Brocade Communications Systems Brocade 6520 User manual

53-1002705-01
15 December 2012
DRAFT: BROCADE CONFIDENTIAL
®
Brocade 6520
Hardware Reference Manual

DRAFT: BROCADE CONFIDENTIAL
Copyright © 2012 Brocade Communications Systems, Inc. All Rights Reserved.
Brocade, Brocade Assurance, the B-wing symbol, BigIron, DCX, Fabric OS, FastIron, MLX, NetIron, SAN Health, ServerIron,
TurboIron, VCS, and VDX are registered trademarks, and AnyIO, Brocade One, CloudPlex, Effortless Networking, ICX, NET Health,
OpenScript, and The Effortless Network are trademarks of Brocade Communications Systems, Inc., in the United States and/or in
other countries. Other brands, products, or service names mentioned may be trademarks of their respective owners.
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. shall have no liability or responsibility to any person or entity with
respect to any loss, cost, liability, or damages arising from the information contained in this book 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]
Document Title Publication Number Summary of Changes Date
Brocade 6520 Hardware Reference Manual 53-1002705-01 New document December 2012

Brocade 6520 Hardware Reference Manual iii
53-1002705-01
DRAFT: BROCADE CONFIDENTIAL
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
Command examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
Notes, cautions, and warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
Key terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
Notice to the reader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Additional information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Brocade resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Other industry resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Getting technical help. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
ESD precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii
Document feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii
Chapter 1 Brocade 6520 Introduction
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Brocade 6520 overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Platform capabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Platform components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Port side of the Brocade 6520. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Non-port side of the Brocade 6520. . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Chapter 2 Brocade 6520 Installation and Configuration
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Items included with the Brocade 6520 . . . . . . . . . . . . . . . . . . . . . . . . 5
Installation and safety considerations. . . . . . . . . . . . . . . . . . . . . . . . . 5
Electrical considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Power supply specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Environmental considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Rack considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Recommendations for cable management . . . . . . . . . . . . . . . . . 7
Items required for installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

iv Brocade 6520 Hardware Reference Manual
53-1002705-01
DRAFT: BROCADE CONFIDENTIAL
Standalone installation for a Brocade 6520. . . . . . . . . . . . . . . . . . . . 8
Rack installation for a Brocade 6520 . . . . . . . . . . . . . . . . . . . . . . . . . 9
Brocade 6520 configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Providing power to the switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Creating a serial connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Switch IP address. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Date and time settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Brocade Inter-Switch Link (ISL) Trunking . . . . . . . . . . . . . . . . . . 14
Chapter 3 Brocade 6520 Operation
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
LED activity interpretation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Brocade 6520 LEDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
LED locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
LED patterns. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
POST and boot specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
POST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Boot. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Interpreting POST results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Brocade 6520 maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Installing an SFP+ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Brocade 6520 management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Chapter 4 Removal and replacement of power supplies and fans
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Before beginning installation . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Power supply removal and replacement . . . . . . . . . . . . . . . . . . . . . . 26
Determining the need to replace a power supply . . . . . . . . . . .26
Time and items required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Replacing a power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Fan removal and replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Determining the need to replace a fan. . . . . . . . . . . . . . . . . . . . 29
Time required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Items required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Replacing a Brocade 6520 fan . . . . . . . . . . . . . . . . . . . . . . . . . . 30
SFP transceiver removal and replacement . . . . . . . . . . . . . . . . . . . . 31
Time and items required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Removing a transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Replacing a transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Appendix A Brocade 6520 Specifications
In this appendix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Weight and physical dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Brocade 6520 Hardware Reference Manual v
53-1002705-01
DRAFT: BROCADE CONFIDENTIAL
General specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Data transmission ranges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Memory specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Fibre Channel port specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Serial port specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Regulatory compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
FCC warning (US only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
KCC statement (Republic of Korea) . . . . . . . . . . . . . . . . . . . . . .38
VCCI statement Japan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Power cords (Japan Denan). . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
China. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
BSMI statement (Taiwan) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
CE statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
Canadian requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
German statement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Laser compliance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
RTC battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Electrical safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Regulatory certifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Environmental regulation compliance . . . . . . . . . . . . . . . . . . . . . . . . 42
China RoHS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Index

vi Brocade 6520 Hardware Reference Manual
53-1002705-01
DRAFT: BROCADE CONFIDENTIAL

