Dell Brocade VDX 6940 Configuration Manual

Brocade VDX 6940

Switch Configuration Guide for Dell PS Series SANs

Dell Storage Engineering
October 2016

A Dell Deployment and Configuration Guide

Date

Description

October 2016

Initial release

Revisions

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INACCURACIES. THE CONTENT IS PROVIDED AS IS, WITHOUT EXPRESS OR IMPLIED WARRANTIES OF ANY KIND.
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2 Brocade VDX 6940 Switch Configuration Guide for Dell PS Series SANs | SCG3306

Table of contents

Revisions............................................................................................................................................................................. 2

1 Introduction ................................................................................................................................................................... 4

1.1 Document conventions ....................................................................................................................................... 4

1.2 Audience ............................................................................................................................................................. 4

1.3 Switch details ...................................................................................................................................................... 4

1.4 Cabling diagram.................................................................................................................................................. 5

2 Dell recommended switch configuration ...................................................................................................................... 6

2.1 Hardware configuration ...................................................................................................................................... 6

2.2 Delete startup configuration ................................................................................................................................ 6

2.3 Configure management ports ............................................................................................................................. 7

2.4 Convert 40GbE ports to 10GbE mode................................................................................................................ 7

2.5 Configure port channel ....................................................................................................................................... 7

2.6 Configure ports for LAG ...................................................................................................................................... 7

2.7 Configure global LLDP settings to disable DCB ................................................................................................. 8

2.8 Disable Ethernet fabric on edge ports ................................................................................................................ 8

2.9 Enable Jumbo MTU ............................................................................................................................................ 8

2.10 Enable switchport ............................................................................................................................................... 8

2.11 Enable link level flow control (802.3x) ................................................................................................................ 9

2.12 Configure spanning tree on edge ports .............................................................................................................. 9

2.13 Disable LLDP iSCSI priority on switch ports ...................................................................................................... 9

2.14 Save configuration .............................................................................................................................................. 9

2.15 Configure additional switch ................................................................................................................................. 9

3 Performance tuning .................................................................................................................................................... 10

4 Configuring VCS ID and Rbridge ID ........................................................................................................................... 11

A Additional resources ................................................................................................................................................... 12

3 Brocade VDX 6940 Switch Configuration Guide for Dell PS Series SANs | SCG3306

Format

Description

Example

Bold

User input

Dell>enable

Italic

Placeholder or variable

your password

<Italic> <brackets>

Separate variables

<ip address> <mask>

Brocade VDX 6940

Switch vendor

Brocade

Switch model

VDX 6940

Switch firmware

NOS 7.0.1

1 Introduction

This document illustrates how to configure the Brocade® VDX 6940 switch for use with Dell™ PS Series
storage using Dell best practices. The recommended configuration uses Brocade link aggregation groups
(LAGs) for inter-switch connections.

Note: For more information on PS Series SAN design recommendations, see the

Dell PS Series Configuration Guide.

1.1 Document conventions

Table 1 lists the formatting conventions used in this document.

Document conventions

1.2 Audience

This switch configuration guide describes a verified configuration following Dell best practices for a PS Series
iSCSI SAN and is intended for storage or network administrators and deployment personnel.

1.3 Switch details

The table below provides an overview of the switch configuration.

Switch specifications

Note: For proper functionality, the switch must be at the firmware version shown in Table 2 before
proceeding with this configuration. Using previous firmware versions may have unpredictable results.

Note: The latest firmware updates and documentation can be found at: Brocade.com. This site requires a
login.

4 Brocade VDX 6940 Switch Configuration Guide for Dell PS Series SANs | SCG3306