3g Connection On Android Emulator

I am trying out this sample application in http://android-er.blogspot.com/2012/03/search-woeid-from-httpqueryyahooapiscom.html. Previously when I was trying out other sample app,

Solution 1:

Have you tried pressing F8 while the emulator is open? It should toggle the networking on/off ( http://developer.android.com/guide/developing/tools/emulator.html#KeyMapping).

If that doesn't work, maybe you can try logging into the emulator shell with "adb shell" from the command line and pinging a website to get more clues into the error.