How to Configure Linux Network Interfaces Using ifcfg Files
This guide explains where Linux network‑interface configuration files are stored, how to list and edit them, and the steps for setting up virtual machine networking and dynamic IP addresses, illustrated with command examples and screenshots.
Network interface configuration files are located in /etc/sysconfig/network-scripts/ on CentOS/RHEL systems.
ls /etc/sysconfig/network-scripts/
ls -l /etc/sysconfig/network-scripts/ifcfg-*The files are named ifcfg- interface , such as ifcfg-ens33 and ifcfg-lo, and contain settings that correspond to the output of ifconfig.
(1) Configure the virtual machine network
(2) Edit the system network‑interface file
Dynamic IP
Signed-in readers can open the original source through BestHub's protected redirect.
This article has been distilled and summarized from source material, then republished for learning and reference. If you believe it infringes your rights, please contactand we will review it promptly.
MaGe Linux Operations
Founded in 2009, MaGe Education is a top Chinese high‑end IT training brand. Its graduates earn 12K+ RMB salaries, and the school has trained tens of thousands of students. It offers high‑pay courses in Linux cloud operations, Python full‑stack, automation, data analysis, AI, and Go high‑concurrency architecture. Thanks to quality courses and a solid reputation, it has talent partnerships with numerous internet firms.
How this landed with the community
Was this worth your time?
0 Comments
Thoughtful readers leave field notes, pushback, and hard-won operational detail here.