The slides from this webcast explain how you can save money and increase productivity by optimizing your WAN bandwidth.

1. Optimizing Your WAN Bandwidth Has Immediate ROI Lower Bandwidth Cost, Get More for Your Dollars and Greater Productivity Tony Lapolito, VP of Marketing & Product Management

9. Imagine… You paid for this…

10. Imagine… You paid for this… You got this…

12. WAN Performance

13. Theoretical Times to Transmit 1 Hour of Content Network speed CD 1.5Mb/s DVD 5Mb/s MPEG2 50Mb/s Std Def 270Mb/s High def 1.2Gb/s 128Kb/s 12 hrs 39 hrs 16 days 88 days 13 mth 1.5Mb/s 1 hour 3 hrs 33 hrs 8 days 33 days 10Mb/s 9 min 30 min 5 hrs 27 hrs 5 days 100Mb/s 1 min 3 mins 30 min 2hr42m 12 hrs 400Mb/s 14 sec 45 sec 8 min 40 min 3 hrs 1Gb/s 5 sec 18 sec 3 mins 16 min 72 min

14. Theoretical Times to Transmit 1 Hour of Content Network speed CD 1.5Mb/s DVD 5Mb/s MPEG2 50Mb/s Std Def 270Mb/s High def 1.2Gb/s 128Kb/s 12 hrs 39 hrs 16 days 88 days 13 mth 1.5Mb/s 1 hour 3 hrs 33 hrs 8 days 33 days 10Mb/s 9 min 30 min 5 hrs 27 hrs 5 days 100Mb/s 1 min 3 mins 30 min 2hr42m 12 hrs 400Mb/s 14 sec 45 sec 8 min 40 min 3 hrs 1Gb/s 5 sec 18 sec 3 mins 16 min 72 min

19. Comparison of Signiant to TCP

22. Impact of Latency on Throughput and Cost Network speed Price / Month Price / Mb/s Price / Mb/s with 72ms latency Performance (Mb/s) “ Wasted Bandwidth” Mb/s “ Wasted Dollars” or the Value of WAN Acceleration 45Mb/s (DS3) $ 5,000 $111 $769 6.0 39 $4,278

23. Impact of Latency on Throughput and Cost Price / Mb/s Price / Mb/s with 72ms latency Performance (Mb/s) “ Wasted Bandwidth” Mb/s “ Wasted Dollars” or the Value of WAN Acceleration 1.5Mb/s (T1) $ 300 $200 $200 1.5 - $0 10Mb/s $ 1,500 $150 $231 6.0 4 $525 45Mb/s (DS3) $ 5,000 $111 $769 6.0 39 $4,278 100Mb/s $ 7,500 $75 $1,154 6.0 94 $7,013 155Mb/s (OC3) $ 10,000 $65 $1,538 6.0 149 $9,581 1Gb/s $ 25,000 $25 $3,846 6.0 994 $24,838

24. Measuring ROI

25. Case Study: International Distribution of Content Link Bandwidth (Mb/s) Latency (ms) Bandwidth Throughput (Mb/s) With Signiant (Mb/s) LA-Primary 250 Ave. 225 10 237 London 45 200 2.5 42.75 Berlin 45 220 2 42.75 Sydney 45 250 1.8 42.75 Melbourne 45 250 1.8 42.75 Singapore 45 250 1.8 42.75

26. Case Study: International Distribution of Content Fixed Investment Payback Period Marginal Cost Savings Investment: Content Distribution Management Cost Hardware $20,000 Software / Maintenance $144,000 Implementation $50,000 Total Fixed Investment $214,000 Payback Period Cost Fixed Investment $214,000 Marginal Cost Savings (Monthly) $38,209 Payback Period 5.6 Link Bandwidth Throughput (Mb/s) "Wasted+ Bandwidth Cost / Month Los Angeles 10 $14,367 London 2.5 $4,708 Berlin 2 $4,766 Sydney 1.8 $4,789 Melbourne 1.8 $4,789 Singapore 1.8 $4,789 Total Monthly Wasted Bandwidth=Marginal Cost Savings $38,209

27. Case Study: International Distribution of Content Reduce Bandwidth Expenditure Annual Cash Savings = $330,000 Increased Performance by 5X Link Bandwidth (Mb/s) Bandwidth Throughput (Mb/s) Bandwidth Cost / Month New Service with Signiant (Mb/s) New Service with Signiant (Mb/s)2 Additional BW (Mb/s) Improved BW (%) Improved BW Value LA-Primary 250 10 $15,000 45 $5,000 35 450% $3,889 London 45 2.5 $5,000 10 $1,500 7.5 400% $1,125 Berlin 45 2 $5,000 10 $1,500 8 500% $1,200 Sydney 45 1.8 $5,000 10 $1,500 8.2 556% $1,230 Melbourne 45 1.8 $5,000 10 $1,500 8.2 556% $1,230 Singapore 45 1.8 $5,000 10 $1,500 8.2 556% $1,230 Current Bandwidth Cost $40,000 New Bandwidth Cost $12,500 Performance Improvement 5.0 $9,904 Monthly Bandwidth Savings $27,500 Total Incremental Value $37,404 Annual $330,000 Payback Period Cost Fixed Investment $214,000 Marginal Cost Savings (Monthly) $37,404 Payback Period 5.7

29. Case Study: WAN Collaborative Production Fixed Investment Payback Period Marginal Cost Savings Investment: Content Distribution Management Cost Hardware $15,000 Software / Maintenance $60,000 Implementation $12,000 Total Fixed Investment $87,000 Payback Period Cost Fixed Investment $87,000 Marginal Cost Savings (Monthly) $37,106 Payback Period 2.3 Link Bandwidth Throughput (Mb/s) "Wasted Bandwidth Cost / Month Los Angeles 45 $18,553 New York 45 $18,553 Total Monthly Marginal Cost Savings $37,106

31. For More Information Go To: www.signiant.com