Galaxy Tab 2 GT-P3100 (espresso) - My favourite recoveries, ranked:
1. TWRP
a) it Odin flashable .md5 versions exist, but you must dig some holes. Anyways, I've dug them for you. They're in the attached thread below.
b) supports flashing from internal memory
2. PhilZ Touch
a) it Odin flashable
.md5 versions (such a boon when your device is stuck in bootloop and bootloader/EDL is the farthest you can go)
b) supports flashing from internal memory
3. CWM
Please. Just NO. IT'S GARBAGE.
More details and ALL download links over here.