Posts by Márcio Contreiras • 1 point

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  A: Sending email C# Error Invalid HELO name

  Good afternoon, my friend, What I found out regarding this error caused, is that it has to do with SMTP... Because I’ve been researching this RFC and it refers to the Simple Mail Tranfer Protocol…

  c#

  answered 6 years, 10 months ago Márcio Contreiras 1