Category: Mail Server
Ways to check what SMTP server a Linux server is using
Quickest way to test is send yourself a blank email from the server, like so in terminal: mail -s "Test" address1@domain.com address2@domain.com < /dev/null Another way is and it will tell you what servers handle mail: host your_domain.com Hope this helps.
Fix for undeletable user-defined Squirrelmail folder
I run my own mail server and use Squirrelmail to facilitate webmail access using HTTPS. I encountered problems trying to delete a folder that I created as part of a test to find out if things were working correctly: ERROR : Could not delete “Archive” Given: Invalid mailbox name SquirrelMail is a Webmail application started by Nathan…
Use another SMTP server with Postfix
Over the weekend, I finally installed and configured my own e-mail server. What a challenge that was! I’m successfully running Postfix, Dovecot, Spamassassin, Amavisd-new, ClamAV, SQLgrey, and Squirrelmail. I, however, encountered problems sending to Gmail. It returned with the following message: host gmail-smtp-in.l.google.com[64.233.163.27] said: 550-5.7.1 [76.170.212.236] Our system has detected an unusual amount of unsolicited…