A server is a computer program running to serve the requests of other programs or a physical computer dedicated to running one or more such services. See http://meta.unix.stackexchange.com/questions/3066/burninate-server before using this tag.

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Drive auto mounting as read only (errors=remount-ro) [closed]

My system (12.04 Ubuntu LTS) is auto-mounting as read only and I have no idea why. Output of fstab: cat /etc/fstab # /etc/fstab: static file system information. # # Use 'blkid' to print the ...
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1answer
55 views

terminal hangs after start up of red5 server

Every time I start up the red5 server it works but hangs so only way to stop it is to close terminal window, I've never been able to command start and stop it and go on to something else without ...
1
vote
1answer
71 views

Server socket location, startup and monitoring

I'm writing a server on a shared development desktop that moonlights as a server. This is my first attempt at writing a linux server for someone else on a shared box. I'd like to conform to unix ...
3
votes
1answer
336 views

How to properly setup user/groups/permissions for a web server?

I spent all day figuring this out, but without success, so hopefully I can get some help here: I have Ubuntu 13.10 VPS server with nginx, PHP 5 and MariaDB installed. I created custom system user ...
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1answer
129 views

Run a GUI OS via a hypervisor from a Linux server terminal?

Is there a way to run a VM hypervisor, such as VirtualBox directly, from say, CentOS? Let's suppose that I want a high-efficiency server, but it can host guests with GUI-enabled OS's. Additionally, ...
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1answer
51 views

Server running but not serving

I have a simple python flask server that is started by start-stop-daemon. It was running well last week, and this monday I see that it is not serving anymore (curl http://localhost/mypage takes ...
5
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2answers
277 views

Create a computer lab using Linux [closed]

I would like to know, how I can create my own Linux lab, like the universities Linux labs. I mean OK, I can install for example Fedora to all my 4 PCs, but how I can login from different computers, ...
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2answers
166 views

Configuring CentOS apache server to default to a specific port for ExpressJS and Node

Completely new to Linux and virtual private servers so please bear with me. I have a webapp built on ExpressJS and NodeJS that runs on port 5000 of my server, accessible via web by typing: ...
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0answers
249 views

Proftpd and Webmin - directory limits

I use proftpd and configure it via Webmin. I want to limit users access to certain directories Their homes /sample So I go to Files and Directories->Limit users to directories and option: Home ...
2
votes
1answer
155 views

Whonix no DHCP offer received

Hi I'm on the last step of setting up Whonix physical isolation and can't get the gateway to see the workstation. I'm confused because on the page linked below where it says 'Host Network' and 'NAT ...
2
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1answer
212 views

With NIS users, how to find out which users are currently logged in?

I'm using a NIS server to control 100 clients. I'm using NIS for centralized authentication and NFS to share the home directory. The main problem I'm facing is that I cannot find out which users are ...
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2answers
1k views

I am trying to open port 19132 on my Ubuntu server, but not working

I am trying to set up a server for my son to play Pocketmine. This is a PHP server and it is running on port 19132. I have opened this port on my router and if I run another server, like a Rails ...
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1answer
1k views

Why FreeRADIUS service won't work on Centos ?

I have installed FreeRADIUS server on centos via yum successfully, but I couldn't start radiusd service. when I run as root user and exec the following radiusd -X an error is occurred. [root@IgorAAA ...
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2answers
273 views

I want a static IP address for my (network? or computer?)

Me and two friends have been making a video game. We've thought about download hosting a bit, but found that Mediafire, Box, and those sorts of file-hosting sites' maximum free file-upload size is far ...
5
votes
2answers
411 views

Unable to login via ssh after several months [closed]

I have a Dell Poweredge running Ubuntu 13.04 in my office to serve up an interal web-app address system. It has been at least a 2 months possibly 3 since my last login. Everything is running great, ...
2
votes
1answer
331 views

How to respawn vpnc when it stops?

