Spam emails is unsolicited and unwanted junk email sent out in bulk to an indiscriminate recipient list. Typically, spam is sent for commercial purposes. It can be sent in massive volume by botnets, networks of
The Meaning of SPF (Sender Policy Framework) Sender Policy Framework (SPF) is a validation system that allows ISPs and mail servers to check if the incoming mail has been sent from an authorized server. By
Each failover IP address will need its own line in the configuration file. The configuration file is called “50-cloud-init.yaml” and
What is mdadm? The mdadm utility can be used to create and manage storage arrays using Linux’s software RAID capabilities.Administrators
There are several scenarios that you might need to increase or decrease your php maximum upload file using php script