How to configure dns in centos:
Recommended related video tutorials: linux video tutorial
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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