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

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30
votes
3answers
34k views

How can I see what ports are open on my machine?

I would like to see what ports are open on my machine, e.g. what ports my machine is listening on. E.g. port 80 if I have installed a web server, and so on. Is there any command for this?
8
votes
1answer
11k views

How to set up PHP with Nginx, APC and PostgreSQL?

I use Ubuntu Server 10.10 and I would like to set up a web server environment with NginX, PHP 5.3.3, PostgreSQL and preferably APC and PHP Suhosin. I have already set up PostgreSQL with apt-get ...
10
votes
3answers
1k views

How do software updates work?

I would like to know how software updates work for my Ubuntu Server 10.10. I have been recommended to use apt-get install for installing new software and apt-get update for updating software for a ...
1
vote
2answers
2k views

How to use DRBD for entire system replication

I have installed and configured DRBD on my Ubuntu 9.10 Servers, by following the links below. link text1 and link text2 I'm in a plan to configure Ubuntu Servers for High Availability, so i have ...
2
votes
1answer
171 views

Hot features of Ubuntu [closed]

What are the hot features we find in Ubuntu?
8
votes
3answers
606 views

Remote administration of a server?

I'm going to install a ubuntu server to provide email, ftp and maybe webserver services too. I dont want to install a gui for the server, but I'd like to administrate it remotely. I was thinking in ...
34
votes
4answers
18k views

What's the risk of upgrading over SSH?

When I run sudo do-release-upgrade over ssh, I get the following message. This session appears to be running under ssh. It is not recommended to perform a upgrade over ssh currently because in ...
8
votes
2answers
11k views

Can Ubuntu server connect to a WPA2 encrypted wireless network?

I'm planning to maybe install Ubuntu server on an old machine. But my question is: can I install Ubuntu server on a machine and have it connect to my home network - wirelessly? I can't use a cable in ...
6
votes
1answer
4k views

Clean Install Of Ubuntu Server over the network?

I have an install of Ubuntu server, I was recently fooling around with it, and as all learning processes do, I messed a few things up. I would this box to be secure and reliable in the future, So I ...
2
votes
2answers
5k views

Setting Up Audio on a Server Install

I'm running on a clean install of 10.10 Server edition and have alsa-base, alsa-tools, alsa-utils, alsaplayer, and alsa-firmware-loader installed. At one point I installed pulseaudio, but I have since ...
10
votes
4answers
56k views

How do I list new drives so I can partition and format them?

I added a bunch of drives to an external enclosure and attached it to a server via eSATA and now need to get them ready for software raid. However they do not appear under fdisk -l I've tried looking ...
6
votes
3answers
2k views

Can not upgrade Server Edition

Can someone tell me how can I upgrade my ubuntu server 10.04 to ubuntu server 10.10? I try: sudo apt-get install update-manager-core sudo do-release-upgrade Output: Checking for a new ubuntu ...
4
votes
2answers
197 views

What's the best way to automatically apply server updates?

What's the best way to automatically apply security updates? Or any updates for that matter?
5
votes
1answer
8k views

How to install ubuntu on Microsoft Server 2008 R2 Hyper-V?

Is there a way (now or in the future) to install ubuntu-server-64 on a Microsoft Server 2008 R2 Hyper-V? I tried this quide: http://www.panterlo.com/2010/10/10/ubuntu-10-10-and-hyper-v-r2/ but you're ...
0
votes
0answers
168 views

Installing Ubuntu server on 180 machines - what tool(s) do I have (except clonezilla) [duplicate]

Possible Duplicate: Best way to clone Ubuntu installation (copying to identical hardware) I need to install Ubuntu on 180 servers. Since all are identical hardware, I want to install ...
2
votes
2answers
866 views

Unable to change encoding to utf8

Hey! I am having this really strange problem. I can't convert a file to utf8 it's always in us-ascii. I have tried this: iconv --verbose --output=test2 -t UTF-8 test (I have also specified ...
4
votes
2answers
2k views

Accesing ftp files through terminal?

