Change Static IP to DHCP in CentOS 6
Setting up a Linux for dhcp can be done by editing file using a text editor such as vi: # vi /etc/sysconfig/network-scripts/ifcfg-eth0 Following is sample static configuration: DEVICE=eth0 BOOTPROTO=static HWADDR=00:19:D1:2A:BA:A8 IPADDR=10.10.10.10 NETMASK=255.255.255.0 ONBOOT=yes Replace static configuration with DHCP: DEVICE=eth0 BOOTPROTO=dhcp HWADDR=00:19:D1:2A:BA:A8 ONBOOT=yes Save and close the file. Just restart network service: