Wednesday 22 August 2012


Do ‘WLAN’ and ‘Wi-Fi’ mean the same thing?




Do ‘WLAN’ and ‘Wi-Fi’ mean the same thing?
You cannot make GSM voice calls with the iPad — 3G capabilities are only for data transfer.

Question: I purchased an iPad (3G+Wi-Fi ). Is there any way to make a phone call from it? Also, whenever I try to download an app from the app store it prompts for registration in which it asks for credit card details . Is this necessary? What if I only want to download free apps?



Answer: You cannot make GSM voice calls with the iPad — 3G capabilities are only for data transfer. However, you can make VoIP calls using apps like Skype or Fring. If you want to download paid apps, credit card details are required to be entered during registration.

However, since you only want to download free apps, you can create a free account. First, access the App store on the iPad and select a free application. When it asks for registration, go through the steps and at the payment step, you will see an option to choose 'None' as the payment method. Select that and finish your registration.

(You can do the same process through iTunes on any PC/MAC). However, if you do have a credit card, you can provide the number without fear of a security risk. Many paid apps offer better functionality. Please note that on first registration with a credit card, a small amount is charged to verify the card.

Question: Do 'WLAN' and 'Wi-Fi' mean the same thing? If yes,then is there any way that will allow me to share my internet connection to other devices using my PC? I access internet on my PC using a datacard.



Answer: Both Wi-Fi (wireless fidelity) and WLAN (wireless local area network) mean the same — they both refer to a wireless network that can transfer data at high speeds. Since you connect to the internet using a data card, your Wi-Fi can be used to create a Wi-Fi hotspot to share the data connection with other devices.

Download Connectify (Free, from http:// connectify.me, works with Windows 7 only). Once installed it places an icon in your system tray using which you can start or stop the Wi-Fi hotspot service. You can also set a name for your Wi-Fi network and assign a password to it for security.

The software also shows the connected computers and devices that are accessing Internet through your Wi-Fi hotspot. If you have one of the latest Wi-Fi cards, you can use the same machine to connect to a Wi-Fi network for Internet access and have it work as a Wi-Fi hotspot at the same time

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