0
votes
0answers
120 views

Postfix Rackspace setup with SPF record always go to SPAM (neutral)

after a lot of fighting with the system I would like to know your guys opinion and solution. Idea is to have 1 mail server (centos postfix) at rackspace and have all the other cloud servers relay to ...
0
votes
0answers
81 views

Netcat relay issues

I have a legacy database application that can be accessed via ODBC on port 3000. I have set up a simple netcat relay on a bastion host so that this ODBC access can be done via the bastion host: ...
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votes
3answers
1k views

Postfix : relay access denied

Since I can't find a solution that works with my config, I lean on you guys to help me out with this. I've installed postfix and dovecot on a CentOS server. Everything's running well. But when I try ...
1
vote
1answer
562 views

CentOS 6.2 sendmail: how to control the ip number used when relaying mail to mx.google.com

The overall context for this is that I am sending mail from a web application on one machine through sendmail on another machine, to final destination being a pop account on mx.google.com. The latter ...
1
vote
1answer
552 views

Relay/forward only mail that originates from specific domain using postfix

I have 2 postfix servers (lets say mail.aaa.tld and mail.bbb.tld) that acts as a relays for several domains (lets say x.com, y.com, z.com) that are composed at ccc.tld. SMTP server at ccc.tld can ...
1
vote
1answer
3k views

Exim Problem: Sender address rejected: need fully-qualified address

My mail log returns the following error when sending email to a gmail account: Sender address rejected: need fully-qualified address Here is the full error message: 2010-10-08 03:44:58 ...