→ Open your SASL password file (typically /etc/postfix/sasl_passwd) using 'vi' or an alternative file editor and add the following line replacing 'username' and 'password' with your SMTP.In our previous post my friend Steve Henderson from Email Service Provider Communicator wrote an article exclusively for Port25 and PowerMTA users. → This next step is optional - the default SMTP port is 25 but some ISPs block this port so if you wish to use one of the alternative ports (25025, 2082, 2525) please add ':' and the alternative port to the end of the 'relayhost' line, so it should read as follows: → The above configuration use's the default 'plain' SASL authentication mechanism but you have the option of PLAIN, LOGIN, CRAM-MD5 and DIGEST-MD5 but to use those is an advanced Postfix topic that should only be approached by advanced users. Smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd → Add the following lines to the bottom of the file: → Check the following options are not already enabled in any form → Open your Postfix configuration file (typically /etc/postfix/main.cf) using 'vi' or an alternative file editor and do the following: >mkdir /POSTFIX_BACKUP >cp /etc/postfix/* /POSTFIX_BACKUP → Move to your Postfix configuration directory (typically /etc/postfix) → Login to your server on a command line as 'root' via SSH etc IMPORTANT: This is only intended as a basic guide to setting up and assumes prior knowledge of Linux / Unix system administration, we CANNOT provide support on general usage of the operating system or on implementing more complex configurations - for additional support with the MTA please use the software vendors support channels. CRAM-MD5 and DIGEST-MD5 support for Cyrus SASL.These instructions are only for the Postfix Mail Transfer Agent, they are based on Postfix version 2.3.3 installed on a Linux platform but will loosely apply to many other versions and platforms providing: Backup your Postfix configuration files before making any changes. These instructions assume your server is already configured with Postfix, email can be received and you have external network access on one of the following ports - 25, 25025, 2082, 2525 These instructions will guide you through configuring Postfix to use as an authenticated SMTP relay host for all your outbound email. If you are still struggling to get your setup working, please contact the SMTP Support Team for help. This guide will take you through your Mail Setup with easy to follow step by step instructions.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |