Linux Tutorials on the topic “linux”

• Step-By-Step Configuration of NAT with iptables

  Author: ganesh35 • Tags: kernel, linux • Comments: 30

  Step-By-Step Configuration of NAT with iptables This tutorial shows how to set up network-address-translation (NAT) on a Linux system with iptables rules so that the system can act as a gateway and provide internet access to multiple hosts on a local network using a single public IP address. This is achieved by rewriting the source and/or destination addresses of IP packets as they pass through the NAT system.

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• Step-by-Step IPP based Print Server using CUPS

  Author: ganesh35 • Tags: linux • Comments: 6

  Step-by-Step IPP based Print Server using CUPS  This tutorial describes how to install a Linux print server with CUPS. It also covers the installation and configuration of printer drivers on the print server as well as the printer setup on a Windows 2000 client.

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• Racoon Roadwarrior Configuration

  Author: matija.zeman • Tags: linux, security • Comments: 0

  Racoon Roadwarrior Configuration Racoon Roadwarrior is a client that uses unknown, dynamically assigned IP addresses to connect to a VPN gateway (in this case also firewall). This is one of the most interesting and today most needed scenarios in business environment. This tutorial shows how to configure Racoon Roadwarrior.

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• Integrate Thunderbird with Active Directory

  Author: artaxerxes • Tags: linux • Comments: 2

  Integrate Thunderbird with Active Directory To integrate Thunderbird to the AD, you must already have installed and configured Kerberos and Samba so that you can use the net ads to obtain the information you need. There are a lot of documentation out there to get to that point. I will just highlight the main points for the sake of completeness.

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• Creating .deb-Packages With Checkinstall

  Author: Falko Timme • Tags: linux, debian, ubuntu • Comments: 3

  Creating .deb-Packages With Checkinstall Checkinstall is a nice tool to create simple .deb-packages that you can use in your local network (e.g. if you have to install the same piece of software on multiple computers running Debian). It lets you compile and install software from the sources like before, but with the difference that you end up with a simple Debian package which also means that you can easily uninstall the software you just compiled by running dpkg -r!

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• How to Build an Effective Mail Server Defense

  Author: alinap • Tags: linux, security, anti-spam/virus, freebsd • Comments: 3

  How to Build an Effective Mail Server Defense When speaking of mail server-related security, one tends to limit the issue to message applied security measures, and even more to Antivirus and Antispam protection. This is however only one stage in the more complex process of securing your server. This article aims at identifying and explaining all security layers, highly important when choosing a certain mail server and consequently when configuring and using it.

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• Quota does not work under SuSE 8.2!

  Author: till • Tags: linux, ispconfig • Comments: 0

  On a standard SuSE 8.2 installation the quota module is not loaded into the kernel which is why quotaon -avug gives back an error. Load the quota module manually with insmod quota_v1 and insmod quota_v2 To have those modules loaded on every bootup of the system please insert modprobe quota_v1 and modprobe quota_v2 in /etc/init.d/boot.local.

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• How can I set a limit as to how much space is available for a web site I put on my server? Like it is limited to 50 MB of space.

  Author: Falko Timme • Tags: linux • Comments: 0

  First, you have to enable quota on your system. Have a look at the quota section of the appropriate "Perfect Setup" tutorial for your distribution on HowtoForge. After you've enabled quota on your system: To set quotas for a user or group, use the setquota command (see man setquota for more information), e.g.: setquota -g $group $blocks $blocks 0 0 -a setquota -u $username $blocks $blocks 0 0 -a Replace $group, $username and $blocks. Note: $blocks is the quota size in MB * 1024! To deactivate quotas for a user or group, run these commands and set $blocks to 0.

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• How can I get a list of quotas assigned to my users and groups and of the space used by them?

  Author: Falko Timme • Tags: linux • Comments: 0

  repquota -avug shows a list for both users and groups. repquota -au shows a list for users, repquota -ag a list for groups.

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• How do I start the X server in Suse 9.2 when the graphic card is working work in text mode?

  Author: till • Tags: linux • Comments: 1

  To start the X server from a text mode session, execute the command: startx

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