“Giving Voice to 4G” Gartner Dataquest Akshay Sharma Research Director Option 2. Intro Title Page “Giving Voice to 4G”  Gartner Dataquest Presenter – Please download the latest CNI Market Insight Catalog document which details latest and upcoming research. Provide to prospect. Akshay Sharma Research Director Sept. 2009

Panel Akshay Sharma (Moderator) Research Director - Carrier Network Infrastructure, Converged Infrastructure Gartner Don Troshynski Technical Director Acme Packet Mehmet Balos CMO GenBand

Comments How do you do Voice over LTE ? Leave it 2G (CDMA, GSM, etc.), VoLGA/UMA, VoIP – IMS, VoIP – non-IMS, Partnering with Over-the-top providers? VoIP SIP Trunking ?   The Tin Can Telephone

Comments How do you do Voice over WiMAX ? Is FMC needed with Wireline/Cellular ? VoIP – IMS, VoIP – non-IMS, Partnering with Over-the-top providers? VoIP SIP Trunking ?   The Tin Can Telephone

Verizon IMS Architecture Verizon Business Verizon IMS Architecture Subscriber Data AS Subscriber Data AS Subscriber Data AS … Subscriber Data AS Shared Billing Services Access Network #1 Network Policy Policy and QoS Control Shared Media Resources Service Orchestration Decomposed Access Functions UE Decomposed Access Functions Session Management VoIP Peering Partner’s Network UE Verizon IP/MPLS Network Access Network #2 Network Routing Subscriber Data Transit Routing Subscribers to Verizon IMS-based Services IMS “Core” Decomposed Access Functions MGCF IM-MGW IM-MGW PSTN Wholesale Customers Page 5 11/30/2018 4:37 AM

Newer Opportunities for LTE/WiMAX and IMS LTE/WiMAX will require regulatory features such as Legal Intercept and Emergency Services for multimedia in both the wireless and wireline space, along with Mobile IP solutions (Foreign Agent and Home Agent) LTE/WiMAX will require carrier hosted solutions that promise future convergence with VoIP, IPTV, with Presence and Location-based services, which IMS: IP Multimedia Subsystems coupled with applications servers can provide. Additionally LTE/WiMAX will require the following which are provided by applications servers: ENUM User authentication Peer-to-peer video sharing Voice call continuity to alternate access methods Push to talk Rich Communication Suite

Panel Questions What are the architecture and infrastructure choices for incumbent and greenfield mobile operators for voice services? Where should service providers locate session-oriented service delivery intelligence and control—in the core or the edge? What’s right and wrong about each approach? What are the requirements for secure and interoperable wireless services? Does IMS deliver all that's necessary? What additional issues must be considered for FMC and blended wireless-wireline access networks? What are the optimal technology choices relative to product availability, cost, functionality and scalability in terms of performance and capacity?