Virtual LAN(vlan) is a technique to create isolated broadcast and multicast domains at layer2 level.

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linux vlan bridge feature backport to 2.6 kernels

The VLAN-aware bridge was introduced to the Linux mainline on the 3.x kernels, according to this article on lwn: VLAN filtering/VLAN aware bridge Has this feature been backported to the 2.x kernels ...
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Archlinux VLAN internet access virtualbox

I need to configure Openstack on a Virtual Machine and for that I created an VLAN to support communication between controller and nodes. The problem is that I need internet access on this VLAN to ...
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scp between two servers not in the same network

There are two server that I can access with 2 different VPN connections. I have managed to have both VPN working on the same time on my machine (a bit of routing rules). I want to do a scp ...
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Vlan not connected to one network virtual machine to another network virtual machine

I created two ubuntu vm and I installed dhcp server on both the vm's. I configured the interfaces file and geting the ip address for vm1:10.192.1.2 and vm2:10.192.2.3 I have 24ports Switch. Now I ...
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Debian VLAN (8021q) Configuration doesn't work

I try to setup VLANs on a virtual Debian machine. It's connected to an Cisco 2960 Switch. The Switch has 3 VLANs (1,100,200) which're allowed the pass the trunk. The Switch Configurations was tested ...
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How can i set-up VIOs multiple VLANs in our p770 box?

There's a requirement setup needs to address to our pSeries box. We have one p770 box intended to setup UAT and Development VM Clients, but the requirement is to set different VLANs per Environment ...
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In which vlan am I in?

My question: are there any methods to detect that in which vlan I am? Can tcpdump show this? Or can I force a GENERAL switch to say to me?
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How to install and configure Dynamic VLAN Server?

I have below setup: Firewall: Fortinet 240D Core Switches are 2 one is Juniper EX 4200 & second one is EX 3300 I want to configure a Dynamic VLAN Server on Ubuntu Linux 12.04.3. Kernel and ...
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How do you set a vlan priority on a nic in freeBSD?

This question could arguably be posted on both networking.stackexchange and unix.stackexchange. I'll start here. I have a freeBSD (pfsense 2.1) server running as a router on google fiber. In order ...
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Creating VLANs between network namespaces

I want to implement the topology shown in the figure below using network namespaces (ns1 to ns4). ...
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Set the MAC address for VLAN device

I created a VLAN device via NetworkManager in my Fedora 19. Also I need a specific MAC address, so I edit the /etc/sysconfig/network-scripts/ifcfg-VLAN and edit the MACADDR= variable. But this ...
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Bridge interfaces with Vlan on Linux based access point

I have a Linux based wireless access point. It has eth0 interface for ethernet, ath0 for wireless and br-wan as a bridge between the two. bridge name bridge id STP enabled ...
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How to setup VLAN on same subnet as Ethernet ?

I have a physical NIC with dev name eth0 with ip 192.168.1.2 and gateway 192.168.1.1 and I want to setup a VLAN with ip 192.168.1.x and same gateway as eth0. Setting up the VLAN runs smoothly and I ...
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Boot in rescue mode with vlan support in RHEL

I am trying to restore RHEL OS (5.3.1.1) from network, where we have VLANs configured on our switches. So the only way to get to shared folder on remote server with backup image is to configure VLAN. ...
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What happens if you add a vlan-device to an interface that already is a vlan device?

When configuring an application that creates vlans by using vconfig add, I discovered that it was adding a vlan device to something that was already a vlan device. Effectively, what happened was: # ...
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Private vlan concept (rfc 5517)

I'm learing vlan concept and came around private vlan rfc. I think that i understand the reason and implication of isolated domain, but i'm not sure that i understand the community domain. ...
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Why does adding a non-VLANed interface to a bridge break the VLANed interfaces?

I'm working with VLANs on briges and have found that if I add a non-VLAN interface to any bridge, it breaks all the VLAN interfaces - packets leave just fine, but the return packets (which are ...
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Private VLAN's under Linux?

http://blog.ine.com/2008/07/14/private-vlans-revisited/ Has anyone tried private vlan's under Linux? Any experiences with them? My real question is does anybody have howtos regarding this?