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Juniper QFX3500 - Installing, Maintaining, and Replacing Components
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P
ART
4
Inst
alling,
Maint
aining,
and
R
epl
acing
C
omponents
•
R
eplacing
Components
on
page
121
•
R
eplacing
T
r
ansceiver
s
and
Fiber-Optic
Cabl
es
on
page
133
•
R
emoving
the
Devic
e
on
page
143
119
Copyright
©
2017
,
Juniper
Network
s,
Inc.
138
140
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
About the Documentation
15
Documentation and Release Notes
15
Supported Platforms
15
Documentation Conventions
15
Table 1: Notice Icons
16
Table 2: Text and Syntax Conventions
16
Documentation Feedback
17
About the Documentation
17
Requesting Technical Support
18
Self-Help Online Tools and Resources
18
Opening a Case with JTAC
18
Overview
21
Chassis Components and Descriptions
21
Cooling System and Airflow
21
Power Supplies
21
Chapter 1 System Overview
23
System Overview
23
QFX3500 Device Overview
23
Hardware
24
SFP+ Access Ports
25
System Overview
25
Figure 1: QFX3500 Device Front
25
Figure 2: QFX3500 Device Rear
25
QSFP+ Uplink Ports
26
Figure 3: SFP+ Access Port Locations
26
Functionality
27
Figure 4: QSFP+ Uplink Port Locations
27
Power Supplies
27
Software
24
Understanding QFX Series Virtual Chassis
28
QFX Virtual Chassis Overview
28
QFX5110 Switches in a Virtual Chassis
29
QFX5100 Switches in a Virtual Chassis
30
QFX3500 and QFX3600 Switches in a Virtual Chassis
31
EX4300 Switches in a QFX Series Virtual Chassis
31
Understanding QFX Series Virtual Chassis Components
31
Virtual Chassis Ports (Vcps)
32
Maximum Switch Support
32
Master Routing Engine Role
33
Backup Routing Engine Role
33
Backup Routing Engine Role
34
Linecard Role
34
Member Switch and Member ID
35
Mastership Priority
36
Chapter 2 Chassis Components and Descriptions
37
Chassis Physical Specifications for a QFX3500 Chassis
37
Table 3: Physical Specifications for the QFX3500 Device Chassis
37
Field-Replaceable Units in a QFX3500 Device
38
Power Supplies
38
Table 4: Frus in a QFX3500 Device
38
Front Panel of a QFX3500 Device
39
Figure 5: QFX3500 Device Front Panel
39
Figure 6: QFX3500 Device Front
39
Rear Panel of a QFX3500 Device
40
Access Port and Uplink Port Leds on a QFX3500 Device
41
Figure 7: QFX3500 Device Rear Panel
41
Figure 8: Leds on the SFP+ Access Ports
41
Figure 9: Leds on the QSFP+ Uplink Ports
42
Table 5: Network Port Leds on SFP+ Access Ports on a QFX3500 Device
42
Chassis Status Leds on a QFX3500 Device
43
Figure 10: Chassis Status Leds on a QFX3500 Device
43
Table 6: Uplink Port Leds on QSFP+ Uplink Ports on a QFX3500 Device
43
Rear Panel of a QFX3500 Device
43
Management Board for a QFX3500 Device
44
Table 7: Chassis Status Leds on a QFX3500 Device
44
Figure 11: Management Board for a QFX3500 Device
45
Management Port Leds on a QFX3500 Device
46
Table 8: Airfow Direction in QFX3500 Management Boards
46
Figure 12: Management Port Leds on a QFX3500 Device
47
Table 9: Management Port Leds on a QFX3500 Device
47
Chapter 3 Cooling System and Airflow
49
Cooling System and Airflow for a QFX3500 Device
49
Figure 13: Fan Tray for a QFX3500 Device
49
Figure 14: Management Board for a QFX3500 Device
49
Figure 15: FRU-To-Port Airflow through the QFX3500 Chassis
50
Table 10: Airflow Direction in QFX3500 Device Models
50
Figure 16: Port-To-FRU Airflow through the QFX3500 Chassis
51
Figure 17: Label Identifying Airflow Direction on Power Supply Handle
51
Table 11: Airflow Direction in QFX3500 Device Frus
52
Fan Tray LED on a QFX3500 Device
53
Figure 18: Fan Tray LED in a QFX3500 Device
53
Table 12: Fan Tray LED in a QFX3500 Device
53
Chapter 4 Power Supplies
55
Figure 20: an Arrow Icon and AFI Label Identifying Airflow Direction on Power
