Cuando uso el otro puerto, el 456 obtengo este otro error, me da la sensación de que la conexión es más viable, pero al final de todos modos el mensaje no se envía. Me podrían ayudar a interpretar estos errores? Muchas gracias.
2018-05-21 18:52:13 Connection: opening to ssl://iupm.ferozo.com:465, timeout=300, options=array ( ) 2018-05-21 18:52:13 Connection: opened 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "" 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "220 Wellcome to SMTP Server " 2018-05-21 18:52:13 SERVER -> CLIENT: 220 Wellcome to SMTP Server 2018-05-21 18:52:13 CLIENT -> SERVER: EHLO 138.219.41.134 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "" 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "250-dtcwin110.dattaweb.com " 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "250-dtcwin110.dattaweb.com " 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "250-SIZE 20480000 " 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "250-dtcwin110.dattaweb.com 250-SIZE 20480000 " 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "250 AUTH LOGIN PLAIN " 2018-05-21 18:52:13 SERVER -> CLIENT: 250-dtcwin110.dattaweb.com 250-SIZE 20480000 250 AUTH LOGIN PLAIN 2018-05-21 18:52:13 Auth method requested: LOGIN 2018-05-21 18:52:13 Auth methods available on the server: LOGIN,PLAIN 2018-05-21 18:52:13 CLIENT -> SERVER: AUTH LOGIN 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "" 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "334 VXNlcm5hbWU6 " 2018-05-21 18:52:13 SERVER -> CLIENT: 334 VXNlcm5hbWU6 2018-05-21 18:52:13 CLIENT -> SERVER: bnViZUBpdXBtLm9yZw== 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "" 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "334 UGFzc3dvcmQ6 " 2018-05-21 18:52:13 SERVER -> CLIENT: 334 UGFzc3dvcmQ6 2018-05-21 18:52:13 CLIENT -> SERVER: TWFlc3RyaWEx 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "" 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "235 authenticated. " 2018-05-21 18:52:13 SERVER -> CLIENT: 235 authenticated. 2018-05-21 18:52:13 CLIENT -> SERVER: MAIL FROM: 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "" 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "250 OK " 2018-05-21 18:52:13 SERVER -> CLIENT: 250 OK 2018-05-21 18:52:13 CLIENT -> SERVER: RCPT TO: 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "" 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "550 Delivery is not allowed to this address. " 2018-05-21 18:52:13 SERVER -> CLIENT: 550 Delivery is not allowed to this address. 2018-05-21 18:52:13 SMTP ERROR: RCPT TO command failed: 550 Delivery is not allowed to this address. 2018-05-21 18:52:13 CLIENT -> SERVER: QUIT 2018-05-21 18:52:13 SMTP -> get_lines(): $data is "" 2018-05-21 18:52:13 SMTP -> get_lines(): $str is "221 goodbye " 2018-05-21 18:52:13 SERVER -> CLIENT: 221 goodbye 2018-05-21 18:52:13 Connection: closed 2018-05-21 18:52:13 SMTP Error: The following recipients failed: masster@outlook.com: Delivery is not allowed to this address.