Ubuntu 12.04-12.10 wireless network issues

Issue :-Can't stay connected to Wi-Fi ,Wi-Fi doesn't work well , disconnect (but connected) every 10 minutes in ubuntu 12.04 - 12.10
Solutions :-Follow Steps
  1. Establish a connection to your wireless connection
  2. Click on the network icon at the top right-hand of your screen
  3. Select 'Edit Connections' at the bottom
  4. Select the 'Wireless' tab
  5. Select your network & hit 'Edit'
  6. Select the 'IPv6 Settings' tab
  7. Where it says 'Method: Automatic' make it 'Ignore'