As root, I've setup a crontab rule that launches vpnc everyday early in the morning (before I arrive at my workplace). But it often occurs that the vpn stopped mid day. As a result, I have to sudo ...
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2answers
1k views

DNSCrypt, Unbound and DNSSEC

I would like to have an encrypted DNS queries + a DNS Cache + Domain Name System Security Extensions (DNSSEC) . I used this bash script to install DNSCrypt and I choosed to use dnscrypt.eu servers : ...
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2answers
423 views

shutdown ubuntu server after 2 days at midnight

without using a cronjob how would I have a ubuntu server shutdown after 2 days (2880 minutes) at midnight? The essence of what I want to do is this: bash shutdown -r +2880 00:00 which would tell ...
0
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2answers
621 views

light linux server for small business [closed]

I want to convert my old pc (733Mhz CPU, 40 Gb HD, 256 Mb RAM) to a nexus server(Local Maven repository). I don't need no GUI. I have read about puppy, MacPup and Lubuntu here, but I don't know if ...
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1answer
124 views

How to upgrade debian VM with more CPUs

For some reason whoever built the server I'm working on only gave it 2 CPUs in the hyper-visor, I can easily give it 4, but I'm positive that will break it, the kernel will not recognize the others.. ...
1
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1answer
107 views

How to find out which virtualisation technology is used on Linux VPS server? [duplicate]

I have access to some Debian Linux vps servers, however I cannot access their controls panel directly: only server administrator himself can do that. Is there any way to find out what visualization ...
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0answers
8k views

No route to host using ssh [closed]

I have a issue with remote server connection using ssh. I have a serverA on xxx.xxx.xxx.xx1 with default port 22. I have an another serverB on xxx.xxx.xxx.xx2 same default port22. Now I want to ...
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vote
1answer
152 views

Setting up server to share music with tv

Can someone please point me in the right direction? Hopefully first by letting me know if this is possible... I recently purchased a home theater system which you plug via hdmi into the tv. It has ...
0
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1answer
60 views

Transfer Ubuntu server 10.04 to another 13.04 [closed]

I am totally new to Linux administration and now I have big problem. I have old server with some sites, databases, programs etc that is Ubuntu 10.04. Because of too much users I rented new better and ...
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2answers
911 views

Does the mail command require a mail server?

Does one need to set up a mail server before being able to use the linux mail command?
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1answer
491 views

Archlinux VGA video problem

I have an old HP DL380 G4 server that I'm trying to load Archlinux onto, but I've run into a bit of a snag. I went all the way through this guide, and everything seemed to go smoothly, but when I ...
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0answers
412 views

How can I connect to my RPi NFS server using version 4?

I've set my Raspberry Pi up as an NFS server, but I cannot connect to it with NFS version 4. However, version 3 works. From my Kubuntu 13.04 client: $ sudo mount -t nfs -o proto=tcp,port=2049,vers=4 ...
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2answers
608 views

the difference in used hard drive space as shown by df and du is HUGE!

It seems that du discounts the #open files when calculating the disk usage, and this hit me when I saw that df is showing 100% usage, while du says only 40% is in use. when i looked up on this, i ...
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2answers
152 views

Where can you find the answer to the following question: “How do you get the NUMLOCK key to default to on for the GUI console?”

This is on a fedora machine. I have to look in man pages first to find the answer, if not then in an info page. If the answer is not there then I have to use the internet to find the answer. It is on ...
0
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1answer
70 views

How to forward port after tunneling

Today I have read this question and answer (How does reverse SSH tunneling work?). I tried it out and it worked perfectly however I want to know one thing. Say I have a web server running on port 8000 ...
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vote
1answer
2k views

Why do I get kicked out of a FTP session once I run a command?

Why do I get kicked out of a FTP session once I run a command? It seems that once I successfully login into a server is get the following after running a command such as "ls" (I've enclosed the error ...
0
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1answer
866 views

How to run a shell command in a server?

I am fairly familiar with computers and web stuff but this is a bit out of my comfort zone. I have a shell script (.sh file) I want to run in a Linux server I have one site hosted (the script is a ...
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1answer
692 views

Difference between Debian 7.1 and Linux Mint 15 Debian

What is the main difference between Debian 7.1 and Linux Mint 15 Debian besides look and Desktop Environment. Basically with a special reference to security stability, and updates if you are going to ...
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0answers
111 views

MailScanners: spamassassin vs spamd & clamav vs clamd [closed]

I'm trying to decide which method is better question for you today. I'm running a Debian+Sendmail(w/TSL+SASL)+MailScanner+SpamAssassin+Clam setup. I'm wondering which is a better way to execute my ...
2
votes
2answers
844 views

How to change default permissions of files created by a process?

