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.
1,292
questions
3
votes
1
answer
6k
views
No WiFi interface on Intel NUC running Ubuntu 16.04
I have installed Ubuntu 16.04 Server edition on an Intel NUC. The device has a wifi card installed, but when I run lspci, it only shows up as an unknown network controller. After installing network-...
3
votes
1
answer
11k
views
Configure FreeRADIUS with Active Driectory allow specific group of users to authenticate
In order to authenticate WiFi clients I use a FreeRADIUS server configured to check for user credentials in an Active Directory environment. Currently all users with a valid account are authenticated ...
3
votes
1
answer
262
views
HTML served from localhost is being modified by ISP [closed]
I took my laptop to a local restaurant yesterday to do some work setting up a new web app. I get the server in place, and created a simple HTML page:
<html>
<body>Hello, world.</...
3
votes
2
answers
1k
views
Wifi performance is slow only when there are multiple radios in one router
I have a wireless network setup like this:
Laptop \ | Wifi Router A | Wifi Router B | Wifi Router C |
\ | / \ | / \ | / ...
3
votes
1
answer
2k
views
Mikrotik API reference for `passthrough=no`
In several parts of the Mikrotik API Manual there are references to the passthrough=no and passthrough=yes.
e.g.,:
Manual: Transparent Traffic Shaper
Manual: "/ ip firewall mangle"
But nowhere have ...
3
votes
1
answer
3k
views
Pushing WiFi configuration through Active Directory
I'm trying to push wifi settings to client computers through Active Directory, something that will add a defaul SSID to connect to and a WPA password. The only thing I've heard of is a script by Aruba ...
3
votes
1
answer
3k
views
How do mixed wireless clients (b/g/n) effect total throughput of an access point?
Say you are planning a network based around access points that support the full range of 802.11 protocols on 2.4Ghz(b/g/n). How will a mixed set of clients effect the total throughput possible through ...
3
votes
3
answers
251
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 ...
3
votes
2
answers
634
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 ...
3
votes
3
answers
500
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 ...
3
votes
1
answer
73
views
Monitor windows clients network connectivity [closed]
I support a family members small business in my free time. They have 8 laptops running Windows 10. Their actual work gets done on a Windows Server 2016 Remote Desktop Server (running in Amazon AWS).
...
3
votes
2
answers
2k
views
Linux Hostapd registers as WEP, but I want WPA2-PSK
as usual to respect the community, I have traversed a bajillion articles and re-read the manual and still can't seem to get past this issue.
I'm trying to create an access point in Linux(linaro on a ...
3
votes
1
answer
2k
views
Do all captive portal solutions work the same way? (cookie, vs MAC address, vs other?)
While traveling and having to interact with a number of broken captive portal implementations I've overheard other passengers having usability issues with iPads, Phones, computers depending on the ...
3
votes
1
answer
101
views
Which interference is the lesser evil when setting up wifi
The situation
When I was looking into improving my wireless connection I found that it may help to change the channel.
Example circumstances
I have narrowed my options down to two, but am not sure ...
3
votes
1
answer
20k
views
Wireless Multicast Forwarding on OpenWRT
Good day!
We need to connect an STB device over wi-fi to the router. STB uses multicast only. Using udpxy is not possible. Original firmware forwards multicast over wi-fi using mac changing technique....
3
votes
1
answer
1k
views
bridging real and virtual wireless network interfaces
I have 2 wireless interfaces, one real (eth1) and one virtual (vt0), running on top of the same physical wireless adapter. Both have separate IP address spaces.
eth1 is connected to a laptop, and vt0 ...
3
votes
1
answer
1k
views
Is it possible to determine WiFi type with a Linux / Mac command?
At the co-working space that I am in, there are a number of wireless access points around. However, there is one that only some of us are able to connect to. We suspect it is because the access point ...
3
votes
1
answer
4k
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 ...
3
votes
3
answers
17k
views
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 ...
3
votes
1
answer
341
views
Wireless Network Issue, Disconnecting Randomly From Network
I'm having an odd problem with my wireless network. Here is the background information:
Server (Windows Server 2008)
1 to 10 end user machines connecting to the network
Layer 3 Access Point (Asus WL-...
3
votes
3
answers
1k
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 ...
3
votes
1
answer
312
views
Default page for a router
I wast to redirect a computers browser to a page on my server when they first connect, smiler to a hotel. I have a DLINK DIR-615 WIRELESS N 300 ROUTER.
3
votes
3
answers
2k
views
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 ...
