Tagged Questions

wireless local area network (WLAN)

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-2
votes
1answer
36 views

How do I “connect” one wireless network interface to anothet [closed]

Basically I have two dd wrt routers(TP-LINK and ASUS) working in "LAN-WAN" infrastructure(so they both gateways, gateway-router infrastructure doesn't suit to me) and I want to somehow "connect" ...
0
votes
2answers
75 views

DHCP server - No IP for computers out of the domain

I would like to know if there is a way to deny leasing an IP address through my MS DHCP server to computers which are not registered in my domain. Thanks!
1
vote
2answers
669 views

Which Layer of the OSI model is responsible for encryption in WLANS?

Since WEP and WPA/WPA2 encrypt the payload of 802.11 MAC frames and we know that MAC goes under the Data Link Layer (Layer 2), can we also assume that encryption occurs in Layer 2 as well? At least ...
0
votes
0answers
117 views

WLAN:Deauth: [MAC] STA reason code=2

I use WIFI temperature loggers which are working just fine. However, at one WLAN Access Point they can't connect and get error messages. Here's what I believe to be relevant information from the ...
1
vote
2answers
3k views

Accessing LAN resources from WLAN using SonicWALL TZ 215 wireless-N

I'm trying to allow clients connected to my SonicWALL's wireless network to connect to computers on the wired LAN. I am aware that this is a security risk. I set up the firewall to allow the ...
0
votes
1answer
57 views

Optmize server access for LAN and WAN (Internet Access)

I am trying to optimize my server so that accessing the local network as well as the internet. The OS is Solaris 9 running on a SUN V210 Connecting outside takes a long time, with sometimes there is ...
-1
votes
1answer
76 views

Transfer VLAN tagged packets over WLAN? [closed]

I have the following composition of devices: [selfmade router] - ethernet - [WLAN router 1] ----- wlan ------ [WLAN router 2] WLAN router 2 has 5 ethernet ports, each as an own VLAN, so 5 VLANs. I ...
-1
votes
1answer
144 views

No NETSH WLAN context in Server 2008 Core install? [closed]

I installed Windows Server 2008 Core on a netbook and I'm trying to set it up as a wireless router. Took forever to find the right wifi drivers... But now I'm running into this problem that there ...
0
votes
2answers
621 views

how to change interface ip in ifconfig with /etc/network/interfaces

Hi everybody when modifiying /etc/network/interfaces, saving it and then executing ifconfig i can't see the modification i made..for example here is part of my /etc/network/interfaces: auto wlan1 ...
1
vote
0answers
54 views

802.11n router supporting 802.11n as WAN connection?

I have an existing 802.11n WLAN router with an Ethernet connection as its upstream WAN connection (router A). I would like to get another 802.11n WLAN router (router B) and have it use router A as ...
2
votes
1answer
234 views

How to split LAN into two separate LANs using same internet connection

I have a router ZyXEL P-660HN-T3A and Switch ZyXEL GS1100-24 and I need to separate 2 ports on switch so clients connected to this ports can't see/access the others. I need the same thing to do with ...
8
votes
2answers
3k views

Industry standard for minimum Wifi signal strength?

Is there an industry standard for how strong a Wifi signal needs to be in order to have a reliable connection? For example, maybe Wifi endpoints are designed to the specification that they connect ...
2
votes
5answers
363 views

Need to guarantee 99.9% network uptime for ~50 computers. Is WLAN feasible?

Our current setup in our office uses a single router with 13 computers connected through wired interfaces. We are out of free ports and we need to support an additional 30-50 computers. We need to ...
5
votes
1answer
4k views

Adjacent channel versus co-channel interference

What is the difference between the two in terms of affecting signal strength or performance? Where I work, everything is on channel 1 6 and 11 for the 2.4GHz spectrum and I've been told that ...
1
vote
1answer
747 views

Cisco ISE Wlan user authentication fails for users with umlaut

We have setup a Cisco Identity Services Engine to manage WLAN access for our users. Access should be granted to users from a specific Windows Active Directory group. This works fine for users having a ...
-1
votes
1answer
2k views

2 router network setup. Why does ping only work in one direction?

So the setup looks like this: There is a main WLAN-router/modem which is connected to the internet and serves the lower floor with WLAN. Now upstairs I have a second WLAN-router/modem (I will call it ...
0
votes
1answer
288 views

Using NPS to restrict access to WLAN

We currently have one WLAN that only domain users can connect to. We will be adding a guest WLAN and would like all non-domain machines to use this, even if a user has a domain account. We have set ...
0
votes
1answer
77 views

What information does a WLAN repeater need, to repeat a wireless signal?

