IP Cutover
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ IP Cutover is needed when the Base machine is CentOS-6 and the VM is CentOS-7 Lets consider this server running in CentOS 6 ,and now the application team is asking to cut-over , they will come to us for the cut over when we have the new and the old server ready . netutils02-eq This IP is reachable from our work station. We will need to disable the IP address in this server and enable the IP address in another server new server . We need to shutdown the interface first . $ /sbin/ifdown ens192 Before that we need to go to checkMK and make sure this server is configured for downtime . The two servers will have different IP addresses though they might be running in the same network. once the interface is down we will not be able to ping this IP address from our workstation. Once after checking the checkMK if the server CentOS is ...