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

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Non-X/Non-GUI terminal emulator for Ubuntu Server

I have a computer running Ubuntu Server (non-X/non-GUI), I need a terminal emulator which has VT100/VT320 capabilities like Gnome-Term and xTerm do on my other (GUI) Ubuntu box. tMux and GNU Screen ...
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48 views

Getting Ubuntu server to resolv new IP for a host name

I run a minecraft server on ubuntu 14.04 LTS on vm's using virtual box. In order for players to connect, their 'account' must be checked with Mojang, at sessionserver.mojang.com. The problem is, the ...
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515 views

Ubuntu Server (14.04 LTS) System-Wide Socks5 Auth Proxy

I have recently switched to the server version of Ubuntu 14.04 LTS and am not aware of a way to apply a system-wide authentication socks5 proxy so that all traffic on that computer goes through the ...
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1k views

How to install git server with apache authentication on Ubuntu 14

I trying to install git server on Ubuntu 14 following these steps: www.jmuras.com I made a little change when creating git.conf and symbolic link cause goes on different folders for Ubuntu 14, i did ...
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502 views

No space left on device - Ubuntu 12.04 Server on VMware Workstation

I have Ubuntu 12.04 Server installed and inside VMWare WorkStation 10 and have much space left. Even when I try to create a folder it says: - No space left on device I have much space allocated ...
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240 views

Sharing internet connection with tablet over a proxy-server

I have a proxy-server at home and set up my ubuntu accordingly. All works fine. My setup is that you can only gain internet access over that proxy. Now I have setup a raspberry pi with an edimax ...
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93 views

What backup solution allows for the easiest migration and restore of machines, even if they're restored from a VM or bare metal and vice versa?

I manage a lot of Ubuntu machines, many physical, many virtual. Backup as a general concept is pretty simple, but backup of entire systems tends to get murky. I'm familiar with virt-p2v, but that ...
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189 views

How can I view my stored media on my PS3 on my Ubuntu server?

I have recently installed Ubuntu Server and setup Samba I believe to use as a general use home server. How do I go about making this server available to my PS3 so that I can view my stored media on my ...
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2k views

How do I set up a reverse dns on Ubuntu 12.04 VPS

As far as I can remember when setting up my VPS and mail server on it, I had configured the mail server correctly. However, a few of my clients get SMTP errors, host mx1.zonnet.nl[62.58.50.9] ...
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855 views

How to host a website using Ubuntu 13.04 on my local machine

How do I do a complete BIND9 DNS Server Configuration with a hostname? Thank You so much for this wonderful answer. Although the talk here had been more on the lines of setting up a home based server ...
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97 views

Combine two hard drives

I have a PC with 2 physical hard drives, each is 500 GB (sda and sdb) I'd like to combine them in one large hard drive (1T). I couldn't find a clear approach on how to do it. I tried LVM with no ...
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142 views

Add right click sharing to Ubuntu Server 13.10 running Gnome-shell 3.8?

New to Ubuntu but some limited experience with other distros. I was trying out Ubuntu Desktop 12.04 LTS and I was able to right click a folder and share it on my home network. I wasn't crazy about ...
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342 views

ubuntu server/samba file sharing disconnection during use

I apologise in advance if i include needless information; Firstly my network is setup with ubuntu server 12.04 LTS -> netgear modem router -> ethernet cable -> belkin router as wireless access point ...
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308 views

Ubuntu virtual memory overcommit apparently hitting MySql performance

I have several installations using Ubuntu Server 10.04 and 12.04 LTS running on Dedicated and VPS with various hosting companies. I am hitting a problem where, especially on migrating to a new server ...
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331 views

Upgrade Apache 2.22 to a version that supports ECDHE

I'm trying to setup my Ubuntu 12.04 server installation to support perfect forward security. It seems that the default Apache 2.2.22 build does not support ECDHE. Any suggestions on a good way to ...
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127 views

Upgraded from 8.04 to 10.04, cannot boot

I upgraded an old, handed down web server with a heavily customized wordpress website from 8.04 Server LTS to 10.04 Server LTS using a guide I found on Ubuntu. This seemed to go fine. There were a few ...
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77 views

Infiniband + Maas?

