Send an SMTP RSET command.
SMTP::recipient
Send an SMTP RCPT command.
SMTP::quit
Send an SMTP QUIT command.
SMTP::mail
Send an SMTP MAIL command.
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SMTP::parseHelloFields
Parse a reply to HELO/EHLO command to discover server extensions.
SMTP::sendHello
Send an SMTP HELO or EHLO command.
SMTP::hello
Send an SMTP HELO or EHLO command.
SMTP::data
Send an SMTP DATA command.
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SMTP::close
Close the socket and clean up the state of the class.
SMTP::connected
Check connection state.
SMTP::hmac
Calculate an MD5 HMAC hash.
SMTP::authenticate
Perform SMTP authentication.
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SMTP::startTLS
Initiate a TLS (encrypted) session.
SMTP::connect
Connect to an SMTP server.
SMTP::edebug
Output debugging info via a user-selected method.