53-1003141-01 27 June 2014®Fabric OSTroubleshooting and Diagnostics GuideSupporting Fabric OS v7.3.0
x Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01
84 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Switch status10Disabling POSTA reboot is not required for diagDisablePost to take effec
Fabric OS Troubleshooting and Diagnostics Guide 8553-1003141-01Switch status10Viewing the overall status of the switch1. Connect to the switch and log
86 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Switch status10Table 16 lists the following additional properties displayed in the swit
Fabric OS Troubleshooting and Diagnostics Guide 8753-1003141-01Using the spinFab and portTest commands10Displaying the uptime for a switch1. Connect t
88 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Using the spinFab and portTest commands10Debugging spinFab errorsLink errors and transm
Fabric OS Troubleshooting and Diagnostics Guide 8953-1003141-01Using the spinFab and portTest commands10•Verify that the cables and SFPs are inserted
90 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Port information10Enabling a port1. Connect to the switch and log in using an account w
Fabric OS Troubleshooting and Diagnostics Guide 9153-1003141-01Port information10port generation number: 14portId: 020a00portIfId: 4302000bpo
92 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Port information10time_txcrd_z_vc 12-15: 0 0 0 0
Fabric OS Troubleshooting and Diagnostics Guide 9353-1003141-01Equipment status10 20: 6.3k 6.6k 0 0 0 0 0 0 7 0 0 1 2
Fabric OS Troubleshooting and Diagnostics Guide xi53-1003141-01About This DocumentIn this chapter•How this document is organized . . . . . . . . . .
94 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Equipment status10Checking the temperature, fan, and power supply1. Log in to the switc
Fabric OS Troubleshooting and Diagnostics Guide 9553-1003141-01System message log10The possible status values are:•OK—Power supply functioning correct
96 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Port log10In the following message the identifier SLOT 6/1 means the message was genera
Fabric OS Troubleshooting and Diagnostics Guide 9753-1003141-01Port log10Viewing the port log1. Connect to the switch and log in as admin.2. Enter the
98 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Syslogd configuration1020:29:12.638 FCPH write 3 40 00fffffd,00fffffd,0000
Fabric OS Troubleshooting and Diagnostics Guide 9953-1003141-01Syslogd configuration10Configuring the hostFabric OS supports a subset of UNIX-style me
100 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Automatic trace dump transfers10switch:admin> syslogdipshow syslog.IP.address.1080:
Fabric OS Troubleshooting and Diagnostics Guide 10153-1003141-01Automatic trace dump transfers10After the setup is complete, you can run the supportSa
102 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Automatic trace dump transfers10
Fabric OS Troubleshooting and Diagnostics Guide 10353-1003141-01AppendixASwitch Type and Blade IDThe switchType is a displayed field listed when you r
xii Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Supported hardware and softwareIn those instances in which procedures or parts of proc
104 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Switch Type and Blade IDAYou can use Table 23 to find the description of the blade mod
Fabric OS Troubleshooting and Diagnostics Guide 10553-1003141-01Switch Type and Blade IDA 8 CORE BLADE 52 CORE8 ENABLED 9 AP
106 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Switch Type and Blade IDA
Fabric OS Troubleshooting and Diagnostics Guide 10753-1003141-01AppendixBHexadecimal ConversionHexadecimal overviewHexadecimal, also known as hex, is
108 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Decimal-to-hexadecimal conversion tableBDecimal-to-hexadecimal conversion tableTABLE 2
Fabric OS Troubleshooting and Diagnostics Guide 10953-1003141-01Decimal-to-hexadecimal conversion tableBDecimal 171 172 173 174 175 176 177 178 179 18
110 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Decimal-to-hexadecimal conversion tableB
Fabric OS Troubleshooting and Diagnostics Guide 11153-1003141-01IndexAaccount managementlost password recovery options, 62recovering forgotten passwor
112 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01FF_Port, 23, 30fabricissues, 2merge fails, 3parameters, 37parameters, reconcile, 37seg
Fabric OS Troubleshooting and Diagnostics Guide 11353-1003141-01MM_Port, 23marginal links, 2, 4media-related issuesfunctional tests, 35structural test
Fabric OS Troubleshooting and Diagnostics Guide xiii53-1003141-01What’s new in this documentThe following information is added:•Support for Brocade 78
114 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01structural tests, 35superping tool, 18supportSave, 5supportSave timeout value, 6switch
xiv Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Command examplesThis book describes how to perform configuration tasks using the Fabri
Fabric OS Troubleshooting and Diagnostics Guide xv53-1003141-01Additional informationThis section lists additional Brocade and industry-specific docum
xvi Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01•syslog message logs2. Switch Serial NumberThe switch serial number and corresponding
Fabric OS Troubleshooting and Diagnostics Guide 153-1003141-01Chapter1IntroductionIn this chapter•Troubleshooting overview . . . . . . . . . . . . . .