Does a WLAN Repeater knows to repeat any signal data (whether it is encrypted or not), or are there requirenments, which this repeater has to fulfill, like knowing about encryption methods, protocols ...
0
votes
0answers
2k views

ddwrt - multiple wlan each on own vlan - confused

I have a WRT610n running DDWRT v24-sp2. My goal is to setup: Single connection from switch to WRT610n, and switch passes tagged VLAN 50/40 and 1 (untagged) On WRT610n the 3 LAN ports (eth1/2/3) and ...
-4
votes
3answers
60 views

Can I extend an otherwise wireless network to a wired-only computer through a second wireless router? [closed]

This question is incredibly similar, but DIFFERENT. so before you vtc, please hear me out. I have my wireless router [router1] connected to my ISP. I have a wireless network being broadcast from ...
1
vote
1answer
7k views

How do I connect my dd-wrt router to another wireless network and ensure that all my clients connect only to the dd-wrt?

Here's my situation: I have my internet connection provided by a wireless network (we'll call it "A"). I don't have a lot of control over that network, though. I have a wrt610n flashed with dd-wrt, ...
-1
votes
1answer
375 views

Setting up a Windows Server based Office LAN / WLAN environment

Okay so we wish to setup a small office LAN / WLAN. We have 10 desktop PC's and 5 Laptops. which makes around 20 users. Those with laptops will only connect via the wireless network, if needed they ...
0
votes
1answer
478 views

WLAN0 not coming up

if have recently installed OpenSuse 11.1 from a dvd and then, following this advice , upgraded to 11.2, 11.3, 11.4 and finally 12.1 (no comment on this one, please...). Now the problem is that my ...
0
votes
1answer
238 views

Cisco AP commands dissapeared after IOS downgrade

enter code hereAfter downgrading a Cisco 881w AP (WLAN-AP), something went weird. When I connect on the WLAN-AP interface using: service-module wlan-ap0 session I got this prompt: ...
1
vote
1answer
343 views

Reloading Cisco 881w AP reloads the whole router?

This is about a Cisco router (881w) with the AP-WLAN interface. While on the AP interface (after having entered this command:) service-module wlan-ap 0 session If I enter this command: reload ...
0
votes
2answers
838 views

Setting up private and guest WiFi from Windows Server 2008 R2 for non profit (~20 users)

I'm about to set up a wireless network with a Active Directory domain. The problem is that the desktops they have at the office should connect via AD so they get access to shared resources, gp etc. ...
1
vote
0answers
273 views

WoWLAN under Linux 3.1 with N-1030

Linux 3.1 has added support for WoWLAN, and as far as I understand my card Intel Centrino N-1030 supports WoWLAN. However, ethtool for eth0 gives info: # ethtool eth0 Settings for eth0: Supported ...
2
votes
1answer
164 views

How do I create a certificate for WLAN users?

I would like to create a certificate system to add security to a small business wireless network. I understand that certificates can be used as authentication on a WLAN. Does anyone know how to do ...
1
vote
3answers
4k views

Creating a Static IP With wlan0

I am trying to figure out how to create a static IP address for my Ubuntu server. So far, I have scoured the internet and have only found how to do it with eth0, when I am using a PCI adapter for my ...
0
votes
1answer
1k views

Why i cannot access computer with apache on it via 'connectify hotspot' on same computer? [closed]

This is the situation: Computer running Windows XP Running Apache LAN: Internet connection WLAN (Wi-Fi): Hotspot with Connectify software (http://www.connectify.me/), FREE version iPhone 3G ...
-1
votes
2answers
781 views

Slow W-Lan with 802.11n - Accesspoint Tp-Link WR1043ND + MacBook + iMac

i've got an access point WR1043ND from tp-link. I joined the wlan with two Macs (MacBook+iMac). The AP is configured als 802.11bgn mixed mode with encryption wpa/wpa2 automated. (Tests without ...
5
votes
1answer
4k views

Routing 1 LAN + 2 WLANs + 2 WANs (failover) with DD-WRT on WRT54G2

I've installed DD-WRT v24-SP2 micro on a Linksys WRT54G2 v1.0, and I'd appreciate some help on setting up a not-so-trivial network. I've studied the documentation (notably ...
0
votes
1answer
643 views

