VLAN or Virtual Lan is the name of the protocol standard from IEEE to 802.1q, which specifies the ethernet requisites to implement an independent area of a LAN isolated from another LAN with a tag on ethernet protocol(Layer 2).

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Designing a multi-site secure network without interfering with the remote infrastructure [closed]

I have been scratching my head about this topic for a while -- how to build a multi-site, secure and robust network where I, as controller, can access all of my devices as if they were on my local ...
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41 views

Recommended protection from inbound traffic and set up of 3 vlans on home network [closed]

There are so many questions out there on this topic without the answer I'm looking for. They talk about basics like WPA2 and how to get neighbors to stop using their Wi-Fi.... Perhaps I don't know the ...
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22 views

Sharing APs, but different gateways

I'm moving into a student apartment building with three friends soon, and I could use some help in designing the network. The situation is as follows. We each have our own outgoing connection with a ...
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18 views

How would you design the VLANs in this network to reduce the switches to the minimum

I'm just designing the physical network for my house and I created the following diagram: It is still acceptable, but as I cannot control "internet prov." zone expansion; because it is just to ...
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71 views

Setup Switch HP 1810-8G - Internet connection with several VLANs

I'm newby to this, indulge me. We bought a new HP switch with VLAN. The goal is to have two separate VLANs. The first port is for the router/internet connection. I've two groups ( A, B ) using the ...
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8 views

VLAN routing query on HP Swtch

I have Layer 3 HP switches throughout my organisation. They are set up to perform routing between all the VLANs connected to them, and everything is working. I am pretty proficient with using them, ...
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30 views

VLAN : machine can't access gateway

I have a VM on centos 6.3 used as a router/firewall with several VLANs. Here is my eth configuration file with a VLAN configuration : eth1 is setup with a public ip. eth3: DEVICE=eth3 ...
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28 views

Tagging VLAN1 on a switch

I have a Nortel switch which dates back to 2006. It has an egress tagging function which I think tags all VLANs including native VLAN1. This is my scenario: I plugged my laptop into that port which ...
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252 views

how to split up network into two subnets with only one router

I have one router on my home network. This acts as the main WiFi access point for all devices, as well as being connected to a simple switch for my home lab. I would like to be able to isolate my home ...
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46 views

M0n0wall Firewall Not Allow Traffic from Different Networks

I have a fairly simple home network set up. First off I have a VMware ESXi server running some VMs. I have an Extreme Networks x250e-48t switch doing all of my routing between the several VLANs I ...
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47 views

How to connect to a VLAN from a windows PC?

There is IPTV service provided over VLAN 892 from my service provider. I have got set-top box from my ISP and I use it normally. But sometimes I wish to watch same TV channels from my windows 7 PC. I ...
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20 views

Ubuntu server VMs having network issues after VLANing in VMware

Running ESXi 5.1 and vCenter. I recently segmented my network into smaller VLANs and enabled tagging on the vSwitch as well as the physical switch ports. Moved variety of VMs, Server 2008, RHEL, ...
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30 views

Router with VLAN support [closed]

I am looking for a router with VLAN support. But all routers I can find make no mention of their VLAN properties. Is it a standard for routers to have VLAN support? Is there any brand that has a good ...
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82 views

How should I setup two VLANs on the same ethernet port with one being untagged?

My ISP is also my TV provider using IPTV. What happens is I get a public IP address on my router but before that there is a switch that all the IPTV STBs are connected to plus the router. It didn't ...
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24 views

HP 5120 vlan not working

So I have this odd issue with our HP 5120 switches. The VLANs will not pass traffic unless a interface with a IP is assigned to the VLAN. Problem is there is a limit of 8 VLAN interfaces that are ...
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17 views

reading a routing table for pptp vpn data

I expected a route (on my router) to show my PPTP VPN connection. Now I see my VPN server IP show up, but still with vlan2, not ppp. Is this a problem? What can I do about it? Kernel IP routing table ...
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74 views

