Test and Fix SQL Connectivity

After server and workstation reboots, a database application that I use every day would not start. It displayed this message: SQL Server does not exist or access denied

3CX Modifies Windows Hosts File

A Windows Server 2012R2 Essentials machine was returning strange results when I did a DNS query from PowerShell. I traced it back to modifications that 3CX version 14 had made …