I am working on windows and I have enabled telnet client
In cmd prompt:
$telnet smtp.gmail.com 587
220 mx.google.com ESMTP dk3sm50678627pbc.32 - gsmtp
$Helo
250 mx.google.com at your service
$ mail from: <myuser@gmail.com>
530 5.7.0 Must issue a STARTTLS command first. dk3sm50678627pbc.32 - gsmtp
$ STARTTLS
220 2.0.0 Ready to start TLS
$ mail from:
C:\Users\{myuser}>
Connection to host lost.
Don't know What is the problem ?
Can anyone help me out , how i can send emails from gmail server using telnet from command line >
Best Answer
smtp.gmail.com requires TLS. The basic telnet client that comes with windows does not know how to negotiate TLS with a server. You may want to use openssl instead, which is able to negotiate TLS. See http://www.madboa.com/geek/openssl/#cs-smtp for an example of how to do this.