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.

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60 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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1answer
420 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 ...
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1answer
229 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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4answers
6k views

How to set up an SSTP Server

Is there a way to set up a linux based, preferably ubuntu, SSTP server? I know there is a SSTP client available on sourceforge, but I can't find a server. To be clear: I do NOT want openVPN, I want ...
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2answers
910 views

How to build a personnal cluster?

I have a debian server running some services (mail, web, git, mysql...). But it is alone, meaning that if it breaks, I have to repair it to access my services. I'd like to put a second server so that ...
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1answer
301 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 ...
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1answer
586 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
76 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 ...
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2answers
389 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
50 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 ...
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1answer
1k 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?
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3answers
8k views

Why isn't there a server edition for Fedora like Ubuntu? [duplicate]

I was looking for a server edition of Fedora to download, and just found that they don't have one. It's very strange to me. If Ubuntu has both desktop and server editions, why doesn't Fedora follow ...
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3answers
591 views

How do I choose between Unix / Linux and Windows in a Server environment?

I need a server, and I'm used to windows at home and in the office, but it seems that Unix / Linux is an option, but I don't really know what it is. I don't know which one to get, how do I choose? ...
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1answer
2k 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
116 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 ...
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3answers
111 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 ...
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1answer
79 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?
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4answers
1k 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 ...
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1answer
103 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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4answers
3k views

How to recover from a chmod -R 000 /bin?

And now I am unable to chmod it back.. or use any of my other system programs. Luckily this is on a VM I've been toying with, but is there any way to resolve this? The system is Ubuntu Server 12.10. ...
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2answers
125 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
votes
1answer
59 views

Sharing /boot between two Ubuntu 12.04 Server installations?

This question may seem trivial at first sight, but it has certain implications and I'm wondering what is the recommended path to take here. Assume the following scenario: a server system. The default ...
2
votes
1answer
68 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
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1answer
87 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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0answers
92 views

Samba and Active Directory limitations

I was wondering if somebody could help me with a question on a networking assignment I have do do with Active Directory and Samba working together (I chose SAMBA). I understand using a Samba domain ...
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1answer
2k views

How can I set up a usb printer as a network printer using a linux server?

Basically right now I have a USB only printer, it's very nice. There are 5 people in my household and we all are constantly wanting to use the printer. Windows has a built in way to share the ...
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0answers
125 views

CUPS Color & Black and White

Yesterday I set up CUPS to turn a USB printer into a network printer. All of the print jobs are being sent to the server from windows and it's working great except for one problem. When I set the ...
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1answer
281 views

Upgrading Debian Squeeze to Wheezy - Should updatedb.conf be kept or replaced?

A similar question to Upgrading Debian Squeeze To Wheezy - Should conf' files be kept or replaced?, but in my case it concerns a different conf file and I am not on Linode. I am upgrading a VMWare ...
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3answers
1k views

how can I find out my server's subnet mask via SSH

Hi I use media tamples dv server... I connected it via SSH with putty.. I need my server's IP address and subnetmask. I know the IP address but I don't know the subnetmask. How can I find out my ...
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0answers
329 views

Can /mnt/hgfs/'shared folder' be used as apache root?

I have an Ubuntu Server (12.04) running on my development machine. It is in a VM. I have succeeded with the task of setting up Apache2, MySQL, and PHP. I can access the server from my host browser ...
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2answers
109 views

Remote backup of local server applying Rsnapshot

I have a server which uses Rsnapshot to take snapshots of folders in miscellaneous computers within a Lan. I would like to have another server located remotely that is to serve as a backup to this ...
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vote
1answer
357 views

How can I test whether the output from a command is null or empty string? [closed]

I'm trying to get a pre-commit hook script to work on our old SVN box. It's very old, running Ubuntu Server 8.04. This script: @echo off :: :: Stops commits that have empty log messages. ...
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1answer
76 views

Keep the ssh session

I am using Macbook developing a client application. I want to access server logs, so I opened a shell terminal and established a ssh connection to the server and access the log file there by ...
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2answers
197 views

How can I get Fedora and Opensuse server edition?

