Chapter 2. Why Change Current Networks? A Need for Change

The campus network itself has not changed dramatically over the past decade. Although technologies like Virtual Switching System (VSS) and virtual PortChannel (vPC) have been introduced to eliminate the need for Spanning Tree Protocol (STP), many campus networks still implement Spanning Tree Protocol, just to be safe. A similar statement can be made on the design itself; it has not changed dramatically. Some might even state that the campus network is quite static and not very dynamic. Then why would today’s campus network need to transform to Intent-based? There are some drivers that force the campus network to change. This chapter describes some of these major drivers and covers the ...

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