0
votes
2answers
402 views

Can I send email unauthenticated to an internal SMTP server which then relays onto authenticated SMTP?

I have a back-end system which only supports sending email to an *UN*authenticated SMTP server, however, ultimately it needs to go via an authenticated SMTP server on the public internet. My idea was ...
0
votes
0answers
101 views

Postfix Dovecot receive, no send

I've recently set up an email server using postfix and dovecot. On my android phone I can get incoming emails, but I can't use outgoing emails. When I attempt to set up "Can't safely connect to ...
0
votes
1answer
456 views

Postfix on Ubuntu tried everything, won't send emails

I'm trying to get postfix set-up on Ubuntu 13.04 but no luck so far. I found a few answers here on ServerFault that didn't work. I re-installed a bunch of times, nothing. This is my first time dealing ...
-3
votes
2answers
655 views

Error Code: 503 Unable to receive emails

I am running an emailing system using which I am able to send email. Of course my emails are directly moving to user's spam bin. Strange that I am unable to receive emails from any other domains. I ...
1
vote
3answers
213 views

Network Hardware supports SMTP, but no AUTH information… Need to Send emails through SMTP with AUTH

I have a network device that supports sending email notifications, but doesn't provide for the username and password. I would like to point this device to an internal system which would then take care ...
0
votes
1answer
488 views

Postfix SASL error

I'm trying to configure my postfix server to accept connections from outside mail clients using SASL authentication with dovecot. It was previously setup with cyrus sasl. However when I try to send ...