1. Surftime Industry Forum 21/12/99

2. OFTEL Internet Forum BT SurfTime BT Announcement on 7 December Possibilities from new Network Approach NTS remains for traditional approach Further details from:- –John Strutt (BT Products & Solutions) –Dave Hughes (BT Products & Solutions) –Nigel Scott (BT Wholesale Services and Solutions)

3. IP Backbone PSTN User Surftime Internet Backbone ISP OLO/ ISP Participating ISP’s Wholesale BTClick ISP.net Dial IP DLE Interconnect ISP Dial IP “Interconnect”

4. Internet/IP Access RCUDMSU DLE OLO Switch Gateway Modems Internet & IP ISP POC User The Internet Gateway Modems Internet & IP

5. OLO Future options RCUDMSU DLE ISP POC User OLO Switch Gateway Modems The Internet Gateway Modems Internet & IP DSL 1 Concentrator grooming 2 DSL 3 Tunnelled I/C Internet & IP 1 2 3

6. DLE Gateway Modems IP Backbone DLE Gateway Modems DLE Gateway Modems DLE Gateway Modems DLE Gateway Modems DLE Gateway Modems DLE Gateway Modems Home Gateway Home Gateway Home Gateway ISP/OLO Dial IP Current Architecture

7. IP Backbone DLE Gateway Modems IP Backbone DLE Gateway Modems DLE Gateway Modems DLE Gateway Modems DLE Gateway Modems DLE Gateway Modems DLE Gateway Modems ISP/OLO Suggested Dial IP “Interconnect” Solution IP Backbone Home Gateway

8. INTERNET CALL HANDLING Nigel Scott Business Development Manager Voice & Access BT Wholesale Services & Solutions

9. INTERNET CALL HANDLING Current Arrangements NTS Calls handed off at DMSU’s Into Narrowband Switches Pence Per Minute Charging

10. INTERNET CALL HANDLING Moving Ahead “SurfTime Unlimited” Calls handed off at DLE’s Connecting into IP Gateway Switches Flat Rate Charging For Relevant Calls Pence Per Minute For “Outside Time” Calls “SurfTime “Pay As You Go”: Calls Routed As NTS Pence Per Minute Charging

11. INTERNET CALL HANDLING Surf Preparation Existing NTS Unaffected Contract Prices DLEs Existing Interfaces Available New Switch?

12. INTERNET CALL HANDLING “SurfTime” Pricing Principles (1): BT SurfTime Retail Price Set By BT Flat Fee Amount For BT Per Package, ppm Where ppm Charged To Retail Customer Based On NCC Charges & Other Costs Of Origination Remainder Passed To Operator Reviewed Quarterly Operator Pays For Links

13. INTERNET CALL HANDLING Inbound (to BT) Pricing Principles (2): Retail Price Set By Originating Operator Flat Fee Payment To BT For Each Package, ppm Where ppm Charged To Retail Customer Based On NCC Charges & Other Termination Costs Reviewed Quarterly BT Pays For Links