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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Continuous Bandwidth / Throughput Meter

I am building a wireless link between two points using Wireless-N standard. To determine the best position of the antennas, there is a signal strength indicator on the antennas. The problem is the ...
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1answer
200 views

Have to reset wireless frequently on iPad / Macs connected to Cisco WRV200

I have a Cisco WRV200 set up in our small office. The wireless signal works great for PCs, but I have found that Macs and iPads have to frequently reset the connection. It will be working for about 10 ...
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1answer
346 views

Can a laptop connect wirelessly to any NAS on a network it shares?

I know the question in the title is a bit broad. I'm a little confused about NAS storage. I have a Macbook Pro, and I want to set up a NAS Raid box that will be attached via ethernet to my router. ...
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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 ...
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1answer
797 views

Using Wireless on Windows Server 2008 R2

I've got EDIMAX EW-7318USg - USB network adapter, it works fine in Windows 7 but somehow i couldn't get it to work on my Windows Server 2008 R2 ? Has anyone tried to use Wireless LAN in Server 2008 ...
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224 views

Wireless cuts out after 10 - 15 machines connect

I am suffering a bit of a problem where if we have more than 15 machines connecting to the access point it will connect, but the ping will be in the thousands and drop connection and cut all wireless ...
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2answers
2k views

Can't ping wireless laptop from internal network

If I connect a laptop wirelessly to my router it gets assigned an IP of 192.168.4.X. If I use a wired computer inside the same network (IP:192.168.2.X) I am not able to ping the laptop, but I am able ...
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1answer
1k views

router advertisements do not go through wired/wireless bridge

The full setup: A Netgear CVBG834G cable modem+router (4*Ethernet+WiFi) configured in bridge mode (and WiFi shut down) whose sole role is to serve a public IPv4 address on its LAN port to... an ...
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3answers
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Why are Wireless Networks more vulnerable to ARP Poisoning?

I have heard a lot of people mention that wireless networks are far more vulnerable to ARP poisoning attacks. Why would this be so? Why could you not employ similar protections as for a switched ...
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2answers
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How can I enable WPA2 on Windows 7 when sharing an ethernet connection over wireless?

I have shared my ethernet connection over wireless in Windows 7 using the method outlined in the accepted answer here: Windows 7 - wireless connection sharing. My wireless card is a TP-Link TL-WN821N,...
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2answers
419 views

Setup a secure Peer to Peer connection over WIFI?

In my company we sometimes setup PC in hard to reach places. These PCs have WIFI USB dongles, and I want to control them from my laptop using VNC. How do I setup a secure P2P connection over WIFI? ...
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2answers
160 views

When using Group Policy to join a wireless network, can I specify the WPA2 passphrase?

I'm using Group Policy to add my laptops to the wireless network, I appreciate they will initially need to be wired for the policy to apply. The problem I have is the whilst the SSID and encryption ...
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1answer
67 views

Sharing VM over Airport

I've setup a Debian Virtual Machine as a development webserver on my desktop Mac OS X. I'm using shared networking for internet access and I've setup a static IP address. It's running Apache2 and SSL. ...
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1answer
121 views

Wireless configuration solutions?

I'm planning to draft a plan for 802.11g wireless network coverage of a distribution center floor. This distribution center is rolling out a new barcode label system. The barcode readers are portable ...
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1answer
390 views

Looking for a pci wireless card for a ubuntu-based access point. Any recommendations? [closed]

I have recently been trying to setup a wireless access point on a small ubuntu server, but the wifi card doesn't seem to be compatible. Its a Dlink DWA-552, which I was hoping would work, but the ...
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1answer
489 views

How can I determine which house is originating a WiFi signal? [closed]

A buddy of mine used to make money by going to houses that had unsecured wireless networks, explaining the risks, and charging them $25 to turn on encryption. The hardest part is figuring out which ...
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2answers
2k views

Intermittent “no route to host” error on Linux

I have 2 computers on the same network: 10.0.0.4 10.0.0.5 If I leave things idle for about 10 minutes or so, when I attempt to connect between them, I get: $ ssh user@10.0.0.4 $ ssh: connect to host ...
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2answers
676 views

Can I translate the MAC address to the exact ethernet card model?

I know that if I have the mac address I can find the vendor of the card but is it possible to find the exact model?
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2answers
178 views

Using a laptop as a server via wifi over a VPN using DHCP

My application lives on a laptop which will be on the company's wireless network. So what are the limitations because of this? The place I work has a wireless network which is given public access to ...
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1answer
2k views

Why can't I “decode” packets using Wireshark and some wireless network?

Re, I have no problem capturing packets on various wireless hotspots but there are a couple in my town that I just cannot understand why packets aren't being captured, other than those of my own. ...
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3answers
5k views

set tap0 using virt-manager for bridged wireless

After 3 days I finally have kvm guests working on the network via wireless (link below - thanks!): My network is 192.168.1.0/24 on the host: sudo sh -c "echo 1 > /proc/sys/net/ipv4/ip_forward" ...
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2answers
2k views

Using Ubuntu 10.04 as access point

Is there an easy way to configure Ubuntu laptop as access point? Sometimes when I only have cable connection to the internet I would like to give my gadgets access to the internet using WiFi. Is it ...
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5answers
453 views

Mitigating risks of HTTP session hijacking on open WiFi networks with VPS

The new Firefox extension Firesheep highlights the fact that HTTP login sessions can be easily hijacked if the data can be sniffed, which is trivial on an open WiFi network. I would like to set up ...
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1answer
1k views

Extract files from traffic captured with WireShark

Is there a way to extract image, video files from WireShark capture files? Is there a tool to achieve this?
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1answer
379 views

Linux auth to wireless before LDAP/AD logon?

