SMTP::Mail

Starts a mail transaction from the email address specified in $from. Returns true if successful or false otherwise. If True the mail transaction is started and then one or more Recipient commands may be called followed by a Data command.

Implements rfc 821: MAIL <SP> FROM:<reverse-path> <CRLF> SMTP CODE SUCCESS: 250 SMTP CODE SUCCESS: 552, 451, 452 SMTP CODE SUCCESS: 500, 501, 421