Home
Juniper
Switch
EX4550
Hardware Guide
Page 23 (Overview)
Juniper EX4550 - Overview; System Overview; Cooling System and Airflow
330 pages
Manual
Save Page as PDF
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
P
ART
1
Ov
ervie
w
•
S
ystem
Overview
on
page
3
•
Chassis
Components
and
Descriptions
on
pag
e
17
•
Cooling
Syst
em
and
Airfl
ow
on
page
35
•
P
ower
Supplies
on
pag
e
41
•
Vie
wing
S
yst
em
Inf
ormation
on
page
49
1
Copyright
©
2015,
Juniper
Netw
orks,
Inc.
22
24
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
About the Documentation
17
Documentation and Release Notes
17
Supported Platforms
17
Documentation Conventions
17
Table 1: Notice Icons
18
Table 2: Text and Syntax Conventions
18
Documentation Feedback
19
About the Documentation
19
Requesting Technical Support
20
Self-Help Online Tools and Resources
20
Opening a Case with JTAC
20
Overview
23
System Overview
23
Cooling System and Airflow
23
Chapter 1 System Overview
25
System Overview
25
EX4550 Switches Hardware Overview
25
EX4550 Switches First View
26
Software
26
Figure 1: Front Panel of an EX4550-32F Switch
27
Figure 2: Front Panel of an EX4550-32T Switch
27
Figure 3: Rear Panel of an EX4550 Switch
27
Table 3: Optional Modules in EX4550 Switches
28
Virtual Chassis
28
Fan Modules
29
Power Supplies
29
Components on the EX4550 Switch
30
Figure 4: Components on the Front Panel of an EX4550-32F Switch
30
EX4550 Switch Models
31
Figure 5: Components on the Front Panel of an EX4550-32T Switch
31
Figure 6: Components on the Rear Panel of an EX4550 Switch
31
Table 4: EX4550 Switch Model Number, Shipped Components, and Supported
32
Identifying EX4550 Switch Models
34
EX4550 Switch Hardware and CLI Terminology Mapping
35
Table 5: CLI Equivalents of Terms Used in the Documentation for EX4550
35
Table 8: Expansion Modules in EX4550 Switches
36
Optional Modules
27
System Overview
27
Chapter 2 Chassis Components and Descriptions
39
Chassis Physical Specifications for EX4550 Switches
39
Table 6: Physical Specifications of the EX4550 Switch Chassis
39
Field-Replaceable Units in EX4550 Switches
40
LCD Panel in EX4550 Switches
41
LCD Panel Modes
41
Chassis Components and Descriptions
41
Figure 7: LCD Panel in EX4550 Switches
41
LCD Panel Menus
42
Chassis Components and Descriptions
43
Table 7: LCD Panel Menu Options in EX4550 Switches
43
Expansion Modules in EX4550 Switches
45
Figure 10: 2-Port QSFP+ Expansion Module
46
Figure 8: 8-Port SFP+ Expansion Module
46
Figure 9: 8-Port 10GBASE-T Expansion Module
46
Figure 11: Leds on an SFP+ Expansion Module
47
Figure 12: Leds on a 10GBASE-T Expansion Module
47
Figure 13: Leds on a QSFP+ Expansion Module
47
Table 9: Expansion Module Status LED
48
Virtual Chassis Module in EX4550 Switches
48
Figure 15: Virtual Chassis Module LED
49
Chassis Status Leds in EX4550 Switches
50
Figure 16: Chassis Status Leds in an EX4550 Switch
50
Table 10: Virtual Chassis Module LED
50
Table 11: Chassis Status Leds in an EX4550 Switch
50
Figure 17: Leds on the Management Port on an EX4550 Switch
51
Management Port Leds in EX4550 Switches
51
Figure 18: SFP+ Network Port and SFP+ Expansion Module Port Leds
52
Network Port and Expansion Module Port Leds in EX4550 Switches
52
Table
52
Table 12: Link/Activity LED on the Management Port on an EX4550 Switch
52
Table 13: Status LED on the Management Port on an EX4550 Switch
52
Figure 19: 10GBASE-T Ethernet Network Port and 10GBASE-T Expansion Module
53
Figure 20: QSFP+ Expansion Module Port Leds
53
Table 14: Link/Activity LED on Network Ports and Expansion Module Ports
53
