WiFi is a layer 1 and 2 networking protocol for wireless communication between devices. It is typically used in local networks for client access, but can also be used in point-to-point network links. WPA is used to encrypt traffic.

learn more… | top users | synonyms (3)

2
votes
2answers
488 views

Best method for secure WiFi use in open setting?

I would like to use the most efficient and safest method of securing my wireless traffic in an "open" setting such as free WiFi in a coffee shop. What's more efficient and more secure: a SOCKS proxy (...
1
vote
4answers
142 views

Replacement for a long wire to the router

I have a cisco-linksys wireless router through which multiple computers/printers and iphones are connected. Also, two switch ports are occupied by a desktop and a ip camera. I want to connect another ...
1
vote
2answers
2k views

config a router to act as a client and access another wireless router/network, wag120n

I currently have a WAG120N( http://www.linksysbycisco.com/EU/en/support/WAG120N) router and I would like to know if it's possible to configure it to connect to a different wireless network(WEP with no ...
1
vote
3answers
1k views

Setting up a transparent proxy

I am looking at setting up some kind of visitor wireless access for our company however our internet connections all run through a external proxy. After many wasted hours explaining to visitors how ...
0
votes
2answers
2k views

Windows 7 Enterprise Edition Failing to Get DHCP address

All my Windows 7 Enterprise Edition 64bit laptops have now failed to get an IP address from DHCP via either a wired or wireless connection. The majority of these machines are Dell Latitude 1545 but ...
0
votes
1answer
1k views

HP MSM410 WAP Wireless security mode: restrict to default gateway or off?

I have an HP MSM410 wireless access point and when I first configured it I couldn't access any other devices on the network, but I could access the internet fine. I figured out that this was because ...
3
votes
1answer
85 views

Installing WAP 2 for student access with Wireless laptops

I want students that have domain user accounts to be able to bring their laptops to school. I have setup a radius IAS and created a self signed cert. I have chosen to allow domain users to have ...
2
votes
3answers
1k views

Why are my listener-less multicast packets affecting Wifi performance?

I've got a program that sends out a IPv6 multicast packet (to ff12::2:0:8afb:382b:c053:85f%en1) every 50ms. I've got it running on a very simple single-computer LAN (Mac mini <-wifi-> Linksys wifi ...
3
votes
2answers
567 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 ...
2
votes
2answers
373 views

How to set up a wireless AP with a linux box and SOCKS proxy

I've got: (1) Linux box (Arch linux to be precise, but that doesn't really matter) (2) Ethernet connection on it (say, eth0) (3) Socks proxy on a remote site (say, remote :port), which can be ...
2
votes
2answers
933 views

How to pragmatically control acces to Wi-Fi network

Considering this scenario, At coffee bar you order the drink and get bill for that, On bill there is key for Wi-Fi network which is going to be valid for next X hours. I want to try realize something ...
2
votes
1answer
15k views

Can a WPA key be shorter than 8 characters?

I was helping a person with his computer today, and he was convinced that his router's WPA key was 7 characters (with some brand of consumer router). He has been able to connect with this on a number ...
2
votes
1answer
8k views

How to boot up Windows Server 2003 remotely using Wake On LAN?

I'm planning to get my Windows Server 2003 box to boot up using Wake on LAN (WOL), and have a few questions before diving in: Is WOL a feature of Windows, or of the BIOS and network card, or both? ...
0
votes
1answer
466 views

Can I change the security type of a wifi net via registry or group pol?

I have some Windows 7 machines that are configured to connect to the wireless network here as WPA-Enterprise/TKIP. In order to have them work with 802.11n, we need to move them across to WPA2-...
4
votes
3answers
238 views

How strict is line of sight?

The college where I work is wanting to expand our network connection out to the field house building, located about 1/2 to 3/4 mile away from the rest of campus. I'm looking at one of these as a ...
1
vote
1answer
2k views

Diagnostic policy service is not running on windows 7

I have rebuilt my machine 3 times (Windows 7) and upon next boot the network will not connect. (Wirelessly or Wired) If I right click to troubleshoot, I receive the error Diagnostic policy service is ...
2
votes
2answers
161 views

Can I put wireless activity on a separate network on the one router?