After connecting to a local ftp server, how can I acces the files through the terminal?Thanks in advance.
1
vote
1answer
6k views

How to open ports for outside traffic? [closed]

I recently installed Ubuntu Server on an old machine, to set up a website with family photos etc. It is connected to the Internet via my home router (WRT160Nv2). I set the connection up with a static ...
8
votes
1answer
6k views

Server does not recognize second VirtualBox Adapter

I have installed Ubuntu Server 10.04 as a guest operating system under VirtualBox 3.2.10. My host system is Ubuntu 9.04 I have configured two network adapters for the guess (a NAT one and a host-only ...
4
votes
2answers
1k views

About the architecture of Virtual-Machine

System information: Ubuntu SMP Thu Sep 16 16:05:42 UTC 2010 x86_64 GNU/Linux Virtual Marchine: VirtualBox 3.1.6_OSE r59338 linux.amd64 I wanna to install a virtual system with x86-64 in Virtual ...
1
vote
1answer
305 views

DenyHosts SERVER_SYNC option, call for anecdotal reports

I'm securing my ssh server with DenyHosts, and decided to dig into DenyHosts' configuration to make sure things looked good. There's an option called SERVER_SYNC, that makes an xmlrpc call and seems ...
1
vote
1answer
350 views

Cannot connect through wireless interface on a server?

lshw -C network shows *-network description: Wireless interface product: AR5001 Wireless Network Adapter vendor: Atheros Communications Inc. physical id: 0 bus ...
7
votes
5answers
8k views

How can I sync my home folder over network and internet?

I use my laptop with Ubuntu-desktop to do all my work, but I also have a low-end desktop over at my office just sitting there. I've decided I'm going to install Ubuntu-server on it and use it to ...
5
votes
4answers
2k views

What way is best for backing up apache2, mysql, cvs and webmin configuration files [closed]

I've Ubuntu 9.10 cloud servers running. I'll be using server administering gui tool 'webmin' for backing up resources like apache configuration files, mysql, cvs, the directory /var/www, and the ...
2
votes
4answers
1k views

Server on Atom D410?

I am new to ubuntu (I am old time windows user and now want to shift my box). I want to setup my new dev box. I have selected following config for the PC Processes - Atom D410, 1.6 Ghz, (512K ...
8
votes
3answers
28k views

How to enable ufw firewall to allow icmp response?

I have a series of Ubuntu 10.04 servers and each one has ufw firewall enabled. I have allowed port 22 (for SSH) and 80 (if it's a webserver). My question is that I am trying to enable icmp echo ...
1
vote
0answers
17 views

What happens if rsnapshot / rdiff-backup gets interrupted in the middle of a transfer? [duplicate]

Possible Duplicate: What happens if rsnapshot / rdiff-backup gets interrupted in the middle of a transfer? What happens if rsnapshot or rdiff-backup gets interrupted in the middle of a ...
2
votes
1answer
1k views

How to share a remote mounted folder using sshfs?

I used the sshfs app to mount a remote folder. The problem now is that I can't seem to share it. I can see all of it's contents when I directly do an ls and I also see it in the mount list when I run ...
3
votes
3answers
2k views

Preseeding Ubuntu Server

I am in the process of creating an automated install disc for Ubuntu Server 10.10. Is it possible to setup package selection within the preseed file (what groups of packages to install etc.)? If so ...
12
votes
5answers
27k views

Is there a tool for web based system administration?

What web based system admin tools are there for Ubuntu? Basically I want to setup a headless server at home and want to make it easy for my family to change some settings. I'm familiar with Webmin but ...
5
votes
4answers
2k views

Can I create a 4TB Raid 1+0 volume?

I'm thinking about setting up a NAS based on Ubuntu server, but before I invest the money, I want to make sure what I want to do is possible. What I'm thinking is a 4x2TB Raid 10, so my usable ...
86
votes
8answers
361k views

How do you restart Apache?

I switched from SLES to Ubuntu and now I want to restart my local server. In SLES I used : rcapache2 restart but this somehow seems not to work in Ubuntu. :( How do i restart my Apache?
1
vote
2answers
1k views

iptables & nmap on ubuntu

The following are my iptable rules on a ubuntu cloud server: cat /etc/iptables.rules: *filter :INPUT DROP [598:41912] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [456:35354] -A INPUT -i lo -j ...
1
vote
2answers
3k views

How can I setup nightly backups via the command line?

