Ready And Greeting Event not triggered while connecting

[adishupadhyay]

Hi All,

While connecting to FTP server ready and greeting event did not trigger. after few second end and close event is called
below is my code
var mime = require('mime-types')
var Client = require('ftp');
var fs = require('fs')
var ftpClient = new Client();
ftpClient.on('greeting', function (msg) {
console.log("FTP connected*")
});
ftpClient.on('ready', function () {
console.log("FTP connected*")
});
ftpClient.on('close', function (hadErr) {

console.log("******FTP Connection has been closed", hadErr)

});

ftpClient.on('error', function (error) {
console.log("****************Error in connecting to FTP", error)

});
ftpClient.on('end', function () {
console.log("****************Connection has been ended")

});
ftpClient.connect({
"host": 'hostname',
"port": 22,
"user": "user",
"password": "password",
"keepalive": 500,
// "pasvTimeout": 50000,
"connTimeout": 5500000
});
Plz help