A global system of interconnected computer networks that use the standard Internet protocol suite (TCP/IP) in order to provide access and communications for private, public, academic, business, and government uses.

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103
votes
8answers
63k views

How to simulate slow internet connections on the mac

What's a good software solution to slow down internet connections on the mac for testing and simulations? My primary need is when testing code in the iPhone / iOS simulator, so slowing down the ...
27
votes
17answers
20k views

Intriguing connection issue on OS X

I've been recently having this issue with my internet connection on my MacBook Pro Early 2011 running OS X 10.8.3: from time to time the connection "freezes" for about 5 seconds and then comes back. ...
27
votes
1answer
24k views

How to auto connect to VPN upon login/boot?

So far, I've been using the build-in VPN tool of Lion. I would like to auto connect my VPN whenever I'm connected to the internet. Is it possible to auto connect my VPN whenever I'm connected to the ...
16
votes
6answers
68k 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 ...
13
votes
3answers
10k views

Why does my Mac Pro have two ethernet ports on the back of the computer?

I'm curious as to how or why I might want to take advantage of two ethernet ports on the back of the tower?
13
votes
2answers
14k views

Show Active Connections to “Internet Sharing”

How can I view a list of devices that are connected to my Apple laptop via Internet Sharing (when it's enabled)? If a list doesn't exist, does Internet Sharing log DHCP requests and if so, where? ...
13
votes
8answers
6k views

getting “out of memory” error when trying to load specific websites (am not out of RAM)

UPDATE: Rich's solution (with the checkmark) solved my problem! I also posted an answer with a workaround that may help if Rich's solution doesn't work for you. The answer that received the bounty was ...
9
votes
10answers
20k views

How can I see bandwidth usage on a Mac?

I am having internet problems and the ISP technicians suggested that something is using my bandwidth. Is there a software to monitor which processes use how much bandwidth?
9
votes
1answer
39k views

Why can't I browse the internet with Safari, but Chrome is working?

I can't browse to any website using Safari; yet, Google Chrome and Firefox are working fine. The Mac App Store also reports that it cannot connect. I am running OSX 10.7.2 on a 2011 MacBook Pro.
9
votes
2answers
4k 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
4answers
12k views

How is the Apple Watch connected to the Internet?

The Apple Watch uses the Internet for a lot of things : Siri answers, sending messages... But how is the Apple Watch connected to the Internet ? I have searched a bit, to no avail. This information ...
7
votes
1answer
3k views

What is “http://init-p01st.push.apple.com”?

Ive seen this popup a few times in my internet tracking. So, what is Apple using this url for? What happens if I block it?
6
votes
1answer
92k 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 ...
6
votes
1answer
984 views

How do I set site restrictions on iPhone?

I would like to restrict some sites on my iPhone? How it would be possible? (if it is)
6
votes
2answers
3k views

Is there a way to connect my iPod touch to the internet without wireless connection (say, by usb)?

If I have no wireless connection, can I connect to the internet using the usb on the computer, or some other way?
6
votes
3answers
4k views

Internet connectivity drops intermittently on El Capitan

I've got the following setup: A 2010 MBA and a 2013 rMBP, both running El Capitan (same issues on Yosemite though), connected to an AirPort Express 802.11n (1st Generation), which is connected via an ...
5
votes
4answers
17k views

How do you test network speed without an app?

The usual Internet speed test is written in Flash. Is there an HTML one that works with iPad and iPhone?
5
votes
1answer
11k views

Bandwidth limiting in Yosemite [duplicate]

I get disconnected from the internet whenever the speed reaches 2.5 Mbps Is there any app to limit the internet speed below that. I am not talking per application based. Using MacBook Pro (mid 2013) ...
5
votes
2answers
715 views

Blocking websites on OS X

I would like to block some websites on the guest account, so my cousin cannot browse things that are not safe for my computer.
5
votes
3answers
1k views

How to show that my Internet connection is still up and active in menu bar?

I am looking for a solution to have the AirPort WiFi or other icon in the menu bar show when an active Internet connection is established. I live in a funky WiFi connection area and connect true a ...
5
votes
2answers
24k views

How to connect to the internet from Terminal when using a proxy with authentication

I have to use proxy servers to connect to the internet. I have set all proxies in my system proxy settings. Now I can connect to Internet using my browser and applications. But I cannot connect to ...
5
votes
4answers
33k views

Now that “Activity” is gone from Safari, how do I find and download a streaming flv file on a Mac?

Is there a plugin (for any browser) anyone can recommend? An app? It seems like all browsers got rid of this easy resource tracking feature (Chrome too).
5
votes
3answers
13k views

Synching iPhone with internet calendar (.ics)

Looks like my issue has been around for a while (iOS 5.0.1 (iPhone 4s) unable to synchronize with Internet Calendar File (ics)) — has anyone come up with a fix yet? I am trying to sync my iPhone ...
5
votes
5answers
2k views

App to alert if Internet connection is lost

Is there an app for the Mac that will alert me if my Internet connection is lost? Sometimes I work from home and lose my connection without knowing it.
5
votes
4answers
25k views

Can't access specific websites with Macbook Air (10.7.5 Lion)

This has really baffled me: While my internet connection works, I can't access specific websites with Safari (or any other browser for that matter). I don't get a 404 page; Just an error message that ...
5
votes
3answers
13k views

Does Apple make a modem?

I just bought a Time Capsule, and the lack of modem is irritating, as this means I have to buy a seperate one which is another box, won't be as easy to set up and I have to choose one. Does Apple ...
5
votes
3answers
11k views

iMac iPhone USB Internet Sharing

I have a MacBook Pro and a iMac. On the MacBook I see a network interface named "iPhone USB" in my Network Settings. On the MacBook the internet sharing over usb works fine. But on the iMac it doesn't ...
4
votes
3answers
6k 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 ...
4
votes
2answers
919 views

OS X menubar/dashboard/dock utility for monitoring a server?

