Now this DOES root a Samsung Galaxy Tab 2 7.0

Rooting an Android device requires that you override the stock recovery manager to point to the SDcard so that you can run scripts to grant super user permissions. This is similar to booting a PC into safe mode to recover files and repair the system. Follow these steps to root aka gain super user (SU) access

1. Run ICS stock on Samsung Galaxy Tab 2. (Factory reset and do not install Samsung updates)
2. Download root tools from http://www.4shared.com/zip/JZn8aVQs/root_requiredfiles.html
3. One can also download the required Micro SD card files from http://forum.xda-developers.com/showthread.php?t=1788625 (scroll down to find them)
4. Carefully follow the directions at
   • Detail - http://forum.xda-developers.com/showthread.php?t=1788625
   -OR-
   • Summary - http://forum.xda-developers.com/showthread.php?t=1728987
5. List of all files used.
1. Odin3 v1.85.exe(this overwrites the stock recovery manager with Clock Work Mod(CWM))
2. Fix-Recovery.zip (copied to external sd card)
3. cwm-root-gtab2.zip (copied to external sd card)

Another resource to x-check against is here. EOM