I'm running a game server (unreal tournament 2004) on Centos 6 x86. I use a sh script to start it in a background process. This process (game server) creates different files (demos, logs) and they all ...
2
votes
2answers
998 views

Find out screen id

I want to start a program with SSH using PHP, which works fine, but now I want to kill the screen with PHP, but the only thing I know is the name of the screen. How do I find out the screen ID ...
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3answers
74 views

Virtualizing a Low End Virtual Server

I have started to teach the lesser fortunate children in my area about technology and computers in general. Some of them show some real promise and I'm planning to introduce them to Linux and Open ...
0
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1answer
4k views

What's the approximate percentage of Linux servers in the world? [closed]

I did so many searches on search engines, but could not find a relevant solution. Is there any research or source that shows an approximate value for servers?
2
votes
1answer
4k views

Unable to ssh into Ubuntu 12.04 LTS [could not resolve hostname (hostname): Name or service not known

I'm just starting with a clean install of Ubuntu Server 12.04. I've run: $ sudo apt-get update $ sudo apt-get upgrade I've added the following to /etc/hosts: 127.0.0.1 (hostname) The file ...
2
votes
1answer
145 views

Redirecting mail to Gmail

I'm trying to set up the redirection of all emails to my VPS to my Gmail account because it's easier to handle. At the moment though, it is not working, and I can't see why. I have tried a few ...
3
votes
3answers
296 views

What is the recommended way of checking running services?

I'm often exposed to various GNU/Linux systems including CentOS, SLES and Debian. I want to know: what is the recommended method of checking all running services across these systems? I am aware of ...
1
vote
1answer
136 views

Accessing Apache server over the Internet [duplicate]

I'm trying to access my Apache server over the Internet. When I use my external IP to connect from a different system, my router's welcome page is displayed. How can I access the server?
2
votes
4answers
5k views

SSH not working from one specific computer

I can connect from every other computer on the LAN, as well as externally. It connects fine to other machines running SSHD. When trying ssh with verbosity, I get the following readout: $ ssh -vvv ...
3
votes
4answers
3k views

List of servers to check for SSH availability

I have a list of IP address that I need to SSH to and log if I could get to them. I would use a Ping script, but DNS might have already reassigned the address. I do not care about the ones I can't get ...
1
vote
1answer
421 views

CentOS vs RedHat on hp DL 380 G5

hp lists downloads for: » Red Hat Enterprise Linux 5 Server (x86) » Red Hat Enterprise Linux 5 Server (x86-64) » Red Hat Enterprise Linux 6 Server (x86) » Red Hat Enterprise Linux 6 Server ...
0
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1answer
125 views

Mail server installation in Cent OS 6.2

I have a server with a dedicated IP. I didn't take any domain yet. CentOS 6.2 is installed on this server. I tried to install mail server in it and followed these links exactly. The Perfect Server ...
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2answers
150 views

Benefits of rpm over deb in the context of a server? [closed]

This related question What are the pros/cons of deb vs. rpm? seems to be more focused on personal computers, but in the context of a server, why do most of the servers run either RedHat / CentOS or ...
2
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1answer
79 views

Running services without sudo

I want to run a nodeJS web server on a couple of machines which I don't have sudo access on. What would be a good way to do this? The two requirements are: running the service without being ...
2
votes
1answer
108 views

How can I be sure that access to my home server from my home network is not done via Internet?

As advised in this question: Network file-sharing between Linux and Android, I have decided to use ownCloud to store files on my home cloud server. However, my needs have changed a bit. I want to be ...
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2answers
1k views

Git pull error libcurl.so.3 not found

I have a php script to git pull from my github repository set up in my webservice hook urls like so: <?php echo shell_exec('~/git/usr/bin/git pull 2>&1'); ?> When I open this script ...