CHAPTER 1
QFX3000 QFabric Switch Overview
•
QFabric System Overview on page 3
•
Understanding the QFabric System Hardware Architecture on page 7
•
Understanding QFX3000-G QFabric System Hardware Configurations on page 10
•
Understanding the Director Group on page 11
•
Understanding Routing Engines in the QFabric System on page 12
•
Understanding Interconnect Devices on page 14
•
Understanding Node Devices on page 17
•
Understanding Node Groups on page 19
QFabric System Overview
The architecture of legacy data centers contrasts significantly with the revolutionary
Juniper Networks data center solution.
This topic covers:
•
Legacy Data Center Architecture on page 3
•
QFX Series QFabric System Architecture on page 5
Legacy Data Center Architecture
Service providers and companies that support data centers are familiar with legacy
multi-tiered architectures, as seen in Figure 1 on page 4.
3Copyright © 2012, Juniper Networks, Inc.