How to set ip in centos7

How to configure the IP address in CentOS 7: 1. Edit the network configuration file; 2. Set the IP address and network mask; 3. Set the gateway (optional); 4. Enable network services; 5. Verify IP address.

How to configure an IP address in CentOS 7

To configure an IP address in CentOS 7, follow these steps:

1. Edit the network configuration file

vi /etc/sysconfig/network-scripts/ifcfg-eth0

2. Set the IP address and network mask

IPADDR=192.168.0.20 NETMASK=255.255.255.0

3. Set the gateway (optional)

If you need to access through the gateway For other networks, please set up the gateway:

GATEWAY=192.168.0.1

4. Enable network services

systemctl start network

5. Verify IP address

To verify that the IP address has been configured correctly, run the following command :

ifconfig eth0

You should see the following output:

eth0: flags=4163 mtu 1500 inet 192.168.0.20 netmask 255.255.255.0 broadcast 192.168.0.255 inet6 fe80::20c:29ff:fe4f:f2b2 prefixlen 64 scopeid 0x20 ether 00:0c:29:4f:f2:b2 txqueuelen 1000 (Ethernet) RX packets 321 bytes 31134 (30.2 KiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 292 bytes 31329 (30.5 KiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

whereinet 192.168.0.20represents the assigned IP address.

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