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

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6
votes
2answers
12k views

ifconfig not showing all IPs bound to the machine

I have configured multiple IP addresses on a ubuntu box, but when I run ifconfig it shows just one of them. I am able, however, to ping all other adresses assigned to this machine. ...
23
votes
8answers
58k views

simple method to install a mail server

I am looking for a simple way to install a mail server on my Ubuntu server. I would like to be able to receive and send emails though a webmail (e.g. roundcube). I have a domain name. The web server ...
0
votes
1answer
171 views

Ubuntu network remote accounts

Can I make an ubuntu network and have users be able to access accounts on multiple machines.
1
vote
0answers
177 views

bridge a connection and keep same ip and subnet

I have googled this for a while now but am not able to find answer to this question. I have my xbox bridged to my ubuntu pc. Everything works, maybe just gives an nat error now and then. I want to be ...
14
votes
3answers
7k views

Is there a tool for validating /etc/network/interfaces files?

I always like to test new config files before deploying them--with tools like apachectl configtest and named-checkconf. It's rare that mistakes crop up, but catching them before deployment ...
3
votes
1answer
7k views

E:sub-process /usr/bin/dpkg returned an error code (2)

I'm doing an upgrade with sudo apt-get upgrade After I press Enter: do you want to continue [y/n]? y dedconf: apt-extracttemplates failed:No such file or directory extracting templates from ...
6
votes
1answer
269 views

If a company is using ubuntu on its servers/dektops, does it have to pay?

a friend of my friend has started a small firm and given me the responsibility to erect all the IT infrastructure required? I'm basically a windows guy that too on the developer side. But recently I ...
4
votes
2answers
232 views

Upgrade Ubuntu Server from 11.04 to 11.10 without internet connection

We have application software that really likes Ubuntu Server 11.10. I need to upgrade several 11.04 servers to this version. Two questions: The servers that need to be upgraded do not have Internet ...
0
votes
1answer
299 views

Setting up putty key

really hope you can help me here, i have a 12.04 server and a linux pc at home which i set up ssh keygen for with no problems, i want to now gain laptop entry to the server [win7] using putty, i have ...
1
vote
2answers
8k views

Cannot change permission for /var/www/ [duplicate]

Possible Duplicate: problems with sudo permissions - /var/lib/sudo owned by uid I recently installed Ubuntu Server and put the GUI on so I can get the hang of Linux. However, I can't seem ...
2
votes
1answer
7k views

How to install Minecraft (Server)

I want to install the Minecraft server in my Ubuntu PC. It can be either the Ubuntu Desktop or Server. How should I proceed to installing the server?
2
votes
2answers
1k views

Disk Space Full

Setting up Ubuntu 10.04 server, the / disk space shows full under df, however the du does not show any of the space used. This has several mounts to Gluster FS'. I have tried a forced FSCK and to ...
0
votes
1answer
8k views

How do I install oracle jdk 7 on ubuntu server 12.04? [duplicate]

Possible Duplicate: How can I install Sun/Oracle’s proprietary Java 6/7 JRE or JDK? Folks, I'm new in ubuntu server. As I understand it, Oracle retired the Operating System Distributor's ...
1
vote
1answer
535 views

Mac mini 6,1 Ubuntu Server

I'm having some issues installing Ubuntu Server on my mac mini 6,1. It does boot on the USB stick, install run smoothly but then after I have a 'No Operating System Found' message when i try to boot. ...
4
votes
1answer
11k views

Ubuntu 12.04 Server ping gateway responds with destination host unreachable

I consider myself fairly avid with Ubuntu and Linux, but this one has me stumped. I built up a Xen Server using Ubuntu 12.04 as the base operating system. It has multiple domUs running on it. My ...
2
votes
1answer
3k views

mysql show databases not showing databases that are in /opt/bitnami/mysql/data directory

I have an ebs-backed ec2 ubuntu server which is running but unreachable. There are very stupidly no recent backups. I made a snapshot of the block, created a volume, spun up a new instance, ...
1
vote
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 ...
51
votes
6answers
86k views

How do I get resolvconf to regenerate resolv.conf after I change /etc/network/interfaces?

