Gotcha.
We're on FreePBX 12.0.65 "FreePBX Distro"
Hardware is:
Hyper V 2012 R2 Virtual Machine w/ the CentOS integration services installed
4GB RAM, 2 Dedicated CPU Cores
Cisco ASA 5510 HA Cluster is VPN "server"
Various sites are setup with site to site VPN via Cisco ASA or SonicWall TZ 100,105,etc.