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How to Change Network Device (NIC) Name on CentOS 7 Bare Metal Instance
in Linux
Applies to:
Oracle Cloud Infrastructure
Centos 7.9 x86-64
Goal:
This document will explain how to change the network device (NIC) name on a Centos Bare Metal instance and make it persistent across reboot.
Solution:
In this Example, we are going to change the NIC name from ens3f0 to testens3
1) Verify the current NIV name (Here it's ens3f0 )
[root@test]# ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 9000 qdisc mq state UP group default qlen 1000 <<<<<<<<<<< link/ether 90:e2:ba:da:72:c0 brd ff:ff:ff:ff:ff:ff inet 10.0.2.101/24 brd 10.0.2.255 scope global dynamic ens3f0 valid_lft 60904sec preferred_lft 60904sec inet6 fe80::92e2:baff:feda:72c0/64 scope link valid_lft forever preferred_lft forever
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