After updating /etc/network/interfaces with something very similar to below, how do I get /etc/resolv.conf to update? I tried (as root) resolver -u, service networking restart but they didn't work. I ...
3
votes
2answers
1k views

Resize options on Ubuntu server virtualbox grayed out

Running Ubuntu server guest on Windows 7. Guest additions are installed properly to the best of my knowledge. But the resizing options are greyed out. The screen stays the same size in full screen and ...
1
vote
0answers
261 views

How to run a local and external website on same computer with 2 NIC's, 2 Routers and 3 separate networks?

Hello and hopefully I can get some answers to my question, though I think I'm making it more complicated for myself than it has to be. My business is a used auto dealership, and I'm in the process of ...
1
vote
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 ...
4
votes
2answers
1k views

Is it true that there will not be 32-bit Ubuntu Server 12.10 ?

Is it true that there will not be 32-bit versions of Ubuntu Server anymore? If so, that's really unfortunate.
4
votes
2answers
9k views

Unable to ssh into Ubuntu VM running w/ a NAT ip address even w/ openssh-server installed

This is a fresh install of Ubuntu Server 12.10 running VirtulBox 4.8.2 on a Kubuntu 12.10 host. I have Ubuntu Server running w/ a NAT'ed IP Address (10.0.2.X or something like that). I want to ssh ...
0
votes
1answer
170 views

Is server alive app

I'm just wondering, is there an Ubuntu program to check if certain IP's are up ? I have a few servers and i'm searching for a small program\app\indicator to ping\telnet\tcp-connect my servers and ...
3
votes
2answers
9k views

mysql not starting

I have a server running on rackspace.com, it been running for about a year (collecting data for a project) and no problems. Now it seems mysql froze (could not connect either through ssh command line, ...
2
votes
0answers
511 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 { ...
0
votes
0answers
810 views

Screen resolution very low in tty with nvidia driver

I have this machine with a 1080p HD screen with a nvidia gforce GTS250 card and I just installed Ubuntu server 12.10. After the first boot the GRUB screen was in a wrong resolution, 1280x720. However ...
2
votes
0answers
554 views

Ubuntu Server 12.04 forked-daapd 5 minute time out issue [closed]

I have a server running ubuntu 12.04.1 LTS and I have installed forked-daapd but i am having the issue where forked-daapd stops working after five minutes of use. Has anyone been able to get around ...
1
vote
1answer
358 views

How do I stop color changes when quitting vi from a terminal emulator?

I have a problem with colors when using vi under Ubuntu 12.04. I'm connecting to my Ubuntu server from a PC, using PowerTerm terminal emulation software. I have PowerTerm set up to display black ...
3
votes
1answer
2k views

How can I get instant CPU load values?

I have made a server-client application in which based on CPU usage and load conditions it serves a file request to user. I am using /proc/loadavg values for this . But this utility gives values ...
6
votes
3answers
1k views

How does landscape calculate memory usage?

I'm trying to debug an OOM situation in an Ubuntu 12.04 server, and looking at the Memory graphs in Landscape, I noticed that there wasn't any serious memory usage spike. Then I looked at the output ...
1
vote
1answer
5k views

Personal Cloud Server [duplicate]

Possible Duplicate: Make my own Dropbox / Ubuntu One server at home Ok, so what I'm wanting to do is turn my old computer into an Ubuntu based cloud server that i can access from outside my ...
2
votes
1answer
76 views

How can I turn off my server when i am in the login screen?

