2017/01/24 · ... errors: ERROR: for postfix-mailcow Cannot start service postfix-mailcow: driver failed programming external connectivity on endpoint ...
2017/09/14 · SPF. SPF stands for Sender Policy Framework and it is a simple setting you add to your DNS setting so e-mail filters can query who is able to ...
2012/02/14 · On a default install of Postfix, it will listen on all interfaces/IP addresses on your machine. Sometimes this is not what you want.
2014/11/03 · ... well.... "address already in use" does point to a usage... You could try to stop xinet.d for a moment, make sure that your iptables are ...
2008/05/19 · In the end, I built a solution using multiple Postfix instances, that each bind to the appropriate IP. You're going to end up with: smtp1 ...
2014/01/14 · postfix/master[5041]: fatal: bind 0.0.0.0 port 25: Address already in use. I did some searching and found this excellent answer by Oli ...
2010/07/14 · Hello all. I'd like to study on configuring mail servers (with postfix and related stuff) and DNS servers. So I'm looking for a book (or a ...
This tutorial shows the installation of an Ubuntu 20.04 (Focal Fossa) web hosting server with Apache 2.4, Postfix, Dovecot, Bind, and PureFTPD to prepare it ...
2017/08/08 · You should be able to have postfix listen on any port you specify by editing the main.cf configuration file and changing the smtp listener to a ...
Thread: postfix fatal: bind port 25: Address already in use
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2003/10/24 · masquerade_domains and canonical_maps · 1. i added the following to postfix/main.cf file as follows: · 2. i then modified the example file in ...