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Broadband VPNs - Outsourcing ISP Services to Cable TV and xDSL Providers

Broadband VPNs - Outsourcing ISP Services to Cable TV and xDSL Providers. Bruce Perlmutter Bay Networks Corporate Systems Engineering. New ISP Markets. Tunneling Overview. IPsec. IP Security, derived from IPv6

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Broadband VPNs - Outsourcing ISP Services to Cable TV and xDSL Providers

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  1. Broadband VPNs - Outsourcing ISP Services to Cable TV and xDSL Providers Bruce Perlmutter Bay Networks Corporate Systems Engineering

  2. New ISP Markets

  3. Tunneling Overview

  4. IPsec • IP Security, derived from IPv6 • Packets can have AH (Authentication Header) and ESP (Encapsulating Security Payload) • AH authenticates each packet - data integrity • ESP provides privacy - DES (56-bit) or Triple DES (112-bit) • Tunnel mode provides private addressing and doesn’t require IPsec between end nodes

  5. PPTP - Indian Outhouse

  6. PPTP • Point-to-Point Tunneling Protocol • Developed by Microsoft • Uses 40 or 128-bit RC4 encryption • Well integrated into Windows 95 and NT • Well integrated into NT Domains • 3rd party implementations available

  7. User Screen

  8. End User Network Properties

  9. Configuring Tunnels

  10. Tunnel Attributes

  11. Solution Overview

  12. Win-Win-Win • End Users • High Speed Internet Access • Service Selection • Quality through Competition • ISP • New Subscriber base without large Infrastructure investment or management • Works with all xDSL and Cable modem architectures • Network Access provider • New Revenue source without understanding ISP business • Standards based VPN solution with a future • Simple provisioning and management requirements.

  13. Questions or Comments Contact:Bruce_Perlmutter@BayNetworks.com for a copy of these slides or a white paper on this topic

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