Prevent Users from accessing certain IP ranges when Teamviewer is active

I asked this question on Network Engineering, but determined that possibly using a script or software might be the better solution. I have a network with multiple VLANs and subnets that get routed to ...
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84 views

Inter vlan routing through Layer3 switch vs Router

I am trying to understand a network configuration that I have recently inherited. I am trying to diagnose slow network speeds, internet latency, dropped packets... you name it, the network it kind of ...
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3answers
210 views

VLAN configuration

I'm trying to understand how VLAN works and how to configure VLAN in a switch and Linux box attached to it. Basically, I understood theoretically how a switch handles VLANs and trunking. Although, ...
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163 views

Using VLANs/subnetting to separate management from services?

Background: I recently purchased a server and a managed switch for my home in the hopes of getting more experience and some fun toys to play with. The devices and appliances I either have or plan to ...
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19 views

Wrapping a point-to-point link

I'm using a pair of IP radios (non-WiFi) to bridge my office engineering LAN (172.0.0.0/8) to a lab in another building. The radios work fine, but they expose a web management interface I'd like to ...
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1k views

How to setup VLAN trunk on VMware Workstation guest?

I'm running VMWare Workstation 10 on my Windows 8 home pc. I'm doing a test setup for what later needs to be done on a real server (with ESXi instead of Workstation). The host has two physical NICs: ...
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144 views

At work my PC is on a VLAN. When I use VPN, will I be in the VLAN again?

I do not understand how that works. I know VPN allows me to be on the network (as if I was there). But how is it connected with port mapping on switches that creates VLANs? In other words, how does it ...
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488 views

VLAN Debian server interface configuration file

Problem: how to configure a Debian pxe server for VLAN usage. Here at my office they added a VLAN in order to solve the DHCP issues caused by having 2 DHCP servers on the same LAN (Windows for ...
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910 views

VLAN trunking with VirtualBox and managed switch

I am trying to set up a gateway server. Currently, I am running the thing in VirtualBox on my (strong enough) desktop PC with two network adapters. I configured a virtual machine with two network ...
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64 views

How to move a Debian pxe server on a new lan (VLAN)

I set up a Debian pxe server on a lan. Everything works fine. In case a VLAN is created and I want to put pxe server on the new lan, what should I do? I mean if the Debian pxe ip is currently ...
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73 views

Configuring a repeater for a non-native vlan

I my office I have 3 Cisco Aironet 1130AG series access points. I want to setup a new access point as a repeater. So far I have configured it a repeater using Cisco's website. Also, I am configuring ...
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16 views

VLAN Trunking Protocol: When the VTP domain is changed, is the VTP revision number set back to 0?

I'm revising for my Networking exam and in last years exam there's this question: When the VTP domain is changed the VTP configuration revision number is reset to 0. Could not find the answer in my ...
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215 views

How to Connect two LANs?

I have the following LANs: LAN A IP Range: 192.168.1.x Subnet Mask: 255.255.255.0 Default Gateway: 192.168.1.1 In LAN A using a NetGear Router (Model WGR614v9) I am connected with WAN. Router B ...
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123 views

Segregating/Separating a device (ATT 3G Microcell) from internal network without using DMZ

I would like to put the ATT 3G Microcell in an isolated network from a network that has the rest of my devices, by which I mean I want the ATT 3G Microcell to only be able to access the Internet, but ...
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80 views

Linux VLAN as a true “wire equivalent” connection?

This is a complete rewrite of the original question, due mainly to the great confusion my original ignorance caused. That confusion was so severe, I decided the original question had to go away, so ...
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254 views

How to discover/found available VLAN ID's

I have access to a Huawei ONT echolife hg8012H, input fiber optic, output 1GibE Ethernet, and a RF TV coaxial connector. The working 3play setup is something like this: [fiber optic] | ...
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120 views

Bridged VLAN and VAC can't connect to the internet on DD-WRT

I just recieved my new Netgear Nighthawk AC router, and I installed the latest DD-WRT from myopenrouter.com (build 23720). I am trying to create a VLAN bridged with a Virtual Access Point (VAC) so ...
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720 views

