Dapr, an open source runtime that facilitates the creation of native applications in the cloud
Microsoft has just released version 1.0 of the cloud runtime called Distributed Application Runtime (Dapr).
Networks / Servers
Docker vs Kubernetes: advantages and disadvantages
Surely you already know the two projects for container management. But ... who wins the battle Docker vs Kubernetes
Dedicated server: the advantages for your business
OVHcloud is one of the leading French providers of cloud services, with the possibility of choosing your own dedicated server
Radicle, a decentralized collaborative development platform
The release of the first beta version of the Radicle P2P platform and its desktop client was recently announced ...
Cloudflare and Apple are working on the ODoH protocol with the IETF
Engineers at Cloudflare, Apple, and the Fastly distribution network have created the ODoH (Oblivious DoH) protocol, which is a
Oracle Announces Integrated Analytics Engine for MySQL in the Cloud
MySQL Database Service Analytics Engine is a new, high-performance, integrated analytics engine for MySQL Database Service ...
Surfshark: VPN service 'shark' review
We tell you everything you should know about the VPN Surfshark service, a real shark of safe browsing that you should know
Webmail: the options you have at your disposal
Surely you already have one or more email accounts, but maybe you are somewhat unhappy with the service or you are ...
Pi-KVM: A KVM Switch Project on Raspberry Pi
Pi-KVM is a set of programs and instructions for turning a Raspberry Pi board into a fully functional IP-KVM switch ....
Paid VPN vs Free VPN: Why Choose a Paid VPN?
If you have doubts between choosing a paid VPN and a free VPN, here I clarify everything you need to know to choose the best one
Tsunami Security Scanner is already open source, Google decided that it was so
Google made the decision to release the code for its Tsunami security scanner, which was designed to check for known vulnerabilities in ...
Bottlerocket new AWS system for containers
Bottlerocket is a new container-based Linux system project made by Amazon for its AWS cloud platform
Intel continues with its evils and it seems that the worst has not yet come ...
Intel continues with its problems, including those of security that do not stop. The vulnerabilities continue to happen and the worst has not yet come ...
This is how they have tried to hijack Albert Rivera's WhatsApp account
They have managed to hijack Albert Rivera's WhatsApp account through phishing practices. The Cs politician has reported the case to authorities
The new version of Ruby 6 arrives with support for multiple databases
A few days ago the Ruby on Rails development team released version 6 of the Ruby framework for applications ...
Fail2Ban an excellent option to repel brute force attacks on your server
Fail2ban scans log files (/ var / log / apache / error_log) and bans IPs that show malicious activity such as too many failures ...
Rustls, a TLS library outperforms OpenSSL
The developer of the Rustls library ran a series of tests on its development and noticed that the performance of the latter exceeded that of OpenSSL ...
Intel SST technology coming to Linux kernel 5.3
Intel Speed Select Technology or SST will have a driver on the Linux 5.3 kernel. We have known it thanks to an LKML email to add a patch
5G technology depends on Kubernetes
Kubernetes and open source are critical to telecommunications technologies like LTE / 5G and investment is benefiting these projects
Connection broker: what is it? Are there any for linux?
Do you know what a connection broker is? No? You may be interested in exploiting remote resources in business environments ...
The Quarkus framework brings Java to Kubernetes
Quarkus is a fantastic framework that brings the Java programming language to the cloud and contains the Kubernetes project
Kubernetes 1.14 available from Canonical
Canonical now allows Kubernetes 1.14 to be available from its platform, thus empowering Ubuntu in the enterprise and cloud sector
NetworkManager 1.16 now available with many new features
We tell you all the news about NetworkManager 1.16, the new version of this software for network detection and administration
GNUnet a framework for decentralized P2P networking
GNUnet is free software for decentralized P2P networks. This framework offers encryption at the network layer level and ...
Fuck Kubernetes, Long Live Linux! OS does matter
The future is the cloud, but we must fight for the local to continue to endure over time for our sake, for the sake of the users
How to set up a web server and host a web on GNU / Linux
We teach you how to set up a web server on Linux. With this service you can host your own website in the style of Web Empresa to have hostin at home.
What will happen to CoreOS now that it is part of Red Hat?
We explain what will happen to the CoreOS project that was causing so much talk now that it is owned by the open source software giant Red Hat
GPU virtualization enhancements
Today we present an interesting project and new developments for GPU virtualization, something that is currently in high demand for containers and virtual machines.
How to Avoid a Port Scan Attack with PortScanDetector
Every day we are at the mercy of individuals or machines that want to access our information, computers or simply want to know ...
How to share files on a Linux network
Because everything is connected to a network these days, it is necessary to learn how to connect and maintain those networks in order to use them in the most effective way.
How to kill intruders with kickthemout
How to cut off the Internet to intruders with kickthemout. How to block intruders on my wireless network, remove intruders from my wifi
Postfix + Dovecot + Squirrelmail and local users - SMB Networks
General index of the series: Computer Networks for SMEs: Introduction Author: Federico Antonio Valdes Toujague This article is ...
