Usage: SERVER <name> SET LEAF

This is set by default and will only allow the server to be connected to one other server at a time. If you want your server to connect to multiple other servers, you must set it as a hub, see SERVER SET HUB.

/as server ChatNow set leaf

Leafs are usually the primary client servers for the network. Several leafs can hold the users, while a few hubs primarily hold the servers together.