Port number for the Finger server.
property Port;
Port is a published TIdPort property that represents the port number for the connection to the Finger server.
The default value for Port is IdPORT_FINGER, as assigned in the Create method.
Host and Port are used when establishing the client connection to the Finger server in the Finger method.
IdPORT_FINGER
TIdFinger.Host
TIdFinger.Finger