Extract video frames display time and frame number

I would like to extract each frame and its display time. The purpose will be to later compare the output between two videos (reference/original video and the transmitted video) and see what frames are ...
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150 views

How do I add subnets and VLANS into my network [closed]

First let me say I have posted this on cisco support forums and just copied and pasted into a new question for you here. Secondly I think I understand that to route through subnets I need a router ...
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204 views

Difference between a VLAN aware switch and a router

I was reading about VLANs and then the book wasn't clear much on VLAN aware/unaware switches. In the exercise there is a question about what's the difference between a VLAN aware switch and a router. ...
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205 views

Unable to ping within VLAN

I have following systems connected in the same network. System A eth0 > 10.25.1.221 netmask=255.255.240.0 System B eth0 > 10.25.1.142 netmask=255.255.240.0 Now, i had setup VLAN ...
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145 views

Add a VLAN for virtual machines to Tomato USB

I've got an ASUS RTAC66U with Tomato Shibby 1.28 v115 installed. I've got some VMs with which I'm trying to replicate a set of servers, down to IP address to debug some stuff. I've set the VMs to ...
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83 views

VLAN network configuration

I got a question about networking stuff :D ok my setup is a Summit24(SW1), a Summit48(SW2) and a BlackDiamond(BB) all switches are from extreme networks. In SW1 I set up a vlan with the Port 1 as ...
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82 views

Vlan with multiple switches

I have an Asus rt-N66U with Tomato 1.28 115-EN. My goal is to separate wired and wireless traffic, so what I would like to do is attach this router with two HP 24 port managed switches. So I have ...
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97 views

How to configure Open vSwitch bridge to make all ports trunked?

I am trying to configure open vSwitch on a XenServer install to trunk all ports with VLANs. How would I make it so that whenever a new VM is added the port that is connected to it is automatically ...
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3k views

VLANs setup via untagged hybrid ports on ProCurve switch?

Is this a path to set up VLANs in my small office with a hp V1910 series ProCurve switch? ... and what am I missing? The network is /24, so all IPs are in the same 192.168.0.X subnet. The switch is ...
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351 views

Simple VLAN DDWRT Configuration

I've been searching far and low to try and get this configuration working. All I want to do is configure my asus rt-n66u router running ddwrt to isolate port4 from my private network, yet have ...
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253 views

Network resource access control (maybe using VLANs?)

I'm trying to set up a network that has a couple of different device groups with different access rights. Physically, devices are connected to the network either via wall-ports or via one of several ...
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146 views

cisco vlan: can a trunk port talk to an access port under the same vlan?

Let's say we have a trunk port A with native vlan 2, access port B with vlan 2. When A send an untagged frame to B, can B receive it? When A send a tagged frame with vlan id 2 to B, can B receive ...
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199 views

Instead of VTP , what protocol can be used for non CISCO switches?

I got to know that VTP (VLAN Trunking Protocol) is a Cisco proprietary protocol. So VTP can be used only on CISCO switches. So if there is a non-Cisco switch in a network, what kind of protocol can be ...
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862 views

Not able to activate tagged vlan on Debian Wheezy

I'm not able to get tagged vlan running on my box. Any idea? $ ip link add link eth0 name eth0.666 type vlan id 666 $ ip addr add 10.10.10.10/24 dev eth0.666 I don't get any failure but interface ...
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94 views

How does UPnP know which IGD to port forward on if there is more than one IGD?

Say I have two IGDs on the same subnet with UPnP enabled. The host is configured to use one as its default gateway. How do UPnP applications know which IGD to port forward on. I don't think they use ...
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2k views

how to test a VLAN set up under OS X Mavericks

I tried to set up an "internal" VLAN, with my mac (running Mavericks) routing this segregated traffic to one of the hardware interfaces. I think this should work irrespective of how people connect to ...
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111 views

What IP's should the servers be assigned? [closed]

I have got 4 subnets (calculated using online calculators) The major network is: 172.16.0.0/16 The students subnet having the highest IP requirement /22 mask gets 172.16.0.1 - 172.16.3.254 as ...