You can use the site admin dashboard to manage users, organizations, and repositories in your enterprise directly in GitHub Enterprise Server. For more information, see "Site admin dashboard."
From the Management Console, you can initialize, configure, and monitor your GitHub Enterprise Server instance. For more information, see "Administering your instance from the Management Console."
SSH access allows you to run the GitHub Enterprise Server command line utilities to troubleshoot, run backups, and configure replication. For more information, see "Accessing the administrative shell (SSH)."