Reverse IP Lookup Tips, Tricks and Secrets from Popteen

Adding IP addresses on server using Plesk Control Panel

New IP addresses assigned cannot be reread or added into Plesk on Windows Hosting Servers or Linux Dedicated Servers. You will need to make Plesk to Update IP pool and need to re-read Ip for your server.

Force Qmail Process Queue: How to make qmail process outbound queue

Force qmail to Process Queue Instantly: How to force qmail to process the outbound queue immediately. Many website owners are tortured by an internet outage or DNS problems.