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
Install Openmediavault On Debian Squeeze May 26, 2013May 26, 2013 Introduction This guide is for people that have used the Debian Squeeze Standard Installation or Debian Squeeze Gnome Installation guide to install Debian onto their microserver. If you're looking to install OpenMediaVault as a standalone system then see install OpenMediaVault instead. Prerequisites Debian Squeeze installed on your microserver Installation Configuring… Read More
Install Virtualbox 5.2/6.1 on Ubuntu 16 headless mode May 21, 2021 Install Prerequisites Before installing VirtualBox 5.2/6.1, please install these packages below if your systems don’t already have them installed…. sudo apt update sudo apt-get install gcc make linux-headers-$(uname -r) dkms Add VirtualBox Repository If you want to always get the latest versions of VirtualBox when they become available, you’ll want… Read More
Virtual USB and VBoxusergroup Troubleshoot on Linux Host December 16, 2011December 16, 2011 I faced USB issues on both Virtualbox installation on both Debian and CentOS linux host. I really didn't notice the urgency of vboxusers group in running VBox in headless mode! Anyway, following snippets of texts really did help me out solving my USB problems. All credits goes to the VBox… Read More