The Server is a Dell T20 with 24 GBs of RAM. There are four VMs running:
- pfSense Firewall with a passthru two interfaces NIC
- Windows Server 2012R2 Server as Domain controller
- FreePBX as VOIP Server
- CentOS7 as Server having a IBM 1015 controller and 4 x 2 TB Disk (Software) Raid and also a 10GBs Fibre card, connected (iSCSI) to an old HP Box also running CentOS7.