Primer Within every customer, provider and transport network, there exists a host of applications that collect, disseminate and make decisions so that application services can communicate. These applications are also known as routing protocols and are at the core of how the Internet functions. The most common routing protocols used today include: Border Gateway Protocol (BGP) 1, Open Shortest Path First (OSPF)2 and IS-IS (Intermediate System - Intermediate System) 3.
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Gary Berger

Developer, Engineer, Father, Musician

Principal Engineer

United States