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

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LXC container no outgoing traffic with bridged network and public IP address

I try to setup a LXC container with bridged network on ubuntu 14.04.1, but the outgoing traffic seems to be blocked. Ping another IP than the container's one is not working. Actually I tried this with ...
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23 views

How can I set vsftpd user-specific access?

I'm using vsftpd (on 14.04) and I want to set user-specific access: - admin has full access to home folder of all users - standard user (everyone from group "users") has permission only for his home ...
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61 views

Passwordless ssh not working?

I set up passwordless ssh between my Ubuntu 14.04 desktop laptop and my server running Ubuntu Server 14.04. It was all working. Then, I rebooted my server, and after that it stopped working. I tried ...
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376 views

SSH into Ubuntu server (14.04.1) Using mac terminal (os version 10.9.4)?

I am having difficulty connecting remotely to the ubuntu server from the mac terminal. So far I have run: sudo apt-get install openssh-server when I try to connect via the ip address I get an ...
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51 views

Any way to connect to my PPTPD (VPN) while port 1723 is blocked?

I've set up a VPN/PPTPD Network on my VPS with the intention to bypass the blocked ports at my work and in the train so I can watch youtube and stuff. Now the problem is that when I try to connect to ...
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7 views

I wish to have a structure, wherein I have an UBUNTU Server machine, and my Agents connect to the same using Thin clients. How can I do that

Well I use a structure in my organisation which is as below. I have a Windows Server 20 Agents connect to that server through a Thin Client using RDP and Terminal Services. Now I want to replace the ...
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74 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 ...
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140 views

Mac host and Ubuntu guest on virtual box shared folder issue

I have set up ubuntu server on virtual box on my mac. I created a shared folder which appears to be saved and visible in the configuration section on virtual box for the ubuntu server machine. My ...
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173 views

vi issue in SSH TTYs to Ubuntu 14.04.1 LTS

After upgrading my server to Ubuntu 14.04.1 LTS, I can no longer use the vi editor to edit anything in an SSH terminal (I access the server by launching ssh sessions from Cygwin running on Windows). ...
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20 views

Samba password expires?

I have a problem with samba, I have a user and a password for that user, and from a windows machine it let's me log in but after a few hours I try to log in again and it tells me that the password is ...
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24 views

Drop connection if upload speed exceed specific value

I have a media server installed to my Ubuntu machine. I want to limit(really limit) incoming data to my server per connection for uploads and if specific bandwidth exceed, their connection will be ...
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32 views

Need help with Postfix canonical mapping

I’m having difficulty getting the canonical_maps function to work as needed to repair some incorrect addresses from a legacy client. Here’s the situation and what I’ve tried so far: Legacy client ...
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74 views

Can't Connect to Apache2 Server From External Device (in LAN) Nor From External IP?

I forwarded ports 80 and 443 for my apache 2 server. However, if I: try connecting to the server via external IP or try connecting to the server from a local device via my local ip, I cannot gain ...
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17 views

reject mail with attachment and show a message instead

I'm new in term of linux environment and I really want to know if my problem have a solution or not. So, I have the horde groupware installed, and the users could send email normally, but I want to ...
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131 views

/dev/mem: mmap: Operation not permitted: Using dmidecode

I am trying to get my BIOS firmware version, and memory info using dmidecode. I am connected to the server through ssh as a root user. We recently just started moving our servers from Debian 6.0, to ...
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156 views

Create FTP account with vsftpd limited to one folder only?

Have a fresh Ubuntu install 14.04 on digital ocean. Just installed vsftpd using this guide: https://help.ubuntu.com/12.04/serverguide/ftp-server.html#vsftpd-userauth-configuration The only things I ...
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81 views

Which Ubuntu version is suitatable for Gazebo and Ros Hydro Simulator?

