https://wassimaouadi.com/tags/etc/resolv.conf/ Recent content in /Etc/Resolv.conf on Hugo en Wed, 29 Jul 2026 21:31:13 +0200 https://wassimaouadi.com/posts/nameresolution/ Wed, 29 Jul 2026 21:31:13 +0200 https://wassimaouadi.com/posts/nameresolution/ <h1 id="name-resolution-in-linux">name resolution in Linux</h1> <p>Name resolution in Linux is a pipeline of verification jobs, not a single file: a process consults the Name Service Switch, which has a configuration file at <em>/etc/nsswitchconf</em>. This file contains a list of entries. Each entry describes a database and the list of sources to refer to in the order of their appearance in the entry.</p> <p>An entry is written in this format: <strong><em>DatabaseName NameService1 [Status=Action] NameService2</em></strong></p>