I'm looking at setting up an HPC based on Mellanox Infiniband rather than Ethernet. Because I have many nodes to manage, I was looking at trying something new, like MAAS. I know Infiniband cards ...
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1k views

Xhost: Unable to open display (setting up Vino on VPS)

I'm currently trying to setup Vino (the VNC server) on a VPS of mine. However, whenever I try exporting and opening the display, it doesn't work. I've looked for hours last night for a solution for ...
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797 views

Problem connecting to isp server using xl2tpd as client. Ubuntu server 13.04

I have followed guides found on google and ubuntu support pages and can get xl2tpd connection up but only under the following conditions: 1 - ADSL model must be configured and connected to the ISP ...
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61 views

Which has precedence in Cobbler, profile or preeseed?

For Cobbler on Ubuntu 12.04 server regarding the network configuration (or any settings for that matter) which has precedence during the PXE install - the profile (cobbler system add ...) or the ...
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539 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 ...
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353 views

Terminal error: i2c i2c-0 sendbytes error -110

I am currently using a clean installation of Ubuntu Server 12.04 AMD64 and I keep getting errors popping up saying: [ xxx.xxxx ] i2c i2c-0: sendbytes: error -110 where x is the seconds the ...
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388 views

Server in LAN with two network cards, can't telnet / ping to the second even if it works

I have an issue with an Ubuntu 12.04 LTS (updated) server. For reasons too long to detail, it has got one eth0 interface assigned to 192.168.1.9 and one wlan0 interface assigned to 192.168.1.10. Both ...
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435 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 ...
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365 views

Awkward GPG error with Ubuntu Server running “sudo apt-get update”

I just installed raring 32 bit server on an old machine, it seemed to work fine, but when I try to run sudo apt-get update I get this error (I'm translating from Italian) E: GPG Error: ...
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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 ...
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1k views

SSH connections rejected after UFW allow 22

I am trying to setup UFW on a 12.04 server. SSH works great with UFW off. Setting root@ugvps:~# ufw enable Firewall is active and enabled on system startup root@ugvps:~# ufw status Status: active ...
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324 views

How do we allow a certain mac address in a FORWARD chain through iptables?

I set the iptables rules in default. # IPTABLES IN DEFAULT iptables -P INPUT ACCEPT iptables -P OUTPUT ACCEPT iptables -P FORWARD DROP How will allow a certain mac address in a forward chain? I ...
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2k 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 ...
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792 views

Another LXC Puzzle

So my server is running... Distributor ID: Ubuntu Description: Ubuntu 13.04 Release: 13.04 Codename: raring I stumbled onto lxc when I trying to find something to replace vmware on a small ...
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493 views

Ubuntu Server changing Monitor from DVI to VGA

i have a little problem with my Ubuntu Server 12.04. I installed it yesterday with a DVI monitor connected. With the DVI Monitor, everything works fine. But when I try to connect it with an other ...
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2k 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 ...
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126 views

Ubuntu server boots, then shows blinking cursor

My Ubuntu server boots but then shows a blinking cursor. It passes GRUB and I get the boot log output and all seems fine, however I get no shell after booting. I can boot into recovery just fine ...
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3k views

How do I setup a fine grained preseed with tasksel set to manual?