I'm running Ubuntu Server and I'm looking for an efficient way of performing nightly backups of particular directories using cron. However, since the computer isn't always on, I'd like it to just run ...
72
votes
18answers
94k views

How do I free up disk space?

My Ubuntu cloud server has left only 900MB of disk space. I'll just empty the directory /tmp and wondering if there is any other location to clean up.
0
votes
1answer
822 views

Upgrading Mono on lucid? getting “version 2.4 (tarball Fri Oct 2 12:47:18 CEST 2009)”

im having some issues when trying to upgrade Mono i have added to the sources.list deb http://badgerports.org lucid main tryed upgrade, seemd to runed fine, but i get mono -V Mono JIT compiler ...
4
votes
3answers
10k views

add repository to ubuntu from terminal with pgp key

How do i add the pgp key from a terminal? i have added the deb http://badgerports.org lucid main to sources.list and when i do a sudo apt-get update i get W: GPG error: http://badgerports.org ...
36
votes
7answers
91k views

How to find out how much disk space is remaining?

What is the command to find out how much disk space is being used/remaining?
2
votes
1answer
566 views

Installing libapache2-mod-python removes cacti

I'm trying to install Django on a machine that is primarily a network administration box; it has nagios and cacti installed on it. I went in today to install Django, and when I followed the following ...
10
votes
3answers
850 views

Tab completion for commands

I've noticed on the Desktop version when typing commands like sudo apt-get install mysq I can tab complete like when resolving file paths. However in the server edition this does not happen. Is there ...
2
votes
1answer
1k views

Can I transparently compress some files on a samba share

We are running an Ubuntu server which is a primary domain controller for several Windows XP clients using samba. Some of our processes running on Windows generate huge amounts of xml files. ...
3
votes
1answer
819 views

Remove locale from the system

For some obscure reason, my /var/lib/locales/supported.d/local file contained an extra locale that typically should not be there (in my example, pl_PL.UTF-8 UTF-8). I ran sudo dpkg-reconfigure ...
8
votes
5answers
10k views

Why is dhclient saying: “SIOCSIFADDR: Permission denied”?

I have encountered a very weird error on ubuntu-server (8.04), I have no idea why dhclient is not allowed to set the network settings! I'm not the one who installed the server in the first place, so i ...
3
votes
1answer
1k views

Installing server on unsupported Areca RAID Controller

I just got a new server that has a brand new Areca 1880 Raid controller which the built in arcmsr module does not support. Areca has updated module source code available on the cd that came with the ...
5
votes
3answers
638 views

Is possible to make symlinks that 'follow' the file?

Behavior: me@local: tree . |-- ba | `-- file.txt |-- foo | `-- file.txt -> ba/file.txt `-- foobar now, let's say i move the file.txt from ba to foobar: me@local: mv ba/file.txt ...
15
votes
2answers
7k views

Switching a server to static IP from DHCP

I am running an Ubuntu 10.04 server installation and I recently had to switch it from DHCP to static ip. I edited /etc/network/interfaces file and switched iface eth0 inet dhcp to iface eth0 inet ...
4
votes
2answers
487 views

Is it possible to use a small LCD to display load?

I'm putting together a super cheap rackmount server and it would be nice to have a little lcd in the 5.25" bay. I'm looking for the cheapest lcd that I can write out the cpu load to. Anyone done this ...
5
votes
3answers
2k views

How can I divide processes amongst multiple computers

I have a spare computer that has Ubuntu server edition (10.04.1) installed on it and was wonder if there was a way to use my server to help processes data on my Ubuntu desktop (same release). I would ...
5
votes
2answers
2k views

A partitioning scheme for ubuntu server

I am setting up an ubuntu server to be used for experimentation, testing and learning. Basically with LAMP and then setting up WordPress and most likely Drupal. I also plan to experiment with setting ...
5
votes
2answers
407 views

Patch for new 64bit kernel vulnerability?

I read about the 64 bit kernel vulnerability in the linux kernel today (9/20) Link to article I have an ubuntu server 10.04 and 8.04 in my organization. My question is could I just use the apt-get ...