Table 15: Status LED on SFP+ Network Ports and Expansion Module Ports
54
Table 16: Status LED on QSFP+ Expansion Module Ports
54
Chapter 3 Cooling System and Airflow
57
Cooling System and Airflow in an EX4550 Switch
57
Fan Modules
57
Airflow Direction in EX4550 Switches
58
Figure 21: Fan Module Used in an EX4550 Switch
58
Table 17: Fan Modules in EX4550 Switches
58
Table 18: Airflow Direction in EX4550 Switches
58
Back-To-Front Airflow
59
Figure 22: Back-To-Front Airflow through the EX4550 Switch Chassis
59
Front-To-Back Airflow
60
Do Not Install Components with Different Airflow in the Switch
60
Positioning the Switch
60
Figure 23: Front-To-Back Airflow through the EX4550 Switch Chassis
60
Fan Module Status
61
Table 19: Fan Module LED
61
Chapter 4 Power Supplies
63
Power Supplies
63
AC Power Supply in EX4550 Switches
63
Figure 24: AC Power Supply for an EX4550 Switch
63
Figure 25: Label Identifying the Airflow Direction in an AC Power Supply
64
Power Supplies
64
Table 20: Airflow Direction in AC Power Supply for EX4550 Switches
64
AC Power Supply Leds in EX4550 Switches
65
Figure
65
Figure 26: AC Power Supply Leds in an EX4550 Switch
65
Table 21: AC Power Supply Leds in EX4550 Switches
65
DC Power Supply in EX4550 Switches
66
Figure 27: DC Power Supply for an EX4550 Switch
67
Table 22: Airflow Direction in DC Power Supply Used in EX4550 Switches
67
DC Power Supply Leds in EX4550 Switches
68
Figure 28: Label Identifying the Airflow Direction in a DC Power Supply
68
Figure 29: DC Power Supply Faceplate on an EX4550 Switch
69
Table 23: DC Power Supply Leds on an EX4550 Switch
69
Chapter 5 Viewing System Information
71
Dashboard for EX Series Switches
71
Graphical Chassis Viewer
72
Table 24: Details of a Virtual Chassis Member Switch
72
Table 25: Status of a Member Switch in a Virtual Chassis
72
System Information Panel
73
Viewing System Information
73
Table 26: System Information
73
Health Status Panel
75
Table 27: Health Status
75
Capacity Utilization Panel
77
Alarms Panel
77
Table 28: Capacity Utilization
77
File System Usage
78
Chassis Viewer
78
Table 29: Chassis Viewer for EX2200 Switches
78
Table 30: Chassis Viewer for EX2200-C Switches
79
Table 31: Chassis Viewer for EX3200, EX3300, and EX4200 Switches
79
Table 32: Chassis Viewer for EX4300 Switches
81
Table 33: Chassis Viewer for EX4500 Switches
82
Table 34: Chassis Viewer for EX4550 Switches
83
Table 35: Chassis Viewer for EX6210 Switches
85
Table 36: Chassis Viewer for EX8208 Switches
85
Table 37: Chassis Viewer for EX8216 Switches
87
Table 38: Chassis Viewer for XRE200 External Routing Engines
87
Site Planning, Preparation, and Specifications
91
Preparation Overview
91
Power Specifications and Requirements
91
Transceiver and Cable Specifications
91
Chapter 6 Preparation Overview
93
Environmental Requirements and Specifications for EX Series Switches
94
Table 40: EX Series Switch Environmental Tolerances
95
General Site Guidelines
98
Site Electrical Wiring Guidelines
99
Table 41: Site Electrical Wiring Guidelines
99
Chassis Physical Specifications for EX4550 Switches
101
Rack Requirements for EX4550 Switches
101
Table 42: Physical Specifications of the EX4550 Switch Chassis
101
Cabinet Requirements for EX4550 Switches
102
Table 43: Rack Requirements and Specifications for the Switch
102
Clearance Requirements for Airflow and Hardware Maintenance for EX4550
103
Switches
103
Table 44: Cabinet Requirements and Specifications for the Switch
103
Table
103
Figure 30: Back-To-Front Airflow
104
Figure 31: Front-To-Back Airflow
104
Figure 32: Clearance Requirements for Airflow and Hardware Maintenance for
