0
votes
1answer
67 views

Having a local SMTP server to relay emails to my website's mail server

I'm working in a small company. We send our emails through company's mail server which is located (along with company's website) on a shared web host. Once in a while our Internet connection is down ...
0
votes
0answers
14 views

MailEnable Forgoes Authentication for Local Recipients

I am running MailEnable 2.x on a rather active production server. I blocked any ability to send unauthenticated email through the server, and (in theory) turned off all domain spoofing abilities. ...
0
votes
2answers
113 views

Same domain SMTP unauthenticated message relay [closed]

While I was doing some testing on an SMTP server I was able to successfully send mail from knownid@myserver.com to knownid@myserver.com through telnet without any authentication. From a risk ...
0
votes
0answers
63 views

Configure exim4 to send mail from valid user?

I am trying to configure exim4 on a new server. Till now I have been able to make it up and running with TLS enabled and SASL authentication. My update-exim4.conf.conf looks like: ...
0
votes
2answers
104 views

SMTP server to smtp server forwarding?

we have one smtp server and we want incoming mail should store by smtp and forward two other smtp server is their any solution we dont want email forwarding Ex mail@mail.com to amail@mail.com ...
0
votes
1answer
601 views

Google Apps + Mailgun Split Delivery

We currently use Google Apps for receiving emails on our domain. We would like to send all mail to unknown addresses to our Mailgun server for further processing. This seems like a typical "split ...
0
votes
1answer
550 views

Postfix: Relay access denied through SASL with permit_sasl_authenticated setted

Postfix 2.7 / Ubuntu 10.04 LTS when i try to send a mail from Outlook (with smtp auth) to a gmail account (or others), i get relay access denied. The log (i've faked the emails): Feb 24 16:49:16 ...
1
vote
1answer
130 views

Postfix changes to main.cf are not loaded

Ubuntu 10.04 LTS root@vm1613:/etc/postfix# vim /etc/postfix/main.cf [...] # default restrictions smtpd_sender_restrictions = check_sender_access hash:/var/spool/postfix/plesk/blacklists, ...
-1
votes
1answer
2k views

How to configure a mail server on Debian Squeeze?

How can I configure a mail server on Debian Squeeze with Postfix or Exim4 without the need to relay on another smtp server? And is it possible to add multiple email addresses for the same user? ...
0
votes
0answers
2k views

554 Relay access denied

I set up a mailserver yesterday according to this tutorial: http://wiki.hetzner.de/index.php/DebianMailserver3 (tutorial is in german). Sending emails is working fine, recieving emails from other ...
1
vote
5answers
358 views

Best Practices for Open Relay Email Server

I have a scenario where I need to setup postfix with no TLS, no SMTP authentication, and open relay allowing from only one remote IP address. Emails from this remote IP may have spoofed "from" address ...
1
vote
1answer
241 views

smtp relay only works on gmail accounts

I have a client who has a server but does not host their own email. They have just purchased a MFC and want to scan-to-email. I have them set up to send mail to gmail, however if they try to send to ...
1
vote
1answer
291 views

Windows SMTP Relay Server to add BCC to all emails

I'm looking for a Windows based SMTP Relay Server which allows me to add a specific BCC field to all outgoing emails that relayed through this server. The reason for such requirement is that we need ...
-1
votes
1answer
328 views

Postfix “Relay access deined” error with Outlook

I am following this tutorial and finished the basic setup. I can login and send via squirrel mail and telnet but receive a "relay access denied" error in the logs when i try and send from Outlook. all ...
1
vote
1answer
263 views

Is there any risk to sending emails to accounts that no longer exist?

As mentioned in a previous question of mine, I send a lot of emails. I have calculated that approximately 2% of them are coming back to me immediately with the general text reading: 550-5.1.1 The ...
0
votes
4answers
4k views

Google Apps as SMTP relay?

We have linked the domain of our company to Google Apps and we also have a Kerio Connect (mail server) installed in our company which uses Google as SMTP relay. As google requires SMTP authentication ...
1
vote
1answer
450 views

Need help diagnosing “User unknown in virtual alias table”

I'm using virtual alias maps to relay mail and I keep having some of the entries bounce. Postfix seems to know where they are supposed to go and when I run postmap -q for virtual_alias_maps and ...
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
3answers
3k views

Mail not relaying in postfix

I am managing a server which mainly deals in relaying mail using virtual alias maps. For some reason unknown to me email that goes through these maps are getting bounced. I've checked to make sure the ...
0
votes
1answer
247 views

Relay Access Denied with virtual_alias_maps in postfix

My postfix server is encountering a problem with a couple domains bouncing email. The error message is: postfix/smtpd[2673]: NOQUEUE: reject: RCPT from mail.foo.com[xxx.xxx.xxx.xx]: 554 5.7.1 < ...
1
vote
1answer
1k views

Problems using hmailserver as outgoing SMTP server

I have hmailserver set up and accepting email for projectattack.co.uk domain - I can connect to the server through port 110 pop3 using both gmail and mail.app on osx I have a cname pointing smtp to ...
1
vote
2answers
2k views

Recommended MTA for Windows Server

I need an mail server running on my web server that will just route email through other email servers. Exchange requires Active Directories which just complicates an otherwise simple setup. What are ...
0
votes
1answer
431 views

Configure mail server to relay through another mail server

I'm a developer and I'm currently building a hosted ecommerce solution. One thing the software must do is email customers on behalf of the vendor. However, one of the business requirements is that ...
1
vote
1answer
284 views

Can anyone explain what are the inbound and outbound relay in the mail server?

Can anyone explain what are the inbound and outbound relay in the mail server?
1
vote
1answer
185 views

How does mail server know what kind of client it's authenticating?

My cloud-hosted java app successfully authenticates to our mail server on another host (a managed VPS) at mail.example.com. The server at mail.example.com accepts email to our users at ...