How to configure ip in centos
How to configure the IP address of the CentOS system
Method 1: Use the network manager
- Open "System Settings"
- Select "Network"
- Select the network connection to configure
- Click "Edit"
- In the "IPv4 Settings" tab, select "Manual ”
- Enter the required IP address, subnet mask and gateway
- Click “Save”
Method 2: Using the command line
-
Use the following command to get the list of current network interfaces:
<code>nmcli device status</code>
Copy after login - Determine the network interface to configure (for example, enp0s3)
-
Configure the IP address using the following command:
<code>nmcli con mod enp0s3 ipv4.addresses 192.168.1.10/24 gw4 192.168.1.1</code>
Copy after loginWhere:
- enp0s3 is replaced with the network interface
- 192.168.1.10 is replaced with the desired IP address
- 24 Replace with subnet mask
- 192.168.1.1 Replace with gateway address
Other options
- DHCP: If you want the system to obtain an IP address from a DHCP server, select the Automatic option in Network Manager.
- Static IP: If you wish to manually assign an IP address, use one of the steps above.
-
Check the IP address: Check the assigned IP address using the following command:
<code>ip a</code>
Copy after login -
Apply changes: After configuring the IP address, you need to apply the changes using the following command:
<code>nmcli con up enp0s3</code>
Copy after login
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