105
Preparation Overview
93
Site Preparation Checklist for EX4550 Switches
93
Table 39: Site Preparation Checklist
93
Chapter 7 Power Specifications and Requirements
107
AC Power Supply Specifications for EX4550 Switches
107
Table 45: AC Power Supply Specifications for an EX4550 Switch
107
AC Power Cord Specifications for an EX4550 Switch
108
Table 46: AC Power Cord Specifications for an EX4550 Switch
108
DC Power Supply Specifications for EX4550 Switches
110
Table 47: DC Power Supply Specifications for an EX4550 Switch
110
Calculating the EX Series Switch Fiber-Optic Cable Power Budget
111
Calculating the EX Series Switch Fiber-Optic Cable Power Margin
111
Table 48: Estimated Values for Factors Causing Link Loss
112
Table
112
Chapter 8 Transceiver and Cable Specifications
115
Pluggable Transceivers Supported on EX4550 Switches
115
Table 49: Optical Interface Support and Copper Interface Support for 1-Gigabit
117
Table 50: Optical Interface Support for 10-Gigabit SFP+ Transceivers in EX4550
124
Table 51: Optical Interface Support for 40-Gigabit QSFP+ Transceivers in EX4550
130
SFP+ Direct Attach Cables for EX Series Switches
132
Cable Specifications
132
Figure 33: SFP+ Direct Attach Cables for EX Series Switches
132
Junos os Release 10.3
132
Table 52: Software Support for SFP+ Passive Direct Attach Cables for EX Series
132
Table 53: SFP+ Direct Attach Cable Specifications
134
Standards Supported by These Cables
136
QSFP+ Direct Attach Cables for EX Series Switches
136
Cable Specifications
137
Figure 34: QSFP+ Direct Attach Cables for EX Series Switches
137
Table 54: Software Support for QSFP+ Passive Direct Attach Cables for EX
137
Table 55: QSFP+ Direct Attach Cable Specifications
138
Network Cable Specifications for EX4550 Switches
140
Table 56: Cable Specification for 10GBASE-T Network Ports and 10GBASE-T
141
Table 57: Cable Specifications for Switch-To-Management-Device
141
Understanding EX Series Switches Fiber-Optic Cable Signal Loss, Attenuation
142
And Dispersion
142
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable
142
Attenuation and Dispersion in Fiber-Optic Cable
142
Chapter 9 Pinout Specifications
145
Mini-USB Port Specifications for an EX4550 Switch
146
USB Port Specifications for an EX Series Switch
147
Figure 35: Front Panel of an EX4550-32F Switch
147
Table 59: Mini-USB Type-B Console Port Pinout Information for EX4550
147
Management Port Connector Pinout Information for an EX4550 Switch
148
EX4550 Switches
149
Table 60: Management Port Connector Pinout Information for EX4550
149
Table 61: SFP+ Network Port and SFP+ Expansion Module Port Connector Pinout
150
Table 62: 10GBASE-T Network Port and 10GBASE-T Expansion Module Port
150
Table 63: QSFP+ Expansion Module Port Connector Pinout Information
151
RJ-45 to DB-9 Serial Port Adapter Pinout Information for a Switch
153
Virtual Chassis Port Connector Pinout Information for EX4550 Switches
153
Table 64: RJ-45 to DB-9 Serial Port Adapter Pinout Information
153
Table 65: Virtual Chassis Ports (Vcps) Connector Pinout Information
154
Pinout Specifications
145
Console Port Connector Pinout Information for an EX Series Switch
145
Table 58: EX Series Switches Console Port Connector Pinout Information
145
Chapter 10 Planning the Virtual Chassis
157
Understanding EX4200, EX4500, and EX4550 Virtual Chassis Hardware
157
Configurations
157
Ports Used to Interconnect Virtual Chassis Members
157
Figure 14: Virtual Chassis Module
157
Number of Switches, Required Software Releases, and Member Roles that You Configure in the Virtual Chassis
158
