Brocade Communications Systems Brocade VDX 6740 Quick user guide

53-1002829-02
14 February 2014
®
Brocade VDX 6740
Hardware Reference Manual
Supporting the Brocade VDX 6740, VDX 6740T, and VDX 6740T-1G

Copyright © 2014 Brocade Communications Systems, Inc. All Rights Reserved.
Brocade, the B-wing symbol, Brocade Assurance, ADX, AnyIO, DCX, Fabric OS, FastIron, HyperEdge, ICX, MLX, MyBrocade, NetIron,
OpenScript, VCS, VDX, and Vyatta are registered trademarks, and The Effortless Network and the On-Demand Data Center are
trademarks of Brocade Communications Systems, Inc., in the United States and in other countries. Other brands and product
names mentioned may be trademarks of others.
Notice: This document is for informational purposes only and does not set forth any warranty, expressed or implied, concerning
any equipment, equipment feature, or service offered or to be offered by Brocade. Brocade reserves the right to make changes to
this document at any time, without notice, and assumes no responsibility for its use. This informational document describes
features that may not be currently available. Contact a Brocade sales office for information on feature and product availability.
Export of technical data contained in this document may require an export license from the United States government.
The authors and Brocade Communications Systems, Inc. assume no liability or responsibility to any person or entity with respect
to the accuracy of this document or any loss, cost, liability, or damages arising from the information contained herein or the
computer programs that accompany it.
The product described by this document may contain open source software covered by the GNU General Public License or other
open source license agreements. To find out which open source software is included in Brocade products, view the licensing
terms applicable to the open source software, and obtain a copy of the programming source code, please visit http://
www.brocade.com/support/oscd.
Brocade Communications Systems, Incorporated
Document History
Corporate and Latin American Headquarters
Brocade Communications Systems, Inc.
130 Holger Way
San Jose, CA 95134
Tel: [phone]
Fax: [phone]
E-mail: inf[email protected]
Asia-Pacific Headquarters
Brocade Communications Systems China HK, Ltd.
No. 1 Guanghua Road
Chao Yang District
Units 2718 and 2818
Beijing 100020, China
Tel: [phone]
Fax: [phone]
E-mail: [email protected]
European Headquarters
Brocade Communications Switzerland Sàrl
Centre Swissair
Tour B - 4ème étage
29, Route de l'Aéroport
Case Postale 105
CH-1215 Genève 15
Switzerland
Tel: [phone]
Fax: [phone]
E-mail: emea-i[email protected]
Asia-Pacific Headquarters
Brocade Communications Systems Co., Ltd. (Shenzhen WFOE)
Citic Plaza
No. 233 Tian He Road North
Unit 1308 – 13th Floor
Guangzhou, China
Tel: [phone]
Fax: [phone]
E-mail: [email protected]
Title Publication number Summary of changes Date
Brocade VDX 6740 Hardware Reference
Manual
53-1002929-01 New document July 2013
Brocade VDX 6740 Hardware Reference
Manual
53-1002829-02 Revised with information for
Brocade 6740T-1G
February 2014

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53_1002829_02
Contents
About This Document
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
How this document is organized . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
Supported hardware and software . . . . . . . . . . . . . . . . . . . . . . . . . . vii
Document conventions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii
Text formatting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii
Command syntax conventions . . . . . . . . . . . . . . . . . . . . . . . . . . viii
Notes, cautions, and warnings . . . . . . . . . . . . . . . . . . . . . . . . . . viii
Key terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
Notice to the reader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
Additional information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
Brocade resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ix
Other industry resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Getting technical help. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Document feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
Chapter 1 Brocade VDX 6740 Introduction
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Brocade VDX 6740 overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Platform components and capabilities. . . . . . . . . . . . . . . . . . . . . 2
Software features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Views of the Brocade VDX 6740 switches. . . . . . . . . . . . . . . . . . . . . . 5
Chapter 2 Brocade VDX 6740 Installation
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Items included with the Brocade VDX 6740 switches . . . . . . . . . . . . 7
Installation and safety considerations. . . . . . . . . . . . . . . . . . . . . . . . . 7
Electrical considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Environmental considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Rack considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Recommendations for cable management . . . . . . . . . . . . . . . . . 9
Items required for installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Standalone installation for the Brocade VDX 6740 switches . . . . . 10
Rack installation options for the Brocade VDX 6740 switches . . . . 10
Providing power to the switch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Verifying operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