Brocade 6520 Hardware Reference Manual vii
53-1002705-01
DRAFT: BROCADE CONFIDENTIAL
About This Document
In this chapter
•How this document is organized . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
•Supported hardware and software. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
•Document conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii
•Notice to the reader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
•Additional information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
•Getting technical help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
•Document feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii
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 6520 Introduction” provides an overview of the Brocade 6520 switch, a
feature list, and a look at the appearance of the switch.
•Chapter 2, “Brocade 6520 Installation and Configuration” provides the information needed to
install the switch into your network.
•Chapter 3, “Brocade 6520 Operation” discusses the day-to-day operational procedures for
using the switch.
•Chapter 4, “Removal and replacement of power supplies and fans” provides procedures for
removing and replacing the field-replaceable units (FRUs).
•Appendix A, “Brocade 6520 Specifications” provides tables of physical, environmental,and
general specifications, helpful for quick lookup.
•The Index points you to the exact pages on which specific information is located.
Supported hardware and software
Although many different software and hardware configurations are tested and supported by
Brocade Communications Systems, Inc. for Fabric OS 7.1.0, documenting all possible
configurations and scenarios is beyond the scope of this document.
This document includes information specific to the Brocade 6520 running Brocade Fabric OS
version 7.1.0. and later.

viii Brocade 6520 Hardware Reference Manual
53-1002705-01
DRAFT: BROCADE CONFIDENTIAL
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 in this document are as follows:
bold text Identifies command names
Identifies 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 syntax examples
For readability, command names in the narrative portions of this guide are presented in mixed
lettercase: for example, switchShow. In actual examples, command lettercase is often all
lowercase. Otherwise, this manual specifically notes those cases in which a command is
case-sensitive.
Command syntax conventions
Command syntax in this manual follows these conventions:
command Commands are printed in bold.
--option, option Command options are printed in bold.
-argument, arg Arguments.
[ ] 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 WWN
| Boolean. Elements are exclusive. Example: --show -mode egress | ingress

Brocade 6520 Hardware Reference Manual ix
53-1002705-01
DRAFT: BROCADE CONFIDENTIAL
Command examples
This book describes how to perform configuration tasks using the Fabric OS command line
interface, but does not describe the commands in detail. For complete descriptions of all Fabric OS
commands, including syntax, operand description, and sample output, refer to the Fabric OS
Command Reference.
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.
CAUTION
A Caution statement alerts you to situations that can be potentially hazardous to you or cause
damage to hardware, firmware, software, or data.
DANGER
A Danger statement indicates conditions or situations that can be potentially lethal or extremely
hazardous to you. Safety labels are also attached directly to products to warn of these conditions
or situations.
Key terms
For definitions specific to Brocade and Fibre Channel, see the technical glossaries on MyBrocade.
See “Brocade resources” on page x for instructions on accessing MyBrocade.
For definitions of SAN-specific terms, visit the Storage Networking Industry Association online
dictionary at: (For IP, add link to an online dictionary, if available, otherwise delete. Be sure to test
link if added.)
http://www.snia.org/education/dictionary

xBrocade 6520 Hardware Reference Manual
53-1002705-01
DRAFT: BROCADE CONFIDENTIAL
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.
These references are made for informational purposes only.
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
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 Fabric 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:
Corporation Referenced Trademarks and Products
Microsoft Corporation Windows, Windows NT, Internet Explorer
Oracle Corporation Oracle, Java
Netscape Communications Corporation Netscape
Red Hat, Inc. Red Hat, Red Hat Network, Maximum RPM, Linux Undercover
Velcro Industries B.V. Velcro