# Réseau - Le NAT / PAT

<table id="bkmrk-difficult%C3%A9%2A-%3Cdescrip" style="border-collapse: collapse; width: 100%; height: 46.8px; border-width: 1px; border-style: hidden;"><colgroup><col style="width: 20%;"></col><col style="width: 80%;"></col></colgroup><tbody><tr style="height: 46.8px;"><td style="height: 46.8px; border: 1px groove rgb(52,73,94);">[![image.png](https://docs.labs404.fr/uploads/images/gallery/2026-07/scaled-1680-/dSvintermediaire-png.png)](https://docs.labs404.fr/uploads/images/gallery/2026-07/scaled-1680-/dSvintermediaire-png.png)  
</td><td style="height: 46.8px; border-width: 1px; background-color: rgb(236,202,250); vertical-align: top;">Difficulté : intermédiaire

Notions : Réseau, NAT / PAT, modèle OSI, trames réseau, addressage IP.

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### <span style="color: rgb(52,73,94);">**<span style="text-decoration: underline;">I. Introduction</span>**</span>

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### <span style="color: rgb(52,73,94);">**<span style="text-decoration: underline;">II. Chapitre1</span>**</span>

#### <span style="color: rgb(35,111,161);">**2.1 Section 1**</span>

##### <span style="color: rgb(53,152,219);">*2.1.1 Sous-section*</span>