Sometimes you need to add more than one IP to a NIC (Network Interface Controller), this situation occurs when you need to support two or more separate networks with one server. In this article, we are going to add an extra IP to one NIC in CentOS 7. At first, we need to know the NIC name, to do this log in as root user and insert this command ip a The output sample is like below As you see in the output, the NIC name is eno16777984 and the IP is 18.104.22.168 To change the NIC IP or to add more IPs, we should open the “/etc/sysconfig/network-scripts/eno16777984” file with...
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