1. 1 Copyright © 2002 ACNielsen a VNU company IP PBX System Overview & Benefits

2. 2 Copyright © 2005 ACNielsen a VNU company How It Works – IP PBX & SIP phones SIP phones IP PBX server – talks SIP

3. 3 Copyright © 2005 ACNielsen a VNU company How It Works – PSTN lines VOIP Gateway PSTN lines through: VOIP Service Provider

4. 4 Copyright © 2005 ACNielsen a VNU company Benefits for the Business Owner Lowers call costs! – Use VoIP for international calls Calls between branch offices are FREE Lower up front cost of PBX Less expensive to buy & run Eliminate vendor lock in Cheaper to expand & add features Increased productivity of employees Offer employees mobility Retain staff and leverage staff in different locations

5. 5 Copyright © 2005 ACNielsen a VNU company IP PBX Benefits for the User Mobility – Use extension from anywhere Increase productivity Integration with Outlook, CRM – agents can make up to 30 more calls per week Manage phone from Windows Easy to setup call forwarding, conferencing etc. Presence eliminates phone tag Saves several hours per week

6. 6 Copyright © 2005 ACNielsen a VNU company IP PBX Benefits for IT Staff Adding and moving extensions easier Less time explaining how to use a phone Easy, web based administration Easier to manage Software, not a proprietary black box

7. 7 Copyright © 2005 ACNielsen a VNU company IT Staff Benefits Quantified Each add, move takes 2 hours LESS -4.7 hours LESS support Per week / IT employee -4.7 hours LESS administration Per week from “Productivity and the IPC Business Case” Sage Research Inc.