Nagvis is an Addon for nagios that allow create our own maps with the nagios information services. The classical method to collect services data from Nagios is reading the file status.dat, this file is updated every 10 seconds by default
Configuring Nagios (Part I)
Nagios is a popular system monitor that offers monitoring and alerting servers, applications, services, network devices… It’s very modular and multiplatform, because the core of nagios is the processor of the output of the plugins that can be developed in
Configure an antispam gateway (part II)
Amavisd-new is an interface written in perl between the MTA and supervisor of content like spamassassin or clamav. Use the port 10024 to receive mails from postfix and reinject the mail to postfix with the port 10025 and use the
Configure an antispam gateway (part I)
In this tutorial i’ll show how to ensure and apply many feature for our mail gateway try to avoid most of the mail spam. I’ll explain all the options that we’ll setup to understand it and modify it to any
Install and configure cacti
Is very important have a good tool to monitor our devices in a networking. Cacti do this and very well. Cacti offers graphs using rrdtool to monitor the load average, ping latency, disk space and other relevant information over SNMP
ProFTPD + MySQL
Over FTP we can validate users stored in a database with MySQL, PostgreSQL, ODBC or SQLite. In this post we’ll configure proftpd a ftp server running in a Debian squeeze that permit authentication with virtual users stored in a MySQL
Configure NAT in Linux
Hello everybody!! For today I’ll configure a Router Linux with NAT using Iptables and a simple port redirection. Basically NAT allow protect our network, translating a local IP network to another IP, changing the source IP of the packet headers.
Install, configure and update the ports tree
For today i’ll show how to install software in Freebsd. Freebsd use the tree ports, consist in a tree of directories that contains different source code and scripts that automate the process of compilation and installation. In each port directory
A bit of Bind (Part II)
Hello everybody!! For today i have the second part of bind. In this part i’ll explain how to ensure our environment and prevent the DNS cache spoofing with the DNS extensions DNSSEC. DNSSEC offers the authenticity and integrity of the
Configure a static IP address in FreeBSD
Hello!!!! Yeah i’ll explain how to configure a basic network configuration in freebsd. In future posts is possible we’ve to do this but before begin to configure another services is important to know how to configure this. Is very easy,