Wireless local area networking, also known as "Wireless Internet"; stands for "WIreless FIdelity"

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14
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6answers
6k 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 ...
21
votes
3answers
342k views

Is there any way to view saved wifi passwords on the iPhone?

I've previously connected to a wifi network on my iPhone but I've no way of finding out the password. So is there any way to view saved wifi passwords on the iPhone?
4
votes
2answers
6k views

How can I create an ad-hoc connection from my Macbook Pro wifi connection?

My Macbook Pro using a Wifi internet connection & I would like to share this connection to other systems in my house. When I tried to configure by myself I don't see the usual "airport" option to ...
12
votes
3answers
443 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 ...
4
votes
2answers
45k views

How can I change the cellular DNS server on iOS?

Is there a way to set a global DNS server that will be used for all connections (both Wi-Fi + cellular data)? If there isn't a uniform manner to specify DNS, can I just change the DNS used by the ...
5
votes
10answers
9k 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 ...
1
vote
11answers
8k views

No Wi-Fi on iPhone?

In my iPhone settings where I'm supposed to turn Wi-Fi on or off, it is just grey & says 'No Wi-Fi'. I have reset network settings, restored phone, re-synced everything, but still have this ...
12
votes
3answers
13k 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, ...
14
votes
15answers
34k 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 ...
6
votes
3answers
742 views

A utility for tuning your WiFi network?

Is there an app available to help tune Wi-Fi network settings? My local air space is starting to get congested and I want to make sure I'm using the optimal channel and settings on my router to avoid ...
7
votes
2answers
2k views

MacBook Pro Encountering High Latency

I'm encountering latency trouble with my 15" 2011 Macbook Pro (running 10.6.7) when on an 802.11n (5GHz) wireless network hosted by a Time Capsule (version 7.5.2). When I ping the Time Capsule, the ...
6
votes
8answers
51k 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 ...
3
votes
6answers
6k views

My MacBook Pro loses its connection to my WiFi router

I've set up a brand-new internet connection with a Wireless Router. The thing is that : It works all the time for my iMac It stops working at times on my MacBook Pro (either when connected via ...
9
votes
2answers
3k 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 ...
11
votes
3answers
13k 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). ...
4
votes
1answer
50k views

I cannot connect to internet but my MacBook Pro detects the network and my HP computer works fine on the same network

My MacBook Pro, for some reason, detects the wireless connection and I can open my Skype account without any problem BUT I cannot go to a web page. This happens on both Safari and Firefox. My HP ...
4
votes
2answers
14k views

Can I use my iPhone as a hotspot on Wifi (instead of 3G)?

I would like to use my jailbroken iPhone as a hotspot for my MacBook. It works well when my 3G internet is enabled. But when I disable it, the hotspot menu becomes unavailable... even if my iPhone is ...
3
votes
2answers
2k views

Can I force my iOS device to connect to 1 Wifi network over another

We have 2 wifi networks quite close to each other in our workplace, but I need to connect my iphone or ipad to 1 over the other out of preference. It's fine for myself as I can simply change wifi ...
3
votes
1answer
2k views

Google on my iOS devices is stuck in a different region than I live in

For some reason, my browser always defaults to New Zealand. I've reset my location in the Store and in the settings, but it always pulls up google.co.nz when doing a search and the default map centers ...
2
votes
0answers
30k views

Why won't my iPhone 4S let me turn on the wifi? [duplicate]

When I go to Settings then to Wifi, I cannot turn it On. I had read in another question I should Reset Network Settings but that did not seem to help. Does anyone have any idea what I could do?
2
votes
2answers
7k views

Can you make iTunes forget a device?

After migrating from one computer to another, my iPhone now automatically appears under the devices list in iTunes on both my old and new Macs. I don't want to accidentally sync my iPhone with my old ...
1
vote
2answers
27k views

How can I tell which band (2.4GHz or 5GHz) my iPhone's WiFi connection is on?

I have two access points for the same network in my house, with some overlap. One runs on 2.4GHz only, and one transmits both 2.4GHz and 5GHz. I have an iPhone 5 (running iOS 6.0.1), which supports ...
19
votes
5answers
10k 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 ...
30
votes
3answers
16k views

How does the Mac choose which connection to use when both Wifi and Ethernet are connected?

