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

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13
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0answers
102 views

“antispam plugin not configured”

I'm trying to get the dovecot-antispam plugin working on a 15.10 server (I can't dist-upgrade, it's on a vps) and I'm getting the error message of anti spam plugin not configured when trying to move ...
6
votes
0answers
102 views

16.04 server: enabling LDAP authentication causes systemd-logind to fail

I'm stumped here, sorry if I'm missing something obvious. I had a 16.04 server authenticating against LDAP that stopped working last time I ran updates, and I built a clean 16.04 server from scratch, ...
4
votes
0answers
4k views

No networking: Failed to bring up eth0

The networking service fails to start / doesn't start on reboot. Restarting networking (via systemctl): networking.serviceJob for networking.service failed because the control process exited with ...
4
votes
0answers
2k views

Error During Apt-Mirror Unattended Install Of Ubuntu Server 12.04 Over Network Using PXE

I'm attempting to PXE boot and completely rebuild a new server with an "Ubuntu 12.04 Server" image over the network using apt-mirror but I get multiple errors mid-way through the installation. I am ...
4
votes
0answers
156 views

How I can run Android 4.0.4 in chroot on Ubuntu 12.04 on the Pandaboard ES?

I want to run fully functional Android 4.0.4 on my Ubuntu 12.04 installation on the Pandaboard ES with the LXC containers.
3
votes
0answers
83 views

Chrome Remote Desktop access to Headless Ubuntu Server 16.04 Machine

I have a server running Ubuntu Server 16.04, started from stock installation with SSH server. Currently, I have full access to the machine with public key SSH access. Since the machine is running non-...
3
votes
0answers
28 views

Mail is not received

I have a configured a mail server in my system, After configuring I am facing a problem that I can send a mail but I can't view the mail sent from external or local. Test case : Sending mail to ...
3
votes
0answers
40 views

cannot install ubuntu server 16.04 on a large drive

Since my previous hard drive has crashed I want to do a new install of Ubuntu server 16.04 on a brand new large 3 TB hard drive. The drive is detected by the computer and mounts perfectly in a version ...
3
votes
0answers
77 views

/etc/skel doesn't work with xenial

We have a script which works perfectly with Xubuntu 14.04 and an Ubuntu Server with ldap : https://github.com/dane-lyon/clients-linux-scribe/blob/master/ubuntu-et-variantes-integrdom.sh We use /etc/...
3
votes
0answers
33 views

I need a correct help for MariaDB SSL support

I have to make my MariaDB authentication a bit safer than default. I tried to set up SSL support for this, but found only an old howto here: How to enable MySQL SSL on Ubuntu I followed it, however ...
3
votes
0answers
388 views

Unit gunicorn.service failed to load: No such file or directory

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 sudo service gunicorn start: Failed to start gunicorn.service: ...
3
votes
0answers
55 views

Why are NAT&Kernel IP Forwarding not working?

I'm trying to forward all traffic from tun0 to eth0,below is my interfaces: eth0 Link encap:Ethernet HWaddr 12:57:6e:6a:74:85 inet addr:172.31.32.133 Bcast:172.31.47.255 Mask:255.255....
3
votes
0answers
79 views

What is the best method for hosting a minecraft server on Ubuntu?

I am going to try and run a dedicated Minecraft server on a spare desktop computer of mine. Where I work, we are all into minecraft and want to have a server that we can all use. It cannot be lan as ...
3
votes
0answers
35 views

xrdb to Ubuntu machine not working from external network

I have a Ubuntu machine that I would like external users to connect to using RDP. Connecting from an internal network works perfectly fine. But users outside of my network,who use the public IP, can ...
3
votes
0answers
50 views

Why my crawler run the different result on Ubuntu Server?

I am writing a couple of codes to get the urls from yahoo homepage image slider window which is embedded through javascript, therefore I use Selenium to simulate a human click action. The code and ...
3
votes
0answers
109 views

Is it possible to add a network interface to Ubuntu 14.04 LTS Server Installer

I am currently trying to setup an unattended usb installer for my company (using ks and preseed) using Ubuntu 14.04.3 Server LTS. We purchased the Dell XPS 13 (9343) (no onboard nic) with the Dell ...
3
votes
0answers
32 views

What are the directories and files that I should keep in sync for a cluster server

I am currently wanting to set up new clusters. Each cluster is defined by its software installed, software settings, and its home folder files. I want only the above to be cloned and not things like:...
3
votes
0answers
294 views