NSD Authoritarian DNS Server + Shorewall - SME Networks
General index of the series: Computer Networks for SMEs: Introduction Author: Federico Antonio Valdes Toujague This article is ...
Management of local users and groups - SME networks
General index of the series: Computer Networks for SMEs: Introduction Author: Federico Antonio Valdes Toujague federicotoujague@gmail.com https://blog.desdelinux.net/author/fico Hello…
Squid + PAM Authentication in CentOS 7- SMB Networks
General index of the series: Computer Networks for SMEs: Introduction Author: Federico Antonio Valdes Toujague federicotoujague@gmail.com https://blog.desdelinux.net/author/fico Hello…
PAM Authentication - SME Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends! With this article we intend ...
Network Configuration and Management - SME Networks
Hello friends and friends! General index of the series: Computer Networks for SMEs: Introduction We have not yet dedicated ...
[Opinion] Infrastructure and Authentication Services - SME Networks
Hello friends! General index of the series: Computer Networks for SMEs: Introduction Most of the ...
Dnsmasq and Active Directory - SME Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends !. To understand and follow this correctly ...
Dnsmasq on CentOS 7.3 - SME Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends !. We dedicate this article to Dnsmasq a very ...
BIND and Active Directory® - SME Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends !. The main objective of this article ...
DNS and DHCP in CentOS 7 - SMB Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends !. We will see in this article how we can ...
Applet for network monitoring in Ubuntu and derivatives
How to do network monitoring in Ubuntu and Derivatives with an eye-catching and easy-to-use applet. Enter for more information.
The Fast and Elegant KDE in openSUSE 13.2 Harlequin - SMB Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends! The fundamental purpose of this post ...
DNS and DHCP in openSUSE 13.2 "Harlequin" - SMB networks
General index of the series: Computer Networks for SMEs: Introduction The main purpose of this article is to show ...
DRLM: A Powerful Disaster Recovery Manager for Linux
In these days where thanks to FICO, we have been moving a lot around laboratories of personal servers, the need arises ...
openSUSE: Presentation - SME Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends !. The Series «Networks PYMES» is conceived ...
SME networks: first virtual cut
General index of the series: Computer Networks for SMEs: Introduction Hello friends! We want to make the «first virtual cut» ...
CentOS 7 Hypervisor II and final - SMB Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends! You know what? Any other phrase for ...
CentOS 7 Hypervisor I - SMB Networks
General index of the series: Computer Networks for SMEs: Introduction Dear Readers! Sometimes we face Servants ...
Virt-Manager and virsh: Remote Administration via SSH - SMB Networks
General index of the series: Computer Networks for SMEs: Introduction Hello friends! We hope you have followed our published articles ...
Virsh command - Computer Networks for SMEs
General index of the series: Computer Networks for SMEs: Introduction Hello friends! If you have continued with us ...
CentOS in computer networks for SMEs
General index of the series: Computer Networks for SMEs: Introduction I transcribe here the first paragraph of the wiki.centos.org site about ...
virt-commands on Debian - Computer Networks for SMBs
General index of the series: Computer Networks for SMEs: Introduction The title of this post refers to ...
How to create your own VPN server on Ubuntu, Debian and CentOS
With the constant changes of city and country that I have had lately, I have had to use a lot of free wifi networks ...
Redirect traffic from one IP and port to another IP and port
Something very common when managing servers is redirecting traffic. Suppose we have a server with certain services running, but for ...
PowerShell now available for Linux
What is PowerShell? PowerShell is a shell, that is, an interface for operating the operating system, which works for everything ...
Send a file to an FTP with a single command
We show you how to backup your data to an external server via FTP, using curl. All this simply and simply.
Host multiple VHosts with different users in Nginx
The most normal thing in the world when you have a server is to think about security and more security, you can never ...
[HowTO] Create a simple firewall for your PC using Firehol
Hello everyone, well here I bring you a small and simple tutorial, to create a * firewall * using for it ...
What's new in Docker 1.12
Docker is what is known as an application container orchestration platform. As a platform, it offers its ...
Apache Benchmark + GNUPlot: Measure and graph the performance of your web server
It does not matter if you use Nginx, Apache, Lighttpd or another, any network administrator that has a web server will want ...
Bash Script: Compare MAC of all computers on a network with a specific one
Here I will tell you about a bash script that I made for a very specific purpose, which I doubt others have ...
Script that shows information from our system
When you have servers, automating tasks is always useful, it saves us time and also helps with fault tolerance, ...
4 commands to know data from our HDD or partitions
I haven't posted here in a long time, this doesn't mean I've forgotten DesdeLinux far from it, not at all... just...
How to fix the MySQL error: Too Many Connections
Introduction to the MySQL error: Too Many Connections When you have a web application (site, blog, forum, etc) that ...
Monitor a user and their emails with Postfix
How to make copies of every email sent and received from a given user, all through a few simple lines in the Postfix configuration file.
