SlaveParent is a public
TIdTunnelSlave variable that contains a reference to the server that arbitrates access to the tunnel connection. SlaveParent is used to access method and properties of the
TIdTunnelSlave to signal that the connection must be opened or closed. In addition,
Run uses Slaveparent to reset statistics for the connection, to perform data transformation, and indicates that some client operation is required for a connection message.