How to restart network card services in CentOS 7?

In CentOS 7, you can restart the network service using the following command:

1. List the current network interface names using the following command:
2. Show me the network interface information.
3. Identify the network interface name you want to reboot. Typically, interface names starting with en or eth are Ethernet interfaces, and interface names starting with wl or wlan are wireless interfaces.
4. Restart the network service using the following command, where interface_name is the name of the network interface you want to restart.
5. Restart the network service using systemctl command.
6. For example, to restart the Ethernet interface, you can use the following command:
7. Please restart the network by using the following command: sudo systemctl restart network.
8. Confirm that the network service has been successfully restarted. You can use the following command to check if the network interface is working properly:
9. Show me the IP address.
10. If the network interface status is displayed as “UP”, it means that the network service has been successfully restarted.

Please note that the above command must be executed using a user with sudo privileges. If you are not using sudo or logged in as root, you can run the command directly without adding sudo.