on commandline

I am using Ubuntu Server 14.04 LTS. I need to make an .ISO image from it. The trouble is that all tools i have come across use GUI. Ubuntu Server on the other hand does not come with GUI. Are there ...
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78 views

14.04LTS not booting, ..timer error

I recently got given an old server from a friend, and have been attempting to set it up as a plex media server. So I installed Ubuntu Server 14.04LTS (Long story short, 16.04LTS and the server GPU ...
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Debian Server not receiving IP from DHCP [closed]

I have configured a DHCP server on Windows Server 2012 which is connecting to my Debian server on virtualbox. They are connected on same line. I changed eth0 to receive IP address from a DHCP server ...
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System performance impact of huge iptables block lists

Due to non-responsiveness to abuse reports by Chinese network operators I decided to block all of their IPs. Several other countries as well. This website's data is incomplete, but gives an example ...
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rsyslogd somehow crashes my server

About 8 hours ago my java web server (on an ubuntu machine) crashed and I'm trying to figure out why so that it doesn't happen again. There is some weird stuff going on in /var/log/syslog around that ...
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Lost Password Ver 14.01 LTS

Tried the suggestions in the thread "How do I reset a lost administrative password?" and when I get to recovery menu and select "root" I do not get a command line that says "Give Root Password for ...
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Install font packages for all the language charsets

On a machine running Ubuntu server there is a script that generates pdf files with the website content. There was a problem that it was not showing the Chinese characters. After installing the ...
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Why ping and ssh resolves different Ip?

Honestly I have no idea what happened but ping not connecting to the right ip address so can't login with ssh. Say my server ip address is 136.17.90.160, but when local when ping... (venv) simon@...
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Cannot open virt-manager from terminal | ubuntu server

I am trying to open virt-manager from the terminal "sudo virt-manager" but I got this error "gdk_mir_display_open Failed to connect to Mir: Failed to connect to server socket: No such file or ...
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IP masquerading to share server connection isn't working

I have 2 Ubuntu servers, one has internet another doesn't I've followed manual here - https://help.ubuntu.com/community/Internet/ConnectionSharing Done setup accordingly to Ubuntu Internet Gateway ...
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Restrict output of Xorg on Ubuntu server

I have Ubuntu server 16.04 installed with Xorg , xinit , xauth , openbox - when I logout from UI Xorg prints a lot of data to screen. This data shouldn't be seen by my users - how can I stop Xorg from ...
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Hide an interface from wireshark

I have been looking at the possibility to hide a network interface from wiresharks dumpcap, the reason is that I want to hide the servers management port so that users can't listen on that traffic ...