I am getting an error 0x800CC6F and I cannot send out emails. I am only trying to send emails to on

[Guest NewsBot]

An unknown error has occurred. Subject 'XXX', Account: 'mail.comcast.net', Server: 'smtp.comcast.net', Protocol: SMTP, Server Response: '554 omta02.westchester.pa.mail.comcast.net comcast Port 25 not allowed - http://customer.comcast.com/help-and-support/internet/email-client-programs-with-xfinity-email/', Port: 25, Secure(SSL): No, Server Error: 554, Error Number: 0x800CCC6F

 

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