Postfix to allow Mail Relay from a Trusted IP Rumi, May 27, 2023 Make sure smtpd_recipient_restrictions has permit_mynetworks, something like this: smtpd_recipient_restrictions = permit_mynetworks,<more> This is the default, but if you have -o smtpd_recipient_restrictions=something on an smtpd line in master.cf then it will override main.cf setting. A sample configuration that worked for me is as below- smtp inet n - n - - smtpd -o smtpd_sasl_auth_enable=yes -o smtpd_reject_unlisted_sender=yes -o smtpd_recipient_restrictions=permit_sasl_authenticated,permit_mynetworks,reject # -o smtpd_recipient_restrictions=permit_sasl_authenticated,reject -o broken_sasl_auth_clients=yes Related Administrations Configurations (Linux) PostfixPostfix RelaySMTP Relay
Add Google Calendar to Thunderbird Mail Client January 8, 2018 There are two plugins that must be installed: Lightning – the actual calendar plugin Provider for Google – allows bidirectional access to Google Calendar Install both of these plugins, from within Thunderbird (Menu button | Plugins | See all and then search for Lightning and then Provider for Google. Click Add to… Read More
URL Redirect PHP script for Horde October 12, 2008November 6, 2008 I nearly got mad implementing horde in virtualmin. Though this section will not tell how the Horde was setup. Anyways, HORDE needs to work under /horde framework. I know this can be fixed up in registry.php file and can be used as /groupware or something. Related Read More
Install Discourse on Ubuntu 20.04 November 14, 2022 Secure the Server Turn on automatic security updates. $ sudo dpkg-reconfigure -plow unattended-upgrades Setup a firewall with ufw. $ sudo apt-get install ufw $ sudo ufw default allow outgoing $ sudo ufw default deny incoming $ sudo ufw allow 22 comment ‘SSH’ $ sudo ufw allow http comment ‘HTTP’ $ sudo… Read More