... networks n3 and n4. Internet Routing Architectures, Second Edition page 98 Looking Ahead The Border Gateway Protocol has defined the basis of routing architectures in the Internet. The segregation ... about using BGP inside the AS. Internet Routing Architectures, Second Edition page 99 A— Think of BGP inside the AS (IBGP) as a tunnel through which routing information flows. If your AS ... Edition: Bridges, Routers, Switches, and Internetworking Protocols (Boston, Mass.: Addison-Wesley Longman, Inc., 1999) 7. Moy, John. OSPF: Anatomy of an Internet Routing Protocol (Boston, Mass.:...