On the Way to VoIP

I need a place to collect all my posts regarding my migration to VoIP. As you peruse them remember that this is a history. Some of the topics/issues are no longer pertinent.

On the Way to VoIP - Part 1 - Overview
On the Way to VoIP - Part 2 - Smartphone Client App
On the Way to VoIP - Part 3 - E911
On the Way to VoIP - Part 4 - Quality of Service
On the Way to VoIP - Part 5 - DNS Servers
On the Way to VoIP - Part 6 - Cable Modem
On the Way to VoIP - Part 7 - Router
On the Way to VoIP - Part 8 - Porting
OBi OMG - Ring Master Service
Deja Vu All Over Again - Google and Obihai
On the Way to VoIP - Follow-Up
Google Voice Call Screening