wi-fi

When you connect your Mac to a network, if you receive a proper configuration such as an IP address and DNS servers from your router then you should be able to use Mail, Safari, and other networking client programs to access various services either on the local network or through the Internet. However, sometimes it can happen that despite a seemingly healthy connection you aren't able to access Web pages and e-mail.

Recently MacFixIt reader Tom ran into such a situation with a university network:

One of the new features of Windows 8 is metered wireless connections. In the past, you could run Windows programs to monitor your data usage, but they didn't do anything to actually reduce data usage. With mobile hot spot and broadband card usage on the rise and unlimited data plans nearing extinction, every kilobyte of bandwidth saved is a penny earned. Enabling metering in Windows 8 will limit your PC or tablet's data usage by preventing nonessential data transfers.

According to Microsoft's FAQ on metered connections, the effects of enabling a metered connection are:

Quick reminder: All prices, shipping charges, etc. are accurate at the time I write about them. They may (and often do) change suddenly and without notice. Frustrating, but true. Also, if a friend recommends a product and you get burned by the company, do you blame the friend? Remember, it's your responsibility to do your homework before buying from any seller; ResellerRatings is a great place to start.

Back in October I wrote about an inexpensive travel router that, much to everyone's chagrin, sold out very quickly. Here's hoping this one will last a little longer.

While … Read more

Wi-Fi is just about everywhere these days, so why do you still have to pay an arm and a leg for pricey 3G and 4G wireless data service from a carrier if you want to get online from your smartphone?

This is a very good question. Now that every smartphone on the market comes with Wi-Fi capability built-in, some frugal wireless customers are wondering whether they can subscribe to a voice-only service and use Wi-Fi instead of a costly data plan to access the Internet.

In this edition of Ask Maggie, I explain why the major carriers don't offer … Read more

If you're willing to put up with some ads, Hotspot Shield VPN is a free app that aims to make your Wi-Fi connections secure and protect your privacy while online.

The interface is clean and simple, and aside from a few options, there's not much for you to do. Hotspot Shield VPN is basically ready to go as soon as you open it. It's capable of optimizing data flow, providing you with a little more mileage when using 3G or 4G networks (depending on your unit), and further encrypts your sent data so that info and messages … Read more

The three colleagues who created the cloud-networking and Wi-Fi startup Meraki at MIT's Laboratory for Computer Science six years ago were not expecting to be acquired by Cisco Systems. But the tech giant announced today its intent to buy the startup saying it plans to throw down $1.2 billion in cash, along with retention-based incentives.

"The acquisition of Meraki enables Cisco to make simple, secure, cloud managed networks available to our global customer base of mid-sized businesses and enterprises," Cisco's Enterprise Networking Group senior vice president Rob Soderbery said in a statement. "Meraki's … Read more

If there's a thick layer of dust on your wireless router, then this Top 5 is for you.

CNET's running list of our highest-rated routers is a great place to keep up with the latest advancements in router technology. Unfortunately, it may also lead you to believe that it's necessary to drop over $150 on a router upgrade. Not true.

Our resident router expert Dong Ngo posted an excellent roundup of the best routers for shoppers on a budget. I took his list, worked with him on a ranking, and that's how we came up with … Read more

Editor's note: T-Mobile has confirmed that the Nexus 4 will not support Wi-Fi calling. The carrier has corrected the support documents, which a spokesman said were originally posted with incorrect information.

It appears that the T-Mobile version of the Nexus 4 will support Wi-Fi calling after all. Provided online support documents for the handset prove to be accurate, the new LG smartphone will allow T-Mobile customers the option to make and receive calls over Wi-Fi connections.

The feature, which lets users take advantage of their own network instead of relying on T-Mobile's towers, can often provide a stronger … Read more

More help has arrived for mobile device owners in New York without power or Internet access as a result of Hurricane Sandy.

Courtesy of Time Warner Cable, multiple vehicles outfitted with Wi-Fi access points and charging stations headed into areas of New York City as of yesterday. Anyone able to find their way to one of the vehicles could charge their smartphone, tablet, or laptop, and tap into a 4G Wi-Fi connection to get online.

The vehicles will make other stops in Time Warner's service area today. Affected New Yorkers able to access Twitter can see which areas are … Read more