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Questions tagged [vlan]

Group of hosts with a common set of requirements connected as if on the same broadcast domain despite physical location

VLAN, short for virtual local area network or virtual LAN, is where a group of hosts sharing the same set of requirements are connected to each other as if they were on the same broadcast domain regardless of their actual physical location.

See also

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Send trunk directly to vm in HyperV 2012

I'm setting up OpenBSD as a VM in HyperV 2012. It would be easier for me to just create one interface on the vm and have OpenBSD take care of setting up the vlans. Is it possible to tell HyperV to send all traffic to a port whether it's tagged or…
Guillaume Filion
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VLAN Inheritance?

Imagine the following scenario: Primary Switch | (VLAN 3 Port) | Unmanaged Switch (Dedicated to IPMI Interfaces) | / \ / \ Server 1 Server 2 (IPMI) (iDRAC) Would the…
Soviero
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HP Procurve Issue Passing Multiple VLANs over a link

Just to start off with I am a Cisco guy that got placed into an HP project. Basic topology overview from outside in: ASA 5505 with two Ethernet connections to a 2610 switch. This switch is then trunking* to a 2626 switch passing vlan 1 (untagged)…
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kvm, vlans, how to simulate a 'mirror' port

I'm working with kvm 0.14.1 on an ubuntu lucid x64 box. I've got 3 vlans configured, one that is a bridge to the host's eth1. The others are host only. I want to start playing with snort. Is there a way to configure a 'mirror' port into/onto one…
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New network design from a noob. VLANS, IP's, hardware, etc. Any comments please

I’m currently planning a large network infrastructure for a University in Ethiopia and would like people’s comments on my planning. Please bear in mind I have never done networking before. The campus covers 80 buildings including laboratories,…
Stokie Mike
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VLAN's - Planning?

Our network is a flat L2. At some point we need to (I want to, but it's not strictly my responsibility) start to VLAN it down as we're obviously going to have a lot of broadcast chatter going on, and recently one of our firewalls has reached its arp…
flooble
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Need prosumer router/firewall/vpn/vlan/nat advice

Looking for a recommendation on a device (or devices I guess) to do router/firewall/vpn/vlan/nat functons for my home network. Right now, I'm doing this with an IPCop box, but I'd prefer a little less roll-ur-own. Requirements: VLANs to segment…
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How to set up VLAN network

I'm changing my network from having every device on flat network to using VLans. My problem is that we already have a lot of devices on this network(192.168.20.0/24). From theory, I read that each Vlan has to be a different subnet and then I need to…
Paddington
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Architecting your network when you run out of VLANs

This is an entirely hypothetical question, I'm not in this situation now. What happens to your VLAN topology and routing if you run a multi tenant network and you have more than 4096 customers? Do you have to start "zoning" your network at the…
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Linux NIC bonding on top of vlan interfaces?

Is it possible to set up bonding(active/backup) on top of existing vlan interfaces ? Assume the following scenario: Linux Server with 2 NICs connected to separate switches iSCSI initiator + MPIO to utilize both NICs (redundancy+throughput) each…
powo
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How to configure a HP Procurve network for IPv4+IPv6

The setup: We are an apartment complex with approximately 1700 units. Every apartment has internet with an ethernet plug in each. The network has 60 HP 2910al-48G switches connected to a central HP 5412 core switch. The tenants can plug in their PC…
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Linux Router Problem

I have a Linux based router with four interfaces (each with its own private subnet). When I directly connect a device directly (i.e. no switch, just a patch cable) to one interface and another device directly to another, as below, then the router…
Bryan
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Looking for a tool to plan network/vlan topologies

I'm looking for a tool (desktop or web-based) that we can use to plan our network topologies using VLAN's. Something capable of defining switches, and mapping VLAN's to the ports and allowing use to map and review the VLAN layout. I'm not expecting…
Kenneth Kalmer
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Switches - Do I need Spanning Tree?

If I have two switches connected to one another by a fibre link, and each of those switches is also connected into a local switch, and those two local switches are linked, I'm correct in thinking that irrespective of VLAN's or any L3 configuration,…
flooble
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Can I connect a servers from Hetzner cloud to a vswitch

I have some dedicated root servers at Hetzner wich are connected via a VLAN using the vSwitch. Now I would like to know if you can connect servers from the Hetzner Cloud to the same vSwitch so they can communicate via the VLAN?
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