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Fabric OS Troubleshooting and Diagnostics Guide 9
53-1003141-01
Building a case for your switch support provider
1
•
Are specific devices affected?
-
If so, what are their World Wide Number Names?
•
What happened prior to the problem?
•
Is the problem reproducible?
-
If so, what are the steps to reproduce the problem?
•
What configuration was in place when the problem occurred?
•
A description of the problem with the switch or the fault with the fabric.
•
The last actions or changes made to the system environment:
-
Settings
-
supportSave output
•
Host information:
-
OS version and patch level
-
HBA type
-
HBA firmware version
-
HBA driver version
-
Configuration settings
•
Storage information:
-
Disk/tape type
-
Disk/tape firmware level
-
Controller type
-
Controller firmware level
-
Configuration settings
-
Storage software (such as EMC Control Center, Veritas SPC, and so on.)
•
If this is a Brocade DCX, DCX-4S, or DCX 8510 family enterprise-class platform,, are the CPs
in-sync? Yes or no.
Use the haShow command to determine the answer.
•
List out when and what were the last actions or changes made to the switch, the fabric, and
the SAN or metaSAN.
•
In Table 3, list the environmental changes added to the network.
TABLE 3
Environmental changes
Type of Change Date when change occurred
- Fabric OS 1
- Document History 3
- Contents 5
- Chapter 3 Connectivity 6
- Chapter 4 Configuration 6
- Chapter 6 Security 7
- Chapter 7 Virtual Fabrics 7
- Chapter 8 ISL Trunking 7
- Chapter 9 Zoning 8
- 53-1003141-01 10
- About This Document 11
- What’s new in this document 13
- Document conventions 13
- Command examples 14
- Notes, cautions, and warnings 14
- Key terms 14
- Additional information 15
- Getting technical help 15
- Document feedback 16
- Introduction 17
- Most common problem areas 18
- Questions for common symptoms 18
- Common symptoms 19
- Common symptoms (Continued) 20
- Using the supportSave command 21
- Capturing command output 23
- Basic information 23
- Detailed problem information 24
- General Troubleshooting 27
- Frame Viewer 28
- Switch message logs 28
- Switch boot 30
- Restrictions 31
- FC-FC routing connectivity 32
- Superping 34
- FIGURE 1 35
- ATTENTION 37
- Performance issues 38
- Connectivity 39
- FIGURE 2 40
- Link issues 41
- Connection problems 41
- Checking the Name Server 43
- Link failures 44
- Example of an online L_Port 45
- Marginal links 46
- Loopback mode Description 47
- Device login issues 49
- Media-related issues 51
- Test Function 52
- Segmented fabrics 53
- Port mirroring 56
- Supported platforms 57
- Maximum mirror connections 58
- 2. Enter the portMirror 60
- Configuration 61
- Example of a successful ping 62
- Example of a failed ping 62
- Brocade configuration form 64
- TABLE 10 65
- Firmware Download Errors 67
- Firmware download issues 68
- Example of error message 69
- USB error handling 72
- Blade types 75
- Firmware versions 75
- Platform 76
- Security 77
- Device authentication 78
- TABLE 13 79
- Virtual Fabrics 81
- Fabric identification issues 82
- Logical Fabric issues 82
- Base switch issues 83
- Logical switch issues 84
- ISL Trunking 87
- Buffer credit issues 88
- In this chapter 89
- Overview of corrective action 89
- Zone conflicts 91
- Resolving zoning conflicts 92
- [cfg1 = z1; z2] 94
- [cfg1 = z2; z1] 94
- Checking for zoning problems 95
- Default Zone Access Mode 96
- Diagnostic Features 97
- Power-on self-test 98
- Switch status 100
- Displaying switch information 101
- TABLE 16 102
- TABLE 17 102
- TABLE 15 102
- TABLE 18 103
- Debugging spinFab errors 104
- Clearing the error counters 105
- Port information 106
- Equipment status 109
- System message log 111
- Port log 112
- Viewing the port log 113
- Syslogd configuration 114
- Configuring the host 115
- Configuring the switch 115
- Setting the facility level 116
- Specifying a remote server 117
- Switch Type and Blade ID 119
- TABLE 22 120
- TABLE 23 121
- Hexadecimal Conversion 123
- TABLE 24 124
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