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Chapter 3 Brocade VDX 6740 Configuration
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Configuration for the Brocade VDX 6740 switches. . . . . . . . . . . . . .13
Creating a serial connection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Permanent password assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Changing the default account passwords . . . . . . . . . . . . . . . . . 15
Setting the switch IP address. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Using DHCP to set the IP address. . . . . . . . . . . . . . . . . . . . . . . .15
Setting a static IP address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Stateless IPv6 autoconfiguration . . . . . . . . . . . . . . . . . . . . . . . . 16
Setting stateless IPv6 autoconfiguration . . . . . . . . . . . . . . . . . . 17
Changing the RBridge ID. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Changing the VCS ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Date and time on the Brocade VDX 6740 . . . . . . . . . . . . . . . . . . . . .18
Time zones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Time synchronization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Synchronizing local time using NTP . . . . . . . . . . . . . . . . . . . . . .19
Setting the clock (date and time) manually . . . . . . . . . . . . . . . .19
Setting time zones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Network device connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Ethernet or Fast Ethernet hubs. . . . . . . . . . . . . . . . . . . . . . . . . .20
Workstations, servers, or routers . . . . . . . . . . . . . . . . . . . . . . . .20
Network device. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Testing connectivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Brocade inter-switch link trunks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Upgrading port speeds on the Brocade VDX 6740T-1G . . . . . . . . . . 21
Chapter 4 Brocade VDX 6740 Operation
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
LED activity interpretation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Brocade VDX 6740 LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
LED locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
LED patterns. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
POST and boot specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
POST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Boot. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Interpreting POST results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Powering off the Brocade VDX 6740 switches . . . . . . . . . . . . . . . . . 31
Brocade VDX 6740 maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Supported transceivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Installing an SFP+ transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Diagnostic tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Brocade VDX 6740 management . . . . . . . . . . . . . . . . . . . . . . . . . . .33

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Chapter 5 Brocade VDX 6740 FRU Replacement Procedures
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Before beginning the installation. . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Combined FRU replacement in a Brocade VDX 6740 . . . . . . . . . . .36
Time and items required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Replacing the power supply and fan assembly . . . . . . . . . . . . . 37
Power supply replacement in a Brocade 6740T and 6740T-1G . . .39
Determining the need to replace a power supply . . . . . . . . . . .40
Time and items required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
Replacing the power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
Fan replacement in a Brocade VDX 6740T and Brocade VDX 6740T-1G
42
Determining the need to replace a fan. . . . . . . . . . . . . . . . . . . .43
Time and items required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Replacing the fan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Appendix A Brocade VDX 6740 Specifications
In this appendix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
General specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Weight and physical dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Facility requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Power supply specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Environmental requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Data transmission ranges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Memory specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Regulatory compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
FCC warning (US only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Germany . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
KCC statement (Republic of Korea) . . . . . . . . . . . . . . . . . . . . . .50
VCCI statement (Japan) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Power cords (Japan DENAN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
BSMI statement (Taiwan) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
CE statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Canadian requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
China statement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Laser compliance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Regulatory certifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Environmental regulation compliance . . . . . . . . . . . . . . . . . . . . . . . .54
China RoHS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Environmental protection use period (EPUP) disclaimer. . . . . .54
TS/HS dual language sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
Appendix B Caution and Danger Notices
In this appendix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

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Caution notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Danger notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
Electrical cautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
RTC battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
Electrical safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
Index

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About This Document
In this chapter
•How this document is organized . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
•Supported hardware and software. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
•Document conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii
•Notice to the reader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
•Additional information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
•Getting technical help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
•Document feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
How this document is organized
This document is organized to help you find the information that you want as quickly and easily as
possible.
The document contains the following components:
•Chapter 1, “Brocade VDX 6740 Introduction” provides an overview of the Brocade VDX 6740
switch.
•Chapter 2, “Brocade VDX 6740 Installation” provides the information needed to install the
switch into your network.
•Chapter 3, “Brocade VDX 6740 Configuration” lays out the tasks and commands necessary to
get the switch up and running.
•Chapter 4, “Brocade VDX 6740 Operation” discusses the day-to-day operational procedures for
using the switch.
•Chapter 5, “Brocade VDX 6740 FRU Replacement Procedures” provides procedures for
removing and replacing the field-replaceable units (FRUs), including the fan assemblies and
power supplies.
•Appendix A, “Brocade VDX 6740 Specifications” provides tables of physical, environmental,
and general specifications.
Supported hardware and software
This document is specific to the Brocade VDX 6740, Brocade VDX 6740T, and Brocade VDX
6740T-1G under Network OS v4.1.0 and later.

