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31 questions
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0 votes
1 answer
179 views

I'm trying to set up an SMTPS server on port 465 using Python and the aiosmtpd library. While I can connect to the server locally using openssl s_client, external mail servers (like Gmail) are unable ...
dimimir's user avatar
  • 75
7 votes
7 answers
6k views

I have an error when try to send mail to mailhog with laravel, is the follow: The "" scheme is not supported; supported schemes for mailer "smtp" are: "smtp", "smtps&...
Eliaquim da Luz's user avatar
  • 71
1 vote
0 answers
33 views

I would like to send SMTPS mail via TLSv1.2/TLSv1.3 on port 587. I use Axigen as a mail server, with the following configuration: listeners ssl : 465 / 587 ssl configuration : TLS 1.2 / TLS 1.3 ...
Lisa Trz's user avatar
  • 11
0 votes
1 answer
247 views

I'm trying to set an email sender (for example recovery password). I already set with a Gmail and Outlook address mail and it's work! Now i nedd to configure an Aruba hostmail. this is my deployment....
Rocco Manna's user avatar
  • 3
0 votes
2 answers
2k views

I am trying to implement SSL/TLS im my SMTP server (PHP). Securing the connection with TLSv1.3 works, and the certificate (LetsEncrypt) is valid. I tested this with https://www.checktls.com/...
Spider IT's user avatar
  • 101
-1 votes
1 answer
2k views

I am installing sendmail/dovecot on my mail sever. I edited file /etc/mail/sendmail.mc and add the below lines to make sure the domain name is used in sending mail #add for domain email by deo malamo ...
Deogratias malamo's user avatar
  • 1
0 votes
1 answer
181 views

I am struggling with mail sending flow in mule, Getting below error: Failed to route event via endpoint: DefaultOutboundEndpoint{endpointUri=smtps://dummy.DevGroup:<password>@smtp.gmail.com, ...
Shailesh Saxena's user avatar
  • 3,522
2 votes
0 answers
2k views

I installed postfix on a server, but port 25 was blocked by ISP. I followed http://www.postfix.org/TLS_README.html#client_smtps to configure smtps on port 465. I follow the configuration as Postfix ≥ ...
So Vegetable's user avatar
  • 21
0 votes
1 answer
231 views

I know that SMTP is based on TCP, like HTTP, but how does Wireshark judge it as SMTP rather than TCP?
Reuodut's user avatar
  • 3
1 vote
1 answer
593 views

I understand that there are several options to choose from when using an e-mail server. E.g. 25 and 587 for opt-in encryption and 465 for enforced encryption. docker-mailserver, a popular docker ...
dmuensterer's user avatar
  • 1,885
2 votes
1 answer
2k views

I have 2 PC (the second is a clone of first) running centos 7. From one is not possible to send mail. I did some tests and the result is this: [root@PC2]# telnet smtps.aruba.it 465 Trying 62.149.156....
user3442473's user avatar
  • 303
1 vote
1 answer
1k views

Sendmail with Perl uses localhost.localdomain instead of a fully qualified domain name (FQDN). Sendmail and server configuration is correct, hostname is setup with FQDN. My script contains the ...
Ωmega's user avatar
  • 44k
1 vote
1 answer
2k views

I want to submit email on port 465 of my smtp server using the Net::SMTP module(without using Net::SMTP::SSL) in a perl script from client. On Port 465 of my SMTP server, "submissions" service runs, ...
Ayush's user avatar
  • 1,030
1 vote
0 answers
383 views

I would like to send a mail using SMTPS in R. Currently, non of the available packages supports sending Mails via TLS (rmail & sendmaileR) or they have a hard to install Java dependency (mailr). I ...
Jan's user avatar
  • 184
0 votes
1 answer
554 views

I am looking for a generic way to get the hostname of mail submission servers by only having the email address with c/c++, so I can connect to port 587 and/or 465 smtp submission. E.g. example@gmail....
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