Table 66: Number of Switches and Switch Roles for an EX4200 Virtual Chassis
158
Virtual Chassis Module
159
Table 67: Number of Switches and Switch Roles for an EX4500 Virtual Chassis
159
Table 68: Number of Switches and Switch Roles for an EX4550 Virtual Chassis
159
Table 69: Number of Switches and Switch Roles for a Mixed EX4200, EX4500, and EX4550 Virtual Chassis, Per Junos os Release
159
Switch Role and Member ID on the LCD Panel
160
Planning EX4200, EX4500, and EX4550 Virtual Chassis
160
Table 70: Virtual Chassis Components to Consider When Planning an EX4200, EX4500, and EX4550 Virtual Chassis
160
Table 71: Cabling Requirements for a Virtual Chassis
161
Initial Installation and Configuration
163
Chapter 11 Unpacking the Switch
165
Unpacking an EX4500 Switch
165
Parts Inventory (Packing List) for an EX4500 Switch
165
Table 72: Inventory of Components Provided with an EX4500 Switch
166
Registering Products-Mandatory for Validating Slas
167
Chapter 12 Installing the Switch
169
Installing and Connecting an EX4550 Switch
169
Mounting an EX4550 Switch
170
Mounting an EX4550 Switch on Two Posts in a Rack or Cabinet
170
Figure 36: Attaching the Mounting Bracket to the Side Panel of the Switch
172
Figure 37: Mounting the Switch on Two Posts in a Rack
172
Mounting an EX4550 Switch on Four Posts in a Rack or Cabinet
173
Figure 38: Attaching the Front Mount Bracket to the Side Mounting-Rail
175
Figure 39: Attaching the Side Mounting-Rail to the Switch Chassis
175
Figure 40: Mounting the Switch to the Front Posts in a Rack
176
Figure 41: Sliding the Rear Mounting-Blade into the Side Mounting-Rail
176
Mounting an EX4550 Switch in a Recessed Position in a Rack or Cabinet
177
Installing and Removing EX4550 Switch Hardware Components
177
Chapter 13 Connecting the Switch to Power
179
Connecting Earth Ground to an EX Series Switch
179
Parts and Tools Required for Connecting an EX Series Switch to Earth Ground
179
Table 73: Parts and Tools Required for Connecting an EX Series Switch to Earth Ground
180
Special Instructions to Follow before Connecting Earth Ground to a
182
Connecting Earth Ground to an EX Series Switch
184
Figure 43: Connecting a Grounding Cable to an EX Series Switch
184
Chapter 14 Switch
182
Table 74: Special Instructions to Follow before Connecting Earth Ground to a
182
Figure 42: Connecting the Grounding Lug to a Switch Mounted on Four Posts of
183
Connecting AC Power to an EX4550 Switch
185
Figure 44: Connecting an AC Power Cord to an AC Power Supply in an EX4550
186
Switch
186
Connecting DC Power to an EX4550 Switch
187
Figure 45: DC Power Supply Faceplate for an EX4550 Switch
190
Figure 46: Securing Ring Lugs to the Terminals on the DC Power Supply
190
Connecting the Switch to the Network
191
Connecting a Switch to a Network for Out-Of-Band Management
191
Figure 47: Ethernet Cable Connector
191
Figure 48: Connecting a Switch to a Network for Out-Of-Band Management
192
Connecting a Switch to a Management Console
193
Figure 49: Ethernet Cable Connector
193
Figure 50: Connecting a Switch to a Management Console through a Console
194
Figure 51: Connecting a Switch Directly to a Management Console
194
Server
194
Connecting an EX4550 Switch to a Management Console Using the Mini-USB Type-B Console Port
195
Connecting a Fiber-Optic Cable to a Switch
196
A Switch
197
Figure 52: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed in
197
Chapter 15 Performing Initial Configuration
199
EX4550 Default Configuration
199
Connecting and Configuring an EX Series Switch (CLI Procedure)
209
Connecting and Configuring an EX Series Switch (J-Web Procedure)