I would like to turn off my server by pressing the power button. The problem is if I am in the login screen (I haven't logged in yet). Pressing the power button will not shutdown my server. How can I ...
2
votes
2answers
479 views

Rebooting from Ubuntu server - minimal desktop installation

I installed server 12.10 with the "--without-recommends ubuntu-desktop" option - this gives a minimal Unity GUI, without most of the addons for a desktop user. But now I cannot figure out how to ...
0
votes
1answer
3k views

Offline MySQL installation (Using deb file and no internet connection)

I downloaded MySQL's installation package and ran the following command after installing a fresh Ubuntu server. dpkg -i mysql-5.5.28-debian6.0-x86_64.deb It installed fine and then I tried starting ...
0
votes
2answers
681 views

ubuntu server file permissions auto-change

Hello im having a problem with a project of mine, i have ubuntu server 12.04.1 lts, the problem i'm having is that i everytime i upload a file through ftp i need to modify file permissions otherwise ...
6
votes
2answers
47k views

Adding a new user on Ubuntu server

I have been trying to add a new user. I typed in adduser then username and also tried useradd then username. It does seem to add a user, but when I login I only get a dollar sign instead of ...
0
votes
1answer
188 views

Trouble installing Server 12.10 - Dead keyboard, Blank Screen, Network Config [closed]

Installing 12.10 server from cd - minimal installation: basic system, ssh server,postgreSQL, manual updates. Hardware is brand new HP server that also runs Win 2003 Server Standard as a DNC ...
2
votes
1answer
436 views

Insane load average after reboot

After doing a reboot of Ubuntu server 12.04 LTS (after an apt-get dist-upgrade) my server load (on a 16GB) machine goes insane (around 80) for about 10 or 15 minutes The only things I can think of is ...
-1
votes
1answer
5k views

how to set up an cluster server for minecraft hosting?

I want to know how to make an hpc cluster server to host minecraft I want to use this server for gaming and other Ubuntu desktop tasks I want to use vnc for this server to log in anywhere on the ...
2
votes
0answers
526 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 ...
1
vote
0answers
1k views

Vsftpd upload “permission denied” issue

Hi i have installed and configured ftp server on ubuntu 12.04. vsftpd.Config #anonymous_enable=YES write_enable=YES. when i drag and drops files to the Sever with filezilla, it fails: ****550 ...
1
vote
2answers
12k views

How to enable SSH access using root account

I have enabled the password for root using the command #passwd root and now I want to connect to the server via SSH as root. I am unable to do this and somehow the root account cannot be accessed via ...
1
vote
3answers
4k views

Set up Ubuntu Server 12.04 for my office

As I have great interest in Linux, I suggested my GM to update my office server to Ubuntu. He agreed to buy a new server (Hardware) after explaining him the good things about Linux & bad things ...
1
vote
1answer
818 views

Dual Boot Ubuntu Server Edition and Windows 7 Professional

I've dual booted Ubuntu desktop edition with windows but id now like to dual boot Ubuntu Server Edition with Windows 7; I have Windows 7 installed on my laptop and I'd like to install ubuntu server ...
2
votes
1answer
714 views

squid on ubuntu server stops working in specific time period for specific websites

I have newly set up a proxy server for about 210 users. It runs ubuntu server 2012 and squid3. The problem is just after 1:30 am, if the users try to open google.com, youtube.com, facebook.com or ...
7
votes
3answers
4k views

'/'var/www/' vs '/home/$USER/public_html'

I recently started using Ubuntu as a LAMP server. I've come across plenty of tutorials that say to place the files at '/var/www/' and I've also seen others that put them in '/home/$USER/public_html/'. ...
9
votes
4answers
65k views

How do I show active dhcp leases

Not experiened with Ubuntu. Set up a dhcp server about a year ago but don't remember the command to see the active leases.
2
votes
1answer
252 views

Locked out of drive on Ubuntu Server

I was trying to delete some torrents that I had downloaded with transmission-daemon and was unable to from my samba share on windows due to transmission's default file creation permissions. I ...
1
vote
3answers
3k views

Cant connect to my SSH remotely

I have ubuntu 12.04 and I am trying to connect to my SSH server remotely, I get authentication denied because the password is incorrect. However, when I connect to my machine from my local network ...