Picking up where we left off a while ago, let’s add yet another feature to our Ubuntu server. We’ve already looked at using Postfix with multiple topics (see Postfix on Ghacks). But we never discussed a means to deliver the mail from the server to the client. That will now change. Linux has multiple ways [...]
- Author: Jack Wallen
- Comments: 9
Install Postfix for reliable email delivery
With your Ubuntu LAMP Server up and running (see my previous article “Installing Ubuntu Server 9.04” and “How to: install a LAMP server“) and you are ready to set it up as a mail server. For the longest time Sendmail was the de facto standard Linux mail server. But over time serious security issues drove [...]
- Author: Jack Wallen
- Comments: 2
Mail relaying made simple with Postfix
Have you installed the Postfix as an easier to use, more secure alternative to Sendmail only to find yourself having trouble with the old “unable to relay” errors? This can be very frustrating and have you pulling out your hair in no time. MTAs (Mail Transfer Agents) can be a tricky lot to set up. [...]
- Author: Jack Wallen
- Comments: 2
Make Sendmail accept mail from external sources
When you’re setting up servers the last thing you want to have to do is put in an all nighter in order to get Sendmail accepting email from outside of your local network. If you’re new to Linux this can be a real nightmare. The good news is once this is configured, it’ll just keep [...]
- Author: Jack Wallen
- Comments: 1
Use Spamassassin for better SPAM detection
The Linux operating system is typically immune to viruses attached to email. But it is not immune to SPAM. Left unfiltered your inbox would quickly fill up with more SPAM than you care to delete. What is worse is owning a mail server and not protecting your users from a barrage of SPAM. By employing [...]
- Author: Martin Brinkmann
- Comments: 8
Quickly check mails without downloading them
Retrieving all mail headers from the emails that are currently stored on the mail server can be necessary for several reasons. The first is that it is possible to delete mails without having to retrieve them completely. This can come in handy if mails with huge attachments are blocking the retrieval of other emails which [...]