I am working on server with 64 bit,8Gb RAM,500Gb HD and nVidia TESLA C2050. I have to use Gazebo and Ros Hydro Simulator for simulating purpose. If anyone has work experience and idea in this ...
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80 views

PostgreSQL Backup With Barman

I'm trying to backup my server which i created on PostgreSQL (9.1). While on my normal user i type "su barman", it asks me barman's password, i enter the password. On barman's shell i type "barman ...
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80 views

When I login, I see “You have mail.”, but /var/mail/<username> is empty

I have a Ubuntu 14.04LTS installed on VPS. I have noticed that when I login I see greeting saying "You have mail", but cat /var/mail/myusername returns empty string, i.e. the file is empty. I ...
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274 views

Enable all HTTP methods on Apache

I have set up a completely plain Apache web server (version 2.4.7) on Ubuntu Server 14.04.1 LTS. I want to enable other HTTP methods such as PUT and DELETE for some testing purposes. I edited my ...
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51 views

Getting connection time out error for local repository

As we know that Ubuntu 12.10(Quantal) is at EOL. So all the package repositories are moved to http://old-releases.ubuntu.com/ubuntu. I can access all the packages from that url. Now I have set up ...
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101 views

MS SQL/SpagoBI/Tomcat/Ubuntu

I am new to Ubuntu, and have some questions. I am trying to connect an Ubuntu server to MS SQL so that SpagoBI can get information from the MS SQL server. Now I have followed a couple of forums and ...
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118 views

apt-get update tries to download uncompressed Packages file

I am using a physical server right now. I have installed MAAS and cannot use the apt-get function at all. When I type sudo apt-get update I get a long string with some things updating and most things ...
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36 views

Permissions to move files and folders

Good day Peeps, I have two user accounts to my samba server - dpuser & dpuser1. Dpuser1 should have the highest level of access in this case, and dpuser should have limited directory access. ...
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71 views

Corrupt PostFix Installv

I accidently removed some files that postfix needs and now it will not install or uninstall have tried: sudo apt-get purge postfix sudo apt-get remove postfix sudo apt-get upgrade sudo apt-get ...
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170 views

Explain on how to setup a JBOD Ubuntu Server?

I have 3 hard drives. Two hard drives are SATA and one is IDE. C:\ - 300 GB SATA Hard Drive D:\ - 80 GB IDE hard drive. And third disk is not installed, assume as if it was. How do I merge all three ...
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570 views

Why is XBMC failing to play audio from my HDMI port?

I have the following setup: Ubuntu 14.04 Server Latest Nvidia video drivers ALSA installed PulseAudio NOT installed XBMC 13.1 Gotham installed The problem: running speaker-test -c2 -D plughw:1,7 ...
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639 views

server time drift not fixed by ntp.conf

This question was asked a lot in the past, but since ntpdate has been depricated, I'm having issues finding answers that work via ntp.conf. I've read a lot about setting a cron job for ntpdate is a ...
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36 views

Installing Ubuntu Server on a SONY VAIO with NO hardware-virtualization

Is there a version of UBUNTU server that can be installed on a laptop (SONY VAIO) with the hardware-virtualization disabled? It is not possible to enable hardware-virtualization in some VAIO laptops. ...
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67 views

Getting an Error Connection Refused for Openxenmanager

I am trying to logon to a server with my Ubuntu laptop with Openxenmanager and I am getting Connection Refused. Why can I not get Openxenmanager up and running?
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10 views

Ubuntu Server with ubuntu desktop does not have boot record, but it did when it was just basic server

The title says it all. I started by installing "server" with the ubuntu desktop package, and when it finished and rebooted: nothing. It completed full installation, rebooted, and there was no boot ...
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108 views

Extremely slow ACPI Event Propagation

A follow up to my previous question here: Run a Script when Power Button is Pushed So I am able to detect ACPI events and I intercept the power button press appropriately, however there is an ...
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237 views

Installing and Configuring Mumble Server

I'm looking to setup a Mumble Server. I will be running it from an Ubuntu 14.04 (64 bit) powered VPS provided by DigitalOcean. Setup of the server seems easy, install the murmur package, however it is ...
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34 views

Server Upgrade an 'end-of-life' Server from ISO over SSH

I have read that it is possible to upgrade ubuntu from an ISO image, but would the same be possible from a remote location over SSH? After mounting the ISO, what command would I use to upgrade? I ask ...
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77 views

Why my apache service does not work correctly?

