enter the following command in telnet. o mailserver_ip 25 you replace the mail server ip with the ip address of the mail server you want 2 use. wen the server opens it will give its name in the banner. then enter helo mail and press enter, it will answer with an ok or it will welcome u. then enter mail from:yourname@yourdomain.com enter a command to show who u are sending mail torcpt to:yourmail@yourdomain.com to type ur message enter data wen u finish entering ur message put a fullstop nd press enter.bear in mind nt 2 use the quotes