Re: smtp 587 always fails to send email

[Alice Bob]

soyeomul@yw.doraji.xyz (Byung-Hee HWANG "(황병희, 黃炳熙)")
writes:

>>       smtpmail-stream-type 'ssl
>>       smtpmail-smtp-service 587)
>> (setq smtpmail-smtp-server "smtp.zoho.com")
>>
>> 1. I am sure port 587 is allowed on firewall.
>> 2. 587 fails for all different smtp servers (outlook etc.)
>>
>> Could some guys give some hints?
>
> Dear Alice,
>
> If i were you, i would like to show version of Gnus and Emacs. Because
> current Gnus source codes were changed a lot. In other words, 5.13 is
> not 5.13 (GNU/Emacs 23's Gnus was 5.13, and GNU/Emacs 25's Gnus is also
> 5.13).  

Thanks to Byung-Hee. The issue was solved withe help from Eric S
Fraga <e.fraga@ucl.ac.uk> on this channel.

To send on port 587, `smtpmail-stream-type' should be 'starttls.
To send on port 465, `smtpmail-stream-type' can be 'ssl.
-- 
horizon