Tips: More than 400 commands for GNU / Linux that you should know: D
I have found in the GUTL Wiki this complete list with more than 400 commands for GNU / Linux with their…
Restrict bandwidth of a network interface
On certain occasions we need to restrict the bandwidth, the download and upload speed that a computer will have in ...
IBM Blockchain on LinuxOne
The famous hardware and information services company IBM makes an announcement offering a new service that certainly calls ...
Firewall, IDS, Cloud, Mail (and whatever goes out) in your home
Hi. As is common in my posts, today we are going to talk about servers, networks and other things. To start,…
What's New in Fedora 24
We already have Fedora 24 with us, one of the preferred distro in the Linux community. Now you can…
Zabbix 3 supervision and monitoring service
Hello everyone. This time I bring you this very useful and unknown tool for many, to be able to monitor and watch ...
Create your own firewall with iptables using this simple script part 2
Hello everyone, today I bring you a second part of this series of tutorials on firewall with iptables, very simple ...
Create your own firewall with iptables using this simple script
I spent some time thinking about two things about iptables: most of those who look for these tutorials ...
How to speed up Apache with Pagespeed
I came back, that's right, I was partying, nothing dead or anything like that hahaha. ok, let's get to the point really ...
OpenDayLight: The Future of Software Defined Networks (SDN)
Greetings my dear cyber-readers! In this new opportunity, let them talk a little about Networks and Free Software doing ...
Microsoft SQL Server and Linux in 2017
Speaking of things that make an impression, there are more and more moves that this giant of ...
Squid 3.5.15 and squidGuard CentOS 7 (https and ACL)
Good good. Here I bring you Squid 3.5 (stable) in CentOS, oh geez !!!, if they told me I had to talk about ...
Server with CentOS and VirtualBox
Hi, this time pleasing my readers and in response to all your comments on On servers, what distribution ...
CentOS 7 local repository (mirror)
If so, here I bring you how to mirror CentOS 7. What are the benefits of this? Between…
Build a Simple Samba Server with a Low Resource Computer
There is certainly a lot of literature about Samba to build simple or robust Storage Servers, but many times the ...
Squid cache - part 2
Squid is not only a proxy and cache service, it can do much more: manage acl (access lists), filter ...
KRFB KDE Native Remote Desktop
Hello to all my readers, today I bring you this remote desktop client, very useful for those who use KDE ...
On servers, what Linux distribution can I use?
As an area specialist, it is a frequently asked question. The why ?, the publication can become somewhat ambiguous when searching ...
Security Tips for Your Linux (Server) (Part 1)
I have not published anything on the blog for a long time and I would like to share some tips from a book that, ...
Pac Manager - The Ultimate Connection Manager
Pac Manager is a very interesting, functional and useful tool for any administrator. This tool is very little commented on in the ...
Squid proxy - Part 1
Hello everyone, you can call me Brody. I am a specialist in the data center area, also a fanboy from the world of ...
Top 10: The Best Open Source Projects 2015
Every year the opensource.com page counts the most amazing and interesting projects that have emerged in the ...
OpenKM, document management for you
OpenKM is a web application, designed for the administration and management of documents, which is characterized by developing its functionality ...
Canonical discovers vulnerability in GRUB2
For those who do not know Canonical this is a company established in the United Kingdom, founded and financed by Mark ...
Linux Foundation and Microsoft join forces to offer certification in the Azure program
Linux Foundation and Microsoft have decided to join forces to attract free software users to Azure Cloud through ...
Black Friday Raiola Networks 27-11 to 02-12
Raiola Networks Black Friday Deals. Promotions, coupons and discounts for VPS servers and hosting.
Nova, the GNU / Linux distribution made in Cuba
Nova is a GNU / Linux distribution created by the University of Informatics Sciences (UCI) in Cuba. This form of distribution ...
OpenSUSE Leap 42.1: The First “Hybrid” Distribution
After a year of waiting for the stable releases of openSUSE, the launch of openSUSE has finally been made...
Fedora version 23 is here!
Fedora 23 is here, meeting its release date which was scheduled for late October (despite ...
New GNUTransfer VPS with a discount for users of DesdeLinux
Two months ago I told you about the VPS that you could try GNUTransfer for free for 1 month: GNUTransfer,…
How to increase concurrent connections in Apache
Today I come to talk to you once more about one of the most used web services in the world: The ...
Do you want a VPS? Try one FREE from GNUTransfer
How many of us have not wanted to try a VPS? The problem many times is that we have problems finding a supplier of ...
Steps to secure our VPS
This tutorial shows how to prepare and secure a Virtual Private Server (VPS) with Debian GNU / Linux. Before…
Security tips on GNU / Linux systems
Well, I had been preparing this post for my blog for some time when it was suggested to me in DesdeLinux, Y…
Guide to install and configure Asterisk in CentOS 6.6
To begin I will give a brief description of what Asterisk is in case someone does not know. Asterisk ...