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Document conventions
This section describes text formatting conventions and important notice formats used in this
document.
Text formatting
The narrative-text formatting conventions that are used are as follows:
bold text Identifies command names
Identifies the names of user-manipulated GUI elements
Identifies keywords and operands
Identifies text to enter at the GUI or CLI
italic text Provides emphasis
Identifies variables
Identifies paths and Internet addresses
Identifies document titles
code text Identifies CLI output
Identifies command syntax examples
Command syntax conventions
Command syntax in this manual follows these conventions:
Notes, cautions, and warnings
The following notices and statements are used in this manual. They are listed below in order of
increasing severity of potential hazards.
NOTE
A note provides a tip, guidance, or advice, emphasizes important information, or provides a
reference to related information.
ATTENTION
An Attention statement indicates potential damage to hardware or data.
command Commands are printed in bold.
[ ] Optional element.
variable Variables are printed in italics. In the help pages, values are underlined or
enclosed in angled brackets < >.
... Repeat the previous element, for example “member[;member...]”
value Fixed values following arguments are printed in plain font. For example,
show environment temp rbridge 30
| Boolean. Elements are exclusive. Example: show environment fan [rbridge-id
{rbridge-id | all}]

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CAUTION
A caution calls your attention to a possible hazard that can damage equipment.
DANGER
A danger calls your attention to a possible hazard that can cause injury or death.
Key terms
For definitions specific to Brocade and Fibre Channel, refer to the Brocade Glossary.
For definitions of SAN-specific terms, visit the Storage Networking Industry Association online
dictionary at:
http://www.snia.org/education/dictionary
Notice to the reader
This document may contain references to the trademarks of the following corporations. These
trademarks are the properties of their respective companies and corporations.
Additional information
This section lists additional Brocade and industry-specific documentation that you might find
helpful.
Brocade resources
To get up-to-the-minute information, go to http://my.brocade.com to register at no cost for a user ID
and password.
White papers, online demonstrations, and data sheets are available through the Brocade website
at:
http://www.brocade.com/products-solutions/products/index.page
Corporation Referenced Trademarks and Products
Microsoft Corporation Windows, Windows NT, Internet Explorer
Oracle Corporation Sun, Solaris
Netscape Communications Corporation Netscape
Red Hat, Inc. Red Hat, Red Hat Network, Maximum RPM, Linux Undercover
Velcro Industries B.V. Velcro

xBrocade VDX 6740 Hardware Reference Manual
53-1002829-02
For additional Brocade documentation, visit the Brocade website:
http://www.brocade.com
Release notes are available on the MyBrocade website and are also bundled with the Network OS
firmware.
Other industry resources
For additional resource information, visit the Technical Committee T11 website. This website
provides interface standards for high-performance and mass storage applications for Fibre
Channel, storage management, and other applications:
http://www.t11.org
For information about the Fibre Channel industry, visit the Fibre Channel Industry Association
website:
http://www.fibrechannel.org
Getting technical help
Contact your switch support supplier for hardware, firmware, and software support, including
product repairs and part ordering. To expedite your call, have the following information available:
1. General Information
•Switch model
•Switch operating system version
•Error numbers and messages received
•Supportsave output
•Detailed description of the problem, including the switch or fabric behavior immediately
following the problem, and specific questions
•Description of any troubleshooting steps already performed and the results
•Serial console and Telnet session logs
•syslog message logs
2. Switch Serial Number
The switch serial number and corresponding bar code are provided on the serial number label,
as illustrated below:
The serial number label for the Brocade VDX 6740 switches is located on the switch ID pull-out
tab located on the bottom left of the port side of the switch