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Questions tagged [wifi]

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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Portable, battery-powered, wireless access point, ethernet adapter

I am in need of an adapter that will convert an ethernet port into a wireless access point. I have found a handful of devices, but I'm unable to find a device that is battery powered. Does a self-powered wireless access point even exist? The…
Jed
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Capturing wireless packets on my wireless network

Is it possible to capture wireless packets on my wireless network using sniffers (ie. wireshark)? If so, could you give links that can guide me to do this?
Dave
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What is the best option for extending the range of the wireless G network?

I have an old Microsoft G router and another desktop at the opposite ends of my house. That machine can see the network, but the signal strength is too low for stable connection. Besides switching to N router, what can be done to extend the range?…
saldoukhov
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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 end I've installed NPS on my SBS 2011 server. The…
Martijn Heemels
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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 equals around 1MB/s How can there be that high…
Odys
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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 cells, each cell cover by a WiFi repeater. My problem…
garzanti
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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 computer is about 50 feet away from the rest of…
Nick
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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 multicast packets (to ff12::xxxx%en0). These…
Jeremy Friesner
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request.status 12031

We develop a web application for internal use at our client sites, and it relies heavily on ajax requests. We have 20+ clients nationwide, many of whom are on the same version, and most with a high volume of users. At only one client, we are seeing…
Doug Johnson
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CentOS 6 WiFi using NetworkManager and Without GUI tools

I am using CentOS 6, trying desperately to get Wifi working via a ifcfg-wlan0 file and fudging with /etc/wpa_supplicant/wpa_supplicant.conf. I do not have an X server, so I do not want to use the GUI tools. How can I configure NetworkManager to have…
unixman83
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Pros and Cons of removing/disabling 3rd-Party Wireless Software

Does anyone else remove or disable 3rd-party software that controls wireless on laptops? I prefer to just have Windows manage it so that all of my portable machines are consistently configured. Also, I just dont want anything unnecessary running…
cop1152
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Is there a general guideline to setting up Firewall policies for Small Business?

I understand that each Business has it's own needs and situation, but I'm looking for a general guideline to commonly blocked services and ports and other policies to be looking for when configuring the firewall. For example should I block…
James Mertz
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How to stop windows 7 from disabling wireless network?

I have simple problem on few laptops with Windows 7 64-bit. They uses wi-fi network and all works fine, but sometimes, after hibernating and restoring system, wi-fi network is disabled (Wi-Fi icon in notifying area is marked with red cross). To…
user71061
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one particular laptop does not receive UDP broadcast messages

I am trying to debug a problem with a particular laptop which is running Ubuntu. We have a service which uses broadcast UDP messages, and this laptop is not receiving them on its wireless interface, except occasionally. I have boiled the problem…
Steve
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Looking for WLAN recommendation for medium-sized office

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 would be to add APs wherever the signal is…
jotango
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