Alpha Game Server Manager

Dedicated server guide

Arma 3

Manage arma3server with AlphaGSM. Choose a runtime supported by the recorded module capabilities.

Authentication required · Support evidence: 2026-10-16.

Build setup commands
Runtime familysteamcmd-linux

Declared runtimes: Docker or a Linux host process.

Network bindings

2302/UDP, 2302/TCP. Named port values remain unknown; review the game guide and configuration for additional requirements.

Mods and plugins

No mod support is declared in this snapshot; review the game guide before adding mods.

Backup hook

A module-specific backup hook is declared. Review the game guide for its scope, restore procedure and shutdown requirements.

Choose a supported runtime

Linux and Docker quickstart

Authentication is required before installation; follow the game guide for credentials, ownership and login prerequisites.

Docker

Complete interactive setup and review game-specific configuration before starting the server. Authentication is required before installation; follow the game guide for credentials, ownership and login prerequisites.

  1. Start the Docker manager ./alphagsm-docker start
  2. Create the game instance ./alphagsm-docker my-arma3server create arma3server
  3. Complete interactive setup ./alphagsm-docker my-arma3server setup
  4. Start the game server ./alphagsm-docker my-arma3server start
  5. Check the instance status ./alphagsm-docker my-arma3server status
./alphagsm-docker start
./alphagsm-docker my-arma3server create arma3server
./alphagsm-docker my-arma3server setup
./alphagsm-docker my-arma3server start
./alphagsm-docker my-arma3server status

Host process

Complete interactive setup and review game-specific configuration before starting the server. Authentication is required before installation; follow the game guide for credentials, ownership and login prerequisites.

  1. Create the game instance ./alphagsm my-arma3server create arma3server
  2. Complete interactive setup ./alphagsm my-arma3server setup
  3. Check the host prerequisites ./alphagsm my-arma3server doctor
  4. Start the game server ./alphagsm my-arma3server start
  5. Check the instance status ./alphagsm my-arma3server status
./alphagsm my-arma3server create arma3server
./alphagsm my-arma3server setup
./alphagsm my-arma3server doctor
./alphagsm my-arma3server start
./alphagsm my-arma3server status

This guide covers the arma3server module in AlphaGSM.

Status

arma3server is currently ENABLED (AUTH).

Before setup, authenticate Steam or SteamCMD with an account entitled to Arma 3 dedicated server app 233780.

Requirements

  • screen
  • SteamCMD runtime libraries (lib32gcc-s1, lib32stdc++6)
  • Python packages from requirements.txt

Quick Start

Create the server:

alphagsm myarma3ser create arma3server

Run setup:

alphagsm myarma3ser setup

Start it:

alphagsm myarma3ser start

Check it:

alphagsm myarma3ser status

Stop it:

alphagsm myarma3ser stop

Setup Details

Setup configures:

  • the game port (default 2302)
  • the install directory
  • SteamCMD downloads the server files

Useful Commands

alphagsm myarma3ser update
alphagsm myarma3ser backup

Notes

  • Module name: arma3server
  • Default port: 2302

Server variables

After create arma3server, inspect or change these with set:

alphagsm myserver set --list
alphagsm myserver set KEY --describe
alphagsm myserver set KEY VALUE
Key Aliases Type What it does
servername hostname, name string The public hostname written to server.cfg. Example: AlphaGSM Server.

Developer Notes

Run File

  • Executable: arma3server_x64
  • Location: <install_dir>/arma3server_x64
  • Engine: Custom (SteamCMD)
  • SteamCMD App ID: 233780

Server Configuration

Maps and Mods

  • Map directory: Check game documentation
  • Mod directory: Check game documentation
  • Workshop support: No

Configuration templates

Reference files from this source revision. Review paths, passwords and game-specific settings before use.

Share your server

Sector Alpha server directory

When your server is ready, you can publish its connection details and community information on Sector Alpha. Review your listing and keep the information current.

Find a community

Browse the directory for game servers and their published connection details.

Browse server directory

Publish your server

Prepare a name, address and description for your listing.

Publish a server

Manual server sharing instructions

Frequently asked questions

What support evidence is recorded for Arma 3?

Authentication required. Authentication is required before installation; follow the game guide for credentials, ownership and login prerequisites.

Which runtimes can run Arma 3?

Declared runtimes: Docker or a Linux host process.

Which ports does Arma 3 use?

2302/UDP, 2302/TCP. Named port values remain unknown; review the game guide and configuration for additional requirements.

Can I add mods to Arma 3?

No mod support is declared in this snapshot; review the game guide before adding mods.

How should I back up Arma 3?

A module-specific backup hook is declared. Review the game guide for its scope, restore procedure and shutdown requirements.

Source and support evidence

This guide mirrors AlphaGSM’s upstream documentation at 32cef5ba9e03053c8e461fffa0ba133b160b528d. Commands and prerequisites can change. Check current support notes before installation.

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