[Satirical opinion] GNU Social: How an attention whore turned a hippie social network into an ordinary social network.
In a place on the web, whose name I don't want to remember, a platform did not appear long ago ...
Connect and work on an FTP using the terminal
Have you ever needed to manage the content of an FTP from the terminal? Here's how to do this with simple terminal commands.
Get all our network configuration with commands
Have you ever needed to know your network configuration using commands? Either your IP, your MAC, Gateway, DNS or other information, here we explain it to you.
SSH, more than a secure shell
SSH (Secure SHell) is a protocol that helps us securely access remote computers. We show you some of the most common use cases.
Securing your network with Iptables - Proxy - NAT - IDS: PART 2
When we talk about NAT, we talk about routing packets from a local or private network to a public network or the Internet. We show how it does it and how to use it.
Securing your network with Iptables - Proxy - NAT - IDS: PART 1
First part of this installment where we show you how to protect our network using IPTable, Proxy, NAT, IDS in a simple and easy way.
<º Gamer: Setting up a Counter Strike server (and others)
Throughout the young video game industry there have been many titles that have been raised with ...
vzdump: How to install it in CentOS 6.5 without dying in the attempt
We show you how to install vzdump in CentOS 6.5 easily and simply, with a few commands, without dying in the attempt. Ideal for administrators
Ghost: Install on VPS with Debian / Ubuntu without complicating your life
This tutorial shows you how to install Ghost CMS on a VPS with Ubuntu or Debian using very few commands and without complicating your life. Simple and easy.
Setting up an Active Directory server with Debian and Samba. First part
First part of the short tutorial to learn how to mount an Active Directory server with Debian and Samba
NetStat: Tips to detect DDoS attacks
We show some tips to see if we are under DDoS attack using NetStat in the terminal, and then protect ourselves properly. Simple and fast.
OpenMailBox: the best email on the planet
Looking for a free email service I came across OpenMailBox. Perhaps some already know it. Despite the ...
Block Ads with Squid and Easylist
First of all, thanking the members of the blog for this opportunity since I am a fan of DesdeLinux but…
Terminal applications to check MySQL performance
Some time ago I showed you some commands through which you could manage a MySQL server, create users, work with databases ...
Fix Apache2 error "Could not reliably determine the server's fully qualified domain name, using 127.0.0.1 for ServerName"
Sometimes when we start or restart Apache2 we get the following error in the terminal: Could not reliably determine the…
How to change MySQL root user password by terminal
I know some other administrator who has forgotten the password of the root of MySQL, this can be a real inconvenience ...
Set Delay Pools to Squid to slow down YouTube and Facebook on our proxy server
Those of us who manage (or have managed) servers in a company know that the first enemy of productivity is Facebook ...
Directory Service with OpenLDAP [7 and final?]: Ldap Account Manager
Hello friends!. We did not want to publish this article because it is contained in the compendium in PDF format that many readers ...
Directory Service with LDAP [4]: OpenLDAP (I)
Hello friends!. Let's get into the matter, and as we always recommend, read the previous three articles in the series: Directory Service ...
Buy VPS or Dedicated Servers with Linux or Windows?
The vast majority of those who read this article use Linux on their computer, of these several we are the ones who ...
XMPP: open and universal communication
Lately there has been a lot of commotion with messaging security and the thousands of alternatives to WhatsApp, since ...
Receive notification by email when someone accesses as root by SSH
Those of us who manage servers must keep the strictest possible control over everything that happens on the server, ...
LDAP: Introduction
Hello friends!. We are starting a new series of articles that we hope will be helpful. We have decided to write them for those who like ...
Managing an OpenVZ server (I)
Hello everyone. This is my first post on DesdeLinux and I am tremendously excited to collaborate on one of my…
How to block TOR access in Apache or Nginx
On certain occasions some administrators are forced to deny the access of people who use Tor to their applications ...
Commands to check if a port is open on our PC / Server or another remote
Sometimes we need to know if X port is open on a remote computer (or server), at that moment we have no ...
How to install a web server with Nginx + MySQL + PHP5 + APC + Spawn_FastCGI [4th Part: Nginx + PHP with SpawnFastCGI]
Some time ago I told you about this series of tutorials, about how to install and configure a server for hosting ...
How to start iptables rules automatically in systemd (ArchLinux)
I am considered by some to be paranoid when it comes to security, that is why the use of a ...
Enable SSH access through more than one port
Some time ago I explained how to configure the SSH service to work on a different port than 22, which is ...
Redirect ports over SSH
Sometimes we need to transmit data through a socket between different machines, such as a Telnet connection, a ...
Wireless Network Monitor: LinSSID
Some time ago I was working on a small project where I had to place two APs in a way that existed ...
Red SWL (V): Debian Wheezy and ClearOS. SSSD authentication against native LDAP.
Hello friends!. Please, I repeat, read before «Introduction to a Network with Free Software (I): Presentation of ClearOS» and download ...
