The BattlEye kicks are nothing to do with our servers and happens on others, there are several things which may resolve it:
1. Waiting until the next server restart (every 3 hours starting at 00:00 GMT/BST)
2. Swapping to another network card on your computer, this has fixed 100% of cases that we know of
3. Restarting your router
4. Changing your IP via cmd or your router
5. Downloading and running the following file: https://mega.nz/#!BwwhlTKA!0F0eiHr7FnGs01ExwxpuH8UaO4L_WjaZPk41f5ihHa0 (this clears your arma 3 cache).