Common troubleshooting to Roundcube web mail
At roundcube + dovecot, an error message “connection to storage server failed” is returned when users login their mailbox thru roundcube webmail, probably it is caused by limited numbers of connetion per user IP address. For dovecot imap service on…
Installing ISPConfig 3 with Nginx, Postfix, Dovecot
To provide new email and web hosting service to our customers, we deploys ISPConfig 3 with Nginx, Postfix and Dovecot on few Linux hosting systems. And our customers have their own private Linode and other cloud service providers. Their own…
Install OpenEMM 2015 on Ubuntu 14.04 LTS
We install a OpenEMM 2015 on Ubuntu 14.04 LTS server edition last week, running on a Linode instance. Our customer would like to send a email to 10,000 on next day of installation, and we choose OpenEMM for his case….
Installing Mailman on Ubuntu
Mailman is a famous mailing list system for various open source projects for many years. To install mailman on Ubuntu 16.04, we did the following steps. We install mailman with apt-get. $ apt-get install mailman And it is a must…