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HP StorageWorks 8/80 Brocade Troubleshooting and Diagnostics Guide v6.1.0 (53- - Page 17

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Questions for common symptoms 1 TABLE 2 Symptom Common symptoms BadRootDev errors Blade is faulty Blade is stuck in the "LOADING" state Configupload or download fails E_Port failed to come online EX_Port does not form Fabric merge fails Areas to check Firmware versions on switch Firmware or application download Hardware Firmware or application download FTP or SCP server or USB availability Correct licensing Fabric parameters Zoning Links Fabric segmentation Fabric segments FCIP tunnel bounces FCIP tunnel does not come online FCIP tunnel does not form FCIP tunnel is sluggish Feature is not working FICON switch does not talk to hosts FirmwareDownload fails Intermittent connectivity LEDs are flashing LEDs are steady Marginal link No connectivity between host and storage No connectivity between switches No light on LEDs Performance problems Licensing Zoning Fabric parameters FCIP tunnel FCIP tunnel Licensing Fabric parameters FCIP tunnel Licensing FICON settings FTP or SCP server or USB availability Firmware version compatibility Unsupported features enabled Links Trunking Buffer credits FCIP tunnel Links Links Links Cables SCSI timeout errors SCSI retry errors Licensing Fabric parameters Segmentation Zoning, if applicable Links Links FCIP tunnels Chapter Chapter 5, "FirmwareDownload Errors" Chapter 2, "General Issues" Chapter 5, "FirmwareDownload Errors" Chapter 5, "FirmwareDownload Errors" Chapter 4, "Configuration Issues" Chapter 2, "General Issues" Chapter 3, "Connections Issues" Chapter 8, "Zone Issues" Chapter 3, "Connections Issues" Chapter 2, "General Issues" Chapter 3, "Connections Issues" Chapter 8, "Zone Issues" Chapter 2, "General Issues" Chapter 3, "Connections Issues" Chapter 8, "Zone Issues" Chapter 9, "FCIP Issues" Chapter 9, "FCIP Issues" Chapter 2, "General Issues" Chapter 9, "FCIP Issues" Chapter 9, "FCIP Issues" Chapter 2, "General Issues" Chapter 10, "FICON Fabric Issues" Chapter 5, "FirmwareDownload Errors" Chapter 3, "Connections Issues" Chapter 7, "ISL Trunking Issues" Chapter 9, "FCIP Issues" Chapter 3, "Connections Issues" Chapter 3, "Connections Issues" Chapter 3, "Connections Issues" Chapter 3, "Connections Issues" Chapter 7, "ISL Trunking Issues" Chapter 9, "FCIP Issues" Chapter 2, "General Issues" Chapter 3, "Connections Issues" Chapter 8, "Zone Issues" Chapter 3, "Connections Issues" Chapter 3, "Connections Issues" Chapter 9, "FCIP Issues" Fabric OS Troubleshooting and Diagnostics Guide 3 53-1000853-01

Section	Page
Contents	3
About This Document	9
In this chapter	9
How this document is organized	9
Supported hardware and software	10
What’s new in this document	10
Document conventions	11
Text formatting	11
Notes, cautions, and warnings	11
Key terms	12
Additional information	12
Brocade resources	12
Other industry resources	12
Getting technical help	13
Document feedback	14
Introduction to Troubleshooting	15
In this chapter	15
About troubleshooting	15
Network time protocol	15
Most common problem areas	16
Questions for common symptoms	16
Gathering information for your switch support provider	19
Setting up your switch for FTP	19
Capturing a supportSave	20
Capturing a supportShow	20
Capturing output from a console	20
Capturing command output	20
Building a case for your switch support provider	21
Basic switch information	21
Detailed problem information	21
Gathering additional information	23
General Issues	25
In this chapter	25
Licensing issues	25
Switch Message Logs	25
Checking fan components	26
Checking the switch temperature	27
Checking the power supply	27
Checking the temperature, fan, and power supply	27
Fibre Channel Routing	27
Checking for Fibre Channel connectivity problems	28
Third party applications	29
Connections Issues	31
In this chapter	31
Port initialization and FCP auto discovery process	31
Link issues	33
Connection problems	33
Checking the logical connection	33
Checking the name server (NS)	34
Link failures	35
Determining a successful negotiation	36
Checking for a loop initialization failure	36
Checking for a point-to-point initialization failure	37
Correcting a port that has come up in the wrong mode	37
Marginal links	38
Troubleshooting a marginal link	38
Device login issues	39
Pinpointing problems with device logins	41
Media-related issues	43
Testing a port’s external transmit and receive path	44
Testing a switch’s internal components	44
Testing components to and from the HBA	44
Segmented fabrics	45
Reconciling fabric parameters individually	45
Downloading a correct configuration	46
Reconciling a domain ID conflict	46
Configuration Issues	47
In this chapter	47
Configupload and download issues	47
Gathering additional information	49
Brocade configuration form	50
FirmwareDownload Errors	51
In this chapter	51
Blade troubleshooting tips	51
Firmware download issues	52
Troubleshooting firmwareDownload	55
Gathering additional information	55
Brocade DCX error handling	55
USB error handling	58
Considerations for downgrading firmware	58
Preinstallation messages	58
Blade types	59
Firmware versions	61
IP settings	62
Platform	63
Port settings	65
Routing	68
Zoning	68
Security Issues	71
In this chapter	71
Password issues	71
Password recovery options	72
Protocol and certificate management issues	72
Gathering additional information	73
SNMP issues	74
Gathering additional information	74
FIPS issues	74
ISL Trunking Issues	75
In this chapter	75
Link issues	75
Buffer credit issues	76
Zone Issues	77
In this chapter	77
Overview of corrective action	77
Verifying a fabric merge problem	77
Segmented fabrics	77
Zone conflicts	78
Correcting a fabric merge problem quickly	79
Editing zone configuration members	80
Reordering the zone member list	80
Checking for Fibre Channel connectivity problems	80
Checking for zoning problems	82
Gathering additional information	82
FCIP Issues	83
In this chapter	83
FCIP tunnel issues	83
FCIP links	85
Gathering additional information	86
Port mirroring	86
Supported hardware	87
Port mirroring considerations	88
Port mirroring management	89
FTRACE concepts	90
Tracing Fibre Channel information	90
FICON Fabric Issues	93
In this chapter	93
FICON issues	93
Troubleshooting FICON	94
General information to gather for all cases	94
Identifying ports	95
Single-switch topology checklist	96
Cascade mode topology checklist	96
Gathering additional information	96
Troubleshooting FICON CUP	97
Troubleshooting FICON NPIV	99
iSCSI Issues	101
In this chapter	101
Connectivity	101
Zoning	103
Authentication	104
Working With Diagnostic Features	105
In this chapter	105
About Fabric OS diagnostics	105
Diagnostic information	106
Power-on self test	106
Switch status	108
Viewing the overall status of the switch	108
Displaying switch information	109
Displaying the uptime for a switch	109
Port information	110
Viewing the status of a port	110
Displaying the port statistics	111
Displaying a summary of port errors for a switch	112
Equipment status	113
Displaying the status of the fans	113
Displaying the status of a power supply	113
Displaying temperature status	114
System message log	114
Displaying the system message log, with no page breaks	114
Displaying the system message log one message at a time	114
Clearing the system message log	115
Port log	115
Viewing the port log	115
Syslogd configuration	116
Configuring the host	117
Configuring the switch	117
Automatic trace dump transfers	118
Specifying a remote server	119
Enabling the automatic transfer of trace dumps	119
Setting up periodic checking of the remote server	119
Saving comprehensive diagnostic files to the server	119
Diagnostic tests not supported by M-EOS 9.6.2 and FOS 6.0	120
Switch Type	121
Hexidecimal	123