2 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Most common problem areas1Most common problem areasTable 1 identifies the most common pr
Fabric OS Troubleshooting and Diagnostics Guide 353-1003141-01Questions for common symptoms1TABLE 2Common symptoms Symptom Areas to check Chapter or D
Copyright © 2008-2014 Brocade Communications Systems, Inc. All Rights Reserved.ADX, AnyIO, Brocade, Brocade Assurance, the B-wing symbol, DCX, Fabric
4 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Questions for common symptoms1License issues Licensing Chapter 2, “General Troubleshooti
Fabric OS Troubleshooting and Diagnostics Guide 553-1003141-01Gathering information for your switch support provider1Gathering information for your sw
6 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Gathering information for your switch support provider11. Connect to the switch and log
Fabric OS Troubleshooting and Diagnostics Guide 753-1003141-01Building a case for your switch support provider1Capturing output from a consoleSome inf
8 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Building a case for your switch support provider1•Are there VE, VEX, or EX ports connect
Fabric OS Troubleshooting and Diagnostics Guide 953-1003141-01Building a case for your switch support provider1•Are specific devices affected? -If so,
10 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Building a case for your switch support provider1Gathering additional informationThe fo
Fabric OS Troubleshooting and Diagnostics Guide 1153-1003141-01Chapter2General TroubleshootingIn this chapter•Licenses . . . . . . . . . . . . . . . .
12 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Frame Viewer2Frame ViewerWhen a frame is unable to reach its destination due to timeout
Fabric OS Troubleshooting and Diagnostics Guide 1353-1003141-01Switch message logs2However, in this limited example, the Track Change feature reports
Fabric OS Troubleshooting and Diagnostics Guide iii53-1003141-01Document HistoryTitle Publication number Summary of changes DateFabric OS Troubleshoot
14 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Switch boot2Switch boot Symptom The enterprise-class platform model rebooted again afte
Fabric OS Troubleshooting and Diagnostics Guide 1553-1003141-01Switch boot2•Software Fault: Kernel Panic-If the system detects an internal fatal error
16 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01FC-FC routing connectivity23. Enter the supportSave command to go into interactive mode
Fabric OS Troubleshooting and Diagnostics Guide 1753-1003141-01FC-FC routing connectivity2On the edge Fabric OS switch, make sure that the source and
18 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01FC-FC routing connectivity2Example using fcPing with a single destination (in this exam
Fabric OS Troubleshooting and Diagnostics Guide 1953-1003141-01FC-FC routing connectivity2FIGURE 1Superping and fcPing pathsIn the following example,
20 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01FC-FC routing connectivity2Consider the following example in which a few errors are rec
Fabric OS Troubleshooting and Diagnostics Guide 2153-1003141-01FC-FC routing connectivity2Routing and statistical informationThe pathInfo command disp
22 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01FC-FC routing connectivity2Target port is EmbeddedHop In Port Domain ID (Name)
Fabric OS Troubleshooting and Diagnostics Guide 2353-1003141-01Chapter3ConnectivityIn this chapter•Port initialization and FCP auto-discovery process
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24 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Port initialization and FCP auto-discovery process3•VEX_Port—A virtual EX_Port. It conn
Fabric OS Troubleshooting and Diagnostics Guide 2553-1003141-01Link issues3Link issuesSymptom Port LEDs are flashing.Probable cause and recommended ac