212
Figure 53: LCD Panel in an EX3200, EX4200, EX4500, EX4550, or EX8200
213
Figure 54: LCD Panel in an EX4300 Switch
213
Configuring the LCD Panel on EX Series Switches (CLI Procedure)
215
Disabling or Enabling Menus and Menu Options on the LCD Panel
216
Configuring a Custom Display Message
216
Installing, Maintaining, and Replacing Components
219
Chapter 16 Replacing Cooling System Component
221
Installing a Fan Module in an EX4550 Switch
221
Removing a Fan Module from an EX4550 Switch
222
Figure 55: Installing a Fan Module in an EX4550 Switch
222
Figure 56: Removing a Fan Module from an EX4550 Switch
223
Chapter 17 Replacing Power Supply
225
Installing an AC Power Supply in an EX4550 Switch
225
Removing an AC Power Supply from an EX4550 Switch
226
Figure 57: Installing an AC Power Supply in an EX4550 Switch
226
Figure 58: Removing an AC Power Supply from an EX4550 Switch
227
Installing a DC Power Supply in an EX4550 Switch
228
Removing a DC Power Supply from an EX4550 Switch
229
Figure 59: Installing a DC Power Supply in an EX4550 Switch
229
Figure 60: Removing a DC Power Supply from an EX4550 Switch
230
Chapter 18 Replacing Expansion Module
231
Installing an Expansion Module in an EX4550 Switch
231
Figure 61: Installing an SFP+ Expansion Module in an EX4550-32F Switch
232
Removing an Expansion Module from an EX4550 Switch
233
Figure 62: Installing a 10GBASE-T Expansion Module in an EX4550-32T
233
Figure 63: Installing a QSFP+ Expansion Module in an EX4550-32T Switch
233
Figure 64: Removing an SFP+ Expansion Module from an EX4550-32F
234
Figure 65: Removing a 10GBASE-T Expansion Module from an EX4550-32T
235
Figure 66: Removing a QSFP+ Expansion Module from an EX4550-32T
235
Switch
235
Chapter 19 Replacing Transceiver
237
Removing a Transceiver from a Switch
239
Figure 67: Installing a Transceiver in an EX Series Switch
239
Figure 68: Removing a Transceiver from a Switch
241
Replacing Transceiver
237
Installing a Transceiver in an EX Series Switch
237
Chapter 20 Maintaining and Replacing Fiber-Optic Cable
243
Connecting a Fiber-Optic Cable to a Switch
243
Disconnecting a Fiber-Optic Cable from a Switch
244
Figure 69: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed
244
Maintaining Fiber-Optic Cables in Switches
245
Chapter 21 Replacing Virtual Chassis Module
247
Installing a Virtual Chassis Module in an EX4550 Switch
247
Removing a Virtual Chassis Module from an EX4550 Switch
248
Figure 70: Installing the Virtual Chassis Module in an EX4550 Switch
248
Figure 71: Removing the Virtual Chassis Module from an EX4550 Switch
249
Chapter 22 Maintaining and Replacing Virtual Chassis Cable
251
Connecting a Virtual Chassis Cable to an EX4550 Switch
251
Disconnecting a Virtual Chassis Cable from an EX4550 Switch
252
Figure 72: Connecting a Virtual Chassis Cable to a Dedicated VCP on a Virtual
252
Figure 73: Disconnecting a Virtual Chassis Cable from a Dedicated VCP on a Virtual Chassis Module
252
Chapter 23 Contactingcustomer Supportandreturningthe Chassisor
255
Components
255
Returning an EX4550 Switch or Component for Repair or Replacement
255
Locating the Serial Number on an EX4550 Switch or Component
256
Listing the Switch and Components Details with the CLI
256
Locating the Chassis Serial Number ID Label on an EX4550 Switch
257
Locating the Serial Number ID Labels on Frus in an EX4550 Switch
257
Figure 74: Location of the Serial Number ID Label on an EX4550 Switch
257
Contacting Customer Support and Returning the Chassis or Components
257
Figure 75: Location of the Serial Number ID Label on an AC Power Supply Used in an EX4550 Switch