Virtualization limits for Ubuntu Server 14.04 LTS with KVM

Essentially I'm after something like this, but for Ubuntu Server 14.04 LTS. I'm trying to create some KVM guests with very large 1TB+ RAM (through OpenStack Nova). I can boot the 1TB VM fine, but I ...
3
votes
0answers
93 views

do-release-upgrade stalled

I am in the middle of a do-release-upgrade 10.04 to 12.04 server but it appears to have stalled while upgrading mysql Configuration file `/etc/mysql/my.cnf' ==> Modified (by you or by a script) ...
3
votes
0answers
380 views

Moving From FreeNAS to Ubuntu Server

So I've just bought and installed an HP Proliant Microserver gen8 and upgraded it to 10GB RAM. I've installed FreeNAS onto a USB key (16GB) as recommended and FreeNAS is working well. Unfortunately, I ...
3
votes
0answers
273 views

Cannot load /usr/lib/apache2/modules/mod_mpm_itk.so

I ran tasksel to install lamp server, but I accidentally delete everything, when I got everything work as before I noticed that apache is not working and here is there message I get while trying to ...
3
votes
0answers
4k views

Auto mount sshfs volume through fstab with password auth

I have a headless server running Ubuntu 12.04.4 that needs to come back up after a reboot without user intervention. There is an existing manual process that involves looking at files on a remote ...
3
votes
0answers
70 views

How do I stop a job before its dependencies?

I have a job that does some things and uses other locally installed services (such as the mail server). Sometimes I do an ACPI shutdown but I need this service to complete the ongoing operation ...
3
votes
0answers
658 views

`lshw -c network` showing drivers that I blacklisted

I'm trying to get a usb dongle based on an 8192CU chip to work in Ubuntu server. I've been all over and have done lots of things to try to get this working with wpa_supplicant to no avail. My latest ...
3
votes
0answers
517 views

Error while encrypting swap on Ubuntu 12.04

I successfully encrypted my swap using ecryptfs-setup-swap command on my test Ubuntu 12.04 Server that runs on a virtual machine, so I written down all the steps I made on my blog, see http://...
3
votes
0answers
2k views

Ubuntu Server Install Old Version of Firefox

What is the best way to go back a version of Firefox on Ubuntu server. This is a server without a GUI so command line is the only thing that can be used. Also once you install that old version how do ...
3
votes
0answers
3k views

Do I need NetworkManager on Ubuntu Server?

I've seen several posts suggesting using nmcli, nm-tool and similarly named utilities for network related tasks. In my case, I was trying to see what DNS my Ubuntu server installation is trying to ...
3
votes
0answers
3k views

Is there a default limit to the amount of memory a process may use?

Running 64-bit Matlab 7.12 on a 64-bit 10.04 Ubuntu Server. When I try run a big problem that should need 46GB of memory (the server has 72GB of Memory and plenty of swap space), the experimental ...
3
votes
0answers
476 views

Ubuntu Server Edition won't boot with second hard drive plugged in

I have a fresh install of Ubuntu server edition running on my home server. I cannot (for the life of me) get it to boot with a second hard drive plugged in. I have checked boot priority and made sure ...
2
votes
0answers
31 views

Seasoned Admins: Can you confirm this suspscion? Gitlab & Lets Encrypt

Using this article I am trying to configure gitlab to use Lets Encrypt certificates to secure gitlab. Within the last hour I have configured the A record for my domain (codebase.ozpri.com @ afraid.org)...
2
votes
0answers
39 views

CUPS print jobs on Ubuntu Server 16.04 received and “successful”, but no actual printing

I'm working on setting up a local server, part of which is going to be a CUPS print server using a HP LaserJet 1018. I was able to get CUPS set up and running, and I'm able to install the printer ...
2
votes
0answers
40 views

How to enable “sleep after x minutes of inactivity” on Ubuntu Server 16.04 without third party software?