56
Figure 21: a Fan Icon Identifying Airflow Direction on Power Supply Handle
56
Table 13: Airfow Direction in QFX3500, QFX3600, or QFX3600-I AC Power
56
DC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device
57
Figure 22: DC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device
57
Figure 23: DC Power Supply Faceplate
58
AC Power Supply Leds on a QFX3500, QFX3600, or QFX3600-I Device
59
Figure 24: Label Identifying Airflow Direction on Power Supply Handle
59
Table 14: Airflow Direction in QFX3500, QFX3600, and QFX3600-I Device DC
59
DC Power Supply Leds on a QFX3500, QFX3600, or QFX3600-I Device
60
Figure 25: AC Power Supply Leds on a QFX3500, QFX3600, or QFX3600-I
60
Table 15: AC Power Supply Leds on a QFX3500, QFX3600, or QFX3600-I
60
Figure 26: DC Power Supply Faceplate on a QFX3500, QFX3600, or QFX3600-I
61
Table 16: DC Power Supply Leds on a QFX3500, QFX3600, or QFX3600-I
61
Site Planning, Preparation, and Specifications
63
Power Supplies
55
AC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device
55
Figure 19: AC Power Supply in QFX3500, QFX3600, or QFX3600-I Devices
55
Chapter 5 Preparation Overview
65
Environmental Requirements and Specifications for a QFX3500 Device
66
General Site Guidelines
67
Preparation Overview
67
Table 18: QFX3500 Device Environmental Tolerances
67
Site Electrical Wiring Guidelines
68
Table 19: Site Electrical Wiring Guidelines
68
Planning a Virtual Chassis Fabric Deployment
69
Table 20: Deployment Checklist
69
Rack Requirements for a QFX3500 Device
71
Table 21: Rack Requirements for the QFX3500 Device
71
Cabinet Requirements for a QFX3500 Device
72
Table 22: Cabinet Requirements for the QFX3500 Device
72
Clearance Requirements for Airflow and Hardware Maintenance for a QFX3500
73
Device
73
Figure 27: Clearance Requirements for Airflow and Hardware Maintenance for
73
Preparation Overview
65
Site Preparation Checklist for a QFX3500 Device
65
Table 17: Site Preparation Checklist
65
Chapter 6 Power Specifications and Requirements
75
AC Power Specifications for a QFX3500 Device
75
Table 23: AC Power Specifications for a QFX3500 Device
75
AC Power Cord Specifications for a QFX Series Device
76
Table 24: AC Power Cord Specifications
76
DC Power Specifications for a QFX3500 Device
77
Grounding Cable and Lug Specifications for a QFX3500 Device
77
Table 25: DC Power Specifications for a QFX3500 Device
77
Chapter 7 Transceiver and Cable Specifications
79
Determining Interface Support for the QFX3500 Device
79
Cable Specifications for Console and Management Connections for the QFX
79
Series
79
Understanding QFX Series Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion
79
Cable Specifications for QSFP+ and QSFP28 Transceivers
80
Figure 28: QSFP+ Uplink Port Locations
80
Table 26: QSFP+ and QSFP28 Optical Module Receptacle Pinouts
81
Table 27: QSFP+ MPO Fiber-Optic Crossover Cable Pinouts
81
Signal Loss in Multimode and Single-Mode Fiber-Optic Cables
83
Table 28: Cable Specifications for Console and Management Connections for
83
Attenuation and Dispersion in Fiber-Optic Cable
84
Calculating the Fiber-Optic Cable Power Budget for a QFX Series Device
85
Calculating the Fiber-Optic Cable Power Margin for a QFX Series Device
85
Table 29: Estimated Values for Factors Causing Link Loss
86
Chapter 8 Pinout Specifications
89
Console Port Connector Pinout Information
90
Table 30: Console Port Connector Pinout Information
90
RJ-45 Management Port Connector Pinout Information
91
Table 31: RJ-45 Management Port Connector Pinout Information
91
Pinout Specifications
89
USB Port Specifications for the QFX Series
89
Initial Installation and Configuration
93
Chapter 9 Unpacking and Mounting the Device
95
Unpacking a QFX3500 Device
96
