Access Point is a device in a wireless network that performs the interconnection between all mobile devices.

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38
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5answers
3k views

Is there a cap on simultaneously active Wi-Fi Access points in a single area?

I'm writing an API for controlling an external device. Part of this API is having the device scan for Wi-Fi access points. The API will be implemented across many types of devices, with varying memory ...
33
votes
7answers
43k views

Is it better to use a crowded 2.4GHz Wi-Fi channel 1, 6, 11 or “unused” 3, 4, 8, or 9?

I understand that 2.4GHz Wi-Fi channels overlap, and that the most popular non-overlapping set of channels in the US is 1, 6, and 11. Generally, my signal strength on channels 1, 6, and 11 are much ...
22
votes
6answers
1k views

How can I get a wireless signal inside a walk-in freezer?

I need to amplify our wireless signal into a large walk-in freezer. Currently, the signal gets everywhere around the freezer, but does not penetrate the steel walls. What would be the best and ...
13
votes
4answers
1k views

Can long range Wi-Fi work if one end of the connection is not using a high-gain antenna?

I am trying to understand how long range Wi-Fi works. As far as I know, Wi-Fi consists of Tx and Rx. When a laptop is connected to an access point (AP), the laptop is able to receive data from the AP ...
10
votes
4answers
10k views

Difference between wifi router and access point?

I see both terms used, and I was wondering what the difference is between a wifi router, and a wifi access point. Does the latter only create a LAN, with no way to connect the wifi box with a second ...
9
votes
2answers
8k views

Adding a second wifi router / wireless access point

I have an existing wireless router setup and I want to add better coverage to a certain part of my house. The current wifi covers the area, but the signal is fairly weak and the throughput is commonly ...
8
votes
3answers
25k views

Windows 7 hosted network

I have to use a wired conection to my PC and i'd like to connect my android phone to the internet over Wi-Fi. I tried using the new Wireless Hosted Network functionality in Windows 7, but my phone ...
7
votes
7answers
14k views

Connect to Wi-Fi access point with specific MAC address

I can see several (5+) Wi-Fi access points with the same SSID, but different MAC addresses (using InSSIDer). However, my Windows 7 laptop always keeps connecting to one of the APs, and I suspect it's ...
6
votes
2answers
10k views

Considerations about using multiple Wireless Access Points with the same channel and SSID

I have looked all over, and everything I have read says, if you run a multi-WAP setup with the same SSID you should stagger the channels. Can anyone tell me in more detail why this is needed ...
6
votes
3answers
28k views

How to find the IP address of an access point that I'm connected to?

I'm connected to an open network, I can see the BSSID and the SSID but I don't think DHCP is enabled because I don't get any IP. so is there a way to find out what is it's IP remotely ? and thanks
6
votes
2answers
1k views

Set up wireless networking solution for small office (<30 people)?

I have one wireless router (Linksys E2500) that's currently providing wifi for ~18 people on laptops, plus some of their devices (e.g. tablets). The network has gotten slow lately, and we're pretty ...
5
votes
3answers
2k views

Are problems with putting more than one wireless router in an apartment?

do all wireless routers tansmit their data on the same frequency? Can the frequency of the the transmission or receive for wireless internet in an apartment be modified? Do PC computers search over ...
5
votes
1answer
8k views

Does a wireless repeater slow things down for everyone?

I recently moved into a new apartment, and we've found that the wireless connection we've set up isn't accessible in all rooms. I'm thinking about buying a new router and running it as a repeater in ...
5
votes
1answer
3k views

WiFi UDP unicast vs. multicast speed

From what I have gathered UDP multicast / broadcast over WiFi will not yield the speed as one would have thought. What about UDP unicast over WiFi? Can anyone confirm that the latter will have a ...
5
votes
4answers
6k views

Difference between indoor and outdoor WiFi Access Points

Does anyone know if there is an operational difference between what is classified as an 'indoor' wifi access point and an 'outdoor' wifi access point. I'm speaking specifically to its operation ...
5
votes
2answers
6k views

How to turn my Linux netbook into WiFi AP

I'm trying find out how to make a linux (Fuduntu) netbook with two network interfaces a wireless access point and act as router and share internet connection for a WiFi tablet. one interface is ...
5
votes
2answers
82 views

WiFi: What's the range of my phone (not my AP)? [closed]

When my phone (Nexus 5) "sees" the Wifi-Network, is it always able to use it? What happens if I have a very strong AP which sends for example 300m, can my phone send a signal back (to the AP) or isn't ...
5
votes
1answer
2k views

Can I set up an EeePc as a WLAN Access Point?