258
Figure 76: Location of the Serial Number ID Label on a DC Power Supply Used in an EX4550 Switch
258
Figure 77: Location of the Serial Number ID Label on a Fan Module Used in an EX4550 Switch
259
Figure 78: Location of the Serial Number ID Label on a SFP+ Expansion Module Used in an EX4550 Switch
259
Figure 79: Location of the Serial Number ID Label on a 10GBASE-T Expansion Module Used in an EX4550 Switch
259
Switches
260
Figure 80: Location of the Serial Number ID Label on a Virtual Chassis Module Used in an EX4550 Switch
260
Packing an EX4550 Switch or Component for Shipping
262
Packing an EX4550 Switch for Shipping
262
Packing EX4550 Switch Components for Shipping
264
Part 5 Troubleshooting
265
Troubleshooting
265
Chapter 24 Alarms and Syslog Messages
267
Understanding Alarm Types and Severity Levels on EX Series Switches
267
Table 75: Alarm Terms
267
Checking Active Alarms with the J-Web Interface
268
Monitoring System Log Messages
269
Table 76: Summary of Key Alarm Output Fields
269
Table 77: Filtering System Log Messages
270
Table 78: Viewing System Log Messages
271
Safety and Compliance Information
273
Chapter 25 General Safety Guidelines and Warnings
275
Definitions of Safety Warning Levels
276
Qualified Personnel Warning
278
Warning Statement for Norway and Sweden
279
Chapter 26 Fire Safety Requirements
281
Chapter 27 Installation Safety Guidelines and Warnings
283
Installation Instructions Warning
283
Chassis Lifting Guidelines for EX4550 Switches
285
Restricted Access Warning
286
Ramp Warning
287
Rack-Mounting and Cabinet-Mounting Warnings
288
Grounded Equipment Warning
292
Chapter 28 Radiation and Laser Safety Guidelines and Warnings
295
Laser and LED Safety Guidelines and Warnings for Switches
295
General Laser Safety Guidelines
295
Class 1 Laser Product Warning
296
Class 1 LED Product Warning
296
Laser Beam Warning
297
Radiation from Open Port Apertures Warning
298
Chapter 29 Maintenance and Operational Safety Warnings
301
Maintenance and Operational Safety Guidelines and Warnings
301
Battery Handling Warning
301
Jewelry Removal Warning
302
Lightning Activity Warning
303
Operating Temperature Warning
304
Product Disposal Warning
305
Chapter 30 Electrical Safety Guidelines and Warnings
307
General Electrical Safety Guidelines and Warnings
307
Action to Take after an Electrical Accident
308
Prevention of Electrostatic Discharge Damage
309
AC Power Electrical Safety Guidelines
311
AC Power Disconnection Warning
313
DC Power Electrical Safety Guidelines
314
DC Power Disconnection Warning
316
DC Power Grounding Requirements and Warning
317
DC Power Wiring Sequence Warning
318
DC Power Wiring Terminations Warning
320
Multiple Power Supplies Disconnection Warning
322
TN Power Warning
322
Chapter 31 Agency Approvals and Compliance Statements
325
Agency Approvals for EX Series Switches
325
Compliance Statements for EMC Requirements for EX Series Switches
326
Canada
326
European Community
327
Israel
327
Japan
327
Korea
328
United States
328
FCC Part 15 Statement
328
Nonregulatory Environmental Standards
329
Compliance Statements for Acoustic Noise for EX Series Switches
330
Other manuals for Juniper EX4550
Quick Start
2 pages
Related product manuals
Juniper EX4500
2 pages
Juniper EX4500 Series
212 pages
Juniper EX4100
283 pages
Juniper EX4300
11 pages
Juniper EX4200
344 pages
Juniper EX4650
14 pages
Juniper EX4600
13 pages
Juniper EX4200-24T
314 pages
Juniper EX4300 Series
415 pages
Juniper EX4200 Series
280 pages
Juniper EX4600 Series
230 pages
Juniper EX4650 Series
195 pages
To Next Page
