-----Original Message----- From: CentOS <centos-bounces at centos.org> On Behalf Of John Ratliff Sent: Wednesday, March 7, 2018 1:31 PM To: CentOS <centos at centos.org> Subject: [CentOS] NIC naming conventions and vmware > I have a couple of CentOS 7 machines running in a vmware environment. On > all the older ones I've deployed, the NIC is named ens160, but on all of > the new ones, it is named ens192. I can't find any difference in the > hardware that would account for this. > > Any suggestions on what I can do to figure out why some are named ens160 > and some ens192? The difference comes from the virtual machine host operating system definition and the virtual network adapter type selected where the first choice constrains the available options for the second.