Juniper QFabric QFX3000-G Hardware Documentation page 21

List of Figures
Part 1
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Copyright © 2018, Juniper Networks, Inc.
Overview
QFX3000-G QFabric System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Figure 1: Legacy Data Center Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Figure 2: QFX Series QFabric System Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 3: QFabric System Hardware Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 4: External Routing Engine Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Figure 5: Clos Switching for QFX3008-I Interconnect Devices . . . . . . . . . . . . . . . . 15
Figure 6: QFX3008-I Data Plane and Control Plane Connections . . . . . . . . . . . . . 16
Figure 7: QFX3600-I Data Plane and Control Plane Connections . . . . . . . . . . . . . . 17
Figure 8: QFX5100-24Q Data Plane and Control Plane Connections . . . . . . . . . . . 17
Figure 9: QFX3500 Data Plane and Control Plane Connections . . . . . . . . . . . . . . 19
Figure 10: QFX3600 Data Plane and Control Plane Connections . . . . . . . . . . . . . 20
Figure 11: QFX5100 Data Plane and Control Plane Connections . . . . . . . . . . . . . . 20
QFX3100 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 12: QFX3100 Director Device Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 13: QFX3100 Director Device Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 14: QFX3100 Director Device Front Panel View . . . . . . . . . . . . . . . . . . . . . . 30
Figure 15: QFX3100 Director Device Rear Panel View . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 16: Airflow Through the QFX3100 Director Device . . . . . . . . . . . . . . . . . . . . 32
Figure 17: Network Module in a QFX3100 Director Device . . . . . . . . . . . . . . . . . . . . 33
Figure 18: Fan Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 19: AC Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
QFX3008-I Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 20: QFX3008-I Interconnect Device Front . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 21: QFX3008-I Interconnect Device Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 22: Chassis Status LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 23: QFX3008-I Interconnect Device Front . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Figure 24: Location of Bottom and Side Fan Trays . . . . . . . . . . . . . . . . . . . . . . . . . 49
Figure 25: Location of Top Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Figure 26: Airflow Through the Front Card Cage and Powerhouse . . . . . . . . . . . . . 51
Figure 27: Airflow Through the Rear Card Cage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Figure 28: 16-Port QSFP+ Front Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Figure 29: Control Board in a QFXC08 Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Figure 30: Rear Card in a QFX3008-I Interconnect Device . . . . . . . . . . . . . . . . . . 56
Figure 31: AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Figure 32: Single-Phase Wiring Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Figure 33: Three-Phase Wiring Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
QFX5100 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
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