How to configure dns in centos

How to configure dns in centos:

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1. Use new commands Run the tool nmcli to set up

#Display the current network connection

#nmcli connection show NAME UUID TYPE DEVICE eno1 5fb06bd0-0bb0-7ffb-45f1-d6edd65f3e03 802-3-ethernet eno1

#Modify the DNS server corresponding to the current network connection. The network connection here can be identified by name or UUID

#nmcli con mod eno1 ipv4.dns "114.114.114.114 8.8.8.8"

#Put dns configuration into effect

#nmcli con up eno1

2. Use the traditional method to manually modify /etc/resolv.conf

Modify the /etc/NetworkManager/NetworkManager.conf file and add "dns" to the main section =none” option:

[main] plugins=ifcfg-rh dns=none

NetworkManager reloads the modified configuration

# systemctl restart NetworkManager.service

Manually modify /etc/resolv.conf

nameserver 114.114.114.114 nameserver 8.8.8.8

Recommended tutorial:centos tutorial

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