Indicates whether the node accepts clients when they first connect to the hub or exclusively when they are transferred.
Name of the node that will be validated by the hub. It should always be lowercase and only contain letters, numbers, dashes and underscores.
Password, if the hub requires one, or an empty string.
Version of the protocol used by the client that must match the hub's one.
First packet sent by the client after the connection is established. It contains informations used by the hub to check permissions and compatibility.