Searching for No Support Smtp Service Extension information? Find all needed info by using official links provided below.
https://github.com/miguelgrinberg/microblog/issues/76
Jan 27, 2018 · smtp.login(self.username, self.password) ... smtplib.SMTPNotSupportedError: SMTP AUTH extension not supported by server. What am I doing wrong? This comment has been minimized. Sign in to view. Copy link Quote reply Owner miguelgrinberg commented Jan 27, 2018. The debugging server does not support authentication. Do you have email username ...
https://www.ibm.com/support/knowledgecenter/SSKTMJ_10.0.1/admin/conf_securingsmtpsessionsusingthestarttlsextension_c.html
Securing SMTP sessions using the STARTTLS extension. ... If the receiving server did not advertise support for STARTTLS in response to the Domino server's EHLO command, the sending Domino server continues with an unencrypted SMTP TCP/IP session. To enable outbound STARTTLS support, ...
https://www.3cx.com/community/threads/office-365-the-smtp-server-does-not-support-the-starttls-extension.69552/
Nov 28, 2019 · The SMTP server does not support the STARTTLS extension.
https://tools.ietf.org/html/rfc2852
RFC 2852 Deliver By SMTP Service Extension June 2000 9. Other Considerations SMTP servers which support the Deliver By SMTP service extension as well as their associated MTAs are not required to assign any special processing priority to messages with Deliver By requests. Of course, some SMTP servers and MTAs may do so if they desire.Cited by: 10
https://tools.ietf.org/html/rfc1869.html
RFC 1869 SMTP Service Extensions November 1995 SP ::= <the space character (ASCII decimal code 32)> Although EHLO keywords may be specified in upper, lower, or mixed case, they must always be recognized and processed in a case- insensitive manner. This is simply an extension …Cited by: 87
https://www.pythonanywhere.com/forums/topic/1961/
Feb 05, 2015 · Well, it could be that the server you are trying to send smtp mail from actually doesn't support auth. Alternatively, this is some code that worked for me:
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