2. VoIP: Where We’re Going,
Where We’ve Been E-01
Rich Birckbichler
VP Sales
Versatel Networks

3. By 2007 85% of all cell phones sold will be dual mode.
Where we are Going………………Universal Communications
Local
PSTN
Class 5
Wi-Fi
VoIP
VoIM
IP becomes Social Collaboration interface
Customer can seamlessly moves calls between Wi-Fi / VoIM / VoIP / PSTN, and cellular networks
Cellular network never takes control of the call
Auto Leap..QoS triggered Leap
Can be one number/ one voice mail
By % of all cell phones sold will be dual mode.

4. Where we are Going…Core/Satellite Options
Configuration
PBX/Keysystem
IAD
Out-of-Region Area - 1
Local
PSTN
Class 5
VoIP Termination
Carriers
PSTN
Tandem
Core
Configuration
Remote
PSTN
Class 5
Satellite
Configuration
PBX/Keysystem
IAD
Out-of-Region Area - 2
Regional traffic stays in region
Avoids backhauling
LD routed to maximize profitability
Ability to maintain Access/Termination fees
Backhauled cost reduced via IP
Local Gateway Utilized for pure LD plays

5. Where we are now…IP VoIP and Transport
Network Engineering is critical for VoIP to deliver expected QoS to subscriber