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.

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Is wireless wake on lan possible?

I don't really have much to add to the question in the title.. Is it possible to wake a computer via a wireless network card? (Assuming that a wireless card doesn't consume enough power to make ...
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1answer
463 views

Why do I get certificate error when connecting to “trusted PEAP server?”

I'm trying to connect Windows 7 machine to my wireless network secured with WPA2-Enterprise PEAP. PEAP uses server authentication so I have created root CA named FesbCA on my Windows server 2008 R2 ...
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1answer
105 views

On a public wifi where are EAP messages (for the RADIUS AAA) actually created?

After doing quite a lot of research there's one part of providing public wifi I dont get: In what piece of software/hardware is the EAP packet created to send to my AAA server? I was only planning ...
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2answers
82 views

Wireless AP on different routers

I have a Linksys WAG320N Wireless N router and a Belkin Wireless N router. The Linksys is acting as a modem and DHCP server, and I want to set up the Belkin as an AP. Is there any reason this shouldn'...
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2answers
191 views

RADIUS hardware on the client side?

From the wikipedia page on RADIUS: http://en.wikipedia.org/wiki/RADIUS It says: RADIUS is a client/server protocol that runs in the application layer, using UDP as transport. The Remote Access ...
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2answers
1k views

Wireless Guest Network VLAN

I'm currently in the process of setting up some D-Link DAP-2553 WiFi access points. They have the ability to broadcast multiple SSIDs. These SSIDs can be assigned to VLANS (which I am pretty new to)....
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2answers
597 views

Getting IP addresses through sniffing [closed]

Is it possible to know the gateway address of a wireless AP that I'm not connected to through sniffing? Airodump-ng can show MAC addresses of the AP and the clients associated but doesn't show IP ...
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2answers
321 views

DHCP for wireless, fixed for others [closed]

I've run into a situation where I need to have DHCP running for my wireless clients and fixed IPs for everything else. I have absolutely no idea how to do this, tried searching here on serverfault, ...
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4answers
488 views

WiFi - Slow transfer speeds in high density area [closed]

I am using 802.11g in my apartment block. There must be many tens of WiFi networks that my laptop detects. My issue here is that my transfer speed over my WiFi network is topped to 1 MB/s... O_O !! ...
3
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1answer
1k views

Is a PKI required when authenticating a Cisco Aironet AP via radius against AD

We're a small office and have a Cisco Aironet 1250 access point set to WPA-PSK. Now that we've deployed Active Directory I'd like start authenticating my users via radius instead of a PSK. To this ...
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1answer
2k views

Captive portal with voucher support [closed]

Can someone recommend an open source captive portal that can run on a Linux machine(not wifi routers) with voucher support? I know wifidog can be configured to use username and password ...
0
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1answer
90 views

Is there such a thing as a wireless access point that isn't also a client?

I come across a lot of technical literature that talks about a device being a "wireless access point/client/bridge", or "AP/client/repeater", or "AP/Client". I understand that bridging and repeating ...
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2answers
82 views

How to change default settings of linksys or other router? [closed]

The problem is that after power outage the router sometimes loses its configuration. Is there a way to store settings so they will survive any power outage? Or do you know any routers that by default ...
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2answers
2k views

Unable to specify alterntive credentials using 802.1x wireless connections on Windows 7

Using Windows 7 I am unable to connect to the wireless network using 802.1x settings. I have configured it exactly as in Vista using certificates and checking the use alternative credentials check box ...
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2answers
1k views

Can I use wireless 802.1x authentication on windows for client machines that are not in the domain?

First off, I am not a sysadmin, so feel free to correct any mistakes in my question. We have a Windows Server 2008 R2 domain with 802.1X authenticated wireless access for laptops with Windows 7 ...
0
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1answer
252 views

FreeBSD: Syslog configuration for wireless routers ( BlueSocket )

Problem: Trying to isolate the issue preventing one of our BlueSocket routers from logging to a FreeBSD syslog box. The one that is not logging has identical logging settings to the other but is on a ...
1
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1answer
346 views

Deploy config for a WLAN via group policy

Ok, So what I would like to do is to deploy a preconfigured WLAN with key so everyone automaticly connects to the right network if they unplug their network cable. We have 2 WLAN:s at the office ...
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1answer
62 views

Security Certificate Exception

I am dealing with a small issue of certificate. In our wifi hotspot, every user is given a different username and password. In order to access any website, after connecting to wifi, login credentials ...
3
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1answer
3k views

How can I boost WiFi data transfer rate?

I have a wireless router that clients are using to have internet and file transfer in our company. The link speed is 54Mbit within all clients. But it seems that is impossible to exceed ~8 mbit which ...
0
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3answers
176 views

Best but cheap way to provide internet to a multi-let student house?

I manage a student house with 10 bedrooms spread over 4 floors (basement, ground, 1, 2). There is a single ADSL line coming in to the basement. Currently I have a modem/router (provided by BT, my ...
0
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1answer
79 views

In Wireless Networks, What is IV?

I understand it is initialization vector, but what is it ? Is it appended at the beginning of each packet as a key piece? Is it used to encrypt the entire packet? What does IV do exactly?
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2answers
151 views

Point to Point wireless network

I have to link two offices 0.62 miles apart with a wireless link. So far my setup is as follows : 2 24db directional parabolic wifi antenna 1 watt wifi amplifiers on each antenna Access point on ...
0
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1answer
452 views

Wireless setup for my Aironet 1260 [closed]

I have a new Aironet 1260. I've read that I shouldn't setup WEP for wireless. Any recommendations on how this should be configured? Should I setup 802.1X? I assume I need to setup a radius server. ...
0
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1answer
253 views

Setting metrics in ubuntu for eth0 and wlan2

I have two scripts, one copying files from machines on closed network (no internet) to the hard drive of the laptop and the other script trying send these files to over the internet using the wlan. ...
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3answers
825 views

Persistent Issues on small business network using Cisco 871W and Catalyst Express 500

Being the most qualified (read: still not qualified) to solve our persistent network issues, I've turned to serverfault for guidance. I've done some searching, reading related documentation on cisco....
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1answer
421 views

Why won't my wireless interface pass traffic to my network?

