Wireless local area networking, also known as "Wireless Internet"; stands for "WIreless FIdelity"
15
votes
8answers
2k views
Will Time Capsule work on a college dorm's WiFi network?
My daughter is headed off to college. I'd like to send her off with a Time Capsule so she can wirelessly backup her MacBook automatically.
My concern is that Time Capsule will not work properly on ...
14
votes
5answers
36k views
Is there an application like Connectify for Mac OS X Lion?
There is a well known app for Windows named: Connectify, used to share a wifi connection between a computer that only has wifi with other devices which requests that connection from the computer.
...
13
votes
2answers
3k views
Can I force Mac OS X to select certain Wifi network?
When I turn on Wifi on my MacBook, it always selects some open network.
Can I somehow force the system to choose another network (it is password-protected but I have the password stored in the ...
13
votes
5answers
18k views
How do I troubleshoot my Wi-Fi connection when an exclamation mark appears?
Sometimes, when I am in a public Wi-Fi an exclamation mark appears in the greyed out Wi-Fi icon.
I can connect to the Wi-Fi (I get assigned an IP address), but I cannot establish an internet ...
12
votes
3answers
361 views
What are the risks of connecting a MacBook to an insecure wireless network?
What privacy and security risks am I exposing myself to when I connect my MacBook to an open insecure wireless network?
Are there any risks that are worse or better when compared to a Windows PC ...
11
votes
8answers
32k views
How can I mirror my iPad display wirelessly?
I am looking to display my iPad screen wirelessly to an external display to demo applications. I found this video showing exactly what I want to do with an iPhone but no explanation as to what the ...
11
votes
3answers
2k views
Can a Mac's airport card run 802.11 N, G, B or A only?
Occasionally it's nice to hard code a wired connection network port to not auto negotiate and force things to be 100 half duplex even though a higher speed is configured and negotiable on the switch.
...
10
votes
6answers
3k views
Start/stop internet sharing from a script?
Is there a way to start/stop internet sharing from the command line or maybe an apple script?
The thing is that I move around my laptop between home and work. At one place I get wireless internet ...
10
votes
5answers
915 views
To let a Mac automatically use Wifi and Ethernet to double the connection speed?
I am staying at a hotel, and for some reason, I think they limit each Wifi connection to 95 kbyte / s. So that is roughly 1.2 Mbps... and since I have 18 Mbps at home, I am using a speed that is less ...
10
votes
2answers
10k views
Why won't my MacBook Pro connect to Wi-Fi networks that use a sign-in page (captive portal)?
Some wi-fi networks require viewing and agreeing to terms before Internet access is allowed. When my MBP connects to such a network, it attempts to redirect and isn't able to connect. I tried all ...
10
votes
13answers
13k views
Wi-Fi connection randomly disconnects on 2012 MacBook Air
My 2012 MacBook Air has problems with Wi-Fi – random disconnections, every few minutes.
The problems occurred with Lion, and persist after an upgrade to Mountain Lion.
It seems the Wi-Fi drops ...
9
votes
6answers
2k views
Why does iPhone Maps app sometimes ask to enable Wi-Fi for “accuracy”, even though Location Services (GPS) is enabled?
Background:
I have an iPhone 3GS with iOS 5.1, and a 3G data plan that I keep enabled. I also keep "Location Services" (GPS) always on, since I use applications that take advantage of it.
However, I ...
9
votes
4answers
4k views
Can I “Forget this Network” when the wifi network is not in range?
I have an iPod Touch that I upgraded to iOS 4 (but this an issue that also existed in iOS 3.1). When I travel, and I join a WiFi networks (e.g. hotel, etc), I don't always remember to forget the ...
9
votes
2answers
4k views
Can iOS 5 Wi-fi sync be used over VPN?
With iTunes Wi-fi sync in iOS 5, it seems that the host iTunes machine and the iOS device have to be on the same LAN. Is it possible to circumvent that requirement by accessing the user's LAN (with ...
8
votes
7answers
3k views
What tools are there for measuring Macbook wireless strength?
I often have trouble connecting to wifi with my MacBook Pro. To help identify the problem, I was wondering if there were any tools for measuring wireless signal strength.
8
votes
3answers
1k views
Does turning on WiFi on iPhone use battery?
Does turning on WiFi (without connecting to any wireless network) use battery?
8
votes
3answers
7k views
How to share internet with WPA/WPA2 security?
