Multiple IPs per interface?

Question

CentOS

There is a server on CentOS, it is connected to a managed switch.
Vlans with white IPs from the same subnet enter the switch
. The switch, in turn, is connected to the server.

Task: put several white IPs on one lanyard from the switch to one interface, so that one main other alias to it.
Question: how to properly configure the switch and the server.

Answer 1

On the switch, the port is in tagged mode. On the server, create the necessary VLANs on this interface.

Answer 2

There is a car in it with 4 wheels and a spare tire, how to set it up so that it drives - that is exactly what your question sounds like. Which switch, show its current settings for the port looking towards the server, server settings, IP in one wealan or in several, if you give all additional IP in tagged wealans in several, on the server accept also tagged, for example, to raise the wealan on the zero interface 112 need to make an entry for eth0.112