AIS receiver on a Raspberry Pi with RTL-SDR

The automatic identification system (AIS) is an automatic tracking system that uses transponders on ships and is used by vessel traffic services (VTS). AIS information supplements marine radar, which continues to be the primary method of collision avoidance for water transport.

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Monitor a host from a Zabbix Agent (ping / ICMP)

Monitoring my Raspberry Pi network behind NAT is easy using OpenVPN and Zabbix agent/server.

In a few cases, I need to monitor hosts without any possibilities to install OpenVPN and Zabbix agent on it (switchs, routers, wemos, arduinos…).


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Monitor a Raspberry Pi using Zabbix Agent on Raspbian

Once the server is ready, we can start to configure our agents.

Install the zabbix-agent :

Edit the configuration file :

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Raspberry pi backup using Rsync server and OpenVPN

1. Server setup

1.1 Initial setup

Initial steps :
OpenVPN server
OpenVPN client
Rsync server

Then we are ready for this step !

1.2 Directories

Create folders for our daily backups for “bart” :

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Rsync server on Debian


Create/edit the Rsync server configuration file :

Here is my configuration file:

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Secure http traffic with Let’s Encrypt on Debian

Configuring HTTPS on debian with Nginx and Let’s Encrypt is now really easy.

Let’s install required software :

Then start the configuration process :

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Zabbix server on Debian

1. Installation

2. Configuration

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