We have a foreign delegation coming in next week. Some of them will be IT-savvy. We don't want them wandering through our network. We have a wired network and a wireless network both going through the ...
2
votes
1answer
576 views

How do I get Windows XP Embedded to serve DHCP over wireless?

I have a Windows XP Embedded machine with a wireless connection. I'd like it to act as a wireless hotspot so that clients can connect to it with their devices and not have to worry about setting their ...
5
votes
4answers
1k views

Why do some Wireless Access Points cost so much more than others?

Here are three different Wireless Access Points with similar specs: $875 CISCO AIR-AP1252AG-A-K9 Wireless Access Point $150 NETGEAR WNAP210-100NAS Prosafe Wireless Access Point $49 TP-LINK TL-...
1
vote
1answer
921 views

How to get wifi to connect at boot on Centos

I'v got a CentOS 5.3 install that I want to connect to the wifi on boot. As the wifi adapter was installed via ndiswrapper there no /etc/sysconfig/network-scripts/ifcfg-wlan0 on the computer. I tried ...
3
votes
1answer
3k views

Radius Certificate Based (eap) Authentication

We are currently putting in place a freeradius server that uses certificates to authenticate via a wireless connection. We have this working for 802.1x but Novell's client for Windows 7 breaks the 802....
1
vote
1answer
104 views

NAP solutions for windows network

I am looking for a NAP solution for a network. Either an Appliance or software to run on a windows server. I have played with windows server 2008 r2 NAP but i dont think this is going to be a good ...
1
vote
2answers
1k views

Whats is the fastest way to remotely restart (redial) the router?

I have a Belkin F5D7234-4 Wireless G router. The router is connected to DSL modem. I wanted to know if there is anyway to remotely restart or redial the router. Since my ISP provides dynamic IP I need ...
1
vote
1answer
191 views

Fixed wireless Internet connections vs. T1 vs. DSL

I run a small business in Mountain View CA, and (as surprising as it sounds) I cannot get traditional high-speed Internet providers (e.g. Comcast, AT&T, Verizon, etc) to install DSL in my office ...
0
votes
1answer
406 views

Routing DHCP through a wireless router

I have a SBS 2003 server that is running DNS/AD/DHCP. Address space is 192.168.1.1. We added a new wireless router to the network to replace a old damaged Watchguard Firewall/gateway. Everything ...
4
votes
3answers
7k views

Is it possible to logon to a domain via wireless in windows 7?

We have 200 odd wireless-only laptops that I want to put on a domain. The wireless authentication is user based, so establishing a wireless connection before the logon is not possible i.e. machine ...
4
votes
8answers
2k views

What's better than wifi to connect servers wirelessly (ethernet-like latency)?

I need to connect some servers wirelessly and would like to know what other technologies (than Wifi) exist to get an idea of the possibilities. It would nice to know the pros/cons, limitations. ...
13
votes
4answers
29k views

What happens when wifi channels overlap?

There are many pages on the web advising the use of wifi channels 1, 6 and 11 only, so that your wifi channels don't overlap. Obviously this makes sense when you only have your network do deal with, ...
2
votes
1answer
395 views

Wifi using Overlapping - Channel 3 and Channel 5

I see a wireless network (802.11b) set to channel 3 and another on channel 5 - both with similar, but not the same SSID (SLR_UNIQUE-PORTION-HERE), near my house. From the MAC, I see they are using ...
5
votes
3answers
861 views

Aironet 1200's Auto-Channel Feature: When should it be used?

In our building we have around 25 1200 series Aironets, with a bit of overlap in some areas. Up until this point, we have had them deployed in alternating 1/6/11 channels, but we are wondering if we ...
2
votes
2answers
1k views

Any free software for creating paid WIFI?