I am just a newbie using Ubuntu 12.04 LTS. In the beginning, I just want to install mcrypt, I followed this solution: cd /etc/php5/mods-available ln -sf ../conf.d/mcrypt.ini . php5enmod mcrypt ...
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198 views

Adding NFS mounted file systems on Ubuntu 14.04

Is there something special that needs to be done to make sure NFS file systems are mounted at boot time with 14.04? I added some NFS mounts to /etc/fstab in a virtual server running Ubuntu 14.04, ...
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126 views

setup vsftp and upload file

I am trying to setup an anonymous ftp server on Ubuntu. I installed vsftpd with upload directory /srv/ftp the following lines to /etc/vsftpd.conf: local_root=/srv/ftp listen=YES anonymous_enable=YES ...
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63 views

Increase the Number of TCP Connections Allowed

For a Ubuntu 14.04 web server providing a web service via a TCP port, clients query the server at an interval. However when the server restarts, a huge number of connections hit the server at the same ...
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33 views

Upload a new Firebird version into the repository. How?

We use 25 Ubuntu 12.04.4 LTS servers at our company with Firebird databases. In this release Firebird 2.5.1 is the latest version. Is there any chance somebody will update it to 2.5.2? We need this ...
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37 views

SCTP tunable parameters for load testing

I am using sctp on ubuntu 10.04,with multicore cpu. I want to test load on one sctp port.Tried to change params sctp_rmem, sctp_wmem and sctp_mem. But not able to receive maximum call/sec. With ...
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25 views

Weird problem: can not connect network until a terminal is opened in Live system

Live system based on ubuntu server 12.04.2 with manual installed X and openbox. startx is in a shell script which is called in /etc/rc.local with su -l root -c /scriptsFolder/script.sh A program is ...
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30 views

Ubuntu RAID failure [get a warning]

Okay I might sound paranoid, but every day I think that my harddrives in both my servers failed for some reason and I am going to lose all my data. I have a server with a RAID 5 installation with ...
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49 views

No mod-mono.so or mod_mono.conf after Install

On Ubuntu 12.04, I have webmin and apache2. With webmin, I did apt-get install mono-complete and everything appeared to install fine. I put the line "MonoAutoApplication enabled" in httpd.conf and ...
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39 views

How I do server path www?

I have server Ubuntu 14.04 and installed LAMP. I like to making root of www.marinadev.com now this marinadev.com. I do know where config of server. sudo cp ...
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459 views

Networking not working fresh install ubuntu server 14.04

I just installed a fresh version of ubuntu server 14.04.... the installer was able to connect and download from the internet just fine and then when it rebooted it waited a while for the network ...
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107 views

No login possible with postfix/dovecot and mysql under IMAP

I did the following installation of my own mailserver with dovecot/postfix and MySQL: https://thomas-leister.de/internet/mailserver-ubuntu-server-dovecot-postfix-mysql/ If you see the section of ...
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171 views

cannot use visual mode GUI through ssh -XY <ip_address>

I am using ubuntu 12.04, and I am trying to ssh to log into a remote server which is also running ubuntu 12.04. I am using "ssh -X ". I can log into the remote server smoothly, but cannot use the ...
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522 views

Trying to install a headless xbmc to Ubuntu 12.04

I was trying to follow this guide. I have a vm running Ubuntu 12.04 and it currently houses Sab+, Nzbdrone, CouchPotato and MariaDB. I'm trying to install a headless XBMC so it will be running 24x7 ...
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260 views

Ubuntu MAAS DHCP working DNS Not working

I setup Ubuntu 14.04 MAAS on one server. I setup interface to manage DHCP and DNS via the Cluster interface. DHCP is working. But, DNS is not! When I try to add another node, it is doing PXE boot, ...
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223 views

MAAS DHCP Server Setup, PXE TO1 TFTP File Not Found

I am setting Ubuntu 14.04 MAAS Cluoud. I have setup the region and cluster controller. For some reason, MAAS was not running DHCP even though (1) maas-dhcp and maas-dns were installed, and (2) Added a ...