When I'm connected to two networks with separate routers using Wifi and Ethernet, how does my Mac know what connection to use when I visit a website?
12
votes
4answers
4k 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. ...
11
votes
8answers
45k 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
1answer
3k 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
3answers
3k 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 ...
14
votes
6answers
35k 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 ...
10
votes
5answers
4k 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 ...
6
votes
2answers
20k views

How to use WiFi and Ethernet at the same time

Brief Description: I need my Ethernet card (en0) to see all traffic under 192.168.2.xxx. However I also need to use WiFi card (en1) for all other traffic. OS: OS X Lion I am using a separate ...
3
votes
2answers
261 views

What are the numerous incoming connections I see on public wifi for?

In general I have incoming connections disabled by my security software (Little Snitch). But even when I do this, on public wifi, I see numerous incoming connections for netbios and mDNSResponder ...
4
votes
3answers
4k views

Why is my MacBook Pro constantly losing the wifi connection with my WRT150N router?

My Macbook is constantly losing its wifi connection. Sometimes it has trouble connecting, other times it connects, but I obtain a server not found error. It seems to work reasonably well at work, but ...
16
votes
5answers
81k 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. ...
8
votes
3answers
2k views

OS X status bar wifi icon - meaning of bars?

On my MacBook Air, MacBook Pro and Mac mini, the status bar includes the standard "radiating sector" wifi icon which you can click on to select a wifi network, or Option-click on to see additional ...
8
votes
8answers
75k views

Wifi Won't Connect; Connection Timeout (Mac)

I'm having issues with my macbook pro OS X 10.7.5. It used to connect to the wifi router (D-Link N300, DIR=615) no problems. But for the past several weeks, I haven't been able to at all. What pops ...
8
votes
5answers
60k views

Share iPhone WIFI with computer over USB?

Due to a water leakage, we had to move offices temporarily. In our temp offices, we have WIFI network, but not cabled network (yet). Since my computer doesn't have WIFI (it's a stationary desktop) I ...
3
votes
1answer
7k views

Macbook Pro frequently experiences drops in WiFi connection with Linksys WAG120N

I have a non-retina mid-2012 Macbook Pro running Snow Leopard and this issue has been plaguing me for a while. During regular use of the laptop, while connected to my home WiFi network (to which no ...
3
votes
4answers
9k views

Sharing a VPN connection using Internet Sharing (via Airport)

Internet Sharing from my MacBook Pro (10.6.6) to other WiFi devices works fine. But the moment I turn on the VPN connection (PPTP) on the Mac (which I would also like to share), the other devices ...
3
votes
3answers
1k views

Is there a way to share a wi-fi connection over wi-fi?

The problem is that here is a router (at a cottage), which only allows 2 connections. but we need wi-fi for 8 devices. so the plan is to create another wi-fi spot to share our connection. is there a ...
1
vote
1answer
59 views

Do the wi-fi communications from Mac to Mac travel through the access point?

Let’s put two Macs MAC1 and MAC2 on the same table. They are connected to the same AirPort (wi-fi) network. They are connected to the access point AP, which is far away, at 10 meters. The Macs are ...
10
votes
6answers
27k 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 ...
9
votes
4answers
12k 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?
6
votes
5answers
4k 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 ...
4
votes
1answer
4k views

Prevent my Mac from connecting to an unsecure Wi-Fi network?

How can I prevent my Macbook from connecting to non-secure wireless networks? I've ticked the "Ask to join new networks" option and removed the offending network from the Preferred Networks list in ...
4
votes
6answers
16k views

Wi-Fi has stopped working around the time 10.7.3 update. Might they be related?

I have a MacBook Air which was working fine. Now I have awful network issues since the 10.7.3 update. My home router is a D-Link DIR-615. I was securing the Wi-Fi network using WEP which worked great ...
3
votes
2answers
673 views

Does Mavericks break the ability to create a wifi network that other devices can connect to?

I'm not talking about sharing an Ethernet connection via Wifi, but about creating a separate WiFi network, not connected to the Internet. In previous versions of OS X, I could create a wifi network ...
3
votes
0answers
1k views

Mountain Lion Upgrade Internet Issues [closed]

My MacBook Air late 2010 worked perfectly before the Mountain Lion upgrade. After I updated to Mountain Lion, the Internet stopped working on my WiFi network. It detects the network and connects to it ...
1
vote
1answer
806 views

Making a program use a specific network interface

I would like my IRC client to only use a WiFi connection and all other programs to use WiFi or wired connections. This is because every time I plug in my Ethernet cable my IRC client automatically ...
1
vote
1answer
5k views

Enhance Wifi range on a TimeCapsule

I previously had a DLink modem-router (DSL-2740B). I replaced it with a small ADSL D-Link modem and a TimeCapsule. While I'm quite happy with it, the main and only criticism I could make is the loss I ...