Is it possible, on a linux machine configured for AD or LDAP logon, when the user logs on, to use that username and password to connect to a WPA enterprise wifi connection, which would then allow the ...
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4answers
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What's the maximum number of wifi connections for a single WiFi router?

We've got a Draytek 2829VN Wifi router and I'm wondering how many concurrent connections I should expect a router of this kind to cope with? We are looking to connect 60 iPads! I'd also be ...
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1answer
11k views

Connect to multiple AP with one Wifi adapter under Linux/FreeBSD?

How can I connect to more than one Wifi access point simultaneously using a single wireless adapter? I'm currently using pfSense as my home router and I want it to connect to multiple APs wirelessly. ...
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1answer
166 views

Multicast over 802.11b wireless

How do wireless routers behave with regards to multicast traffic? Given that nature of the shared physical medium routing to specific ports is not possible. Therefore, are mutlticast packets ...
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2answers
37k views

Blocking YouTube website using WiFi and/or DSL Router

Is it possible to block certain websites e.g. YouTube on all computers without having to configure something on each and every computer. I have access to WiFi router and the DSL router. Is there any ...
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1answer
190 views

Ubuntu - 3G Wireless Internet Security

I have a standalone Ubuntu 10.04 server (+ gnome) with a wireless 3G internet connection that is used to download data from an ftp server, process it, and then upload it again. Remote administration ...
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1answer
408 views

HP/3com 9552 802.11n AP won't let some clients connect

I splurged and bought an HP/3com 9552 802.11a/b/g/n access point. Like most enterprise-grade access points, it has very fine-grained configuration options. I'm pretty sure I've configured it ...
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3answers
400 views

Internet connection problem after new wireless network created Ubuntu 9.10

I want to share internet connection from my ubuntu box with my smartphone. The problem is when I try create new wireless network via GUI, I have problems with my internet connection. I guess that my ...
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5answers
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How to encrypt my web traffic?

I am using a wireless LAN (or sometimes a wired connection) connection for web surfing and any one from my campus can use the network. I simply want to encrypt my all data which is going between my ...
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1answer
258 views

Small office 802.11n router / access point that doesn't suck [closed]

I'm looking for a wireless n access point for a small office, about 9 people. I've been looking around, and it seems all the n series access points or routers are just terrible. Originally I was ...
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1answer
277 views

How to get UCARP to work over wireless?

I would like to get ucarp to work over a wireless (802.11g) interface, but the packages is never seen on the wired end. The setup looks like this: Box1 (10.0.0.11, wireless) -- AP -- (10.0.0.13, ...
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4answers
463 views

Wireless Repeater/Access network design

So I have a need to setup a access point / Repeater, if that's the correct term. What I really need is to have a switch that is in another location to receive its connection to the network via ...
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3answers
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Why slow (500-4500ms) ping times to google.com over Wi-Fi?

I regularly get ping times (to google.com) on my netbook over wireless (802.11) of: 500-4500ms for about half the time 100-150ms for the rest of the time. It seems to switch back and forth on the ...
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2answers
484 views

Limited bandwidth using wireless modem

I would like to set up a couple of wireless modems in a mall but limit the access to wireless by 10MB per user. Is there any good software I can use to manage this? Many thanks!
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1answer
6k views

WPA2 Group Key Renewal — Will connection be dropped?

I used to set my WiFi security using WEP to support legacy WiFi dongles that can't handle WPA (or other new encryption scheme). Recently, I've dumped those old dongles and got new ones. I am now ...
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1answer
223 views

Wireless access authentication

I'm hoping to get some feedback and ideas about implementation. Recently in one of our facilities we deployed 4 wireless access points which are Cisco WAP4410N devices. We are looking to do ...
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2answers
134 views

Debian BCM43xx Wireless Device Issues

I recently got help here so I decided to ask another question. I'm facing issues with Broadcom wireless card on my laptop. I'm using this Wiki page as manual and I'm doing everything EXACTLY as this ...
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2answers
462 views

CentOS and Broadcom Wireless Drivers

I'm tired of reading, tired of trying to find a solution myself, that's why I decided to post my question. I'm following tutorial located at CentOS Wiki to install driver for my wifi device. However,...
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2answers
216 views

Plugging domain controller into another network

I have a W2K8 domain controller network and everything was working perfectly on a network router on 192.168.0.1. It is also a DHCP server. I had to temporarily move the domain controller into another ...
10
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4answers
917 views

What to filter when providing very limited open WiFi to a small conference or meeting?

Executive Summary The basic question is: if you have a very limited bandwidth WiFi to provide Internet for a small meeting of only a day or two, how do you set the filters on the router to avoid one ...
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1answer
370 views

Two routers or one router and WAP?

I have an ADSL2 router/modem with internet access and I want to access 3 IP cameras (3 network clients) over wireless behind that router from the internet. My problem is that the ADSL2 router/modem ...
0
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2answers
4k views

How do I diagnose problems of dropped packets on a wireless network?

I have a wireless network between two buildings that seems to work fine but when I ping across the networks I see an average of about 10% dropped packets (over several days or however long the ping in ...
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1answer
2k views

Using PFSense to securely connect two networks

At our local office we have a WAN connection which we break off into two VLANs using a Cisco RVS4000 Router: Our main gigabit ethernet wired network 10.1.0.0/24 and a wireless network 172.16.1.0/24. ...
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1answer
2k views

WiFi repeater on two DIR-320 routers

I own 2 DIR-320 WiFi routers from DLINK. I also own 3-floor house. I installed single router on 3rd floor and found that signal strength on 1st floor is poor. I'd like to install 2nd DIR-320 on 1st ...
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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 (...
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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 ...