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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53 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 ...
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1k views

Wireless router country codes: what issues can these actually cause?

Running the network diagnostics tool on my Mac, I get a messaging about "Conflicting Country Codes" stating that: "A nearby wireless router has been detected which is identifying itself as ...
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1k views

hostapd, rtl8192se and wpa not working: EAPOL-Key Timeout

Ubuntu 12.04.2, 3.2.0-49-generic, x64 hostapd from saucy (hostapd_1.0-3ubuntu2_amd64) Have tried from precise-updates as well to no avail. You can see in the debug output below, hostapd sends the ...
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2k views

Single Sign On 802.1x Wireless - saying “Connecting to <SSID>”, hangs for 10 seconds, fails with “Unable to connect to <SSID>, Logging on…”.

We are implementing WiFi on Windows 7 machines in our corporate environment. Machines should be able to log into the domain by WiFi as the Machine (Pre-Logon), and as the User (Post-Logon). We have ...
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178 views

Portable wifi set up with 100s of connections

I'm making a system that can connect all the smart phones in an audience to my server. It's for a fun open-source project that can create animations and interactive games. More info on my G+ ...
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539 views

Time Capsule giving high ping times for wireless

We've just set up an Apple Time Capsule for our network, and while things run fine in wired mode, with wireless mode ping time fluctuates wildly from 0.5 to 400ms: Ping from a Macbook Pro to ...
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46 views

Run scheduled task on wireless connection

I'm trying to set up a completely wireless office, with mostly Windows 7 and a few Windows 8 clients, and one problem I've run into is login scripts. The security guys don't want to allow machine ...
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52 views

Authenticating devices instead of users via PEAP/Radius

Our Cisco Aironet AP uses Radius to authenticate against our Active Directory via our Network Policy Server (NPS). For my users, on their domain-managed laptops and BYO devices (such as laptops, ...
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59 views

HP Radio Port 210 web configuration

We acquired used WiFi system to provide better wlan for the customers in our hostel. The switch is HP PROCURVE 5406zl and we have 50 or so HP PROCURVE RADIO PORT 210 access points. I set up the ...
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38 views

MAC Layer Retransmissions during the same TXOP

Back in the day I was messing around with MadWifi and, if I remember properly, after a packet was transmitted if the sender did not receive an ACK in SIFS time after the completion of the ...
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243 views

How can I limit total quota using squid without authentication for per user

I am having Raspberry Pi running Raspbian, I have configured it as a wifi hotspot using hostapd and dhcpd, I have configured transparent squid proxy server on it. Now all traffic goes through my proxy ...
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44 views

How can I get QoS over a WDS bridge on Cisco WAP551

I have two Cisco WAP551 devices bridging two physical locations wirelessly across the street from each other (200 feet, line-of-sight through a window). This is replacing a much, much older wireless ...
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55 views

Improbably high bitrate in the output of “iw wlan0 link”

I am trying to determine the bitrate of a wireless connection that uses the nl80211 driver on a Linux 2.6.39 machine. I am actually using a Netlink socket internally, but the effect is the same as ...
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93 views

Cisco 5508 - One WLAN not pulling from Windows DHCP

We have an existing Cisco 5508 doing all our WLAN/WAP functions. Windows 2008R2 DHCP server. There are currently 4 WLAN's, functioning properly. We are running out of addresses on our corporate ...
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219 views

Android device cant access a website

The company i work for is having a weird problem. They have a website. You can access their website from any device, anywhere, easily. But when we are in the office, android device that are on ...
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169 views

Guest wireless. HP to Cisco VLANs

I'm having trouble getting guest Internet access working. I have HP V-M200 WAPs and a Cisco RV042G for internet and a HP 1910 switch in the middle. I created a second Wireless Community/SSID on the ...
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301 views

Laptop using DHCP lease from another network

We have a laptop with intermittent wifi connectivity problems. Rebooting often helps. Today while digging around I noticed that its DHCP IP address and gateway are not addresses on our subnet. The ...
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1k views

Losing connection to SQL Server on the same machine?

I've installed our SQL Server driven software on a client's computer. This consists of SQL Server 2008 R2 Express, and using ADO/SQLOLEDB drivers on a brand new Windows 8 64bit machine. The problem ...
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238 views

How do get multicast to work on a Cisco AP1240?

I have a Cisco AP1142N in standalone mode acting as a simple AP. On the wired segment of the LAN, there is an Apple TV that is used to mirror laptop screens to a large TV screen. As long as clients ...
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118 views

Wireless Bridging two Sonicwall Firewalls

We have two sites (essentially two small buildings side by side but we are unable to run CAT5 cable between them) which are currently linked via a wireless bridge. We will be splitting the sites so ...
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214 views

Mystery WIFI connection interruption

The issue is that Windows users disconnected from WIFI network every 2~10 minutes, Mac users are less frequent but still get kicked off 1 or 2 times a day. We don't have such issue with any wired ...
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2k views

Windows 8 wifi problems with certain WAPs?

There seems to be a problem with Windows 8 wifi drivers working with specific WAPs. I have a Windows 8 ultrabook that works famously on my wifi network at home. When I take it to work (yeah we're ...
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355 views

Load Balancing Ethernet LAN & WIFI on linux?

