# Arma 3 Server Won't Connect – Port 2302, Mods & BattlEye

Arma 3 dedicated server – connection failed? Port 2302, Steam query, mod list & BattlEye – multiplayer troubleshooting.

**Quick answer:** Arma 3 connection issues: **port 2302 UDP**, matching **Workshop mod list** and **BattlEye** active.

**If you landed here:** Arma 3 shows "Connection failed", mod errors or BattlEye kick on join.

## Related

- [Install Arma 3](/en/gameserver/arma3/installation)
- [Arma 3 mods](/en/gameserver/arma3/installing-and-managing-mods)