LongHorn Network Monitoring Appliance Tutorial193

## Introduction
LongHorn is an open-source network monitoring appliance that provides real-time visibility into your network traffic. It is based on the open-source Ntopng platform and offers a wide range of features, including:
* Network traffic monitoring
* Network performance analysis
* Intrusion detection
* Flow analysis
* Real-time alerting
## Installing LongHorn
LongHorn can be installed on a physical server or a virtual machine. The minimum hardware requirements are:
* 2 CPU cores
* 4 GB RAM
* 50 GB storage
LongHorn can be installed from a variety of sources, including:
* The official LongHorn website
* The Debian package repository
* The Ubuntu package repository
For more information on installing LongHorn, please refer to the official documentation: /docs/
## Configuring LongHorn
Once LongHorn is installed, you will need to configure it. The configuration process is relatively straightforward and can be completed in a few minutes.
The first step is to configure the network interface that LongHorn will use to monitor traffic. You can do this by editing the `/etc/longhorn/` file.
The next step is to configure the sensors that LongHorn will use to collect data. LongHorn comes with a variety of built-in sensors, including:
* The Ntopng sensor
* The Bro sensor
* The Suricata sensor
You can enable or disable sensors by editing the `/etc/longhorn/` file.
## Using LongHorn
Once LongHorn is configured, you can start using it to monitor your network traffic. LongHorn provides a web-based interface that you can use to view data in real-time.
The LongHorn web interface is divided into a number of tabs, including:
* The Dashboard tab provides an overview of your network traffic.
* The Traffic tab shows a list of all the traffic that has been captured by LongHorn.
* The Hosts tab shows a list of all the hosts that have been seen by LongHorn.
* The Flows tab shows a list of all the flows that have been seen by LongHorn.
* The Alerts tab shows a list of all the alerts that have been triggered by LongHorn.
## Conclusion
LongHorn is a powerful and easy-to-use network monitoring appliance. It can provide you with real-time visibility into your network traffic and help you to identify and resolve network problems.

2025-01-20

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