Setup Guide

Contents
Preface...........................................................................................................................................................................................................................................................................................7
Document conventions..............................................................................................................................................................................................................................................7
Text formatting conventions..........................................................................................................................................................................................................................7
Command syntax conventions....................................................................................................................................................................................................................7
Notes, cautions, and warnings.....................................................................................................................................................................................................................8
Brocade resources.......................................................................................................................................................................................................................................................8
Contacting Brocade Technical Support........................................................................................................................................................................................................... 8
Brocade customers...........................................................................................................................................................................................................................................8
Brocade OEM customers..............................................................................................................................................................................................................................9
Document feedback....................................................................................................................................................................................................................................................9
About This Document.......................................................................................................................................................................................................................................................... 11
Supported hardware and software...................................................................................................................................................................................................................... 11
Brocade Gen 5 (16-Gbps) fixed-port switches...................................................................................................................................................................................11
Brocade Gen 5 (16-Gbps) DCX 8510 Directors................................................................................................................................................................................11
Brocade Gen 6 fixed-port switches..........................................................................................................................................................................................................11
Brocade Gen 6 Directors..............................................................................................................................................................................................................................12
What's new in this document................................................................................................................................................................................................................................12
Introduction............................................................................................................................................................................................................................................................................... 13
Troubleshooting overview.......................................................................................................................................................................................................................................13
Network Time Protocol..................................................................................................................................................................................................................................13
Most common problem areas............................................................................................................................................................................................................................. 13
Questions for common symptoms.................................................................................................................................................................................................................. 14
Gathering information for your switch support provider....................................................................................................................................................................... 17
Setting up your switch for FTP.................................................................................................................................................................................................................. 17
Using the supportSave command...........................................................................................................................................................................................................17
Capturing output from a console............................................................................................................................................................................................................. 18
Capturing command output........................................................................................................................................................................................................................19
Building a case for your switch support provider......................................................................................................................................................................................19
Basic information...............................................................................................................................................................................................................................................19
Detailed problem information.................................................................................................................................................................................................................. 20
Gathering additional information.............................................................................................................................................................................................................. 21
General Troubleshooting................................................................................................................................................................................................................................................. 23
Licenses..........................................................................................................................................................................................................................................................................23
Time .................................................................................................................................................................................................................................................................................23
Frame Viewer...............................................................................................................................................................................................................................................................23
Switch message logs...............................................................................................................................................................................................................................................24
Switch boot .................................................................................................................................................................................................................................................................. 25
Rolling Reboot Detection............................................................................................................................................................................................................................25
FC-FC routing connectivity..................................................................................................................................................................................................................................27
Generating and routing an ECHO.......................................................................................................................................................................................................... 27
Superping.............................................................................................................................................................................................................................................................29
Routing and statistical information........................................................................................................................................................................................................ 32
Performance issues....................................................................................................................................................................................................................................... 33
Connectivity............................................................................................................................................................................................................................................................................ 35
Brocade Fabric OS Troubleshooting and Diagnostics Guide
53-1004126-01 3