Match case Limit results 1 per page

Fabric OS Troubleshooting and Diagnostics Guide

53-1000853-01

Questions for common symptoms

TABLE 2

Common symptoms

Symptom

Areas to check

Chapter

BadRootDev errors

Firmware versions on switch

Chapter 5, “FirmwareDownload Errors”

Blade is faulty

Firmware or application download

Hardware

Chapter 2, “General Issues”

Chapter 5, “FirmwareDownload Errors”

Blade is stuck in the “LOADING” state

Firmware or application download

Chapter 5, “FirmwareDownload Errors”

Configupload or download fails

FTP or SCP server or USB availability

Chapter 4, “Configuration Issues”

E_Port failed to come online

Correct licensing

Fabric parameters

Zoning

Chapter 2, “General Issues”

Chapter 3, “Connections Issues”

Chapter 8, “Zone Issues”

EX_Port does not form

Links

Chapter 3, “Connections Issues”

Fabric merge fails

Fabric segmentation

Chapter 2, “General Issues”

Chapter 3, “Connections Issues”

Chapter 8, “Zone Issues”

Fabric segments

Licensing

Zoning

Fabric parameters

Chapter 2, “General Issues”

Chapter 3, “Connections Issues”

Chapter 8, “Zone Issues”

FCIP tunnel bounces

FCIP tunnel

Chapter 9, “FCIP Issues”

FCIP tunnel does not come online

FCIP tunnel

Chapter 9, “FCIP Issues”

FCIP tunnel does not form

Licensing

Fabric parameters

Chapter 2, “General Issues”

Chapter 9, “FCIP Issues”

FCIP tunnel is sluggish

FCIP tunnel

Chapter 9, “FCIP Issues”

Feature is not working

Licensing

Chapter 2, “General Issues”

FICON switch does not talk to hosts

FICON settings

Chapter 10, “FICON Fabric Issues”

FirmwareDownload fails

FTP or SCP server or USB availability

Firmware version compatibility

Unsupported features enabled

Chapter 5, “FirmwareDownload Errors”

Intermittent connectivity

Links

Trunking

Buffer credits

FCIP tunnel

Chapter 3, “Connections Issues”

Chapter 7, “ISL Trunking Issues”

Chapter 9, “FCIP Issues”

LEDs are flashing

Links

Chapter 3, “Connections Issues”

LEDs are steady

Links

Chapter 3, “Connections Issues”

Marginal link

Links

Chapter 3, “Connections Issues”

No connectivity between host and storage

Cables

SCSI timeout errors

SCSI retry errors

Chapter 3, “Connections Issues”

Chapter 7, “ISL Trunking Issues”

Chapter 9, “FCIP Issues”

No connectivity between switches

Licensing

Fabric parameters

Segmentation

Zoning, if applicable

Chapter 2, “General Issues”

Chapter 3, “Connections Issues”

Chapter 8, “Zone Issues”

No light on LEDs

Links

Chapter 3, “Connections Issues”

Performance problems

Links

FCIP tunnels

Chapter 3, “Connections Issues”

Chapter 9, “FCIP Issues”