Samsung India has started rolling Android 4.1.1 Jelly Bean update for Galaxy Tab 2 P3100 tablet in the country. 360.66MB in size, this update is now available over-the-air as well as via Samsung Kies app.
The update brings the usual Jelly Bean goodness including Google Now, improved notifications, UI updates, and Project Butter performance improvements.
You can manually check for the update by going to Settings > About device > Software updates. If you have already updated your tablet, do let us know about the experience in the comments.
Thanks Satyanand, harsha