NICs on a virtualization box

Bob Elzer bob.elzer at gmail.com
Wed Apr 20 09:18:06 MST 2022


Teaming makes multiple Nic's look like one and increases the bandwidth.

this ifcfg script will assign to ip's to one nic  192.168.1.8   and 10.1.1.8
TYPE=Ethernet
DEVICE=enp6s0
ONBOOT=yes
IPADDR=192.168.1.8
NETMASK=255.255.255.0
GATEWAY=192.168.1.1
DNS1=192.168.1.1
PREFIX=24
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
NAME="System enp6s0"
BOOTPROTO=none
IPADDR1=10.1.1.8
PREFIX1=16
NETMASK1=255.255.0.0

On Wed, Apr 20, 2022 at 8:59 AM greg zegan via PLUG-discuss <
plug-discuss at lists.phxlinux.org> wrote:

> yes
> NIC teaming?
>
> On Wednesday, April 20, 2022, 08:58:00 AM MST, Bob Elzer via PLUG-discuss <
> plug-discuss at lists.phxlinux.org> wrote:
>
>
> 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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