SWL Network (IV): Ubuntu Precise and ClearOS. SSSD authentication against native LDAP.
Hello friends!. Straight to the point, not without first reading the article «Introduction to a Network with Free Software (I): Presentation ...
iptables for newbies, curious, interested (2nd Part)
When DesdeLinux I was only a few months old and I wrote an extremely simple to understand tutorial about iptables: iptables for newbies,…
How to install LAMP on Ubuntu
Installing LAMP (Linux Apache MySQL PHP) in Ubuntu is very simple. The procedure is divided into three parts: Install and ...
SWL Network (III): Debian Wheezy and ClearOS. LDAP authentication
Hello friends!. We are going to make a network with several desktop computers, but this time with the Operating System ...
How to install a web server with Nginx + MySQL + PHP5 + APC + Spawn_FastCGI [2nd Part: Nginx]
Some time ago I told you about this series of tutorials, about how to install and configure a server for hosting ...
SWL Network (II): Ubuntu 12.04 and ClearOS. LDAP authentication
Hello friends!. It is about making a network with several desktop computers with Ubuntu 12.04 Precise Pangolin, and ...
Introduction to a Network with Free Software (I): Presentation of ClearOS
Hello friends!. We begin a series of articles that will help us introduce ourselves into How to Implement a Business Network based on ...
And speaking of free alternatives to cPanel ...
Greetings to all. Today I will talk about the available alternatives for cPanel, a control panel ...
WordPress 3.7 available with automatic updates
Version 3.7 of the most popular and ideal CMS for setting up a blog is now available: WordPress, named "Basie" ...
Importing and mounting SCSI disks from a NAS
In my current Work Center we have a SAN that in turn uses a NAS to which ...
IP vs Ifconfig: equivalence table
Thanks to the articles that MSX gave me yesterday through a comment, I learned a little more about the IP command ...
Samba: Join Debian to a Windows Domain (I)
Hello friends!. Samba allows us to join Debian to a Microsoft Domain in two different ways that depend fundamentally ...
Does WordPress ask you for username and password to update? Solution
Interesting is this tip that I found here where it shows us a solution for when we need to update our plugins, themes or ...
My experience with Zentyal
Greetings to all, it has been a long time since I wrote in DesdeLinux for work reasons and today I want to share an experience…
How to install a web server with Nginx + MySQL + PHP5 + APC + Spawn_FastCGI [1st Part: Presentation]
Not long ago we mentioned that now DesdeLinux (all its services) are running on GNUTransfer.com servers. The blog has…
KrISS Feed: Lightweight RSS Reader + Installation
We have talked a lot about RSS readers. We have alternatives in the cloud as on the desktop and today reading on Webupd8 ...
How to install and configure an FTP server with Pure-FTPd + virtual users
I am one of those who like to innovate and learn new things, not long ago I had to install and configure ...
Monitor user activity with acct command
All of us who manage servers know that we must have a control or at least frequently supervise all activity ...
Samba: Independent Server in 1 2 3
Hello friends!. I bring you a tight summary of how to implement a standalone server in Debian using only the Console and ...
Slackware 14: Install Broadcom BCM43XX Drivers
I recently got my hands on a very shy Notebook but eager to try the GNU / Linux honeys, its name, HP 530….
Which application consumes the most bandwidth?
I bring you this excellent tip that I found on the Un Bruto con Debian blog, where it shows us how to know ...
Zenmap: Front-end for Nmap
Zenmap is the official cross-platform front-end for Nmap allowing us to execute the same options as when we use it on the line ...
Samba: Standalone Server on Debian
Hello friends!. If we want to have an Independent Server (Standalone) to share resources either from our workstation; or…
Samba:CIFS-Utils
Hello friends!. «Common Internet File System utilities» or Common Utilities for Internet File Systems, will help us to mount ...
Enter Router and secure Cisco DPC2425 (Definitive)
Some of you will already know my Router. For those who don't, I present to you: The Problem: It turns out that this…
ArpSpoofing and SSlstrip in Action.
Hello Bloggers. For today I have a small sample of how dangerous it can be to be connected to any network ...
Bacula: fear of vampires
Hello everyone. I wanted to tell you a little about bacula, that program that everyone is afraid of because ...
Browse an SMB / CIFS network without Samba
Hello friends!. As we recommend in our previous article, we must go from the simple to the complex. Therefore, we continue the ...
Samba: Necessary Introduction
Hello friends!. I'll start by stating that using Samba is not the same as writing about it. As a great poet said ...
Boa: another very lightweight web page server
Hello friends!. I like to write about the programs that I use and used. Boa is an example. And the ...
How to Repair Tables Marked Bad or Corrupt in MySQL
For more than a year we used the Counterizer plugin for WordPress and thus keep statistics of the blog and its ...
ZPanelX Installation on Debian 7 (Wheezy)
Greetings to all. On this occasion, I will teach you how to install and configure the hosting administration panel called ZPanel, ...