I want to get server edition for Fedora and Opensuse. I've visited their respective sites, but there is no specific server edition in the download section. So how can I get the server edition for ...
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2answers
164 views

Unable to chown recursively

I'm using this command: chown root:www-data /var/www/example.com -R but I get an error message that the directory is not listed. What is wrong?
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0answers
98 views

uploading from Netbeans to remote CentOS server failed

I have a php web application on Netbeans on my Ubuntu , and server is CentOS on a virtualBox . Suddenly uploading to server stopped and I'm getting these errors for non-root user : Failed: file ...
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0answers
154 views

Postfix address resolver + loopback to root problem

Ubuntu Linux 12.04.1 With LAMP stack. The goal is to setup a web server that can send mail via the PHP mail() function, which uses localhost. The mail must then be relayed to an ISP domain ...
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0answers
163 views

Samba guest access

I have a home server with samba. with windows i can access and make folder(always with permission 777) like guest( no password ) without problem. But with linux, when i mkdir i can not modify this ...
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3answers
12k views

FreeNAS versus a regular (CentOS/Ubuntu) linux server?

I'm looking to build a medium sized (6TB, mini ITX board) server for personal use. Most importantly, it will serve as a seedbox and will store a whole lot of data. I will be accessing the data over my ...
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vote
2answers
921 views

How to simulate unplugged network cable or down server?

I have simulated network latency with netem and It's great. Now I want to simulate unplugged network cable or when server goes down. I need this to make testing of my application easier and I couldn't ...
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1answer
100 views

Problem in connecting server to Internet

I just have setup a Linux server. But currently I am having problem in connecting to the outside world. I am not able to do wget,apt-get or ping. Here ar some relevant details: $ping google.com ...
3
votes
1answer
3k views

Cannot reach outside network or IP after upgrading to Ubuntu 12.04

I am running Ubuntu 12.04 on my server but since the upgrade from 10.04 I can no longer reach any outside sources of the server. I can SSH into the box, but from inside here I can not reach anything. ...
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0answers
314 views

NFS server optimization for maximum performance

I'm looking for maximum of performance for a NFS mount. I'm on local network, it could be completly unsecure, the performance is the most important in my case. What I already found : In /etc/export ...
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2answers
450 views

Mount a folder without noexec

Is it possible to mount a single folder without the noexec option. I have a situation in which a web app in the users home folder on the server has to be mounted without noexec to run correctly, ...
3
votes
2answers
7k views

How to display open file descriptors but not using lsof command

Hi I have read Here that lsof is not an accurate way of getting the number of File Descriptors that are currently open. He recommended to use this command instead cat /proc/sys/fs/file-nr While ...
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2answers
189 views

Can Linux PC serve as network router?

I was wondering if it is possible for Linux PC to substitute router in small networks. I'm not expert in networking so this question may be stupid, but I don't see why one should not use Linux ...
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3answers
261 views

Make Apache view hidden files (Solaris)

Is it possible to make an Apache server like this Apache/1.3.41 Server at user.it.uu.se Port 80 display hidden files (i.e., those who start with a dot) in a specific directory? I have some ...
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1answer
123 views

Altered fstab - no longer able to SSH or access http

I might have done something stupid on my person debian server - I altered the fstab file. I changed udev to dev to try to fix a mounting issue in /dev/sda1 but after I restarted the server, I cannot ...
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3answers
534 views

SUID permissions - Which is correct?

Trying to secure a Linux server and have little experience with SUID. After executing find / -perm +4000 many programs were discovered. I have seen conflicting advice here and hereon what should ...
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2answers
89 views

how to require sudo to view files?

I have a ssh server. I allow people to connect to it if they want. I do my programming homework on it. I am in trouble with my teacher because people were cheating off it. I need to know how to ...