Hello Anyone know free software (or very cheap) for creating paid access to WIFI - with tokens mechanism? Can be on Linux, or Windows... I have a small Hostel and I want to create paid access to wifi (...
14
votes
1answer
10k views

WEP/WPA/WPA2 and wifi sniffing

I know that WEP traffic can be "sniffed" by any user of the WIFI. I know that WPA/WPA2 traffic is encrypted using a different link key for each user, so they can't sniff traffic... unless they ...
2
votes
1answer
668 views

wpa_supplicant on lucid

I'm trying to get my wifi working through the command line, but I'm not having success. I generated the wpa_supplicant.conf with wpa_passphrase and I'm running wpa_supplicant -Dwext -iwlan0 -c /etc/...
2
votes
4answers
7k views

Know any good network monitoring tool for OSX? [closed]

I'm trying to keep tabs on my home wireless network. Is there a good, GUI based tool that can show connected machines (make sure I don't have 'guests'), traffic stats, etc. Thanks.
0
votes
2answers
73 views

wireless router on LAN

Can I put a wireless router (for a laptop to talk to) which is configured to use DHCP on our work LAN? I just need the laptop to be able to talk to the internet. Will it automatically get the gateway ...
0
votes
1answer
274 views

Cisco 1242 WAP Bridging

I'm looking to connect two facilities with a a pair of Cisco 1242 access points and am looking for advice on configuration. We have multiple VLANs running that will need to be passed through the ...
2
votes
3answers
558 views

Advice for outdoor wifi hardware and topology

I haven't setup any wifi networks other than an access point or two at any single location, so I'd like advice on how to setup an outdoor/weatherproof network in an area approximately 150 feet by 200 ...
0
votes
2answers
326 views

Setting up a linux server to share an internet connection

I in the process of reconfiguring my network. It is currently like this: internet - modem - wireless router - wired server/clients | |---- ...
1
vote
3answers
357 views

CSMA/CD and CSMA/CA

CSMA/CD is used in wired LANs, CSMA means that the computers on the network sense the medium if the medium is idle, the computer transmits otherwise it defers sending.CD refers to collision detection. ...
1
vote
1answer
1k views

Connect to wired and wireless networks at same time, Ubuntu [closed]

Currently, I have a media PC running Ubuntu 10.04 that I am trying to connect via a wired network cable directly to a NAS box, and wirelessly to the router. This works no problem after I run sudo /...
1
vote
1answer
88 views

Automated VLAN creation with residential Wireless devices

We've got a few WRT devices from Linksys here, and the issue has arisen to deploy them in a relatively small environment, However, in the interest of manageability we'd like to be able to ...
4
votes
3answers
330 views

Suggest Wireless AP [closed]

I'm doing a data and voice install for a client in the hotel industry. I'm done with voice and am looking for my options to provide a Wireless AP. The building's dimensions are 100ft X 50ft. There are ...
2
votes
2answers
2k views

Can HTTPS traffic over an unencrypted wireless network be viewed by others?

If I were to log in to - let's say - Gmail.com (which uses HTTPS by default), can my login and password be intercepted if I'm on an unencrypted wireless network? And if I still have the login cookie ...
1
vote
2answers
874 views

Wireless networking on Gnome on Ubuntu 9 / 10

So here's my problem: I have some netbooks (ASUS eee, and ACER Aspire Ones) that I've been tasked to set up as kiosk machines, locked up tight for normal users. I am a command-line, server man, so ...
0
votes
2answers
105 views

DDWRT or similar as repeater in a network

I have a friend with sever connection issues due to her wireless router being on the bottom floor of her house, and the computer being a story or two away. I have several old Linksys routers lying ...
0
votes
1answer
244 views

Different Results of Scanning Wireless Networks

(1) I found that under Ubuntu, WICD and command "/sbin/iwlist wlan0 scan" give a little different list of wireless networks. Windows 7 also gives a slightly different list. For example, there is one ...
0
votes
1answer
389 views

Connect to Nonencrypted Wireless Network Using Ubuntu Commands

I failed to connect to an open i.e. nonencrypted wireless network using Ubuntu command lines. Here is what I did. I firstly bring down the Network Manager, next bring wlan0 up and bring the encryption ...
2
votes
1answer
14k views

Connect to WEP Wireless Network by command line on Ubuntu

I am a newbie to both network and Linux. I am now trying to connect to a WEP wireless network by command line on my Ubuntu 8.10, because the Network Manager does not support 64 bit WEP. (1) I ...
1
vote
2answers
209 views

Is browser based wireless authentication secure?

Our wireless network previously used a preshared WPA/WPA2 key for guest access, which allows them access to the Internet. (Our employee access uses 802.1x authentication). We just had a wireless ...
0
votes
3answers
265 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 ...