Originally Posted by NJBlackBerry
Every carrier puts out different versions of the software. dyzs - the 7520 software (184.108.40.206) will not work on your 7100t. Stick with 220.127.116.11 until T-Mobile puts out a new version.
I am aware that 7520 can't work on any other model. I was asking about the differences specifically for the 7100, although it seems that in most upgrades of the same version they have the same fixes/updates.