Command Event
Reports a command sent to the server.
Syntax
pop3client.on('Command', [callback])
Callback
The 'callback' is called when the 'Command' event is emited.
function(e){ }
The argument 'e' has the following properties:
e.cmd
Remarks
The class fires this event whenever it sends a POP3 command to the server. Use CommandReply and CommandReplyData to track the server's responses.