Table 32: Inventory of Components Supplied with a QFX3500 Device
96
Mounting a QFX3500 Device in a Rack or Cabinet
97
Before You Begin Rack Installation
97
Two Mounting Rails Procedure
98
Figure 29: Installing an Installation Blade in a Rack
99
Figure 30: Mounting the QFX3500 Device on Four Posts in a Rack Using a
99
Four Mounting Rails Procedure
100
Figure 31: Attaching a Mounting Rail to the QFX3500
100
Figure 32: Slide Mounting Rail Onto the Rear Mounting Blade
101
Unpacking and Mounting the Device
95
Installing and Connecting a QFX3500 Device
95
Chapter 10 Connecting the QFX3500 Device to Power
103
Connecting Earth Ground to a QFX3500 Device
104
Connecting AC Power to a QFX3500, QFX3600, or QFX3600-I Device
105
Figure 33: Connecting a Grounding Cable to a QFX3500 Device
105
Figure 34: Connecting an AC Power Cord to an AC Power Supply in a QFX3500
107
Figure 35: Connecting an AC Power Cord to an AC Power Supply in a QFX3600 or QFX3600-I Device
107
Connecting DC Power to a QFX3500, QFX3600, or QFX3600-I Device
108
Figure 36: DC Power Supply Faceplate for a QFX3500, QFX3600 or QFX3600-I
111
Figure 37: Securing Ring Lugs to the Terminals on the QFX3500, QFX3600 or QFX3600-I DC Power Supply
111
Chapter 11 Connecting the Device to the Network
113
Connecting a Device to a Network for Out-Of-Band Management
113
Connecting a Device to a Management Console by Using an
113
Figure 38: RJ-45 Connector on an Ethernet Cable
113
Connector
114
Figure 39: Connecting a Device to a Network for Out-Of-Band Management
114
Figure 40: RJ-45 Connector on an Ethernet Cable
114
Connecting QFX Series and EX Series Switches in a QFX Virtual Chassis
115
Figure 41: Connecting a Device to a Management Console through a Console
115
Figure 42: Connecting a Device Directly to a Management Console
115
Before You Start
116
Valid Configurations
116
Cabling QFX3500 Switches in a QFX5100 Virtual Chassis
117
Figure 43: QFX3500 Using the 40G Ports as the Vcps
118
Cabling QFX3600 Switches in a QFX Virtual Chassis
119
Figure 44: QFX3500 Using the 10G Ports as the Vcps
119
Cabling a Mixed QFX Virtual Chassis
120
Figure 45: QFX3600 Using the 40G Ports as the Vcps
120
Figure 46: QFX3500 and QFX3600 Mixed Using the 40G Ports as the Vcps
120
Figure 47: QFX3500 and QFX3600 Mixed Using both 40G Ports and 10G Ports
121
Figure 48: QFX5100 Master Connecting QFX3600 and QFX3500 Using 40G
121
Fabric
122
Figure 49: Mixed Mode QFX5100 VCF with QFX3500 and QFX3600 Leaf
123
Chapter 12 Performing Initial Configuration
125
Configuring a QFX3500 Device as a Standalone Switch
125
Adding a New Switch to an Existing QFX Series Virtual Chassis (CLI Procedure)
127
Configuring a QFX Series Virtual Chassis (CLI Procedure)
129
Chassis
131
Configuring a QFX Series Virtual Chassis with a Preprovisioned Configuration File
131
Configuring a QFX Series Virtual Chassis with a Nonprovisioned Configuration
131
File
131
Installing, Maintaining, and Replacing Components
139
Chapter 13 Replacing Components
141
Installing a Fan Tray in a QFX3500 Device
142
Removing a Fan Tray from a QFX3500 Device
143
Figure 50: Installing a Fan Tray in a QFX3500 Device
143
Installing a Power Supply in a QFX3500 Device
145
Figure 51: Removing a Fan Tray from a QFX3500 Device
145
Figure 52: Installing a Power Supply in a QFX3500 Device
146
Removing a Power Supply from a QFX3500 Device
147
Installing a Management Board in a QFX3500 Device
148
Figure 53: Removing a Power Supply from a QFX3500 Device
148
Figure 54: Installing a Management Board in a QFX3500 Device
149
Removing a Management Board from a QFX3500 Device
150
Figure 55: Removing a Management Board from a QFX3500 Device
151
Replacing Components
141
Installing and Removing QFX3500 Device Hardware Components
141
