codice:
MAIL FROM:<michele@pippo.jk>
250 MAIL FROM:<michele@pippo.jk> OK
RCPT TO:<grandepuffo@pufflandia.net>
250 RCPT TO:<grandepuffo@pufflandia.net> OK
RCPT TO:<puffetta@pufflandia.net>
250 RCPT TO:<puffetta@pufflandia.net> OK
DATA
...
trallalero trallalà