26 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Connection problems3Checking the logical connection1. Enter the switchShow command.2. R
Fabric OS Troubleshooting and Diagnostics Guide 2753-1003141-01Connection problems3Checking the Name Server 1. Enter the nsShow command on the switch
28 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Link failures34. Enter the fcpProbeShow command to display the FCP probing information
Fabric OS Troubleshooting and Diagnostics Guide 2953-1003141-01Link failures3Checking for a loop initialization failure 1. Verify the port is an L_Por
30 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Marginal links34. Skip over the loop initialization phase.After becoming an active port
Fabric OS Troubleshooting and Diagnostics Guide 3153-1003141-01Marginal links3Only one frame is transmitted and received at any given time. An externa
32 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Marginal links3switch:admin> porterrshow frames enc crc crc too too ba
Fabric OS Troubleshooting and Diagnostics Guide 3353-1003141-01Device login issues3Device login issuesA correct login is when the port type matches th
Fabric OS Troubleshooting and Diagnostics Guide v53-1003141-01ContentsAbout This DocumentHow this document is organized . . . . . . . . . . . . . . .
34 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Device login issues33. Enter the portCfgShow command to see if the port is configured c
Fabric OS Troubleshooting and Diagnostics Guide 3553-1003141-01Media-related issues36. Enter the portLogDumpPort portid command where the port ID is t
36 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Media-related issues3The following procedures are for checking switch-specific componen
Fabric OS Troubleshooting and Diagnostics Guide 3753-1003141-01Segmented fabrics3Segmented fabricsFabric segmentation is generally caused by one of th
38 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Segmented fabrics38. Enter the configure command to edit the appropriate fabric paramet
Fabric OS Troubleshooting and Diagnostics Guide 3953-1003141-01Segmented fabrics3Example of setting the domain IDswitch_89:FID89:admin> switchdisa
40 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Port mirroring3Port mirroringWith port mirroring, you can configure a switch port to mi
Fabric OS Troubleshooting and Diagnostics Guide 4153-1003141-01Port mirroring3•Deleting a port mirroring connection with IOD enabled causes frame drop
42 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Port mirroring3Maximum mirror connectionsTable 9 shows the maximum number of mirror con
Fabric OS Troubleshooting and Diagnostics Guide 4353-1003141-01Port mirroring3Configuring a port to be a mirror port 1. Connect to the switch and log
vi Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Switch boot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
44 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Port mirroring3Displaying port mirror connections1. Connect to the switch and log in us
Fabric OS Troubleshooting and Diagnostics Guide 4553-1003141-01Chapter4ConfigurationIn this chapter•Configuration upload and download issues . . . .
46 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Configuration upload and download issues4•The FTP or SCP server’s IP address cannot be
Fabric OS Troubleshooting and Diagnostics Guide 4753-1003141-01Configuration upload and download issues4•On a Virtual Fabrics-enabled switch, you do n
48 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Brocade configuration form4•Enter the configDownload command, without the -vf operand,
Fabric OS Troubleshooting and Diagnostics Guide 4953-1003141-01Brocade configuration form4Chassis configuration optionManagement connectionsSerial cab
50 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Brocade configuration form4
Fabric OS Troubleshooting and Diagnostics Guide 5153-1003141-01Chapter5Firmware Download ErrorsIn this chapter•Blade troubleshooting tips . . . . . .