Chapter 14 Replacing Transceivers and Fiber-Optic Cables
153
Installing a Transceiver
153
Removing a Transceiver
155
Figure 56: Installing a Transceiver
155
Figure 57: Removing an SFP, SFP+, XFP, or a QSFP+ Transceiver
157
Connecting a Fiber-Optic Cable
158
Figure 58: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed
158
Disconnecting a Fiber-Optic Cable from a Device
159
Maintaining Fiber-Optic Cables
160
Chapter 15 Removing the Device
163
Powering off a QFX3500 Device
163
Removing a QFX3500 Device from a Rack or Cabinet
165
Chapter 16 Contactingcustomersupportandreturningthechassisor
167
Components
167
Returning a QFX3500 Device or Component for Repair or Replacement
167
Locating the Serial Number on a QFX3500 Device or Component
168
Listing the Chassis and Component Details Using the CLI
168
Locating the Chassis Serial Number ID Label on a QFX3500 Device
169
Locating the Serial Number ID Labels on FRU Components
169
Packing a QFX3500 Device or Component for Shipping
169
Figure 59: Location of the Serial Number ID Label on a QFX3500 Device
169
Packing a QFX3500 Device for Shipping
170
Packing QFX3500 Device Components for Shipping
171
Contacting Customer Support to Obtain a Return Materials Authorization for a QFX Series Device or Component
171
Part 5 Troubleshooting
173
Troubleshooting
173
Alarm Messages
175
Understanding Alarms
175
Table 33: Alarm Terms and Definitions
175
Chapter 17 Alarm Messages
175
Chassis Alarm Messages on a QFX3500 Device
176
Table 34: QFX3500 Chassis Alarm Messages
177
Interface Alarm Messages
179
Chapter 18 Restoring Junos os
181
Performing a Recovery Installation
183
Restoring Junos os
181
Creating an Emergency Boot Device
181
Safety and Compliance Information
187
Chapter 19 General Safety Guidelines and Warnings
189
Definitions of Safety Warning Levels
190
Qualified Personnel Warning
192
Warning Statement for Norway and Sweden
193
Chapter 20 Fire Safety Requirements
195
Chapter 21 Installation and Maintenance Safety Information
197
Installation Instructions Warning
197
Chassis Lifting Guidelines for a QFX3500 Device
198
Restricted Access Warning
198
Ramp Warning
200
Rack-Mounting and Cabinet-Mounting Warnings
200
Grounded Equipment Warning
204
Chapter 22 Radiation and Laser Warnings
207
Radiation from Open Port Apertures Warning
207
Laser and LED Safety Guidelines and Warnings for the QFX Series
208
Class 1M Laser Product Warning
208
Class 1M Laser Radiation Warning
209
Unterminated Fiber-Optic Cable Warning
209
Chapter 23 Maintenance and Operational Safety Warnings
211
Maintenance and Operational Safety Guidelines and Warnings
211
Battery Handling Warning
211
Jewelry Removal Warning
212
Lightning Activity Warning
213
Operating Temperature Warning
214
Product Disposal Warning
215
Chapter 24 Power and Electrical Safety Information
217
General Electrical Safety Guidelines and Warnings
217
Prevention of Electrostatic Discharge Damage
218
Figure 60: Placing a Component into an Antistatic Bag
219
Action to Take after an Electrical Accident
220
AC Power Electrical Safety Guidelines
220
AC Power Disconnection Warning
221
DC Power Electrical Safety Guidelines for Switches
222
DC Power Disconnection Warning
225
DC Power Grounding Requirements and Warning
226
DC Power Wiring Sequence Warning
227
DC Power Wiring Terminations Warning
229
Multiple Power Supplies Disconnection Warning
230
TN Power Warning
230
Chapter 25 Compliance
233
Compliance Statements for EMC Requirements for the QFX Series
234
Canada
234
European Community
235
Israel
235
Japan
235
Korea
235
United States
236
Nonregulatory Environmental Standards
236
Statements of Volatility for Juniper Network Devices
237
Compliance
233
Agency Approvals for the QFX Series
233
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