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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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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62 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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36 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
99 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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55 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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642 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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2answers
65 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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119 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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228 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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46 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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41 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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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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1answer
83 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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82 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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1answer
67 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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174 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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54 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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343 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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1answer
97 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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103 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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129 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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103 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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54 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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67 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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72 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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2k 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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244 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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183 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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1answer
92 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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137 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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662 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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77 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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2answers
98 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 ...
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82 views

ng_patch and VLAN priority

I have a VLAN interface in FreeBSD 9: vlan34: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=103<RXCSUM,TXCSUM,TSO4> ether xx:xx:xx:xx:xx ...
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103 views

How to split server connection with VLANs?

first of all, i wasn't able to find a good heading. If someone has a better one feel free to edit. Today I got a new server and now I am trying to configure it, but I have a little problem. I want to ...
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271 views

Configure multiple VLAN on a Broadcom NetXtreme 57XX adapter

I'd like to use multiple VLAN on a Broadcom NetXtreme 57XX network adapter on Windows 7. I'm used to do it on *BSD, but I can't find how to do it on Windows. It's ok to set 1 VLAN on 1 adapter. I ...
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1answer
171 views

Multiple SSIDs with VLAN binding

I am seeking some advice surrounding the EnGenius Long Range Wireless N Access Points, and Repeater products. I want to take the wireless signal from the main office, and extend it to surrounding ...
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1answer
492 views

Howto Isolate a computer from my network using a billion 7800n and a busybox prompt

My only router is a billion 7800n connected to the internet using the ewan port. I have 4 computers connected to it 2 wired and 2 using wifi. I want to isolate one of the wired ports from seeing the ...
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382 views

Computers on the same VLAN can't see each other

I don't even know how to begin trouble shooting this issue. My wireless network is set up with 3 different SSIDs and 3 different VLANs, one for each of the different SSIDs. Devices on the WIFI can see ...
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1answer
154 views

Arp table on a multi switch vlan

Lets say I have multiple cisco switches that are all on the same VLAN. The question is: If I do "arp -a" on a pc that is connected to one of the switches. Do I get the Ip and Mac addresses of all ...
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1answer
376 views

tagged (802.1q) traffic and vmware workstation on linux

I am trying to bridge vmware workstation's VM NIC to tap interface on host that includes 802.1q/tagged (vlan) traffic. Somehow vmware bridging strips 802.1q header and all traffic gets to VM untagged. ...
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101 views

Do I need a Router when having a UTM?

Hello my Question is really simple, do I need to have a Router when using a UTM (Unified Thread management)? Currently I want something like this: Modem <-> UTM <-> HP ProCurve <-> ...
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81 views

Communication between VLANs

We have got a 16 port switch and is divided in 2 VLANS of 8 ports each: VLAN1 uses port 1-8 with network 192.168.10.0/24 VLAN2 uses port 9-16 with network 192.168.20.0/24 Computer A is connected ...
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72 views

route 2 subnets and vlans

My ISP provider gave me 2 links with 2 different blocks, I have been tasked to setup the following setup. | | 66.47.x.x/24 65.64.x.x/24 | | ...
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1answer
1k views

Inter VLAN routing on HP Procurve 2610

I have a network composed of: 1 x Cisco RV082 that gives access to the internet to the whole network 1 x Cisco UC560 PBX 1 x HP ProCurve 2610-PWR Switch I have 2 VLANs VLAN 1 ...
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3answers
842 views

Using a VLAN to isolate a device from network broadcasts

I have a device that needs to be isolated from broadcast traffic (excess broadcast traffic is causing the device to crash), but the web console on the device still needs to be accessible via a ...
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133 views

connecting two LAN network using outdoor wireless antenna

I want to connect two building using outdoor wireless antenna , assume that I have two buildings like below picture and I want to connect these building together, what equipments I need for doing ...
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1k views

How do I use a single wireless adapter for both an access point and client on raspberry pi?

I have been able to create a wireless access point (on my raspberry pi) using a usb wifi dongle using hostapd on wlan0. What I would like to be able to do is have the access point be on some virtual ...