So how do I know it's not working? Well on my MacPro, I set it to go to sleep after 15 minutes of inactivity. The monitor turns off and then the fans and all lights turns off. This doesn't happen on ...
2
votes
0answers
27 views

Ubuntu as Router / Bridge problems

I wanted to operate an Ubuntu16.04 as a Gateway for incoming VPN via fastd/batman and outgoing traffic to be redirected over an airvpn-tunnel (and later some more complex routing settings involving ...
2
votes
0answers
34 views

SSH not working from Internet

I have installed Ubuntu 16.04 LTS On Intel® Desktop Board DH55TC With Intel® Core™ i3 CPU 540 @ 3.07GHz 500 GB SATA hard drive Connected to 42" LG TV with HDMI cable TP-Link 300 MB USB wireless LAN ...
2
votes
0answers
45 views

14.04 Server can't connect to Wifi with ifup; wap_supplicant throws “ioctl[SIOCSIWENCODEEXT]: Invalid argument”

I moved my 14.04 home server to a new apartment that can only access the internet via Wifi. This machine used to have a desktop version of 12.04 that connected to wifi fine via network-manager (so I ...
2
votes
0answers
43 views

Ubuntu Server 16.04 Login Username Field

I have already searched and was unable to find any documentation on this issue. I have freshly installed Ubuntu Server 16.04 on a machine that seems to have been built around 2009-2011. I used a ...
2
votes
0answers
24 views

Force all deletes to be secure

I have setup an Ubuntu Server for my university project. Aside from full disk encryption I also intend to use Dafturn Ofris (a Linux deepfreeze) to make file recovery difficult or for any forensics ...
2
votes
0answers
28 views

Scheduling Cron Job for a Specific Hour Range in a Week

I'm looking to run a cron job for specific hours in a week. The reason I'm doing this is due to the timezone being pegged exactly 7 hours ahead of New York time irrespective of daylight savings (this ...
2
votes
0answers
69 views

ssh ldap AuthorizedKeysCommand

I have mounted an LDAP server, I generate certificates for my users and I wanted to store certificates in ldap (certificates itself, not their directories), I found the following scheme used to store ...
2
votes
0answers
406 views

Ubuntu server 16.04 VNC only showing terminal and a file explorer window

I recently installed Ubuntu server 16.04 and tried to get vnc running with gnome-core running as the user environment. Initially after installation I only got the classic gray screen when logging into ...
2
votes
0answers
76 views

I can't figure out why my systemd service fails to create a /var/run/redis

This is in ubuntu-16.04 I tried to write a custom redis service in /etc/system/systemd/redis-custom.service The service fails (though redis starts , and restarts) because /var/run/redis doesn't ...
2
votes
0answers
73 views

Websites not loading in Ubuntu in both chrome and firefox

I am running ubuntu 14.04 and i am using a DSL Connection.From last few days i am having problem in loading some websites like ubuntuforums, hackerrank, mdn etc. I have tried alsmost all solutions ...
2
votes
0answers
204 views

Does anyone know when Canonical will release 16.04 AMIs for Amazon EC2?

I'm searching here and I don't see it. And I can't find any roadmap for when it might be released. Is there usually a lag between release day and appearance of AMIs?
2
votes
0answers
56 views

Apple Mac Pro as part of a MaaS Cluster?

Has anyone tried putting a Apple Mac Pro in a MaaS cluster. Basically we have a internal cluster for development builds, continuous integration, automated testing etc. We need to support Linux, ...
2
votes
0answers
18 views

VPN bandwidth usage logging

I have an Ubuntu 14.04 server running OpenVPN and expect to have 10 or so unique clients using it at any given time. I will be issuing unique certificates to each device. Is there a straightforward ...
2
votes
0answers
100 views

Access Samba Share using Active Directory (LDAP)

I have Samba installed in our server and it is running fine. We have hundreds of folders in Samba share, and we use user.map to map list of users to specific folder in smb.share file. Since users are ...
2
votes
0answers
109 views

Access denied in localhost phpmyadmin

I have xampp installed on my local machine which was working fine. Suddenly, im getting this error. I am sure it was working fine, but now i have important database in my localhost(i dont have backup)...
2
votes
0answers
58 views

Network environment configuration - domain, subdomain, proxy

I'm working on an University project and I don't clearly understand the task I was given. Configure network environment with 2 subdomains Install SQUID Allow access only for chosen ...
2
votes
0answers
262 views

Ubuntu 15.10 upgrade hangs on “Calculating the changes”

I'm trying to upgrade my linode server from Ubuntu 15.04 to Ubuntu 15.10. I run do-release-upgrade, and the script hangs here: Checking package manager Reading package lists... Done Building ...
2
votes
0answers
40 views

painfuilly slow windows clients using bind on 14.04

I'm very new to Ubuntu (though I've installed 14.04 server a dozen times now) and Linux and I'm trying to replace my Win2003 server with Ubuntu 14.04 server. I have a brand new shiny HP Gen8 box and a ...