10 commands to manage databases with MySQLAdmin
For years I have always managed my MySQL databases by entering the MySQL server and executing the instructions, that is: ...
Get all the information you can imagine from your system with: dmidecode
Many of us know commands like lsusb, lspci, lscpu or simply lshw, commands that help us to obtain vast information ...
Debian 7 "Wheezy" and QEMU-KVM
Hello friends!. Debian 7 ?. Plain and simple Out of Series as we say in Cuba. The International Space Mission changed Windows ...
Instant Messaging with Prosody on Debian Squeeze
Hello friends!. Today I introduce you to a modern and flexible Jabber / XMPP server, written in the Lua language and formerly known as Lxmppd. Has…
Install and configure Debian Wheezy
Today I am going to show you how to install your Debian Wheezy with KDE since it is the environment I prefer and ...
WordPress over Lighttpd + APC in Squeeze (II and final)
Here again with the story of Lighty and WordPress !. If you have not read Part I of this series, then still ...
WordPress over Lighttpd + APC in Squeeze (I)
Hello friends! I bring you a proposal on how to publish a Blog based on WordPress, with Lighty as a server ...
Managing the services that start on our computer with rcconf
To lighten our system we must disable graphic effects, remove applications that start and other things specific to each environment, ...
Primary Master DNS for a LAN on Debian 6.0 (V) and final
Those who followed the 1st, 2nd, 3rd and 4th part of this article and the consultations made to their BIND returned satisfactory results, they are already experts ...
Primary Master DNS for a LAN on Debian 6.0 (IV)
Those who have studied the 1st, 2nd and 3rd part of this series will have realized that we have tried to follow an order ...
Primary Master DNS for a LAN on Debian 6.0 (III)
It is a tremendous effort to reduce the Prior Knowledge, Installation, Configuration, and Creation of the ...
Port Knocking: The best security you can have on your computer or server (Deployment + Configuration)
Port knocking is undoubtedly a good practice for all of us who manage ...
Primary Master DNS for a LAN on Debian 6.0 (II)
We continue with our series of articles and in this one we will deal with the following aspects: Installation Directories and main files Before ...
Primary Master DNS for a LAN on Debian 6.0 (I)
We started the series of posts on How to install and configure a Primary Master DNS and Cache in Debian Squeeze ?, with the…
Check if you have any Rootkit on your system with rkhunter
The first thing we need to know is what the heck is a Rootkit? So we leave the answer to Wikipedia: ...
CUPS: How to use and configure printers the easy way
Among the recommended packages to be installed on a fresh install, you will find cups and cups-pdf. CUPS: "Common UNIX Printing System" ...
Archlinux and Slackware: Bye bye MySQL, hello MariaDB
A few moments ago I received an email from Archlinux warning that from now on MariaDB will go to ...
Organize telnet and ssh connections in terminal
There are graphical applications such as SecureCRT or Gnome Connection Manager to organize our remote connections, but if like me, you prefer to do ...
Color your logs with CCZE
Those of us who work with servers or with GNU / Linux in general know that one of the best sources of information that ...
Activate additional drivers in Ubuntu
In general in GNU / Linux we do not need additional drivers but if something goes wrong there is no ...
Showing iptables logs in separate file with ulogd
It is not the first time that we talk about iptables, we already mentioned before how to make iptables rules ...
Bash script to view Apache RAM consumption statistics
All of us who manage web servers are always after some new tool or tweak, well to have more information ...
Install an XMPP (Jabber) server with Prosody [Updated]
Many of us use Gtalk or Facebook Chat without knowing that the protocol we use to communicate is none other than XMPP ...
Proxy settings in the console
Yes, and the easy way! I was tired of having things pending [yes, I'm lazy by default to do those ...
Enter Cisco DPC2425 router configuration
The last time I talked about my Router, I received tons of emails and also many people on Twitter asking me...
How to list all existing commands in the system
Who has not ever wanted to know all the commands that exist in our system? Well, here's one more ...
Check how secure your password is with: cracklib-check
Right now I am renewing some of my passwords, simply changing my account passwords on sites that do ...
makepasswd: Generate strong and reliable random passwords
Those who know me know that I take security very seriously, I have accounts on many websites ...
[Tip] MySQL too many connections error, solved
This is a mental note for me, I am always solving errors and sometimes it takes me some time but ...
Protect your home server from external attacks.
Today, I will give you some tips on how to have a home server (or a little bigger) ...
How to protect our sites using .htpasswd + Examples
For many reasons it can be very useful to have controlled access to certain directories of a web server or simply ...
Limit maximum processor speed
For a long time I wondered why my computer overheated in Linux, although it also happened to me in Windows ...
Slackware: Sbopkg and SlackBuilds, install packages easily
Continuing with the series of articles that try to demystify this great distribution, it is time to present what since ...
Script to spy on the content of USB devices and copy it to the PC
I was always a restless student, always wanting to take advantage of opportunities such as ... for example, copying the semester exams ...
