how is /etc/resolv.conf generated ?

Description

https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/configuring_and_managing_networking/manually-configuring-the-etc-resolv-conf-file_configuring-and-managing-networking

https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/configuring_and_managing_networking/manually-configuring-the-etc-resolv-conf-file_configuring-and-managing-networking
Chapter 33. Manually configuring the /etc/resolv.conf file
Procedure As the root user, create the /etc/NetworkManager/conf.d/90-dns-none.conf file with the following content by using a text editor: [main] dns=none Reload the NetworkManager service: # systemctl reload NetworkManager Note After you reload the service, NetworkManager no longer updates the file.

https://www.baeldung.com/linux/etc-resolv-conf-file

https://www.baeldung.com/linux/etc-resolv-conf-file
The /etc/resolv.conf File | Baeldung on Linux
2 mai 2023In Linux, the resolver refers to a library that consists of a collection of functions that does domain name translation. Specifically, it translates domain names to IP addresses by querying the Domain Name Server (DNS). The /etc/resolv.conf file is the file that configures the domain name resolver.

https://www.howtouselinux.com / post / understanding-etc-resolv-conf-file-in-linux

https://www.howtouselinux.com / post / understanding-etc-resolv-conf-file-in-linux
Understanding /etc/resolv.conf file in Linux – howtouselinux
7 oct. 2023Linux The /etc/resolv.conf file is a configuration file used by the Linux operating system to store information about Domain Name System (DNS) servers. This file contains a list of DNS server addresses, as well as other options that control how DNS resolution works on your system.

https://askubuntu.com/questions/997975/auto-generate-etc-resolv-conf

https://askubuntu.com/questions/997975/auto-generate-etc-resolv-conf
dns – Auto generate /etc/resolv.conf – Ask Ubuntu
1 You are placing the changes you want into the wrong directory. NetManager allows custom configuration of the file by editing the base, head and tail by placing your preferences in this directory: /etc/resolvconf/resolv.conf.d/head /etc/resolvconf/resolv.conf.d/base /etc/resolvconf/resolv.conf.d/tail

https://unix.stackexchange.com/questions/128220/how-do-i-set-my-dns-when-resolv-conf-is-being-overwritten

https://unix.stackexchange.com/questions/128220/how-do-i-set-my-dns-when-resolv-conf-is-being-overwritten
How do I set my DNS when resolv.conf is being overwritten?
The dnsmasq docs say to edit /etc/resolv.conf. I tried putting custom nameservers in /etc/resolv.conf.d/base, but the changes didn’t show up in /etc/resolv.conf after running sudo resolvconf -u. FYI, I don’t want to change DNS on a per-connection basis, I want to set default DNS settings to use for all connections when not otherwise specified.

https://wiki.gentoo.org/wiki/Resolv.conf

https://wiki.gentoo.org/wiki/Resolv.conf
resolv.conf – Gentoo wiki
29 mai 2023The /etc/resolv.conf file is used to configure hostname resolution. It may be manually configured by the system administrator, or may be automatically populated by various network configuration and management tools. It is commonly used to manage DNS requests on Linux systems. Contents 1 Available software 1.1 DHCPCD 1.2 NetworkManager 1.2.1 OpenRC

https://www.ibm.com/docs/en/aea/9.0.2?topic=dns-etcresolvconf

https://www.ibm.com/docs/en/aea/9.0.2?topic=dns-etcresolvconf
/etc/resolv.conf – IBM
When DHCP is enabled for a network interface, the file /etc/resolv.conf is automatically generated by the DHCP client program with the DNS servers specified by the DHCP server. The /etc/resolv.conf file should specify the domain name suffix to use when a hostname is not fully qualified. You must also specify the name of at least one DNS server …

https://access.redhat.com/solutions/7412

https://access.redhat.com/solutions/7412
How to make persistent changes to the /etc/resolv.conf?
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https://www.baeldung.com/linux/permanent-etc-resolv-conf

https://www.baeldung.com/linux/permanent-etc-resolv-conf
How to Permanently Add a DNS Configuration Inside /etc/resolv.conf in …
Il y a 6 joursusing command-line tools by changing settings via GUI by installing the Resolvconf package We’ll also look at the priority for each method. 2. Setting DNS Nameserver Linux systems can have different DNS-related programs such as Network Manager, Resolvconf, systemd-resolved, and others.

https://superuser.com/questions/1533291/how-do-i-change-the-dns-settings-for-wsl2

https://superuser.com/questions/1533291/how-do-i-change-the-dns-settings-for-wsl2
How do I change the DNS settings for WSL2? – Super User
1. Turn off generation of /etc/resolv.conf Using your Linux prompt, (I’m using Ubuntu), modify (or create) /etc/wsl.conf with the following content [network] generateResolvConf = false (Apparently there’s a bug in the current release where any trailing whitespace on these lines will trip things up.) 2. Restart the WSL2 Virtual Machine lesoutrali bot