DHCP requests from wlan client not reaching server

I have a dhcp (and dns) server running on a centos/linux pc, which is the only dhcp server on my network. I have two wireless routers - a Netgear DG834G, and a Netgear DGND3700. The DGND3700 is also ...
0
votes
1answer
292 views

Transmit Data over wlan in Linux

Its a repost from here : StackOverflow, I am struggling to find a some tool through which I can transmit the Data through a Wireless Driver which gives me the flexibility to set for instance the ...
2
votes
2answers
1k views

Rate of UDP packet loss over WLAN

While testing something with TFTP I noticed lots of timeouts (and slow speed as result) when I used my WLAN - and no problems when using a network cable. A quick test program sending/receiving UDP ...
1
vote
1answer
133 views

windows mobile 6.1 wlan slow reconnect

We have an app installed on Windows Mobile 6.1, Symbol/Motorola MC5590, which communicates via a WLAN connection. The devices go to sleep after a few minutes, and so does the WLAN. But after getting ...
3
votes
3answers
206 views

Looking for WLAN recommendation for medium-sized office [closed]

I am tasked with upgrading our WLAN in the office. I am looking for a low-maintenance solution I can deploy and forget about. I am looking at central controllers from e.g. Linksys, and then my plan ...
4
votes
6answers
341 views

Can you totally ban a PC from the local network?

I was wondering whether it is possible to ban a PC from LAN or WLAN totally or not? I know that banning according to MAC address is useless, as it can be altered. P.S: assume that no credentials are ...
0
votes
1answer
1k views

D-Link DIR-300 slows down / loses network [closed]

there are 2 buildings (A and B). In bldg A is an open WLAN (which I'm allowed to use btw). In bldg B is a computer that I want to connect to that network. So I flashed an old D-Link DIR-300 AP with ...
1
vote
1answer
139 views

How to replace 4KiloMeter fiber optic cabling for ethernet with wireless?

My use case is for security camera installations. I need to interconnect serveral remote locations into a central monitoring station. Right now, I'm using pools of copper wired connections, all linked ...
0
votes
1answer
93 views

Can Cisco wlan-controllers (nm-air-wlc6) function like a regular fast-ethernet port?

I have a Cisco router at school that has a wlan-controller.I connected a wlan-controller to another fast-ethernet port on another router and configured ip addresses. Although they are directly ...
0
votes
1answer
83 views

Latency of Harddisk-Access WLAN vs USB (Windows)

it would be kind if someone who is an expert on this field state what I have to expect in regards to the latency accessing files for the given scenarios (comparing them): A) Current Windows PC with ...
0
votes
2answers
49 views

How do clients access a php app connected to the same WLAN as the server?

I have setup: <VirtualHost 127.0.0.1:9900> ServerAdmin webmaster@localhost DocumentRoot "c:/wamp/www" ServerName url.pews.info ErrorLog "logs/localhost-error.log" CustomLog ...
3
votes
2answers
511 views

Is there a self-contained, easy-to-use and secure WLAN hotspot solution?

I'm looking for something that accomplishes (as much as possible of) the following: provides a WLAN access point for public use (for example, in a bar) serves as a transparent proxy forcing users to ...
8
votes
2answers
19k views

Bridging wlan0 to eth0

On arch Linux, I would like to mainly have eth0 (connected to bridged router) share the connection recieved from wlan0, Ive read tutorials but I'm not command sabby as other users are and don't ...
0
votes
3answers
254 views

How to serve a webpage on connection to WiFi network

I would like to be able to serve a local webpage (on a LAN) when someone connects to a WiFi network. This happens quite often in libraries, cafes etc, so i'm sure it can be done, but I have no idea ...
1
vote
1answer
1k views

How to use zeroconf?

Do I run it in a command line? Do I run it as a GUI application? I think it discovers resources available through a local network and assigns addresses to the resources. What happens next? Is this ...
1
vote
3answers
788 views

Is it possible to identify computers in the network by their names?

I will have several laptops which will be used by other side to build a local network. Some of these laptops will be working as web servers and other as clients. I will not have any control over the ...
3
votes
3answers
266 views

How to secure adhoc networks

What is the right way to secure adhoc networks? WPA_NONE is a cruel hack (doesn’t work most of the time, discards important packets, ..), WEP is not secure and Open… open is open. IPSec is a level to ...
1
vote
1answer
948 views

How to use the mode master with the ath5k driver?

In this page, they says that we can use the AP mode with the ath5k driver since linux 2.6.31 I am using Ubuntu Karmic with : linux 2.6.31-16-generic I would like to share my eth0 WAN connection ...