I'd like to let an EeePC share files via WLAN. This is completely off the Internet or any other, i.e. the eee is the master of its own little local (and isolated) WLAN. I tried switching it into ...
5
votes
1answer
888 views

Keeping Virtual Wifi (Soft) Access point after reboot

I create a Virtual Wifi (soft) access point using following command on cmdline with Admin Rights: netsh wlan set hostednetwork mode=allow ssid=<SSID> key=<Password> keyUsage=persistent ...
5
votes
2answers
4k views

Can I create an Infrastructure access point from built-in WiFi (as opposed to Ad-Hoc) on Windows XP?

I want to use my Windows XP laptop as an access point. What I am trying to achieve is possible under Windows 7 with a myriad of utilities, but the wireless driver stack was different before Windows ...
5
votes
1answer
1k views

A wifi AP with a single NIC [duplicate]

I am trying to use my pc wireless card as an AP, while being connected to my wifi network thru the very same card, but I have a problem. What I am trying to achieve is the equivalent of Windows' ...
4
votes
3answers
16k views

Which 5Ghz channel to use?

My "better" router has 5GHz channels - 36,40,44,48,149,153,157,161 My not so much better router has 5GHz channels 36,40,44,48,52,56,60,64,100,104,108,112,116,132,136,149,153,157,161 I am ...
4
votes
3answers
11k views

Is it possible to have multiple repeaters in a network with just 1 uniform SSID?

I'm currently setting up a network with 1 access point. Since WiFi range is not very far, I'd like to extend the range by using repeaters. I did several setups in the past but they always had another ...
4
votes
4answers
4k views

External Antenna on wireless router

I have a "Linksys WRVS4400N wireless N router" that i'm thinking about relocating out of the high traffic area of my home. When I move it with the other networking equipment in the basement, my ...
4
votes
10answers
27k views

Getting IP Address of Access Point

recently I turned my Router to a wireless access point for my home network. Unfortunately, I forgot to note down the AP's IP Address and Subnet. How do I reliably get the IP of my AP? Thank's in ...
4
votes
2answers
9k views

dd-wrt as Wireless access point — can't get ip via wifi

I have a server that acts as dhcpd, and an linksys AP(with dd-wrt) connected to it via ethernet. I didn't want the AP to act as an router (as the server does that), so I've set it up as an Wireless ...
4
votes
2answers
290 views

Are there any soho class wireless routers capable of layer 2 encryption?

Are there any SOHO class wireless routers that are capable of encryption at layer 2?
4
votes
1answer
189 views

Is it possible to change WiFi Access Point at a higher connection threshold

The following answer answers nicely how to use multiple APs for a single wireless network How can I get the same SSID for multiple access points? The answer states that your device will change to a ...
4
votes
1answer
346 views

How to protect against spoofed access point?

If someone wanted to get the passphrase for my WPA2 encrypted Wi-Fi access point (AP), would it be possible to set up a fake AP with the same MAC address and SSID, then when a device tries to log into ...
4
votes
1answer
166 views

Why does setting a fixed wireless network speed cause hosts to lose their connection?

Why do some of the hosts on our home network drop when I change the transmission rate from auto to 130Mbps or 270Mbps? Is it because their wireless NIC can not support such rate?
4
votes
2answers
628 views

How do access points determine the power of an associated or non-associated client?

I cannot figure out how access points determine the signal power of nearby clients. I haven't found this information in any of the WiFi packet tutorials, so I can only assume that the power ...
4
votes
3answers
6k views

How to provide free connection with usage caps (dd-wrt firmware)

I've got a pretty badass router (okay, not that good, but not bad: TP_link TR1034ND), with DD-WRT firmware. My connection is about 90/35mbps which is also pretty good. I want to provide a free ...
4
votes
2answers
535 views

Does 802.1X and RADIUS prevent rogue APs?

