Top "Smtp" questions

Simple Mail Transfer Protocol (SMTP) is an Internet standard for electronic mail (e-mail) transmission across Internet Protocol (IP) networks.

Send email using the GMail SMTP server from a PHP page

I am trying to send an email via GMail's SMTP server from a PHP page, but I get this error: …

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php email smtp gmail
Sending email with PHP from an SMTP server

$from = "[email protected]"; $headers = "From:" . $from; echo mail ("[email protected]" ,"testmailfunction" , "Oj",$headers); I have trouble sending email …

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php email smtp
Gmail Error :The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required

I am using following code to send email. The Code works correctly in my local Machine. But on Production server …

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c# .net smtp gmail
Sending email in .NET through Gmail

Instead of relying on my host to send an email, I was thinking of sending the email messages using my …

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c# .net email smtp gmail
What is the difference between ports 465 and 587?

These ports 465 and 587 are both used for sending mail (submitting mail) but what is the real difference between them?

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email smtp port postfix-mta email-client
"The remote certificate is invalid according to the validation procedure." using Gmail SMTP server

I'm getting this error: The remote certificate is invalid according to the validation procedure. whenever I try to send e-mail …

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c# email smtp
Sending email through Gmail SMTP server with C#

For some reason neither the accepted answer nor any others work for me for "Sending email in .NET through Gmail". …

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c# .net email smtp gmail
How to send email in ASP.NET C#

I'm very new to the ASP.NET C# area. I'm planning to send a mail through ASP.NET C# and …

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c# asp.net email smtp
How to check if smtp is working from commandline (Linux)

I have a SMTP-server, for the purpose of this question lets call it: smtp.mydomain.com. How do i check …

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linux command-line smtp
The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required?

I want to send an email from my application and i have written following code for sending mail MailMessage msg = …

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c# smtp