What should I do if CentOS does not display the network card?

What should I do if CentOS does not display the network card?

centos does not display the network card. You can add it manually. The specific method is as follows:

1 . Use the nmcli con command to view the UUID information of the network card and write down the UUID value

nmcli con

(Online video tutorial sharing:linux video tutorial)

2. Use the ip addr command to view the network card information and remember the MAC address of eth5

ip addr

cd /etc/sysconfig/network-scripts/2 cp ifcfg-eth0 ifcfg-eth5

vi ifcfg-eth5

service network restart

ifconfig

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