0
votes
1answer
65 views

Using SMTP Relay on a Exim Server in VPS for Multiple Domains

I am moving my email behind a dynamic IP, and I will need to SMTP relay outbound email in order to avoid spam lists. My domain is hosted through a BlueHost VPS running EXIM. I am wondering what I ...
0
votes
1answer
299 views

Postfix relay mails from a single domain and IP

we have an Mdaemon server which redirects outbound mails to an external basic Postfix relayer. We have configured firewall rules (in front of postfix server) to accept smtp requests only from the ...
0
votes
1answer
145 views

“Wrong” from name when sending mail through (smtp) Exchange 2003 from RT/Debian internally, ok externally

I think this is really simple to solve but I just need some input to get my brain working again. Followed this guide to set up RT on Debian: http://burn.co.nz/blog/?p=54 To explain the issue plain ...
1
vote
1answer
175 views

Redundant mailservers. Route messages from internal users to secondary site

I have 2 mailservers running ZIMBRA (primary - site1) and (secondary - site2) in two separated locations (sites). When my primary mailserver in AVAILABLE the seconray are just syncing (rsync) with ...
0
votes
2answers
329 views

How to catch or filter specific sender or recipient

I have a bit of problem and I am pretty new in this field and I don't know how to set this. I have searched somewhere on the internet how to solve this but I don't really get all this stuff about ...
2
votes
1answer
1k views

Exim Prevent Mail Sent by Relay

Currently it appears that somehow someone is using my server to send spam as I'm seeing 100's of rejection emails from other email services (such as gmail) saying the message could not be delivered ...
2
votes
1answer
355 views

Queue bounced emails using Postfix with an SMTP relay

I have setup a Postfix mail server that use a relay mail server to deliver the emails. The problem I am having is that from time to time the relay server goes crazy and block my relay ...
0
votes
1answer
72 views

Email “relay forwarding” through Google

I currently attend a University that is in the process of swithcing all faculty accounts to Google, in spite of the privacy issues relating to research and international contacts. The current ...
1
vote
1answer
431 views

Conditionnal relay in postfix

I use postfix to send direct email. But, I use a relay to send email for specific senders. So I use "sender_dependent_relayhost_maps" : /etc/postfix/main.cf : relayhost = transport_maps = ...
2
votes
1answer
251 views

Exchange 2007 Open Relay

Apparently our domain has been spamlisted, and a check has revealed that we're an open relay. Internally we have just one mail server, Exchange 2007. No edge transport. Send connector is ...
0
votes
2answers
582 views

Postfix relaying to gmail now deferred

I have several domains on my VPS server, and postfix relaying the email to the appropriate gmail accounts via a virtual users table. This week I performed a sudo apt-get upgrade, this may be ...
1
vote
1answer
2k views

Mailman cannot relay e-mails to non-local domains

My e-mail server runs Debian with postfix, dovecot, amavis, mailman, with postfixadmin in a virtual domain setup. All works fine, except for mailman which is not able to relay e-mails to non-local ...
0
votes
1answer
390 views

Client that relays through Exchange 2007 failing authentication

I have a client that uses AlphaPage First Responder to send pages to cell phones, pagers, etc. It can do everything but send out pages to cell phones fine. It sends cell phone pages through Exchange ...
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 ...
0
votes
2answers
162 views

outgoing mail for web app (multiple domains as sender)

I have a web app "myapp.com" that users can use to set up their own websites. Our application is written in php and should be able to do the following: send mails to our own users "from: ...
2
votes
2answers
192 views

Multi-site email relay based on email address (in AD?)

We have a multi site setup currently based around Exchange 2003, but we are getting a lot of traffic over the vpn as only one server has an internet facing IP. Is there such a product that could sit ...
1
vote
2answers
366 views

Postfix allow relay with username and password

I have almost default configuration of Postfix How can I configure Postfix to ask for username/password before relaying mail from other than "mynetworks" IP's? Thank You very much