I was discussing with a colleague today and he seemed to think that if you use 802.1X it allows users to realise if they are connecting to a rogue access point. I dont understand this though, surely ...
4
votes
2answers
12k views

Choose specific access point in a multiple access point WIFI network sharing SSID

In my university, there is a big WIFI network which is covered by different access points (antennas) which all share the same SSID. One of these access point doesn't work: broken or misconfigured. ...
3
votes
4answers
8k views

Differences between a modem, a wireless access point and a router

Can anyone explain the differences between a modem, a wireless access point, and a router? What functions do they share and which functions uniquely characterize them?
3
votes
2answers
2k views

Connecting a Wifi router to receivers with a cable instead of antenna?

This is a very strange question--I'd go so far as to say it's a stupid question. I'm being told that it is possible to, to describe it briefly, use a cable to connect an access point and a receiver ...
3
votes
6answers
10k views

How to find ip address of my Asus RT-AC86U in Access Point mode?

I'm using an Asus wireless router model RT-AC68U and can connect fine to the internet using it wirelessly. I configured the router to be an Access Point, but having done so, I can no longer locate ...
3
votes
5answers
2k views

How to Improve Wireless Networking Range

I have a cable modem which is also a wireless router. I have this modem in my bedroom and the signal is strong in there, but when I go to another room of the house, the signal goes weak. Even in some ...
3
votes
1answer
2k views

Multiple WiFi Access Points in Big Concrete Building

I'm looking to install WiFi coverage in our big concrete building. I recently purchased an ASUS RT-N56U from Newegg for my general area of the building. However, I'm looking to setup a professional ...
3
votes
1answer
1k views

3 Wireless Access Points on same LAN

I would like to connect 3 Access Points to my LAN. They are all wired together. Question: Do I use the same SSID? If I use the same SSID, do I put them on the same/different Channel? Are Network ...
3
votes
2answers
318 views

Why do I lose my 3G connection when I connect to my new wireless access point?

I've just bought a TP-LINK Wireless Range Extender (Model TL-WA83ORE) to use, for now, as just a pure access point, to link up my notebook, printer, and phone, without troublesome and messy USB ...
3
votes
1answer
8k views

Making my computer work as a WiFi access point without using ICS

So ... the easiest way to create a WiFi network on Windows 7 is using ICS. However, I'd like to create a simple WiFi network to make my computer work as a router. In Linux (generically, but I've done ...
3
votes
2answers
705 views

Connect Router with Access Point by WiFi

Is it possible to connect a Router (TP-Link TD-W8960NB) with a Access Point (TL-WA501G) by WiFi (not by cat* cable)?
3
votes
2answers
159 views

Best way to communicate with remote office ~150 feet away

I have a client who is leasing an industrial building with a local network. They are rapidly expanding and need additional space. The nearest available property is available across the street about ...
3
votes
3answers
991 views

How to troubleshoot DHCP problems?

This question was originally titled "How to gather information about suspicious wireless access point?" but then this topic has been moved to another question, leaving here discussion of connection ...
3
votes
1answer
3k views

Cheap/easy way to set up a wireless mesh network

I'd like to set up a wireless mesh/repeater network using multiple APs, most likely 3 or 4 of them around the house to ensure maximum signal strength. I've got a lot of space to cover, and the client ...
3
votes
1answer
1k views

802.11 - g and n clients on the same network, different access points

I'm running a network in my house with a single-band router, but have both 802.11n and g devices. As such, as far as I can tell, my network drops down to g speeds (54Mbps) whenever I use a g device on ...
3
votes
1answer
2k views

Dlink DWA-131 + r8712u (+ hostapd + nl80211 wireless AP) is that possible?

I'm trying to make my OpenSUSE desktop box work with a DLink wireless N Nano adapter. Additionally I'd like to make it the access point for my laptop. The problem is - when I run hostapd (with r8712u ...
3
votes
4answers
13k views

Windows XP as wireless access point

I wonder if it's possible to turn my normal windows PC to a wireless access point. I've got a USB Wi-Fi adapter plugged on my PC but I don't have a wireless access point to connect to. What I want to ...
3
votes
1answer
39 views

How does a WiFi client choose an AP if two have the same SSID?

When a WiFi client wants to connect to a hotspot with a certain SSID and there are two access points with that SSID, what determines which one it connects to? If it previously connected to only one of ...