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MPLS and Next-Generation Networks: Foundations for NGN and Enterprise Virtualization by Azhar Sayeed, Monique Morrow

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Chapter 6. Remote Access and IPSec Integration with MPLS VPNs

Corporate virtual private networks (VPN) must not only provide secure site-to-site connectivity, but must also integrate remote access technologies for dial, DSL, and cable users of the VPN networks. Enterprise customers cannot just outsource wide-area network (WAN) connectivity to manage only remote access connections for corporate remote users. A decision to outsource for enterprise managers can also mean considering the outsourcing of remote access connectivity, including managing virtual home gateways and subscriber management.

From a service provider (SP) point of view, it is only a natural progression to offer remote access connectivity to users of corporate VPNs. For example, ...

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