52 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Firmware download issues5NOTEThis message only appears with Fabric OS v7.1.0 and earlie
Fabric OS Troubleshooting and Diagnostics Guide 5353-1003141-01Firmware download issues5Wait at least 15 minutes for the commit operation to complete,
Fabric OS Troubleshooting and Diagnostics Guide vii53-1003141-01Brocade configuration form . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
54 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Firmware download issues5Symptom Cannot download the requested firmware.Probable cause
Fabric OS Troubleshooting and Diagnostics Guide 5553-1003141-01Troubleshooting with the firmwareDownload command5Troubleshooting with the firmwareDown
56 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01USB error handling5USB error handlingTable 11 outlines how the USB device handles error
Fabric OS Troubleshooting and Diagnostics Guide 5753-1003141-01Considerations for downgrading firmware5Upgrade to 7.2 is not allowed since base switch
58 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Considerations for downgrading firmware5Downgrade is not allowed because there are few
Fabric OS Troubleshooting and Diagnostics Guide 5953-1003141-01Considerations for downgrading firmware5Blade typesWhere blades are incompatible with a
60 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Considerations for downgrading firmware5PlatformThe following system message pertains t
Fabric OS Troubleshooting and Diagnostics Guide 6153-1003141-01Chapter6Security In this chapter•Passwords . . . . . . . . . . . . . . . . . . . . . .
62 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Device authentication6Password recovery optionsTable 12 describes the options available
Fabric OS Troubleshooting and Diagnostics Guide 6353-1003141-01Protocol and certificate management6Protocol and certificate management This section pr
viii Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Chapter 9 ZoningOverview of corrective action . . . . . . . . . . . . . . . . . . . .
64 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01SNMP6SNMP This section describes symptoms with associated causes and recommended action
Fabric OS Troubleshooting and Diagnostics Guide 6553-1003141-01Chapter7Virtual FabricsIn this chapter•General Virtual Fabrics troubleshooting . . . .
66 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Fabric identification issues7•Admin Domains are mutually exclusive with Virtual Fabrics
Fabric OS Troubleshooting and Diagnostics Guide 6753-1003141-01Base switch issues7Symptom The switch with domain <domain> with firmware version
68 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Logical switch issues7Logical switch issuesCAUTIONWhen a logical switch is created, all
Fabric OS Troubleshooting and Diagnostics Guide 6953-1003141-01Switch configuration blade compatibility7Symptom A non-GE blade is within the slot rang
70 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Gathering additional information7Use the lsCfg –restore_slot_to_default command to corr
Fabric OS Troubleshooting and Diagnostics Guide 7153-1003141-01Chapter8ISL Trunking In this chapter•Link issues . . . . . . . . . . . . . . . . . . .
72 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Buffer credit issues8•Trunking is not supported in switch interoperability mode.•Port t
Fabric OS Troubleshooting and Diagnostics Guide 7353-1003141-01Chapter9ZoningIn this chapter•Overview of corrective action . . . . . . . . . . . . . .
Fabric OS Troubleshooting and Diagnostics Guide ix53-1003141-01Syslogd configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
74 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Segmented fabrics9If you enter the cfgShow command to display information about all zon
Fabric OS Troubleshooting and Diagnostics Guide 7553-1003141-01Zone conflicts9Symptom Zone conflict appears in logs and fabric is segmented.Probable c
76 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Zone conflicts9For more information about setting up zoning on your switch, refer to th
Fabric OS Troubleshooting and Diagnostics Guide 7753-1003141-01Zone conflicts9Correcting a fabric merge problem quickly 1. Determine which switches ha
78 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Zone conflicts9If the zoneset members between two switches are not listed in the same o
Fabric OS Troubleshooting and Diagnostics Guide 7953-1003141-01Zone conflicts9Round-trip min/avg/max = 1012/1136/1442 usecPinging 21:00:00:20:37:25:ad
80 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Gathering additional information9•If they are in the same zone, perform the following t
Fabric OS Troubleshooting and Diagnostics Guide 8153-1003141-01Chapter10Diagnostic FeaturesIn this chapter•Fabric OS diagnostics . . . . . . . . . . .
82 Fabric OS Troubleshooting and Diagnostics Guide53-1003141-01Power-on self-test10To save a set of files that customer support technicians can use to
Fabric OS Troubleshooting and Diagnostics Guide 8353-1003141-01Power-on self-test10BootROM command line: quietUncompressing Linux...done.Now booting t
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