Chapter 9. Service Provider Architecture
This chapter provides an overview of how an ISP network is architected from a BGP perspective. You can view this entire chapter as a case study, with the initial section detailing the physical infrastructure, design guidelines, and base configuration templates.
A BGP communities-based policy architecture is defined. This BGP community design provides efficient route filtering based on prefix origination, flexible customer-defined routing policy, and QoS-based ...
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