* a unique 5-character ID like @x9999@ for your cluster (first character should be @[a-w]@ for a long-lived / production cluster; all characters are @[a-z0-9]@).
* a DNS name like @x9999.example.com@ that resolves to your server host (or a load balancer / proxy that passes HTTP and HTTPS requests through to your server host).
* a Google account (use it in place of <code>example@gmail.com.example</code> in the instructions below).
* a unique 5-character ID like @x9999@ for your cluster (first character should be @[a-w]@ for a long-lived / production cluster; all characters are @[a-z0-9]@).
* a DNS name like @x9999.example.com@ that resolves to your server host (or a load balancer / proxy that passes HTTP and HTTPS requests through to your server host).
* a Google account (use it in place of <code>example@gmail.com.example</code> in the instructions below).