I'm using a macmini with Mac OS X Snow Leopard to share a cable internet connection. Sharing works fine except that security is limited to 40/128 bit WEP that is insecure (can be hacked in minutes). ...
8
votes
6answers
17k views
Have to reconnect to WiFi every time computer goes to sleep
I recently purchased a new MacBook Air (2011) with Lion preinstalled. There is this persistent and incredibly annoying problem that is occurring with the WiFi. Every time I close the lid or let the ...
7
votes
4answers
1k views
How to change network connection order?
I have multiple network access in the same area.
How can I reorder the priority to which the connections are made ?
7
votes
1answer
908 views
Is it possible to remember a wifi network in iOS 6 without automatically connecting to it?
Once in a while I need to use my iPhone 4 for work related tasks that require a lot of bandwidth. When doing this I will connect to the wireless network at work, do what I need to do, and then ...
7
votes
1answer
2k views
Internet stops working frequently on OS X Lion
After upgrading to Lion, I started experiencing this issue:
Internet stops working frequently.
- I open Safari and browse for some time
- Suddenly I can't open any sites; Internet will stop ...
7
votes
1answer
2k views
MacBook Pro WiFi keeps shutting down for no apparent reason
I've got quite a problem with my Macbook Pro (late 2010, running OS X Lion 10.7.3).
Since a few days ago, my wifi frequently keeps shutting down. It starts by the network not being functional and then ...
7
votes
4answers
3k views
How do I share a Wi-Fi connection via a Wi-Fi hotspot?
This question is an extension of this question. While my answer did answer the question, there was one part that wasn't answered: how do I share a Wi-Fi connection via a Wi-Fi hotspot?
7
votes
2answers
800 views
Internet sharing through WiFi disconnects
I am currently using an iMac running Lion and am having problems sharing my internet through WiFi.
The iMac is connected to the internet through ethernet and I share that connection through WiFi to ...
7
votes
1answer
184 views
IO6 on iPod Touch (4) no WIFI LAN, when there is no Internet?
I got a question of one of my customers:
They are experiencing problems when connecting a iPod to a WIFI LAN without Internet connection.
Basically, the iPOD connects, gets a IP from DHCP, but then ...
6
votes
1answer
367 views
Access Airport signal data
I want to be able to write the current list of Wifi networks in airport, and their respective strengths, to a file. I would like to use some sort of bash script to do this, but I am unsure how to ...
6
votes
5answers
3k views
Why doesn't Airport reconnect after sleep or shutdown?
I have a MacBook Pro (2.4 GHz Core 2 Duo, running OS X 10.6.8) that does not reconnect to its stored WiFi network after it restarts or goes to sleep. To reconnect, I need to go into System Preferences ...
6
votes
3answers
5k views
How to automatically login to captive portals on OS X?
How can I automatically login to captive portals on OS X?
A captive portal is used by (often not password-protected) wireless networks that present a web page as soon as you connect to them, ...
6
votes
2answers
2k views
Using a wi-fi and an ethernet connection at the same time thus having more bandwidth?
Is there a way on OSX or with a 3rd party software to use both a Wi-fi and an ethernet connection, thus having the sum of the connection speeds?
Or maybe making some applications connect to one ...
6
votes
3answers
5k views
Can I use 2 iPhones as walkie talkie? (without internet!)
I want to use 2 (or more) iPhones as walkie talkie (i.e. they talk each other without needing internet/voice call).
Of course this should work with wifi, because it doesn't make much sense a to have ...
6
votes
4answers
9k views
What's the difference in range between Airport Express and Extreme?
Walking in to a Apple premium reseller's store today I was told that there is no difference range-wise between Express (the June 2012 model) and Extreme.
True story?
Where can I get more detailed ...
6
votes
2answers
2k views
How can I force iOS Mail to download the entire email every time?
I have a Wifi-only new iPad, which uses an Exchange-type account for my Gmail. It connects just fine when I'm at home. But the last time I was out and about, I found I had a new email, but only the ...
6
votes
1answer
2k views
Can I connect to a specific access point by BSSID?
Is there any way to get Mac OS X to connect to a specific access point by BSSID? I have a network with the same SSID for multiple access points, and I would sometimes like to specify which specific ...
5
votes
5answers
6k views
Is Wifi enabled in iOS 5 even when the device is put to sleep?
I've been under the impression that iOS shuts down WiFi when the screen is off - which is good as far as battery savings.