I have configured two internet connection to my Linux box, first Ethernet LAN with range 192.168.2.1 & WIFI with range 192.168.1.1 this both connection are connected to 2 different internet ...
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89 views

Put files on deployed PC's HDD during SCCM2012 OSD

We are deploying Windows 7 using an OSD in SCCM 2012 SP1. We are doing this wirelessly. One of the things we are struggling on is automatically connecting to the Wireless. A solution is to use NETSH ...
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415 views

KVM USB Passthrough and Zydas usb wireless adapter: device or resource busy

i'm tring to setup a kernel testing virtualmachine for a 80211 module. i start my machine with this command: kvm -m 512 -net nic -net vde -usb -usbdevice host:0ace:1215 ktesting.img i set up a ...
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237 views

Setting up VPN with wired and wireless connection

I have a VPN working for the wired connection but it doesn't seem to work for the wireless connection. I'm trying to get a VPN set up with both a wired and wireless connection. So to do so, after ...
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30 views

In connecting to an access point, Win and Mac are ok but linux not

We have a wireless network which has WPA enterprise security. Its authentication is by Protected EAP and inner authentication is on MSCHAPv2. All devices with a wireless interface can connect to this ...
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795 views

Server 2008 R2 NPS with Cisco 5500 WLC and Wireless Authentication

We are currently trying to move away from some outdated ACS appliances we have. A little background on the NPS server -- it is currently set up and being used for RADIUS authentication for our Cisco ...
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129 views

AP Clients not pingable from outside

Here's a rough scheme of my network: - http://i.stack.imgur.com/zrlJJ.png The network is divided into VLANs. The linksys device is connected to a VLAN20 access port. Clients 4, 3, 2 ping the rest of ...
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635 views

Connecting to PPPoE server through wireless switch

I have the following set up: D-Link DSR-250N Wireless N Gigabit VPN Router (all machines connected to LAN ports, including server) Server (CentOS 5) -eth0: connected to LAN port on router ...
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133 views

Given IP address, but can only ping sometimes

I have a debian server that acts as a wifi router and DHCP and FTP server. I want to connect to this server using a Canon Wireless File Transmitter. I can connect and receive an IP address. I can ...
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150 views

Wireless router not allocating correct IP addresses

I have a WAG320N wireless router setup as a DHCP relay to my Windows 2003 R2 Enterprise server. The IP of the router is 137.248.21.1 The IP of the server is 137.248.21.10 The scope for the server is ...
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748 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 ...
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242 views

Auto switching between wired and wireless connections

How about this situation. Our business deals a lot with medical information. And some of our clients have demands based off HIPPA, etc. There is one now where they do not want an employee to have both ...
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220 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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961 views

HP Officejet 4500 G510n-z Not Showing up in Remote Desktop (Terminal Services)

I installed this printer on a windows XP machine. First using the wireless option, and later using USB. In both cases when I connect to my other computer (also Windows XP) via terminal services and ...
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5 views

Captive HotSpot, Apple login callback issue

For some days I have been building a Wifi captive hotspot, from scratch. My question concerns Apple. It is working 90%: when I join my Wifi hotspot, the device (iPhone, iPad, Mac) displays a 'fake ...
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17 views

Creation of a guest Wireless network 802.1X - easy to configure out of the box on clients (android, ios, computers,..)

I would like to create a Guest wireless network with 802.1X (WPA enteprise). On the client side, it must be easy to configure, so the users can enter a login and password during the authentication ...
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12 views

Isolate access point clients with iptables

Is there an effective and easy way to isolate access point clients so that they do not see each other over LAN ? I created an open access point with Kali Linux + Hostapd + dnsmask I want to make ...
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10 views

Wireless devices see ARP replies but not requests, monitor interfaces see both

For the sake of brevity, let's call the wireless interface used for access point (AP) to device communication "wlan0" and the interface used for sniffing in monitor mode "wlan1." In my case, wlan1 is ...
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27 views

Creating Wireless Hotspot in Cisco Wireless Setup

I have a Cisco wireless setup (having controller, AAA server and access points) in my office. I want to setup Hotspot in one of my office location ( like the Airport Hotspot solution, where you can ...
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94 views

Configure WiFi and LAN network to use the same Kerio DHCP server

We have a local network in the company: An Ubuntu server hosted for VPS. Kerio Control Appliance 8.5 installed on VPS as internet & DHCP server . WiFi modem connected to eth0 of Kerio. eth1 of ...
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53 views

iptables command to get bytes used by specific ip on port 443

I have hosted a WiFi network and i need to monitor data usage by every IP address on port 443(https) Here is the iptables rule used to share INTERNET from eth0 to wlan0 sudo iptables -t nat -A ...
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27 views

Cannot reach another station in wireless LAN

I have two stations (A and B) connected to the same wireless LAN by a wireless router (R). These stations and the router are placed in a crowded location and sometimes they fail to communicate (e.g. I ...
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152 views

Microsoft NPS Radius Proxy - Framed-IP-Address Empty

I'm trying to use Microsoft's NPS as a radius proxy, but for some reason it's not forwarding the Framed-IP-Attribute in the accounting requests. I have a Meru wireless controller, Smoothwall web ...
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121 views

Restrict hostapd wireless client from talking to eachother

How can I keep a wireless client of hostapd from talking to a wired client on the same network or another wireless client on the same network? Here's my network topology: [wired client] --> ...
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124 views

Meru wireless access point to controller traffic - packet analysis

We have been having persistent issues with a laptop cart in one of our buildings. The Problem The laptop cart contains (20) Lenovo E531 (i5) laptops running Windows 7 Pro connecting to our greater ...
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79 views

Suggestions required on how to allow users access to WiFi Captive Portals when roaming

I have written a script that will turn the proxy settings off and back on again after an allotted period but you often need to open up Internet Options > Connections > LAN Settings and click OK for ...
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141 views

Port Mirroring on Wireless router

I will be going on site to help hotel manager to identify who is using P2P (torrents) in hotel and abusing network usage for other guests. Easy option would be 1. Port Mirroring on wireless router ...
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53 views

iPhone Network Stack Failure on Wi-Fi

I have been debugging an issue related to iPhones in our enterprise environment. I have hit some walls and wanted to request a little help. Details: iPhone issue is intermittent effecting a ...