Is there any desktop utility for OS X that would periodically monitor a (non-osx) server and display a status icon? Something as simple as attempting to visit a URL every 5 minutes and turning red if ...
4
votes
2answers
2k views

Can OSX proxy settings vary by browser?

I'm moderately familiar with OSX but am attempting to solve an issue remotely. My girlfriend is in Argentina for a bit, and the IP location bars her from many "US only" sites that she frequents. To ...
4
votes
2answers
147 views

How can I disallow all network operations except for browser, mail?

I am on a rather low monthly limit with my mobile phone plan. When travelling, I usually write mails and browse the web on my Macbook Air via iPhone Personal Hotspot. However, I do know several ...
4
votes
4answers
512 views

Ethernet and Airport Problems

We have one canon copier machine which is connected to our LAN router via Ethernet cable. Currently, we are connecting to the Internet using a different router. To work with the printer, I need to ...
4
votes
2answers
6k views

Consistently slow and unreliable Wi-Fi everywhere I go. 2012 MBP

I have a mid-2012 MacBook Pro. (13-inch, 8gb memory.) I work remotely and spend a lot of time working from coffee shops and other places with public Wi-fi. Lately - for a couple of months now - I've ...
4
votes
2answers
4k views

How to determine what process has opened a network connection?

Whereas on Windows it's possible to use Netstat -b, which tells you what connections are open and what program has each one open, on the Mac it seems that Netstat does not allow this. Is there ...
4
votes
1answer
230 views

How to unfreeze terminal when SSH connection dies?

I"m using Mac 10.9.5 with bash shell. Occasionally when I ssh into another machine and then the connection dies (e.g. the Internet goes down or I move to a new location), the terminal window with the ...
4
votes
1answer
293 views

Why does Network Restore on my MacBook Air 2012 give me Mountain Lion, not Mavericks

I recently upgraded the SSD of my MacBook Air 2012 Very happy with the Network Restore. Hold CMD+R on start-up, use disk utility to format, and then network restore OSX. But why does it only offer ...
4
votes
2answers
1k views

No internet when booting from Windows to OS X

I installed Windows with Bootcamp and have an Airport Express. Every time I boot from Windows to OS X it connects to the wireless network but not to the internet. Other devices still keep their ...
4
votes
3answers
4k views

How can I get my browser to remember a password it doesn't offer to remember?

In my university internet authentication is required. When i use Macbook to connect to internet the password popup window will be appear. On this window I cannot set it to remember my ID/Password. ...
4
votes
1answer
624 views

Mac connects to network with no problem but browsers can't connect to websites

Computer has Mavericks 10.9.5. Chrome, Firefox, and Safari all do not connect to websites though the network is clearly connected. ***** EDIT: Browsing works in safe mode ***** I've read many ...
4
votes
1answer
201 views

Connecting to the Internet with an iPad or iPod Touch, via public wifi

I was thrilled when the cafe at our local sport center started to provide free wifi. Everything was great for awhile, but a few weeks ago something changed, and now my devices cannot browse or check ...
4
votes
0answers
1k views

Spotlight not connecting to internet

My problem is that Spotlight shows no results from internet sources (Wikipedia, iTunes Store, etc.). I've reindexed my drive twice, cleared all the caches, and reset the NVRAM. Still not working. I ...
3
votes
6answers
16k views

Is there an app that can set time limits for Internet access?

Is there an app that I can run on my iMac that will regulate Internet usage? Specifically, I want to only allow internet to work between 6-8pm.
3
votes
5answers
10k views

How well does Apple Remote Desktop work over the Internet?

I have a few family members with Macs that I'd like to be able to help if they have questions or get stuck, and I've been looking into various solutions to be able to remotely connect to their ...
3
votes
6answers
9k 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 ...
3
votes
2answers
3k views

Macbook Air (1st gen) running really slow, basic apps crash and no internet

Macbook Air was working fine yesterday. Switched it on this morning and it wouldn't boot, just hung on grey screen. Eventually got the Air to safe boot, now Air boots normally (but very slowly). Once ...
3
votes
2answers
530 views

Unable to connect internet from any browser but chrome

I am on OSX Yosemite 10.10.3 on MacBook Pro (Early 2011) and I am not able to connect to internet from any browser except chrome. I am not even able to ping from terminal as well. Please help. When I ...
3
votes
2answers
2k views

Set Mac to use Wifi for Internet, Ethernet for local file transfer

Is there a way to make my Mac always choose Wifi for Internet browsing, and Ethernet for local network browsing and file-sharing? My Wifi Internet download speeds are approaching 100Mbps, but when ...
3
votes
5answers
57k views

Cannot connect to Wi-Fi (The Wi-Fi network “network name” requires a WPA2 password)

I have had my MacBook Pro for a couple of months (recent Windows convert and total Mac novice). I am running OS X 10.8.4. Our cable company recently upgraded our modem and cable box and I am no ...
3
votes
2answers
2k views

How can I set up multihoming?

I am running Mac OS X Server 10.6 on my iMac and I am wondering how to multihome a Mac. I know it's possible to accomplish this by using both Wi-fi and Ethernet, but I just want to use Ethernet. Any ...
3
votes
2answers
4k views

How to share my Snow Leopard Mac's connection to my HTC Desire running Android?

I have an HTC Desire that currently cannot connect to the internet and a Mac that can. I want the HTC Desire to be able to connect to the internet. My Mac (running Snow Leopard 10.6.6) is connected ...