SIP trunking is an open standard that allows voice traffic to be carried over an IP network instead of traditional phone lines. It offers cost savings of up to 70% over TDM systems by eliminating multiple local loops and fees. Broadvox is a leading SIP trunking provider that offers interconnections via Gigabit Ethernet and other protocols across its coast-to-coast private IP network. It provides 24/7 network operations and supports over 17 million minutes of traffic daily.

1. David Byrd Vice President of Marketing and Product Management SIP Trunking for SMBs and Enterprises Ideas and Tools for Growth

2. A Replacement for POTS and Voice T1s SIP Trunking Session Initiation Protocol - an open industry standard built on Internet standards. SIPs openness allows an ITSPs voice equipment to interoperate with enterprise voice equipment over an IP Communications network. The voice channel between them is known as a SIP Trunk. SIP is text oriented and real-time.

3. SIP Trunking on the Fast Track TDM PBX sales declined 22% in worldwide revenue in 2006; IP PBX phone system sales grew 18% in 2006 - Infonetics Research 11.1 million IP lines were shipped worldwide, comprising more than 80% of total shipments - In-Stat By 2008, 55%of all PBX’s will be IP-enabled - Synergy Research Worldwide IP PBX to grow 33% by 2010 - AMI Partners Shipments of TDM CPE most likely to cease altogether by 2010 - Gartner

4. Value Proposition: VARs, Distributors Increased Profits for VARs Sell more of your core products and services Receive a greater share of client’s spend Establish client reliance (stickiness/loyalty) Reduce labor cost – shorter installation time, fewer MACs and site visits Reduce customer acquisition costs Faster deployments mean clients billed sooner and commissions are paid quicker

5. Value Proposition for End Users Utilize legacy TDM CPE by deploying an IP gateway Achieve Real-Time Communication: Video, IM and Presence Inherently scalable with geographical distribution and business continuity options inherent in the solution Faster Time to Deploy with our BYOB Certification Option Extensive savings (up to 70%) over traditional TDM Reduce costs by eliminating multiple local loops Optimize LAN/WAN through Converged Service Architecture Lower soft costs associated with multiple provider model Fewer miscellaneous fees than legacy TDM carriers

6. Broadvox Overview Wholesale SIP Origination and Termination Carrier Internet Telephony Service Provider Leading SIP Trunking Provider Coast-to-coast Private IP Network Los Angeles New York Miami Seattle Dallas Denver Chicago Atlanta

7. Broadvox Network Elements Available Interconnections: Gigabit Ethernet Fast Ethernet (MPLS supported) SS7/ISDN xDS3, OC3 Public Internet High Capacity Switching Infrastructure Protocols: SIP, MGCP Codecs: G.711, G.729a, G.723 Fax: T.38 w/ G.711 Fallback Adtran Sonus Alcatel-Lucent Cisco Sylantro Sun Microsystems NexTone Juniper Networks Telica

8. Network Operations Center Staffed 24 x 7 x 365 Supports over 17 million minutes of traffic per day Provides required network reliability Provides carrier grade quality of service

9. Interoperability – Certified with more OEMs than other ITSPs ShoreTel Objectworld Allworx Vertical 3CX Epygi Grandstream Ingate Vertico Software Panasonic Samsung Certified Cisco Avaya Digium/Asterisk Self Certified Nortel Mitel Fonality Dialexia Tadiran PBXnSIP Microsoft Voiceroute Technalign The Amanda Company In Lab

10. Typical Savings of up to 70%! Unlimited Local Calling Lower Long Distance and Toll-free Local Number Portability Business Continuity/Disaster Recovery Load Balancing across Multiple Locations Seamless Geographical Scalability E911 and 411 DID Blocks Available SIP Trunking Features and Benefits!

11. Complete your IP PBX offering with Offer a complete solution Increased sales and profits Receive lead generation support Commission residuals of up to 20%!