Summary
Remote access to an MPLS VPN supports many different access technologies. These include PSTN and ISDN dial-in and dial-out, all DSL encapsulation modes, and cable access using a DOCSIS-1.0 compliant network. By centralizing configuration and addressing functions on service provider or customer AAA/DHCP servers, a highly scalable remote access solution can be built. In addition, many features have been introduced or enhanced in Cisco IOS to provide VRF-aware support, including ODAPs, per-VRF AAA, DHCP Relay—VPN Support, and VPN-ID among others. The use of these features and the architectures described throughout this chapter allows a service provider to build a single remote access infrastructure that many customers can share. Remote access ...
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