Cisco ASR1006 Configuration Guide - Page 235

Broadband Scalability and Performance The infrastructure of a service provider must be capable of supporting the services that an enterprise customer or Internet service provider (ISP) wants to offer its subscribers. The service provider must also be able to scale up to an expanding subscriber base. You can configure the Cisco ASR1000 Series Routers for high broadband scalability. Finding Feature Information in This Module Your software release might not support all the features documented in this module. For the latest feature information and caveats, see the release notes for your platform and software release. To find information about the features documented in this module, and to see a list of the releases in which each feature is supported, see the "Feature Information for Broadband Scalability and Performance" section on page 12. Use Cisco Feature Navigator to find information about platform support and Cisco software image support. To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn. An account on Cisco.com is not required. Contents This guide provides information about the following topics: • PPP Sessions and L2TP Tunnel Scaling, page 2 • IP Sessions Scaling, page 3 • Layer 4 Redirect Scaling, page 4 • Configuring the Cisco ASR 1000 Series Router for High Scalability, page 4 • Using the cisco-avpair="lcp:interface-config" RADIUS Attribute, page 7 • Walk-by User Support for PWLAN in ISG, page 9 Americas Headquarters: Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA