How To Setup DNS Slave Auto Configuration Using Virtualmin/Webmin on Ubuntu

Introduction This tutorial will show you how to install Virtualmin/Webmin on an Ubuntu cloud server and how to setup a DNS Master and a DNS Slave server. The setup covers all required steps. Please note that this setup is for the Ubuntu cloud server, however it could possibly work for other cloud server OS distress. Overview Requirements Notes First...

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Plesk Setting Up a Slave DNS Server

This chapter describes how to integrate Plesk with an external Linux-based slave DNS server. The integration can be performed using the Slave DNS Manager extension available in the Extensions Catalog in the Plesk GUI. The extension works according to the following algorithm: It registers a slave server in the extension settings. The slave server’s IP address is automatically added to the list of addresses...

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Fighting Spam on a Qmail Mail Server

When unsolicited emails, or spam, are simultaneously sent indiscriminately to multiple mail boxes on your server, there may be too many messages in the queue. Then the server can become overloaded with spam and mail is delivered slowly. To get rid of spam on your Qmail mail server: Make sure that all domains have the option What to do with mail sent to non-existent users set to Reject. To change the value...

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