Control your computer by SSH (terminal) using your cell phone
Last November 20 was my birthday (23, I turned 23), my father gave me the Nokia 5800 that ...
See open ports with NMap and measures to protect ourselves
Good day. Today I bring you some small tips, we are going to see the open ports that we have. For this we will use ...
How to know the open ports or connections established by our computer
These days I've been experimenting a bit with incoming connections, specifically managing my laptop and home PC using ...
Using Netcat: some practical commands
Netcat or nc, is a well-known tool for network analysis, also known as the Swiss army knife of ...
What to do after installing Slackware 14
Once we have installed Slackware 14, it is necessary to make some small adjustments. 1. Add a new user ...
Replacing and saving time with misspelled commands
How many times do we make a mistake by typing some command in the terminal? ... I don't know about you, but I have a bad habit ...
Basic filtering with grep
One of the commands I use the most in the terminal is grep, even more than cd or ls. grep has ...
With fstab: How to automatically mount an NTFS partition
One of the things that many users want to do is automatically mount a partition automatically. That is, suppose we have ...
Get the most out of your router with OpenWrt: wireless freedom
www.openwrt.org // # openwrt @ Freenode OpenWrt is a GNU / Linux distribution based on Debian GNU / Linux that allows us to take advantage of the technical characteristics of…
Signature collection to improve AMD drivers
Many of us users have been disappointed with the latest legacy driver 12.6 that has been released for...
Record audio output with RecordMyDesktop
Many times I have come across that I want to record my screen but I don't want the microphone to record but ...
ASCII logo with system details on the terminal (any layout)
Well, today I come to explain how we can put the logo of our distribution with some details of the system in ...
Save hundreds of MB on your computer with localepurge
Completely by chance I find a certain application that catches my attention. It happens that I was looking for a graphical application that ...
Knowing our system: Where is the bluetooth configuration saved?
I have always liked knowing how my system works, knowing what happens after that click I make on the desktop ...
Small tips for Synaptic
I have been following this beautiful blog for a long time and sporadically I also comment and finally decided to ...
Another easy way to mount remote drives using SMB
In humanOS I found an interesting comment where they teach us another simpler method of mounting remote units using ...
How to jail users connecting via SSH
In our world there are many, many secrets ... I honestly don't think I can learn enough to know most of them ...
HowTo: FTP service using MySQL database
Despite some uncertainty that may surround MySQL, personally I still prefer to work with this DB to use ...
Send messages between terminals, and / or users connected by SSH
On some other day I have needed to send a message, notification or notice to users who are connected by ...
LIGHTTPD - a very agile and lightweight web server
Platform: windows, linux, solaris, openbsd, irix, aix Language: English Web server whose primary objective is to…
htaccess [UserAgent]: Do a certain action depending on the user's UserAgent
It's been a long time since I posted two articles on htaccess, and since it's been a while, I'll refresh the ...
Keep your MySQL databases secure by creating separate users and permissions
I have always been a friend of good practices, much more if they help us to maintain the safety of our ...
What is each port on the system used for?
Some time ago I wanted to know data on system ports, to know what each one was used for, its usefulness ...
How to know what unsuccessful SSH attempts our server has had
Not long ago I explained how to know which IPs have been connected by SSH, but ... what if the username or password ...
How to know which IPs have been connected by SSH
I want to leave another really useful tip. Thanks to acurumo I know him, and that is precisely what I say in the title: ...
Create disk array with mdadm !!!!!
I present to you a tutorial to create a disk array using the mdadm application (http://packages.debian.org/squeeze/mdadm). The requirements to take it to…
htaccess [Redirect]: Rules, regulations, control over your content published on the network
A few days ago I told you about htaccess, I gave you an introduction and everything 🙂 Well, as I said at the end ...
[dd] Uses in GNU / Linux systems
As we all know, the dear dd [dd command on GNU / Linux systems] is a great guy to do…
How to deactivate the Plymouth
Plymouth, that image of 'loading' or 'loading' that appears when the system is starting, and then disappears and we are ...
htaccess [Introduction]: Rules, norms, control over your content published on the net
When we share something on the network, and I refer specifically to hosting, we need a server like Apache, Nginx, ...
Configure SSH on another port and NOT on 22
SSH is without a doubt the bread and butter of those of us who manage networks. Well, we need to control, manage ...
How To Fedora: Everything you wanted to know about YUM and did not dare to ask (Part I)
YUM (Yellow dog Updater, Modified): It is a command line software manager (CLI) to update, install and uninstall ...
How To Fedora: Install, Search and Remove applications graphically (GPK-Application and Apper)
On many occasions, the more “experienced” GNU / Linux users try to share our experience with newcomers (or with ...
How To Fedora: Spanishizing our system (locale)
This time I installed Fedora LiveCD on my computer, it turned out that it did not bring full support for our language, because ...
