What type of information does the file /etc/resolve.conf configure?

The file /etc/resolv.conf is specifically used to configure DNS name servers on a Linux system. This file contains a list of DNS server IP addresses that the operating system will query for hostname resolution in order to translate domain names into IP addresses. The parameters defined in this file, such as nameserver entries, inform the system where to look when resolving queries about internet addresses.

Understanding this file’s purpose is crucial for network configuration and troubleshooting on Linux systems. It directly affects how the system interacts with domain name resolution services, which is essential for accessing the web or any network-related functions. Other options such as file system settings, kernel parameters, and user permissions pertain to different configuration aspects within a Linux environment and are not managed through /etc/resolv.conf.