Lately I've been suspecting that WiFi remains on, and I did a test. My ...
5
votes
1answer
2k views
How can I prevent an SSH session from hanging in OS X Terminal?
When I close my MacBook with an active SSH session in Terminal and then wake it up, the prompt goes unresponsive.
In about five minutes it says
Write failed: Broken pipe
and terminates.
This ...
5
votes
2answers
2k views
Is there a way to always ignore a particular wifi network on your iPhone
There is a certain wifi network that am around a lot. It is very slow and pretty much unusable. I would rather just never see it. As it is, it pops up every time asking me to join. Is there a way ...
5
votes
1answer
223 views
How do I get Wi-Fi info from within Terminal?
Is there a way to get BSSID and the list of available Wi-Fi networks from within Terminal?
I.e. I'm looking for something similar to ifconfig run0 scan on OpenBSD, which lists all access points, ...
5
votes
2answers
2k views
Can I use an old iPhone as a wifi-only device?
I have an AT&T (GSM) iPhone 4. If I were to upgrade to an iPhone 5, could I simply pop the SIM out of my iPhone 4 and continue using it on wifi only?
Would I also need to get the SIM deactivated ...
5
votes
8answers
6k views
How can I stream files to my iPad?
I have loads of videos and music on my computer, which I want to watch on my iPad.
However, I want to stream it to it, so I can grab what I feel like watching rather than having to preload ...
5
votes
6answers
27k views
How can I wirelessly transfer photos from my iPhone to my computer without using Photostream?
Sometimes I take a quick photo with my iPhone's camera and I need to get it onto my iMac.
I'd love to do this wirelessly (like syncing and everything else).
I'm aware that iCloud's Photostream should ...
5
votes
2answers
4k views
How does the iPhone handle connection priority?
Suppose I'm in the range of a wifi network and I check my email on my iPhone.
Will it try to use the wifi network first and only if that fails attempt to connect to 3G? Or will it always use 3G (with ...
5
votes
2answers
1k views
Disable the “None of your preferred networks are available” dialog on OS X
How do I disable that horribly annoying dialog that tells me I am not connected to any wifi network?
None of your preferred networks are available.
Choose the Wi-Fi network you want to join ...
5
votes
2answers
1k views
Wi-Fi disconnects when I lock the mac
Everytime I lock my mac and log back in two minutes, It has disconnected the wi-fi network. Is there a setting to disable this?
Model: Mac Book Pro - 15-inch, Mid 2010
I lock it by clicking 'Login ...
5
votes
3answers
2k views
Internet Sharing stuck on after 10.7.3 update
I use Internet Sharing at work to create a local WiFi network (sharing the GigE connection) for my various iOS and tablet devices to connect through. After the 10.7.3 update, I cannot turn sharing off ...
5
votes
5answers
1k views
Dual monitors causing wireless drop outs on MacBook Pro running Lion
I have a 13" 2011-model MacBook Pro running Lion that I connect to a Dell monitor.
The connection is made as follows: mini DisplayPort -> mini DisplayPort to DVI-D adapter -> DVI-D into monitor.
...
5
votes
2answers
1k views
How can I use Wireshark on a MacBook Air?
I have a new MacBook Air. I would like to run Wireshark on it. But when I choose capture in Wireshark there is no interfaces to capture from. Doesn't Wireshark have support for the MacBook Air WiFi ...
5
votes
1answer
1k views
What is wireless beaming and how do I use it?
In the new version of iPhoto for iOS it has a setting for "Wireless Beaming". I'm not quite sure what this even is. If I can share photos among devices, do they all have to have iPhoto installed? What ...
5
votes
1answer
906 views
Can I designate a wireless network that always takes precedence, if available?
I suspect there may not be a way to do this, but I thought I'd check with the experts. Here's the situation:
There is a wireless network at my work (Work), and at my home (Home). However, I do some ...
5
votes
1answer
2k views
Monitoring and disconnecting users from an AirPort Extreme
Does anyone know a simple way to monitor who is connected to an AirPort Extreme, see the bandwidth they are using, and the ability to disconnect them or throttle their bandwidth usage?
I know for ...
5
votes
1answer
332 views
recover WPA2 passphrase from iPhone4s or its backup?
I forgot the passphrase to a WiFi network but my phone still connects to it.
My old iPhone3 used to be connected there, then when I migrated to an iPhone4S the settings were magically transferred ...
