Internet Routing Architectures, Second Edition

Chapter 12. Configuring Effective Internet Routing Policies

This chapter covers the following key topics:

• Symmetry, redundancy, and load balancing— Configuration examples for dynamically and statically learned defaults, multihoming to single and multiple providers, load balancing, and customers sharing a backup link.

• Following defaults inside an AS— Configuration examples for setting defaults in a variety of architectures. This section examines a particular routing problem assuming a variety of different IGPs.

• Policy routing— A configuration example for routing based on source rather than destination.

• Route reflectors— A practical example of using route reflectors in conjunction with peer groups.

• Confederations— A practical example ...