3
votes
4
answers
850
views
WiFi planning tool [closed]
I am going to build a complex wifi network in a large building, so I am looking for a kind of software, which can:
Plan APs positions on a map (ex: floor map)
Draw AP's theoretical coverage (...
3
votes
2
answers
4k
views
how to disable auto-connect in network manager in ubuntu
hello there are some laptops running ubuntu 8.1 with NetworkManager, which on startup automatically connects to the strongest wireless network. i need to disable this for security reasons, so a ...
3
votes
1
answer
3k
views
Windows machines cannot connect to Radius Wifi
Environment Background:
4 Domain Controllers, DC01 DC02 DC03 DC04
DC01 is my PDC
DC02 is my NPS Server
The other two are load balancing and site specific.
I'm using a Ruckus Zone Director with Ruckus ...
3
votes
1
answer
69
views
Router dies on wifi usage
We're having a Netgear WGR614v2 router, and as soon as a device generates some WiFi Traffic, the router completely dies.
By opening http://9gag.com/ I can reproduce the problem.
$ ping 192.168.0.1
...
3
votes
1
answer
11k
views
QoS settings for Wi-Fi calling on pfSense firewall/gateway?
The new version of iOS 8 as well as Android supports Wi-Fi Calling with multiple cellular providers including T-Mobile in the US. I am currently running pfSense as the primary Internet gateway for ...
3
votes
1
answer
8k
views
OpenVPN to host tap device having very large MTU
Question
What is the minimum set of server and client configuration directives that I need in order to satisfy the following conditions?
Virtual layer 2 ethernet network that will not be bridged ...
3
votes
1
answer
440
views
Trouble with Russian pc's on my wifi
I've created a WiFi hotspot for the local community.
The problem is, some Russian PCs (Windows XP, Windows Vista and Windows 7) can't get an internet connection (We have a lot of bypassing Russian ...
3
votes
2
answers
4k
views
Many clients on a wireless AP for UDP broadcast packets
I asked this question on StackOverflow and was directed over here, so I'd appreciate any advice.
I'm deploying a smartphone application as part of a live music performance that depends on receiving ...
3
votes
1
answer
4k
views
Portable, battery-powered, wireless access point, ethernet adapter [closed]
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-...
3
votes
2
answers
137
views
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?
3
votes
2
answers
2k
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 ...
3
votes
1
answer
1k
views
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, ...
3
votes
2
answers
4k
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 [email protected]
$ ssh: connect to host ...
3
votes
5
answers
3k
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 ...
3
votes
1
answer
95
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 ...
3
votes
2
answers
883
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 ...
3
votes
1
answer
4k
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....
3
votes
0
answers
2k
views
Wifi 6E access point in Linux
Context: I'm looking to set up a 6 GHz (Wifi 6E) Access Point in Linux. I have two Intel AX210s (WiFi cards) on two computers.
nmcli only supports 2.4GHz + 5GHz
hostapd seems to support WiFi 6 but ...
3
votes
0
answers
227
views
Only able to ping WiFi AP for about 60 seconds, then is full access after
I have 3 x Mikrotik RB951Ui-2HnD router board (RB) running 6.31 with wlan1 bridged with ethernet 2.
STP is disabled on the RB bridge (protocol mode set to None).
I have a HP ProCurve 2520-24-PoE ...
3
votes
2
answers
597
views
Implementing an isolated guest WLAN via IPSec VPN on Windows
We are attempting to set up a guest WLAN network that is isolated from the rest of our network. This is proving difficult due to a couple of technical reasons. My first choice was to use a separate ...
3
votes
2
answers
880
views
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 ...
3
votes
2
answers
638
views
WiFi landing page: allow facebook + CDNs
we're building a landing page to use with Unifi (v3-beta). The landing page should show a facebook (and later LinkedIn) button to login.
After they login with fb (or allow our app) they get ...
2
votes
9
answers
2k
views
What are the connectivity implications for implementing a hidden Wireless SSID?
Should we be suffering from connectivity problems due to having a hidden SSID?
At work, we're past the "Hidden SSIDs make our network more secure" argument, but for user's 'convenience' and in order ...
2
votes
5
answers
1k
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 ...
2
votes
3
answers
1k
views
Will segmenting wi-fi SSIDs limit the spread of viruses, trojans and the like?
I have been championed to install a router that supports multiple SSIDs and being relatively new to the world of networking, would I be able to limit the spread of viruses and the like if I have users ...
2
votes
7
answers
3k
views
What is the fastest way to connect two separate networks within two separate buildings?
We have two buildings that are across the street from each other. Each has their own separate network. We needed to connect them together using a fast connection because of the large number of files ...
2
votes
4
answers
502
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 ...