I am trying to preseed a netboot install of Ubuntu 13.04 (Raring Ringtail) x64. Work Setup My preseed configuration works fine as long as tasksel is not set to manual. For example: [...] d-i ...
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450 views

Trouble with local server, URL not found errors with some, but not all local sites

I am setting up my Ubuntu laptop for my new job and I am having a strange issue. They have a crazy environment setup that I got working on my local Ubuntu 12.10 machine with Apache and PHP 5.3 (had to ...
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183 views

Timestamp appears to be wrong on some log files

When I use scp to remotely check my server logs, the "last changed" timestamp on some files appears to be set in the future. I've double checked the local time and timezone settings on both my server ...
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5k views

kvm error in syslog says cpu0 unhandled rdmsr

I have a server that hosts about 20 KVM guest machines. It's syslog is, at times, flooded with messages like these: 00:17:36 vhost-server kernel: [ 157.835078] kvm: 3138: cpu0 unhandled rdmsr: ...
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415 views

How to get HAVP(HTTP Anti Virus Proxy) working?

I have a Ubuntu 12.04 server with HAVP(HTTP Anti Virus Proxy) with ClamAV and AVG. My dhcp server is a OpenBSD 5.2 router. If I connect manually to my Ubuntu server its works great, but when I'm ...
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1k views

Installing 12.04LTS Server on a Fake RAID10

Scenario Install Ubuntu 12.04LTS Server on a RAID10 with boot on a RAID1. 4 - 2Tb SATA Hard Drives 3 Partitions (/boot, /, and swap) boot (256Mb from each disk) setup in RAID1 /dev/md0 partition ...
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1k views

MGA G200e on Ubuntu Server 12.10

I'm trying to set up correct display resolution but the driver doesn't seem to work. r00ster@nix:~$ sudo lshw -C display [sudo] password for r00ster: *-display UNCLAIMED description: VGA ...
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135 views

Server setup for multi-site development web server with multiple contractors logging in?

While I've been using Linux for many years as a desktop OS I'm still a novice at the more serious server admin stuff. Basically I'm looking for a best practices that covers: Hosting many domains (I'm ...
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3k views

Server 12.04 machine does not respond to arp broadcasts

I just ssh'd into my old netbook (running as a CUPS server) running ubuntu server 12.04 and did a dist-upgrade (haven't done one in a while). Upon rebooting the machine, I can now no longer access it ...
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233 views

How to choose LVM mapping mode when installing Ubuntu server 12.04?

I would like to create a volume group with striped mode on top of 2 RAID-1 devices. The issue here is I cannot choose striped when configuring LVM at installation stage. It's always be linear.
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362 views

when installing /boot inside a lvm group, where do I install the boot loader?

I am setting a personal file/cloud server based on ubuntu server 12.04 and owncloud but there are certain things about the partitioning that I can't get my head around... Let's say for example I want ...
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551 views

Squid or DansGuardian: Which should pass content to an antivirus product for scanning?

I have an Ubuntu Server12.04 installation acting as a proxy server using Squid 3.1.19. Squid has been configured to pass content to SquidClamAV 6.10 to check for viruses (using icap): icap_service ...
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186 views

VLC 2.0.3.. can't enable http interface

I'm new to linux world, and happy with my ubuntu 12.04 64-bit server. I am working in a re-streaming project and got stuck around access the stream in the server. Already fixed quite issues, except ...
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275 views

What is an appropriate way to install Lustre on a ubuntu 12.10 cluster

I have a 24-nodes cluster installed with Ubuntu 12.10. What is the suggested way to install a relatively new Lustre version on such a cluster?
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445 views

dhcp server configured in ubuntu on vmware

How can I test a dhcp server running on Ubuntu in vmware? My dhcp configuration is: ddns: update-style none; default-lease-time 600; max-lease-time 7200; subnet 192.168.56.0 netmask 255.255.255.0 { ...
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507 views

ubuntu server 12.10 get input signal out of range on HP DL380 G4

After installed ubuntu 12.10 server on HP DL380 G4, I can't boot into it. And the LCD got message "Input signal out of range, recommened settings is 1280x1024". I can't see the terminal and tried ...
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203 views

unable to install Ubuntu Cloud setup on VMWare

I guess this is trivial and most commonly asked question, but I'd reiterate it again here as I'm not able to find a correct solution. I'm trying to install Ubuntu Cloud setup on VMWare using the ...