NICs on a virtualization box

[Bob Elzer]

I know you can assign multiple IP's to one Nic, but I don't know how each
VPS can run a service on the same ports.

On Wed, Apr 20, 2022 at 8:51 AM Keith Smith via PLUG-discuss <
plug-discuss at lists.phxlinux.org> wrote:

>
> Hi,
> I'm wondering how VPS servers are configured.  I have a VPS with a
> dedicated IP.  I assume I share a box that has a number of virtual
> machines and I assume each VPS has a dedicated IP.
>
> This is a hardware question.  I assume the box has at least 2 network
> cards.  So lets say the server has 20 VPS on it and each has a dedicated
> IP. Does the box need a NIC for each IP or does the box have NIC cards
> that can service/route multiple IPs?
>
> I have a Dell consumer grade mini tower computer with a single NIC which
> is built into the motherboard.  I assume that NIC can only service one
> IP address, is that correct or can I install virtualization software on
> this computer and use the NIC for multiple IP's?
>
> Did I just open a can of worms?
>
> Thanks in advance for your wisdom.
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