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Questions tagged [vlan]

VLAN stands for Virtual Local Area Network, sometimes it is also abbreviated as: Virtual-LAN

53 questions
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Netplan static routes with Vlan interfaces

On 18.04. I'm trying to configure my server with 2 vlan interfaces. Each vlan interface will have a separate IP Address on a separate subnet, and both will be linked to same physical interface. When I configure the vlan interfaces, I have…
AMatechak
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Egg-and-chicken problem: need the VLAN package to install the VLAN package

Hello everyone! I have installed Ubuntu Server 18.04 in na Hyper-V VM (please, no flack, not my fault...) and this particular network is a VLAN. No other traffic is permitted through the relevant switch, only that one VLAN id (let's say, 39). So...…
Henrique
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How many VLAN bridges does netplan support?

in a lab network I try to virtualize a router that routes between multiple VLANs [2]. The Hypervisor runs Ubuntu 20.04. However, I can only setup 21 VLAN bridges on the Hypervisor. As soon as I add the 22th VLAN bridge (or more), netplan throws an…
apalacheno
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Connect a VirtualBox virtual machine with Ubuntu Server 20.04 to a VLAN

I want to create a game server for minecraft on my home network accessible from outside (my friends pc at their homes). To do so I created a Virtual Machine with ubuntu server 20.04 and a VLAN on my router. The idea is to reserve completely the VLAN…
alessandro volta
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Missing 802.1q module from Ubuntu 18.04

I have just installed a fresh copy of Ubuntu 18.04 LTS and I needed to add support for vlan tagging. So I did follow the usual wiki and then did, apt install vlan and then when trying to load / activate the 802.1q, via modprobe 802.1q, I get the…
dpsguard
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Open Virtual Switch for bridging Physical network On Ubuntu Server 16.04

I am proof of concept for a client, the requirement are the following: Stretch across 2 site the ERP network (stretched VLAN), this is needed due to dated machinery that have to talk to a particular IP address; we cannot change the address of the…
MEMA
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Netplan add VLAN on the fly?

On 18.04, I have figured out how to get bonds, vlans, and bridges all working similarly to ifupdown. However, I am running a KVM server, and need the ability to add tagged vlan interfaces on the fly and bring them up individually without…
jubjub
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how can I specify which network interface is the one my computer uses?

I have Ubuntu LTS release 22.04. I need to figure out how to specify which interface in my machine is the one it's using for network traffic. It's a Thinkpad w541 laptop. I need to be able to create virtual (VLAN) interface's and get my computer to…
Chris Foster
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Issues with 8021q while installing vlan

I am having issues using the vlan package on Ubuntu Server installed on a Raspberry Pi 4. I am running Ubuntu 21.10. I will run the command sudo apt install vlan and the package will download. When I run sudo modprobe 8021q I am getting this…
Mason ITE
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Issues in creating VLAN interface using netplan on ubuntu

I have been trying to create a vlan interface on my ubuntu VM which has one network adapter. I could see that the vlan link has been successfully created, but I don't see any traffic passing through. Could it be due the similar mac address on both…
dnet
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Ubuntu 20.04.2....Bonded NICs as TRUNK interface...assign IP from a specific VLAN to the bonded NICs?

I am attempting to setup BONDED NICs (2x 10G). We have 6 total NICs, 4x 1G and 2x 10G, do not plan to use the 1G connections at this time. Looks like I have the NICs bonded (no errors in networkctl command and the 2 switches (Cisco Nexus) show both…
DMel
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Create VLAN to use as a single-NIC router

My goal is to run a software router (Sophos) in KVM, using a single physical NIC in an X220T for the WAN-side, LAN-side, host (Kubuntu), and any other KVM guests. I tried following https://wiki.ubuntu.com/vlan, but it seems outdated using…
davidtgq
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How to add default vlan (1) to an existing interface?

In sort of a unique position here...maybe. I know how to add vlans to existing netplan configs when the default is say, 192.168.1.1 (untagged)...but what about the reverse? My netplan config: network: version: 2 renderer: networkd …
Evan R.
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Ubuntu 20.04 KVM, netplan with bonding, vlan and bridges

I am preparing migration of an UBUNTU 16.04.7 server with 5 NIC's to 20.04. My testing server has 4 NIC's: 2 onboard and 2 as Intel Pro NIC. Configured in 00-installer-config.yaml. The first NIC is configured as: version: 2 renderer: networkd …
HeuvelTop
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Netplan with bonded NICs and VLANS and bridges not working

I have a netplan issue. Config is below. Bond seems to be working but I cannot connect to the network VLAN128 (br128) which is bridged on bond. The hardware and bonds worked before the server upgrade to 20.04 (was not through netplan before). It…
olivernz
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