Title: nikiso's Replies | WordPress.org

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# nikiso

  [  ](https://wordpress.org/support/users/nikiso/)

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## Forum Replies Created

Viewing 1 replies (of 1 total)

 *   Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/)
    In
   reply to: [[WP Mail SMTP by WPForms - The Most Popular SMTP and Email Log Plugin] Test Email Failed : Could not connect to SMTP host.](https://wordpress.org/support/topic/test-email-failed-could-not-connect-to-smtp-host/)
 *  Thread Starter [nikiso](https://wordpress.org/support/users/nikiso/)
 * (@nikiso)
 * [8 years, 3 months ago](https://wordpress.org/support/topic/test-email-failed-could-not-connect-to-smtp-host/#post-9923963)
 * As I can understand if I need AUTHentication on I need the clients email password
   to configure right?
 * I changed the ports so I think it’s the same problem with AUTH.
    Sorry for the
   newbie questions.
 * Versions:
    WordPress: 4.8.5 WordPress MS: No PHP: 7.0.27 WP Mail SMTP: 1.2.2
 * Params:
    Mailer: smtp Constants: No ErrorInfo: SMTP Error: The following recipients
   failed: [agro@rodonas.gr](https://wordpress.org/support/users/nikiso/replies/agro@rodonas.gr?output_format=md):
   SMTP AUTH is required for message submission on port 587
 * Host: mail.rodonas.gr
    Port: 587 SMTPSecure: tls SMTPAutoTLS: bool(true) SMTPAuth:
   bool(false)
 * Server:
    OpenSSL: Yes SMTP Debug: 2018-01-31 20:59:50 Connection: opening to 
   mail.rodonas.gr:587, timeout=300, options=array ( ) 2018-01-31 20:59:50 Connection:
   opened 2018-01-31 20:59:50 SERVER -> CLIENT: 220-nlss4.a2hosting.com ESMTP Exim
   4.89 #1 Wed, 31 Jan 2018 21:59:50 +0100 220-We do not authorize the use of this
   system to transport unsolicited, 220 and/or bulk e-mail. 2018-01-31 20:59:50 
   CLIENT -> SERVER: EHLO [http://www.rodonas.gr](http://www.rodonas.gr) 2018-01-
   31 20:59:50 SERVER -> CLIENT: 250-nlss4.a2hosting.com Hello [http://www.rodonas.gr](http://www.rodonas.gr)[
   209.124.66.15] 250-SIZE 52428800 250-8BITMIME 250-PIPELINING 250-AUTH PLAIN LOGIN
   250-STARTTLS 250 HELP 2018-01-31 20:59:50 CLIENT -> SERVER: STARTTLS 2018-01-
   31 20:59:50 SERVER -> CLIENT: 220 TLS go ahead 2018-01-31 20:59:50 CLIENT -> 
   SERVER: EHLO [http://www.rodonas.gr](http://www.rodonas.gr) 2018-01-31 20:59:
   50 SERVER -> CLIENT: 250-nlss4.a2hosting.com Hello [http://www.rodonas.gr](http://www.rodonas.gr)[
   209.124.66.15] 250-SIZE 52428800 250-8BITMIME 250-PIPELINING 250-AUTH PLAIN LOGIN
   250 HELP 2018-01-31 20:59:50 CLIENT -> SERVER: MAIL FROM: 2018-01-31 20:59:50
   SERVER -> CLIENT: 250 OK 2018-01-31 20:59:50 CLIENT -> SERVER: RCPT TO: 2018-
   01-31 20:59:50 SERVER -> CLIENT: 550 SMTP AUTH is required for message submission
   on port 587 2018-01-31 20:59:50 SMTP ERROR: RCPT TO command failed: 550 SMTP 
   AUTH is required for message submission on port 587 2018-01-31 20:59:50 CLIENT-
   > SERVER: QUIT 2018-01-31 20:59:50 SERVER -> CLIENT: 2018-01-31 20:59:50 SMTP
   ERROR: QUIT command failed: 2018-01-31 20:59:50 Connection: closed 2018-01-31
   20:59:50 SMTP Error: The following recipients failed: [agro@rodonas.gr](https://wordpress.org/support/users/nikiso/replies/agro@rodonas.gr?output_format=md):
   SMTP AUTH is required for message submission on port 587

Viewing 1 replies (of 1 total)