1. Virtual Private Network (VPN) Its Place in a Lottery’s Communication Portfolio Leslie Vang, Deputy Director IT, SCEL

2. Communication Technologies Dialup POTS DDS – Digital Data Service Dialup VPN – Virtual Private Network DSL VPN – Digital Subscriber Line DSL - Wireless Modems

3. Timeline

4. Network January 7, 2002 Total network consists of approx: >2200 dial-up 0 dedicated digital circuits 0 Dial up VPN 0 DSL VPN 0 DSL 0 Wireless

5. VPN Faster to install Faster line, higher bandwidth Multiple Sources in SC –Local Exchange Carrier –Internet Service Provider Inside Wiring Cost

6. What is a Virtual Private Network? Commercial communication network Utilizes the Internet as its backbone HW & SW create “private tunnel” Isolate our traffic from general Internet traffic through encryption Communication only between nodes in SCEL network

7. VPN Benefits Rapid and Easy Deployment to Retailers Secure point-to-point communication Reliable –Route diversification –Redundancy into Data Centers –Terminals connect through Multiple ISPs –Self Healing via lower baud rate or reconnection IP family of protocols supports other services Cost Effective, Available Statewide Virtual Private Networking

8. Network March 7, 2002 Total network consists of approx: 958 Dial-up POTS 842 dedicated digital circuits 1810 Dial-up VPN connections 0 DSL 3 Wireless Events VPN managed by BellSouth approximately 60% of VPN connections provided by BellSouth approximately 40% of VPN connections provided by independent LECs and ISPs.

9. Network Future 2003 Total network consists of approx: 279 Dial-up POTS 739 Dedicated digital circuits 1114 Dial-up and DSL VPN connections 1300 DSL connections 9 Wireless Events

10. SCEL Portfolio Future Track costs, problems - understand trends Implement communication with best technology fit and least cost Monitor portfolio, adjust technology as we see fit Keep on the lookout for new technologies with lower cost and low maintenance