I am trying to setup a wifi access point with my Ubuntu server. I am having some trouble getting everything working correctly. Mainly the problem appears to be with routing or iptables but I cannot ...
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1answer
2k 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 ...
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1answer
3k views

Would the source and destination address in ethernet frame change?

Say there are 2 computers are connected this way in a wireless network: Computer A -> Access Point 1 -> Access Point 2 -> Computer B When a frame is sent from Computer A to Computer B, the frame ...
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3answers
1k views

WiFi Mesh Network - Roaming Clients

I have a warehouse that I want to cover with WiFi. My thoughts are to use some kind of WDS (repeaters). WDS is a common feature now in many SOHO routers. In the end the warehouse will be split in ...
0
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1answer
233 views

How can I set my wireless router to run on a time schedule? [closed]

I have a Buffalo AirStation WZR-HP-G301NH I am able to access it's settings via 192.168.11.1 I'm connecting wirelessly with toshiba i686 laptop on Linux Mint Debian with service pack 3 and i686 dual ...
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6answers
4k views

Wireless to Wireless Transfer Slow on a Linksys WRT54GL

The Situation: When I try to transfer a file from one computer to another that are both connected via wireless on a WRT54GL (in a office) with dd-wrt firmware I often get bad speeds. In generally ...
3
votes
3answers
699 views

Existing open source software for wireless mesh networking?

My goal: Build a wireless mesh network with some ALIX 2D2 (500 MHz AMD Geode LX800 x86 CPU, 256MB RAM, Atheros wireless card) Aside from working like a normal wireless mesh network users should be ...
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1answer
836 views

Is “Fing” network scanner iPhone app clean? [closed]

I need a wireless network scanner app for my iPhone and found Fing by Overlook Software (over-look.com). I can't find any references to it in reputable sources online. Given the recent reports of ...
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4answers
554 views

Long Distance Networking Options

What would be the best way to connect two freestanding farm buildings onto the same network? The total cable length would be less than 1000 feet. Cat6 is listed as having a max length of about 330', ...
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2answers
1k views

Realistic benchmarks of 802.11n / WiFi N performance?

I need to be able to connect a computer to our network with realistic speeds to the rest of the network of 30+ Mbps (as measured by something like iperf). Running a wire is not an option here, and the ...
0
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1answer
78 views

WiFi Hotspot Security / Payments [closed]

I'm setting up a local coffee shop network-And we need to display a terms of service / authentication screen before they can connect to internet. Internet --> PC/SERVER --> Wireless Router Then ...
0
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1answer
183 views

Pairing wireless routers

Apologies if there is a better site. I have DAP-1360 and another router connected to an office switch, which connect to the internet router. I would like the two wireless devices to act as access ...
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3answers
15k views

How to access internal server using public ip supplied by isp?

i am really new to network as i dont major in it. but i have been assigned this task and i cant get much of a reference form my colleagues as they also didnt handle this previously. let me describe ...
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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 ...
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4answers
1k views

Is there a good way to keep IPv6 multicast packets off WiFi?

I work on a product that consists of a number of headless Linux boxes that work together as a cluster. These boxes synchronize their state with each other by sending proprietary-format link-local IPv6 ...
2
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2answers
155 views

Affordable solution to providing clients wifi in high rises [closed]

We are trying to cover entire floors in a few high rises. Currently we are just using a few scattered Linksys routers running DD-WRT. Unfortunately that isn't robust enough. The ideal situation would ...
0
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3answers
411 views

using access point with IP outside normal network segment

having an issue trying to segment my network. Currently, our LAN resides on the 10.1.x.x segment, the first x varying based on qeuipment type, and the second varying on the number of the particular ...
0
votes
1answer
229 views

How to go about waterproofing a wifi antenna? [closed]

So you can purchase a pretty powerful wifi antenna for $50. To make it waterproof would cost you upwards of $500 and force you to go looking for questionable suppliers. What material can you use to ...
0
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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
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3answers
106 views

How is this wireless mode called?

I have the following situation and I don't know how to ask google. I have a cabled LAN segment, lets say 192.168.1.X. One of the nodes there is a wifi router 192.168.1.3 that creates wireless ...
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1answer
1k views

Multicast with wifi access points

Using 2 consumer grade access points what is the behavior of when multicast packets are sent between them. Consider -> AP1 -> AP2 (Note that AP1 & AP2 are connected over the LAN ports to the ...
0
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1answer
209 views

Server shares dropping when on Wireless

I manage an office of about 100~ people, with an old Server 2003 R2 box which is pretty much everything - DC, File Server, DHCP server, etc. All our network shares come from this server. I also have ...
2
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1answer
524 views

Setup wifi router to allow connection only when a certificate is installed

I'm not sure if this is in scope of SF, but I'd like to setup a router so that it will only allow connections when a certain certificate is available on the client machine. The question is - is it ...
2
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1answer
271 views

Wifi hosts can't contact one another (but wired hosts on the same vlan can)

Our current network is vlan'd, and the wifi network is on its own separate vlan (130). To connect to the 130 vlan, you connect to the access point (a HP MSM310), which is connected to an HP Procurve ...
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0answers
849 views

Traffic shaping for gateway to stop leechers

I am new to traffic shaping, but I need a quick simple shaping. I have a free internet service on my place using wifi. All www traffic has been routed to transparent proxy. We have a 10mbps connection,...