Installing a LAMP environment on Debian and derivatives
This tutorial will explain how to install a LAMP development environment. But, what is LAMP? LAMP is…
DDoS and other attacks vs iptables (Anti-DDoS security in iptables)
Avoiding a DDoS attack with iptables has many ways to be done, by packet size, by connection limit, etc….
iptables, an approximation to a real case
The objective of this tutorial is to control our network, avoiding inconvenience from the odd "undesirable guest" who since ...
Details of iptables that we should know
In a previous post, a Linux colleague started with the basics of iptables. Yo, continue logging on your ...
Logging all activity with iptables
Iptables, by default has the filter rule in "Accept all" mode, that is, it lets in and out all connections ...
Download The Debian Administrator's Handbook
The Debian Administrator's Handbook despite being available in English, I think it must be one of those books that ...
FW Builder the best !!!!
Hello, I am writing to share my experiences with you, this is my first article so please soft ...
Script for automatic backups of your server
Those of us who manage servers know how important it is to have saves, backups of everything ... well, in case of a problem ...
iptables for newbies, curious, interested
I've always thought that security never hurts, and it's never enough (that's why elav already calls me ...
How to start iptables rules automatically
Suppose we have our iptables rules already thought out, but no matter how well we write them in a terminal, ...
How to install ownCloud on Debian 6.0.4
Our colleague Burjans on his blog has left us a tutorial on how to install ownCloud in Debian Squeeze for de…
Move the root partition to another disk
In today's tutorial, I am going to explain how you can move the root partition of our Linux distribution to ...
Enable mouse back / forward buttons in KDE
Hello, welcome to my first post on this fantastic Linux blog. After elav's suggestion in the…
Available version 3.3 of the Linux Kernel merged with Android
Linus Torvalds announced the release of version 3.3 of the Linux Kernel and although the changes are not very ...
Updated hardware for Debian mirror
Article taken from the Debian news site. The Debian project is pleased to announce that it has recently been superseded ...
Anonymous releases Internet Security Manual
Anonymous, every day offers us more, helps us more, understands us more. Just today Perseus just told me that ...
Change icon to file type in KDE
I use the Faenza icon theme, but the icon shown for MHT files is really ugly….
Nvidia Optimus on your Linux laptop installing Bumblebee
What is Nvidia Optimus? This technology is not new, it could well be said that it is an improvement on the "old" ...
Vulnerability in Samba
Samba could allow an attacker to cause a denial of service. A vulnerability has been announced in Samba that could…
Nginx about to overtake Internet Information Server (IIS)
Reading in DesarolloWeb I find out that a report made by Netcraft shows that Nginx (a Russian web server) is at ...
Debian is the most used distribution on web servers
A study carried out by w3techs shows that Debian GNU / Linux is the most widely used distribution on the internet for web servers. According…
Why are there no commercial applications on Linux?
The title may seem somewhat alarmist because some commercial application does exist, but the percentage is really low. There are many…
Solve all your problems with the date and time
I don't know about you, but when the summer time change came, from that day on I started ...
Solve pulseaudio problem
When I was using ArchLinux in September, I remember that pulseaudio was updated from version 0.9.23 to ...
Install Xfce 4.8 on Debian Squeeze with this simple script
From my old Xfce blog I bring you this simple script to install Xfce 4.8 on Debian Squeeze. What do we need…
Kernel 3.2 available with interesting news
As usual, Linus Torvalds announced that version 3.2 of the Kernel is now available, which includes interesting ...
Troubleshoot Realtek RTL8111 / 8168B in LMDE
Many users have had problems with Red Realtek cards because the data transfer is ...
My distribution needs a rescue system
I was talking to a friend about jabber and he was telling me that the system (or graphics) was loaded after ...
How to send mail from the terminal using a script
For X or Y reasons, sometimes we need to program our company's server to do a certain task, ...
How to clear the cache and recover MBs of RAM
How many have they started to open applications, use the computer for a few hours and before ...
How to create custom ArchLinux repos to take home
We have already explained before how to make mini-repos or custom Debian / Ubuntu repositories, well, it's ArchLinux's turn too 😀 ...
Use proxy in Openbox, Fluxbox, LXDE, Xfce and similar
The method I describe below was obtained by translating into Spanish an article on the Arch Wiki about ...
Complete and detailed guide (with examples) to DD
I leave you a simply great article that I have found surfing the net, it shows us with multiple examples and ...
Set up SSH connections without password in just 3 steps
Hello, Here you will see how to connect to a PC remotely by SSH just by entering the password the first time, ...
What to do so that Zarafa does not manage the delivery of emails in Zentyal?
Zarafa is an open source Collaborative Software (GroupWare) that is included in Zentyal. It was designed to integrate with ...
Run an application (including graphical) on another PC as another user
Hello, This is really useful, since through this tip we can manage another PC, or it will make our lives ...
Work with runlevels semi-graphically
Some time ago I had to make some changes in the runlevel of a PC, as I had never done this first ...
Increasing user capacity in Zentyal (old Ebox)
Zentyal is an excellent option to implement a server easily and quickly in SMEs. With every release ...